Activity Key
Outreach Resources
Astronomy Activities & Resources
-
Enrichment Webinar: International Observe the Moon Night: Celebrating 50 Years of Human Exploration of the Moon
-
-
-
- Teen, Adult
- 8/22/2019
Members of the NASA Night Sky Network joined us on September 9, 2019 when Andrea Jones and the International Observe the Moon Night team brought us the latest information and resources to enhance everyone's understanding of the Moon.
-
-
Live Chat: Online Outreach for Amateur Astronomers
-
-
-
- Teen, Adult
- 4/13/2020
Discover how to host online star parties and virtual presentations with this fun informal webchat hosted by the NSN.
-
-
NSN Enrichment Webinar: A New Lunar Toolkit
-
-
-
- Teen, Adult
- 5/2/2019
NASA Night Sky Network joined us on June 4, 2019 to see a demonstration of a new outreach toolkit developed for the 50th anniversary of Apollo 11.
-
-
NSN Enrichment Webinar: NASA Education Resources in Infiniscope
-
-
-
- Teen, Adult
- 3/7/2019
NSN members joined NASA's Jessica Swann on April 30, 2019, for an introduction to Infiniscope, NASA's free online resource of activities for learners of all ages.
-
-
NSN Enrichment Webinar: Shadows and Silhouettes
-
-
-
- Teen, Adult
- 11/7/2018
NSN members joined a webinar featuring activities from the Shadows and Silhouettes outreach toolkit on January 16, 2019. Details and links are inside.
-
-
NSN Toolkit Webinar: Our Galaxy, Our Universe
-
-
-
- Teen, Adult
- 8/21/2018
NSN members joined us on October 3, 2018 for a webinar featuring activities from the Our Galaxy, Our Universe outreach toolkit.
-
-
NSN Webinar Series: A Revolution In Commercial Space Development: The Next 42 Months
-
-
-
- Teen, Adult
- 5/13/2020
Night Sky Network members enjoyed a webinar on June 16, 2020 hosted by Bruce Pittman from NASA's Space Portal Office, who shared the present, and future of commercial ventures in space.
-
-
NSN Webinar Series: Are We Alone? The Search for Extraterrestrial Life in the Solar System
-
-
-
- Teen, Adult
- 9/14/2020
In Oct 2020, the Night Sky Network heard Dr. Kathy Campbell explore the what, how and why in the quest for life in the Solar System in the current and coming decades.
-
-
NSN Webinar Series: Art & Science: Astromaterials 3D and the Power of STEAM
-
-
-
- Teen, Adult
- 10/20/2021
On Monday, November 22, 2021, NASA Night Sky Network members joined Erika Blumenfeld from NASA's ARES program at the Johnson Space Center as she shared details of their new Astromaterials 3D project.
-
-
NSN Webinar Series: Citizen Science and the Night Sky: SciStarter conversation with David Eicher of Astronomy Magazine
-
-
-
- Teen, Adult
- 3/23/2021
Members joined the NASA Night Sky Network in April 2021 for a conversation with three citizen science project leaders and David Eicher, the Editor-in-Chief of Astronomy Magazine
-
-
NSN Webinar Series: Darkness in Distress
-
-
-
- Teen, Adult
- 1/7/2021
NASA Night Sky Network heard Kelly Beatty discuss the impact of light pollution on society, and our ability to view the night sky in January 2021.
-
-
NSN Webinar Series: Exoplanets: Finding Life in the Galaxy
-
-
-
- Teen, Adult
- 8/26/2021
The NASA Night Sky Network joined Robert Zellem on October 28, 2021, to discuss exoplanets, the science behind exoplanet research and discovery, and the hunt for evidence of life in our galaxy.
-
-
NSN Webinar Series: Hubble's 30th Anniversary
-
-
-
- Teen, Adult
- 1/29/2020
Night Sky Network members joined us on March 24, when Frank Summers shared with us the legacy of 30 years of exploration with the Hubble Space Telescope.
-
-
NSN Webinar Series: International Space Station Research & Technology 101
-
-
-
- Teen, Adult
- 5/11/2020
Members of the NASA Night Sky Network on May 27, 2020 heard Brandon Reddell from NASA's Johnson Space Center give us an inside look at the science taking place on the ISS.
-
-
NSN Webinar Series: NASA Citizen Science: From Habitable Exoplanets to Planet Nine
-
-
-
- Teen, Adult
- 12/19/2019
Night Sky Network members joined us on January 28, when Marc Kuchner from NASA's Goddard Space Flight Center shared with us how YOU can get involved in NASA research through citizen science opportunities!
-
-
NSN Webinar Series: NASA's Lucy Mission to the Trojan Asteroids
-
-
-
- Teen, Adult
- 4/9/2021
The NASA Night Sky Network on August 18, 2021 heard Dr. Cathy Olkin give an update on NASA's Lucy Mission to visit Jupiter's Trojan Asteroids.
-
-
NSN Webinar Series: NASA's Search for Meteorites in Antarctica: Who, What, When, Where, Why and How?
-
-
-
- Teen, Adult
- 8/25/2020
On August 25, 2020 Night Sky Network members joined us to hear Dr. Cynthia Evans tell us about NASA's search for meteorites in Antarctica.
-
-
NSN Webinar Series: OSIRIS-REx: To Asteroid Bennu and Back
-
-
-
- Teen, Adult
- 10/16/2020
NASA Night Sky Network members joined Carl Hergenrother on Tuesday, November 17, 2020 for the latest updates on the OSIRIS-REx mission to asteroid Bennu.
-
-
NSN Webinar Series: Parker Solar Probe Explores the Solar Corona
-
-
-
- Teen, Adult
- 1/15/2020
Night Sky Network members joined us on February 25, when Adam Szabo from NASA's Goddard Space Flight Center shared with us the latest findings from the Parker Solar Probe
-
-
NSN Webinar Series: Planetary Defense: Defending Earth from Hazardous Asteroids
-
-
-
- Teen, Adult
- 7/22/2021
On September 21 NASA Night Sky Network members joined Dr. Paul Abell as he shared plans for the DART mission, a planetary defence mission which will demonstrate a technique to change the motion of an asteroid in space.
-
-
NSN Webinar Series: Postcards From the Universe
-
-
-
- Teen, Adult
- 11/5/2021
NASA Night Sky Network members joined Dr. Jerry Bonnell from NASA's Astronomy Picture of the Day for the best of APOD for 2021, on Tuesday, December 7, 2021.
-
-
NSN Webinar Series: Prepare for International Observe the Moon Night 2021!
-
-
-
- Teen, Adult
- 9/9/2021
NASA Night Sky Network on September 8, 2021 heard Andrea Jones help folks prepare for this year's activities for International Observe the Moon Night.
-
-
NSN Webinar Series: Preparing for Artemis: Understanding the Moon's most important resource
-
-
-
- Teen, Adult
- 4/16/2021
The NASA Night Sky Network was joined by Dr. Casey Honniball on May 20, 2021 when she brought us an update on the Artemis program and plans for creating a sustainable human presence on the Moon.
-
-
NSN Webinar Series: Psyche: Journey to a Metal World
-
-
-
- Teen, Adult
- 12/9/2021
The NASA Night Sky Network joined Dr. David Williams on February 15, 2022 as he discussed an upcoming NASA mission to investigate Psyche, the largest M-type asteroid in the Solar System.
-
-
NSN Webinar Series: Solar Orbiter: A joint ESA/NASA mission to investigate the heliosphere
-
-
-
- Teen, Adult
- 6/22/2020
Dr. Teresa Nieves-Chinchilla of NASA's Goddard Space Flight Center joined the NASA Night Sky Network on July 23, 2020 and shared an update on the Solar Orbiter mission.
-
-
NSN Webinar Series: Supersonic Snowballs in Hell: the Science of Sungrazing Comets
-
-
-
- Teen, Adult
- 4/9/2021
On June 22, 2021, Night Sky Network members joined Dr. Karl Battams for an overview of sungrazing comets, and how you can contribute to their study through the Sungrazer Citizen Science project.
-
-
NSN Webinar Series: The Best of Astronomy Picture of the Day 2020
-
-
-
- Teen, Adult
- 10/30/2020
The NASA Night Sky Network joined Robert Nemiroff on Thursday, December 17 for a tour of the highlights from the Astronomy Picture of the Day archive for 2020.
-
-
NSN Webinar Series: The Last Stargazers: Astronomy Adventures and the Scientific Power of Storytelling
-
-
-
- Teen, Adult
- 7/28/2020
Dr. Emily Levesque joined the NASA Night Sky Network on September 17, 2020 to share the science and adventures behind what it's like to be a professional astronomer and work at the world's cutting-edge observatories.
-
-
NSN Webinar Series: The Polarimeter to Unify the Corona and Heliosphere (PUNCH) Mission
-
-
-
- Teen, Adult
- 5/21/2021
NASA Night Sky Network members joined on Dr. Nicholeen Viall on July 20, 2021 for an update on NASA's PUNCH mission to study the Sun's corona.
-
-
NSN Webinar Series: Venuses Near and Far: exo-Venuses and DAVINCI
-
-
-
- Teen, Adult
- 3/28/2022
Night Sky Network members joined Colby Ostberg the evening of April 26, 2022, when he presented his talk: Venuses Near and Far: How the study of exo-Venuses complement in-situ Venus missions like DAVINCI
-
-
NSN Webinar Series: Webb Community Events: First Images
-
-
-
- Teen, Adult
- 2/1/2022
NASA Night Sky Network members joined Denise Smith and Holly Ryer share with us how NSN clubs can participate in sharing Webb First Images with their communities!
-
-
NSN Webinar Series: What to Expect from the James Webb Space Telescope
-
-
-
- Teen, Adult
- 2/19/2021
NASA Night Sky Network members joined us on March 23, 2021 to hear Dr. Kelly Lepo update us with the latest on the James Webb Space Telescope.
-
-
NSN Webinar Series: What to Expect from the James Webb Space Telescope's First Year of Science
-
-
-
- Teen, Adult
- 3/29/2022
Night Sky Network members joined Dr. Kelly Lepo on May 19, 2022, when she presented her talk: What to Expect from the James Webb Space Telescope's First Year of Science.
-
-
NSN Webinar Series: When Clouds Take Over the Sky
-
-
-
- Teen, Adult
- 11/5/2021
On Monday, January 10, Dr. Jessica Taylor from NASA's Langley Research Center shared with us how you can provide data to NASA even on cloudy days with the NASA GLOBE program and the upcoming Cloud Challenge!
-
-
NSN Webinar: Astronomy from the Stratosphere: NASA's SOFIA Mission
-
-
-
- Teen, Adult
- 1/23/2017
NASA Night Sky Network members joined us on February 15 to hear Dr. Dana Backman bring us the latest about NASA's SOFIA mission.
-
-
NSN Webinar: Astronomy Picture of the Day Best of 2019
-
-
-
- Teen, Adult
- 8/31/2019
Robert Nemiroff joined members of the NASA Night Sky Network on Tuesday, December 17 to showcase the best of the Astronomy Picture of the Day for 2019 in a special year-end webinar!
-
-
NSN Webinar: Cassini End of Mission
-
-
-
- Teen, Adult
- 9/14/2017
NSN members joined us on Wednesday, September 20 when Trina Ray from NASA's JPL updated us on the end of the Cassini mission to Saturn.
-
-
NSN Webinar: Chasing New Horizons
-
-
-
- Teen, Adult
- 5/11/2018
NSN members joined us June 26, when Drs. Alan Stern and David Grinspoon take a look at the New Horizons mission to Pluto and beyond.
-
-
NSN Webinar: Cloudy Night Science with CosmoQuest
-
-
-
- Teen, Adult
- 8/26/2016
Dr. Pamela Gay joined NSN members on Wednesday, October 26, 2016 and shared how astronomy club members can get involved in doing citizen science using data returned from a variety of NASA missions.
-
-
NSN Webinar: Coloring the Universe
-
-
-
- Teen, Adult
- 11/18/2016
NSN members joined Dr. Travis Rector on December 14, 2016 as he detailed how we have come to see the universe in color in our age of high-end astronomical equipment. Find details and the recording here.
-
-
NSN Webinar: Earthrise: The 50th Anniversary
-
-
-
- Teen, Adult
- 11/16/2018
NASA Night Sky Network joined Ernie Wright on December 5 as he brought members the story behind the iconic Earthrise photo taken from Apollo 8 and how a brilliant visualization of this moment was created.
-
-
NSN Webinar: Eclipse Megamovie: Solar Discoveries, Education, and Outreach through Crowdsourcing 2017 Eclipse Images
-
-
-
- Teen, Adult
- 12/21/2016
NSN members joined Dr. Laura Peticolas on Wednesday, January 18, 2017, to learn about how you can get involved in contributing images for the 2017 Total Solar Eclipse MegaMovie. You can find the recording inside.
-
-
NSN Webinar: Exploring Exoplanet Biosignatures, Potential "False Positives" for Life, and the Case of Proxima Centauri b
-
-
-
- Teen, Adult
- 10/14/2016
NSN members joined a live webinar to learn more about how astronomers and astrobiologists are investigating the atmospheres of exoplanets for signs of life.
-
-
NSN Webinar: Exploring NASA's Universe on Social Media
-
-
-
- Teen, Adult
- 9/14/2017
On October 17 we heard from Jason Townsend from NASA HQ, who shared with us how NASA gets their message out to the public through social media.
-
-
NSN Webinar: Exploring the Birth of Rocky Planets: The InSight Mission to Mars
-
-
-
- Teen, Adult
- 2/26/2018
On March 28, 2018, NSN members joined Sharon Kedar, from NASA's InSight mission to Mars. He updated members on the lander's upcoming exploration of Mars' interior.
-
-
NSN Webinar: Exploring the Earliest Habitable Environments on Mars
-
-
-
- Teen, Adult
- 5/5/2017
On Wednesday, June 21st, the Night Sky Network heard Dr. Bethany Ehlmann from NASA's JPL update us on plans for the Mars 2020 rover.
-
-
NSN Webinar: Highlights from the Super Bowl of Astronomy
-
-
-
- Teen, Adult
- 1/2/2019
NSN members joined Rick Fienberg for a review of the latest in astronomy fresh from the latest meeting of the American Astronomical Society on Wednesday, January 23.
-
-
NSN Webinar: How Cool is the Eclipse? Measuring Air Temperature and Clouds with NASA's GLOBE Observer
-
-
-
- Teen, Adult
- 6/27/2017
Members of the Night Sky Network joined us on Tuesday, July 25th, to hear Kristin Weaver and Holli Riebeek from NASA's Goddard Space Flight Center on how you can use the GLOBE Explorer to share your eclipse experience with NASA scientists.
-
-
NSN Webinar: Humanity's First Visit to a Star
-
-
-
- Teen, Adult
- 4/23/2018
NSN members joined us on May 15, when Dr. Nicola Fox, the project scientist for NASA's Parker Solar Probe, shared details about this upcoming mission that will directly experience the solar atmosphere.
-
-
NSN Webinar: Innovative Solar System Science with the James Webb Space Telescope
-
-
-
- Teen, Adult
- 1/10/2016
NSN Video Conference: Innovative Solar System Science with the James Webb Space Telescope
-
-
NSN Webinar: International Observe the Moon Night and Preparing for Human and Robotic Exploration of the Moon-and Beyond
-
-
-
- Teen, Adult
- 7/15/2016
NSN members joined together for a webinar with Dr. Timothy Glotch and Andrea Jones as they shared information on RIS4E and plans for 2016's International Observe the Moon Night.
-
-
NSN Webinar: Looking at Earth From Space (Landsat Style)
-
-
-
- Teen, Adult
- 12/22/2017
Night Sky Network members joined us on Tuesday, February 13 when NASA's Theresa Arvidson shared the history of the ongoing Landsat program, and updated us about the upcoming Landsat 9 mission.
-
-
NSN Webinar: Lucy: Surveying the Diversity of Trojans
-
-
-
- Teen, Adult
- 6/26/2019
Dr. Hal Levison joined the NASA Night Sky Network on July 25, 2019 to share with us the plans for the Lucy mission to study the Trojan asteroids.
-
-
NSN Webinar: Lunar Landing Sites, Past and Future
-
-
-
- Teen, Adult
- 4/4/2020
On April 23, 2020, NASA Night Sky Network members joined Brian Day from NASA's Ames Research Center give us an inside look at lunar landing sites past and future, what we learned and hope to learn from future missions.
-
-
NSN Webinar: Lunar Science and Moon 2024
-
-
-
- Teen, Adult
- 6/11/2019
NSN members joined a webinar on July 25 where they learned the latest news in lunar science and NASA's upcoming lunar exploration plans from planetary geologist Dr. Sarah Noble.
-
-
NSN Webinar: Mars 2020 Rover: Searching for Signs of Ancient Life
-
-
-
- Teen, Adult
- 9/4/2019
The NASA Night Sky Network heard from Dr. Mitch Schultz on September 26 for an update on the Mars 2020 Rover mission to Mars.
-
-
NSN Webinar: MESSENGER at Mercury: Exploring an Enigmatic Planet
-
-
-
- Teen, Adult
- 3/18/2016
NSN Members, join Dr. Larry Nittler on Monday, April 18, 2016 to learn about the highlights from the MESSENGER mission to Mercury, and many of its exciting scientific results. Find out the details in this video-based webinar.
-
-
NSN Webinar: NASA's Astromaterials Collections
-
-
-
- Teen, Adult
- 2/5/2019
The NASA Night Sky Network welcomed Dr. Michael Zolensky from NASA's Johnson Space Center to its monthly webinar series on Tuesday, March 26, 2019. Dr. Zolensky introduced us to NASA's collection of space materials.
-
-
NSN Webinar: NASA's Eyes: Sharpen your View of the Earth, Our Solar System and Beyond
-
-
-
- Teen, Adult
- 4/21/2017
NSN members joined Kevin Hussey from NASA's JPL on May 17, 2017, as he demonstrated "NASA's Eyes," a trio of programs allowing anyone with an internet connected computer to virtually explore the Earth, our Solar System and beyond. .
-
-
NSN Webinar: NASA's Mars Trek: Powerful Online Tools for Exploring Mars
-
-
-
- Teen, Adult
- 5/13/2016
Brian Day from NASA Ames Research Center joined us on Wednesday, June 22, 2016, to show us a new tool to visualize data returned from Mars: the Mars Trek virtual portal.
-
-
NSN Webinar: New Horizons: Beyond Pluto
-
-
-
- Teen, Adult
- 8/31/2019
NASA Night Sky Network members joined Orkan Umurhan on Wednesday, October 16, as he discussed the latest information about the New Horizons mission.
-
-
NSN Webinar: One Month Until International Observe the Moon Night!
-
-
-
- Teen, Adult
- 7/19/2018
NSN members joined NASA's Andrea Jones on September 20, 2018 as she shared the latest lunar science from LRO along with plans for this year's International Observe the Moon Night.
-
-
NSN Webinar: One Year Mission on the ISS
-
-
-
- Teen, Adult
- 2/15/2016
Dr. Liz Warren disccussed the science behind the NASA Human Research Program's "One Year Mission" on board the International Space Station. How does one year in space impact the human body and mind? Find out in this informative video webinar!
-
-
NSN Webinar: Partnering with Latino Audiences for the Eclipse and Beyond
-
-
-
- Teen, Adult
- 5/11/2017
This webinar covers best-practices for reaching out to your local Latino and Hispanic audiences to get the word out about the eclipse and beyond.
-
-
NSN Webinar: Peering into distant lands: New Horizons and the geology of Pluto and Charon
-
-
-
- Teen, Adult
- 3/4/2016
Dr. Orkan Umurhan joined NSN members on March 16, 2016 to learn about the latest revelations from the New Horizons mission to the Pluto system.
-
-
NSN Webinar: Planet Hunters and the Most Mysterious Star in the Galaxy
-
-
-
- Teen, Adult
- 6/1/2018
NSN members joined Dr. Tabetha Boyajian on July 18, 2018 for a fascinating webinar on the latest on the Kepler 2 mission, and the discovery of a mystery star.
-
-
NSN Webinar: Prepare for International Observe the Moon Night 2020!
-
-
-
- Teen, Adult
- 8/12/2020
The NASA Night Sky Network held a webinar on Thursday, September 10, 2020, to help folks prepare for this year's activities for International Observe the Moon Night.
-
-
NSN Webinar: Seeking Hot Young Stars: The Story of the World's First Astronomical Observatory in Space
-
-
-
- Teen, Adult
- 11/1/2018
NASA Night Sky Network members joined Ginger Butcher from NASA's Goddard Space Flight Center on November 7, 2018 as she told the story of the first* astronomical observatory in space.
-
-
NSN Webinar: Stromatolites: Windows into the Ancient Earth
-
-
-
- Teen, Adult
- 4/2/2019
On May 21, 2019, Night Sky Network members joined Dr.Jamie Foster as she shared the story of the ancient Earth, and how it can help us understand the potential for life on other planets.
-
-
NSN Webinar: Surprises at Saturn: Cassini Mission Highlights
-
-
-
- Teen, Adult
- 8/23/2016
Night Sky Network members joined us on Wednesday, September 21, 2016 for an update from Dr. Linda Spilker on the Cassini Mission to Saturn.
-
-
NSN Webinar: The Europa Clipper Mission: Exploring a Potentially Habitable World
-
-
-
- Teen, Adult
- 8/24/2018
NASA Night Sky Network members joined us on October 16 to hear Robert Pappalardo bring us up to date on the Europa Clipper mission.
-
-
NSN Webinar: The Hot Spring Hypothesis for the Origin of Life & the Search for Life in the Universe
-
-
-
- Teen, Adult
- 2/26/2018
NSN members joined us on Wednesday, April 25, when Dr. Bruce Damer and Prof. David Deamer from NASA's Astrobiology Institute shared the latest research into the origins of life in the universe.
-
-
NSN Webinar: The Juno Mission to Jupiter
-
-
-
- Teen, Adult
- 4/21/2016
On Wednesday, May 11, Dr. Steven Levin joined us to bring us up to date on the Juno Mission to Jupiter. You can download the Juno slides below, and access the video.
-
-
NSN Webinar: The OSIRIS-REx Asteroid Sample Return Mission
-
-
-
- Teen, Adult
- 6/20/2016
NSN members joined us at 6:00pm PDT on Thursday, July 21, 2016, and heard Ed Beshore share the inside scoop on the OSIRIS-REx mission and asked him questions about the mission. Links to OSIRIS-REx resources and the webinar recording can be found inside.
-
-
NSN Webinar: The Transiting Exoplanet Survey Satellite (TESS): Mission update and early results
-
-
-
- Teen, Adult
- 8/9/2018
NASA Night Sky Network members joined us on August 29, 2018 when we heard from Knicole Colon with an update on the TESS mission.
-
-
NSN Webinar: The Universe Through Gravitational Waves
-
-
-
- Teen, Adult
- 11/14/2017
Members of the NASA Night Sky Network joined us on November 29 when Dr. Brian O'Reilly, the Advanced LIGO run manager for the Livingston Detector of the LIGO project, shared with us the latest exciting observations from LIGO.
-
-
NSN Webinar: The Voyager Spacecraft: Exiting the Solar System
-
-
-
- Teen, Adult
- 8/31/2019
NASA Night Sky Network members joined Trina Ray of NASA/JPL on November 18, when she discussed 40 years of exploration by NASA's two Voyager spacecraft, and how they continue to discover incredible science.
-
-
NSN Webinar: The Wrong Stuff: NASA and the Mercury 13 Women Astronauts
-
-
-
- Teen, Adult
- 3/3/2017
Join the NASA Night Sky Network on Wednesday, March 15 at 6:00pm Pacific Time (9:00pm Eastern) to hear Amy Shira Teitel bring us the story of an amazing group of women who qualified as astronauts in the earliest days of the space program.
-
-
NSN Webinar: Tour of the Universe: You Are Here
-
-
-
- Teen, Adult
- 1/24/2019
The NASA Night Sky Network welcomed Dean Regas to its monthly webinar series on Wednesday, February 27, 2019 at 6pm Pacific/9pm Eastern time. Dean will take us on a whirlwind tour of the known universe, showing us some amazing simulation software.
-
-
NSN Webinar: Views of Earth from Space: Astronaut Photography from the International Space Station & more!
-
-
-
- Teen, Adult
- 3/3/2017
Three scientists from the NASA Johnson Space Center joined NASA Night Sky Network members on Wednesday, April 19 to share an astronaut's view of the Earth from the ISS.
-
-
NSN Webinar: Year of Human Space Exploration
-
-
-
- Teen, Adult
- 1/9/2018
Join the NASA Night Sky Network on Wednesday, January 31 at 6:00pm Pacific (9:00pm Eastern), when Patricia Moore from NASA's Johnson Space Center will kick us off with the Year of Human Space Exploration
-
-
Webinar: Getting Sucked In: Black Holes Outreach
-
-
-
- Teen, Adult
- 5/8/2018
Join NOVA and the Astronomical Society of the Pacific in a webinar exploring one of the cosmos' greatest mysteries: black holes.
-