The moon's apparent size in our sky depends on its distance from Earth. The supermoon of March 19, 2011 (right), compared to an average moon of December 20, 2010 (left). Image by Marco Langbroek of the Netherlands via Wikimedia Commons.

In the Sky

Moon swings to perigee – closest point – on August 30

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the Moon

Current Sun and Moon Data

Moon


% of full
Age: %
Hemisphere
Moonrise:
Moonset:
phases of the moon

Sun

Sunrise:
Sunset:

Video

What's Up for August 2015

Learn where and when to look for the 2015 Perseid shower. Also this month, look for all the current and former planets (all 12 of them) in the night sky.

Weather Forecast


More Planning Tools

  • Andromeda galaxy

    ClearSky Chart

    Click your location on the map to check on viewing condition predictions in your area.


  • Andromeda galaxy

    Sky Maps

    Navigate the night sky. Download a sky map for the current month.


  • Andromeda galaxy

    Spot the Station

    Choose your state, then city to see when the International Space Station can be seen crossing the sky.


Bookmark this page as your one-stop planning resource for astronomy events. Note: By clicking any of these links, you will be leaving the NASA domain. These resources are provided strictly to help users, and not as a way to promote one site over another.