Chester County Astronomical Society

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In partnership with the
Astronomical Society of the Pacific

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Date: Saturday, March 21, 2026

Time: 10 a.m. - 12:30 p.m. Eastern

Location: Downingtown Library
122 Wallace Ave, Downingtown, PA 19335
Downingtown, PA 19335

Legend:

Moon

Mercury

Venus

Earth

Mars

Jupiter

Saturn

Uranus

Neptune

Pluto

Legend:

Moon

Mercury

Venus

Earth

Mars

Jupiter

Saturn

Uranus

Neptune

Pluto

This chart represents the sky one hour after sunset on March 21, 2026 at the event location.

Chart generated from Your Sky.

Sat 4/11/2026

10 a.m. - 12:30 p.m. Eastern

Downingtown Library Solar Downingtown Library
122 Wallace Ave, Downingtown, PA 19335 Downingtown, PA

Fri 4/17/2026

8 p.m. - 10 p.m. Eastern

BRANDYWINE RED CLAY ALLIANCE NIGHT SKY OBSERIVNG Brandywine Red Clay Alliance
1760 Wawaset Road West Chester, PA

Tue 4/21/2026

1:30 p.m. - 3:30 p.m. Eastern

Middletown Free Library Solar Tuesdays Middletown Free Library
464 South Old Middletown Rd Media, PA

Fri 4/24/2026

8 p.m. - 10 p.m. Eastern

MATHER PLANETARIUM NIGHT SKY OBSERVING Mather Planetarium
750 S CHURCH ST WEST CHESTER, PA