Astronomy & Space Exploration

Get ready for the August 21, 2017 total solar eclipse.

Explore webcasts, stories, dispatches, photos, and articles of total and annular solar eclipses and transits.

Watch the Exploratorium's live coverage of the lunar eclipse that occurred on January 20th, 2019.

Join us on Facebook Live for the total lunar eclipse!

Join us on Facebook Live for the total lunar eclipse.

Watch live coverage of the InSight Lander plunge through the Martian atmosphere.

See evidence of invisible cosmic rays with Cloud Chamber.

Get a sneak peek of the InSight Mars mission.

Looking at the night sky can help you see how your eyes and brain make sense out of moonlight.

Are there earthquakes on Mars? Or rather, “marsquakes?"

Join us to learn about NASA's InSight Lander mission.

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