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BepiColombo Earth flyby

Europe and Japan's BepiColombo spacecraft, which launched in 2018, will fly by Earth on 10 April and use our planet's gravity to swing towards the inner solar system. Learn more about this mission and why we study Mercury.

Apollo 13 50th Anniversary

The Planetary Society is celebrating the 50th anniversary of Apollo 13, which launched on 11 April 1970. Disaster struck on 13 April, prompting the crew's infamous "Houston, we've had a problem" call for help. Learn what happened, and how NASA got the astronauts home safely on 17 April.

More Apollo resources

Blogs & Articles

Watch the entire Cassini mission image catalog as a movie

Emily Lakdawalla • November 20, 2015 • 2

If you were to download the entire catalog of photos taken at Saturn to date by Cassini and then animate them like a flipbook, how long would it take to watch them all pass by? The Wall Street Journal's Visual Correspondent Jon Keegan has your answer: nearly four hours.

Take My Free Online College Introduction to Planetary Science and Astronomy CSUDH Class

Bruce Betts • February 04, 2015 • 2

Our own Dr. Bruce Betts is once again teaching his Introduction to Planetary Science and Astronomy college course online. Come join him.

Flawed Beauties

Bill Dunford • February 02, 2015 • 1

More examples of imperfect--but tantalizing--images from deep space.

Bill Nye and people
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