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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

Space Image Processing Classes are Go!

Emily Lakdawalla • November 06, 2009

I got a huge response from readers interested in me conducting some online classes on space image data -- how to access and process it.

Reviews of several space-themed books for young children

Emily Lakdawalla • November 05, 2009

While I was on maternity leave I suddenly decided to see what books were out there that could help me teach my daughters (one's three years, and the other six months old) about the science and the thrill of space exploration.

MESSENGER Rewrites Mercury Textbooks Even Before Entering Orbit

Emily Lakdawalla • November 05, 2009

As MESSENGER zoomed toward Mercury for its third flyby, it was commanded to rotate in a maneuver that would help it test a surprising result from the second flyby.

Planetary Radio Q and A: Saturn's Hexagon

Emily Lakdawalla • November 04, 2009

On "Questions and Answers" I answered this question: "How do they explain the hexagon near Saturn's north pole?"

Planetary Radio Q and A: Not-so-gassy giants

Emily Lakdawalla • November 04, 2009

On Planetary Radio's "Questions and Answers" I answered this question: "I read that Uranus got its tilt when it was hit by another object. What does it mean for a ball of gas to be hit -- wouldn't another object just pass through it?"

Data from Kaguya's prime mission to the Moon has been released

Emily Lakdawalla • November 03, 2009

Yesterday, the Japanese space agency announced the public release of the data from the primary mission of the Kaguya (a.k.a. SELENE) lunar orbiter.

Voting is Fixed!

Ryan Anderson • November 03, 2009

There were some issues with the voting widget on the University Science Writing competition, but they have been resolved, and it turns out it was counting the votes all along! So go vote for my post if you haven't done so yet today!

Another marvelous image from Cassini's Nov 2 Enceladus flyby

Emily Lakdawalla • November 03, 2009

This image goodie was produced from the raw images from Cassini's close encounter with Saturn's geyser moon Enceladus yesterday by Gordan Ugarkovic.

Cassini's Enceladus encounter, with bonus Tethys

Emily Lakdawalla • November 02, 2009

Raw images from Cassini's close pass by Enceladus today started appearing on the JPL raw images website, and some less-compressed versions of a few of them showed up on the CICLOPS website.

Dawn Journal: Taking Up Residence in the Asteroid Belt

Marc Rayman • November 02, 2009

Dawn has devoted another month to thrusting with its ion propulsion system, ever with its sights set on its rendezvous with Vesta in July 2011.

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