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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

The Downlink: A New Look at Asteroid Hygiea, Setback for InSight

Jason Davis • November 01, 2019 • 4

Planetary exploration news for busy people

The Downlink: Shields Up for James Webb, Breakthrough Eyes New SETI Targets

Jason Davis • October 25, 2019 • 3

Planetary exploration news for busy people

The Downlink: A Historic All-Woman Spacewalk, Hubble Spies Interstellar Comet

Jason Davis • October 18, 2019 • 1

Planetary exploration news for busy people

“I Talk to It Every Day”: Students are Vital Members of LightSail 2 Team

Jason Davis • October 17, 2019

More than 50,000 people supported LightSail 2. But only one person can talk to the spacecraft at a time, and it's often a student.

In 1983, Carl Sagan Urged NASA to Send a Mission to Saturn and Titan

The Planetary Report • November/December 1983

"We very much hope that NASA will be able to make an early commitment to such a mission," wrote Sagan to administrator James Beggs.

The Downlink: NASA Works to Save Mars Experiment, Saturn Gets 20 New Moons

Jason Davis • October 11, 2019 • 3

Planetary exploration news for busy people

The Downlink: Station Crew Home, Hayabusa2 Deploys Rover

Jason Davis • October 04, 2019 • 2

Planetary exploration news for busy people

Tourism: Apollo's Forgotten Legacy

Emily Margolis • September 30, 2019

Americans were deeply divided over the value of the Apollo program. One member of Congress had a radical idea: open Kennedy Space Center to the public.

How the European Space Agency Does Planetary Defense

Detlef Koschny • September 27, 2019

Defending the planet from the hazard of potential asteroid impacts requires investments from the whole world. In Europe, the European Space Agency (ESA) and the European Union both support work to understand and mitigate the threats from near-Earth objects.

How NASA's Planetary Defense Budget Grew By More Than 4000% in 10 years

Casey Dreier • September 26, 2019 • 3

NASA used to spend more on travel for its employees at headquarters than it did on finding dangerous near-Earth asteroids. Now it’s building asteroid-hunting space telescopes. What changed?

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