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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

Why I Explore

The Planetary Report • September Equinox 2019

I explore space because I like feeling insignificant. I crave a dark night sky that reminds me that our Sun and even our galaxy are not unique. I find comfort in thinking about countless generations of humans looking at the same sky and asking questions similar to the ones I ask.

The State of Planetary Defense

The Planetary Report • September Equinox 2019

Vishnu Reddy delivers a sober but hopeful report on our understanding of near-Earth objects, their dangers, and our readiness.

Venus’ Ocean of Air and Clouds

The Planetary Report • September Equinox 2019

Javier Peralta plumbs the depths of Venus’ atmosphere through the eyes of the Venus Express and Akatsuki orbiters.

Hayabusa2 Lander Mania: Results from MASCOT, Plans for MINERVA-II2

Jason Davis • August 28, 2019 • 1

Japan's sample return spacecraft only has about 3 months left at asteroid Ryugu. Its next action will be to drop more stuff on the surface.

Here's How the Large Synoptic Survey Telescope will Revolutionize Small-Body Science

Darin Ragozzine • August 26, 2019 • 1

The LSST is expected to increase the number of known small bodies by more than a factor of 10.

LightSail 2 Marks 1 Month of Solar Sailing

Jason Davis • August 23, 2019 • 1

LightSail 2's orbital high point around the Earth has raised by 7.2 kilometers, without any conventional fuel.

Is a $2 Billion Prize for Landing on the Moon a Good Idea?

Casey Dreier • August 23, 2019 • 7

Though prize incentives can be useful for certain problems, huge cash payouts for human spaceflight are not good policy.

Mars 2020 Rover almost Assembled

Jason Davis • August 22, 2019 • 1

Last week, technicians installed the carousel that holds the tools and drill bits that will be used to collect samples for future return to Earth.

Chandrayaan-2 Enters Lunar Orbit

Jason Davis • August 20, 2019

The combination lander, rover, and orbiter fired its main engine to enter orbit around the Moon at 09:02 IST (03:32 UTC) on 20 August.

OSIRIS-REx Team Picks 4 Candidate Sample Sites on Asteroid Bennu

Jason Davis • August 15, 2019 • 1

The sites each have unique characteristics that would advance the field of asteroid science.

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