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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

How to See LightSail 2 in the Night Sky

Jason Davis • August 14, 2019 • 5

If your latitude is within 42 degrees of the equator, there's a chance you may be able to spot LightSail 2's reflective solar sail.

Chandrayaan-2 Headed for Lunar Orbit

Jason Davis • August 13, 2019

At 02:21 IST (20:51 UTC), the spacecraft fired its main engine, changing its orbit to intersect with the Moon.

NASA, ESA Officials Outline Latest Mars Sample Return Plans

Justin Cowart • August 13, 2019 • 1

The current strategy includes the Mars 2020 rover, a lander carrying a rover and ascent vehicle, and an Earth return orbiter.

Hayabusa2 Nailed its Second Touchdown on Asteroid Ryugu

Jason Davis • August 12, 2019

JAXA's sample collection spacecraft touched down just 60 centimeters away from its aimpoint.

What the recent budget deal means for NASA

Casey Dreier • August 07, 2019 • 7

A bigger budgetary pie allows the space agency's budget to grow—for one year at least.

LightSail 2 Nears 2 Weeks of Solar Sailing

Jason Davis • August 06, 2019 • 4

The high point of the spacecraft's orbit around the Earth on Monday was 729 kilometers, an increase of 3.2 kilometers since sail deployment.

Lunar Orbiter Longjiang-2 Smashes into Moon

Andrew Jones • August 05, 2019 • 1

Don’t worry, this was a planned end for a tiny satellite that has been a huge success.

LightSail 2 Spacecraft Successfully Demonstrates Flight by Light

Jason Davis • July 31, 2019 • 17

In the past 4 days, the spacecraft has raised its orbital high point, or apogee, by about 2 kilometers.

LightSail 2 Successfully Deploys Solar Sail

Jason Davis • July 24, 2019 • 7

Images from The Planetary Society's spacecraft confirm the solar sails deployed on 23 July 2019 at 11:47 PDT (18:47 UTC).

Chandrayaan-2 Launches for the Moon

Jatan Mehta • July 22, 2019 • 1

Liftoff atop the country’s GSLV Mk III rocket occurred on 22 July at 14:43 IST (09:13 UTC).

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