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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

Some Recent Views of Mars from Hubble

Ted Stryk • November 26, 2014

Ted Stryk showcases some of his processed versions of recent Hubble Space Telescope views of Mars.

Mars Orbiter Mission delivers on promise of global views of Mars

Emily Lakdawalla • September 29, 2014 • 18

Ever since I first learned about the capabilities of Mars Orbiter Mission's small payload of science instruments, I have been anticipating one type of data in particular: global color views of Mars captured in a single 2000-pixel-square frame. Just days after entering orbit, Mars Orbiter Mission has delivered on that promise.

Hubble to the rescue! The last-ditch effort to discover a Kuiper belt target for New Horizons

Emily Lakdawalla • June 17, 2014 • 5

Will New Horizons have a mission after Pluto? Ground-based searches have failed to turn up anything that New Horizons can reach. Now Hubble is joining the search, but time is running out: a discovery must be made within the next two months.

Intro Astronomy 2014. Class 13: Galaxies, the Universe, Life

Bruce Betts • May 08, 2014 • 1

Discover the Universe including the Big Bang, dark matter, dark energy, galaxies, life and more in this video of class 13 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

Intro Astronomy 2014. Class 12: The Sun and Stars

Bruce Betts • May 01, 2014

Explore the physical characteristics and inner workings of the Sun and then learn all about Stars and Stellar Evolution in this video of class 12 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

Intro Astronomy 2014. Class 11: Exoplanets and Solar System Origin and Formation

Bruce Betts • April 25, 2014

Learn about the formation and origin of the Solar System and go beyond our neighborhood to investigate exoplanets (planets around other stars) in this video of class 11 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

Comet Siding Spring Mars encounter: Cosmic bully spotted by ESA and NASA

ESA Mars Express Team • March 31, 2014

Hubble has taken some great new images of our 'friend,' Comet Siding Spring, due to pass by Mars at less than 136,000 km on October 19 – less than half the distance between Earth and our moon.

Intro Astronomy Class 3: Telescopes, the Moon

Bruce Betts • February 21, 2014

Explore optical, radio, and space telescopes and the Moon in the video of class 3 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

Predicting Pluto's moons and moondust

Emily Lakdawalla • February 19, 2014 • 2

Why didn't we discover Pluto's moons until more than a decade after Hubble launched? Mark Showalter helps me answer this question.

Super-close supernova in M82

Emily Lakdawalla • January 22, 2014 • 8

The astronomy world is all a-twitter this morning over the discovery of a new supernova in M82, a galaxy that's in our astronomical backyard, "only" 12 million light-years away. And early word is that it appears to be a Type Ia supernova, the kind that's used as a standard candle to measure the expansion of the universe.

Bill Nye and people
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