Scientists Think Europa’s Equator Might Be Covered in 45-Foot-Tall Ice Spears
Sharp spikes called penitentes may be waiting to impale any spacecraft that lands in the moon's low latitudes.
Last-Ditch Attempt to Contact Philae Comet Lander Fails
It's not looking good for the comet-landing spacecraft.
Watch a Mars Rover Practice Its First Steps
The European Space Agency says this will be the "second most stressful moment" of the ExoMars 2018 mission.
Happy Perihelion! Rosetta’s Comet Gets Closest to the Sun
Things are heating up for everyone's favourite comet.
Life's Building Blocks Found on a Comet: Philae Lander Reveals New Surprises
Seven studies assess new data from the Philae lander, which woke up from hibernation on June 13.
Rosetta Gets the Go-Ahead to Chase Its Comet for 9 Months Longer
The European Space Agency will now fund the Rosetta mission through to September 2016.
Is the Philae Comet Lander Dead? We’ll Find Out Soon
Can you hear us, Major Philae?
Which Alien World Should We Land on Next?
The Huygens probe landed on Saturn’s moon Titan ten years ago today. How better to celebrate than by exploring another untouched world?