The European Space Agency's ExoMars Trace Gas Orbiter image of interstellar comet 3I/ATLAS as it passed close to Mars. (The European Space Agency) A mysterious interstellar comet — just the third such ...

This summer, scientists spotted an incredibly rare visitor to Earth’s solar system—a comet, now known as 3I/ATLAS, that entered our solar system from the galaxy beyond and is zipping past the sun at a ...

Scientists confirm that clocks on Mars run faster than on Earth and will change global space navigation in the future ...

NASA's Mars Odyssey robotic spacecraft, which has been exploring Mars for over two decades, is set to complete an impressive milestone on June 30: 100,000 orbits around the Red Planet. Since its ...

Elon Musk wants to nuke Mars. What are the consequences? Without nukes, life on Mars might be like this: You'd live in giant glass domes, and grow small portions of food inside. And if you happen to ...

From Dec. 6 through Feb. 23, Mars will enter retrograde motion, a period of about 10 weeks where the red planet will appear to move backward in the sky. Are you experiencing inner tension, heightened ...

The same winds that blanket Mars with dust can also blow that dust away. Catastrophic dust storms have the potential to end a mission, as with NASA’s Opportunity rover. But far more often, passing ...

A mysterious interstellar comet — just the third such object ever confirmed to have entered our solar system — streaked past Mars last week. A spacecraft in orbit around the red planet had a front-row ...