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 ...
At an estimated velocity of 250,000 kilometers per hour, interstellar Comet 3I/ATLAS lacked the luxury of long, recurring observation: it required a distributed response. The engineering tale is not ...
MAVEN was built to last in orbit until 2030 — that's not looking likely anymore.
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 ...
"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if ...
Olympus Mons is a giant volcano on Mars. It is the tallest mountain in space. It is almost three times higher than Mount ...
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 ...