New evidence suggests Olympus Mons was once bordered by a Martian ocean that played an important role in landmark streaks on the planet's surface. When you purchase through links on our site, we may ...

NASA's Odyssey spacecraft, the longest-running mission at Mars, circled the Red Planet for the 100,000th time today, the mission team announced in a statement. To celebrate the milestone, the space ...

Blue Origin's New Glenn rocket launched NASA's ESCAPADE mission, a low-cost project using twin satellites to study Mars's atmosphere and advance planetary exploration.

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 ...

Ask someone on Earth for the time and they can give you an exact answer, thanks to our planet's intricate timekeeping system, ...

Bringing samples from Mars back to Earth is one of NASA's most ambitious goals. The plan goes back to the 1970s, with NASA's robotic exploration program, when the first spacecraft landed on the ...

Mars is about 140 million miles from our cozy planet. A human mission to that cold, rocky neighbor would mean being away from Earth for about 3 years. But the things those explorers would see and ...

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 ...

Our solar system is a weird place. Much more than a home to eight planets, it’s filled with a myriad of fascinating other smaller bodies, including moons, asteroids, and comets. In recent decades, ...