On the outskirts of Houston, four people have been living a version of the future that most of us only see in science fiction. For more than a year, they have been sealed inside a mock Martian base, ...

For nearly a month, NASA has been scrambling to make contact with a spacecraft in orbit around Mars that abruptly fell silent. The space agency lost communication with the MAVEN probe (short for Mars ...

NASA has lost contact with one of its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars orbiter is perilously close to running out of fuel, and the third mission ...

Mars is a cold, dry, desert-like planet. But billions of years ago, scientific evidence suggests that it had a thick atmosphere, which kept it warm enough to support flowing water on its surface. So, ...

The ESCAPADE mission, which launched to space on a Blue Origin rocket on Thursday, breaks the mold of how planetary science missions typically come together. By Kenneth Chang Kenneth Chang went to ...

As the Orion, the world’s most advanced deep-space capsule, counts down to circumnavigating the Moon, that trek could be the forerunner to a cascade of Mars missions in the 2030s. Shown here is a ...