NASA’s twin ESCAPADE spacecraft will uncover how the Sun stripped Mars of its atmosphere. Mars is a very different world ...

Mars didn’t always look like the barren world we see today. Over billions of years, the Sun’s solar wind stripped away much of its atmosphere, helping transform it from a warmer, wetter planet into a ...

Mars used to have a warmer and wetter climate, which changed after billions of years because the Sun's solar wind removed ...

Since Viking 1 landed in 1976, humans have studied Mars from afar, relying on rovers and orbiters to analyze the planet. But with NASA planning a human mission as early as the 2030s, that will soon ...

Back on Earth, balance issues could arise. Continued monitoring showed that the brain orientation of the astronauts in the study slowly returned to normal. For those with the longest stays, ...

The study conducted by an international team of astronomers exposed mice to different levels of gravity in the orbital ...