According to a new study, the planet is drying at an unprecedented pace, presenting a critical threat to humanity. Researchers found that “continental drying is having profound global impacts” that ...

"Lava planets are in such extreme orbital configurations that our knowledge of rocky planets in the solar system does not directly apply." Astronomers may be starting to get the goods on lava planets.

It’s a colorful sight in the sky that may seem both fleeting and incomplete. Chances are you’ve seen what appears to be a sliver of bright color up there near sunrise or sunset. That’s called a sun ...

Water is essential for life on Earth. So, the liquid must be a requirement for life in other worlds. For decades, scientists' definition of habitability on other planets has rested on this assumption.

Using data from NASA’s retired InSight lander, two separate teams of researchers found evidence of a sluggish Martian mantle and a solid inner core. By Katrina Miller Three years ago, Martian dust ...