NASA's Curiosity rover has made a groundbreaking discovery on Mars by uncovering pure sulfur crystals within a broken rock.

The tilt, which gives us seasons, has always existed due to a colossal ancient collision with a Mars-sized object named Theia ...

The CIRES-led study used ground-penetrating radar to estimate the amount of waste under the ice. The team found that the ...

One of Uranus's moons likely has an ocean while the composition of the planet itself is more bizarre than we knew ...