Asteroid Ryugu is proving to be one of the most scientifically valuable time capsules in the solar system. A recent study of microscopic grains collected from Ryugu by Japan’s Hayabusa2

Get ready to explore the Red Planet — our dusty, windswept neighbor that’s captured human imagination for centuries. Mars is the fourth planet from the sun and a top contender

The slender crescent moon will be positioned close to the bright star Spica at sunset on Aug. 27, but you’ll have to be quick to catch a glimpse of the

Scientists have developed a better model to understand “steam worlds,” which are planets smaller than Neptune and larger than Earth that are too hot to have liquid water at their

SpaceX shared stunning photos of its Falcon 9 rocket carrying the U.S. Space Force’s secretive X-37B space plane into orbit last week. The pictures capture the nighttime launch on Aug.