The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are ...

NASA's Nancy Grace Roman Space Telescope will help scientists better understand our Milky Way galaxy's less sparkly ...

This brings us to the complexity of NASA's announcement. "Confirmed planets are added to the count on a rolling basis by ...

Jezero Crater’s rocks reveal three stages of water activity, shifting from hostile acidic fluids to more life-friendly ...

Analysis by researchers at the University of Bern suggests that water and other volatile compounds arrived on Earth from ...

An asteroid the size of a skyscraper is approaching Earth at 24,136 miles per hour. The giant asteroid will be at its closest ...

Has NASA's Perseverance rover at long last found evidence that life did indeed once exist on Mars? Here's what we know.

The 1,115-foot-wide (340 meters) asteroid Apophis will pass closer to Earth than many satellites fly in April 2029, giving ...

We'll likely need to get Perseverance's samples to Earth to determine if they do indeed harbor evidence of Mars life —but the ...

What are the odds that a meteorite would fall on you? According to an astronomer’s estimations, they are 1 in 700,000. Until ...

NASA’s Mars rover finds organic signals in mudstone that resemble microbial activity, sparking new debate over life on the ...

"The fact that we captured the aurora again demonstrates that our method for predicting aurorae on Mars and capturing them ...