Exploded stellar remnants 11,000 light-years away appear much more vivid in a new Webb telescope image.
A new Webb Telescope image shows the aquamarine world as it's never been seen before.
A high-resolution compilation of 110,000 images offers the most comprehensive portrait of the Red Planet yet.
The largest cliff in the solar system, a moon's disappearing island, and more.
A rare ‘ultramassive’ black hole, 30 billion times the mass of the Sun, is lurking in the cosmos.
The astounding outburst came from a galaxy 2 billion light-years away. It's the "BOAT"—the brightest of all time.
On TRAPPIST-1b, it's a sweltering 446 degrees Fahrenheit—but only on one side.
Samples brought to Earth by the Chang’e-5 mission contain signs of water, according to a new study.
Before-and-after shots from the Hubble Space Telescope show changing weather on Jupiter and Uranus.
The world orbits two stars at once and has a 22-hour day.
According to a new paper, a perplexing interstellar object was just a comet sweating hydrogen.
A relict glacier in a surprisingly warm part of the planet could have implications for habitability.
NASA's historic mission to deflect an asteroid kicked up voluminous debris into space.
NASA and the Department of Energy are collaborating on the ambitious lunar experiment, called LuSEE-Night.
Earth's "evil twin" turned out to be very different from our own planet.
New analysis of the planet’s surface suggests an eruption happened in modern times.
The Wolf-Rayet star will soon die, but it’s not yet gone supernova.
The finding suggests Earth’s water predates the solar system.
An icy space rock will shine brighter than the recent Green Comet—if it survives a close encounter with the Sun.
Behold: before-and-after footage of a NASA spacecraft smashing into an unsuspecting space rock.