For over two decades, astronomers have been perplexed by the existence of planetary-mass objects, or PMOs, celestial bodies ...

A private lunar lander carrying a drill, vacuum and other experiments for NASA touched down on the moon Sunday.

The James Webb Space Telescope has captured 19 spiral galaxies "face-on" in near- and mid-infrared. The images "show stars, gas, and dust on the smallest scales ever observed beyond our own galaxy," ...

NASA released full color James Webb Space Telescope images of the Carina Nebula, exoplanet WASP-96 b, Southern Ring Nebula, Stephan’s Quintet and SMACS 0723. Here's a preview of the 5 targets from ...

Am astrophotographer has now unveiled the most breathtaking photo of the Andromeda galaxy we've ever seen, and he took it ...

The planet WASP-121b is extreme. It's a gas giant almost twice as big as Jupiter orbiting extremely close to its star–50 ...

The cosmos is riddled with evidence that the universe began with an exotic, unfathomably rapid expansion, but scientists don't know why it happened. NASA JPL's SPHEREx mission will seek answers to the ...

"The operations work at STScI, NASA's Goddard Space Flight Center, and other NASA contractors is funded by the operational ...

"It was actually a total surprise to find the satellites in that configuration and we still don’t fully understand why they ...

Deep in space, mysterious wanderers roam freely — of planetary masses yet not hosted by stars. These celestial nomads, called ...

SPHEREx is set to launch at Friday from California. Here are five things to know about NASA's latest advanced space telescope ...

NASA’s SPHEREx mission will survey the entire sky in 102 different “colors” of light, offering scientists an unprecedented ...