Scientists studying one of the earliest known galaxies using the James Webb Space Telescope have found that the universe's ...

Long-Sought Auroral Glow Finally Emerges Under Webb’s Powerful Gaze Neptune lies in the cold, dark reaches of the outer edges of our solar system, about 3 billion miles from the Sun, at the farthest ...

Scientists suspected the ice giant hosted auroras—and had already observed them on Jupiter, Saturn and Uranus. But an ...

Europe's Gaia space telescope was powered down and sent into "retirement" on Thursday after a decade revealing the secrets of ...

Young, close-orbiting exoplanets known as sub-Neptunes may form farther from their stars and migrate inward or lose their ...

"There really is something very different about how these giant planets form versus how small planets like Earth form." ...

The car-sized Large Synoptic Survey Telescope (LSST) Camera that was recently installed on the Vera C. Rubin Observatory is ...

NASA has confirmed over 5,000 exoplanets, ranging from scorching gas giants to icy water worlds, some with the potential to ...

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NASA's newest space telescope rocketed toward orbit Tuesday to map the entire sky like never before — a sweeping look at hundreds of millions of galaxies and their shared cosmic glow since the ...

The rocket’s chief passenger is SPHEREx, a space telescope that will take images of the entire sky in more than a hundred colors that are invisible to the human eye. Accompanying the telescope ...

with the Kepler Space Telescope as part of its K2 mission. "Scientists and enthusiasts around the world are invested in learning everything they can about these Earth-size worlds," Geert Barentsen ...