Scientists have confirmed the discovery of the coldest exoplanet ever observed, orbiting a white dwarf, with the help of NASA ...

Juno’s latest discoveries have pulled back the veil on Jupiter’s harsh atmosphere and the fiery volcanic world of Io. The spacecraft detected warm lava flows beneath Io’s crust and uncovered how heat ...

Astronomers using the James Webb Space Telescope (JWST) have confirmed the existence of the first known planet closely ...

Catch some morning meteors, see the Moon reach First Quarter, and watch Mars visit the Beehive in the sky this week.

Mars starts May not far from the Beehive star cluster, Venus is unmistakable in the predawn sky, and Mercury looks best early ...

BOSTON, MA – A new international study has revealed that super-Earths—planets larger than Earth but smaller than Neptune—may be far more common in the universe than scientists previously believed.

Astronomers have made a breakthrough discovery suggesting that super-Earth exoplanets are not only widespread across the ...

A dazzling snapshot from ESO’s Paranal Observatory captures a rare sky parade — the Moon, a comet, and nearly every visible ...

Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

NASA’s Lucy spacecraft successfully flew past asteroid Donaldjohanson, collecting data and images of the second of its 11 ...

In the real world, scientists usually look for no more ... In rocky planets, transmission spectroscopy is difficult because the process relies on how the atmospheric ring absorbs the background ...