A nearby galaxy is ablaze with new stars in a dazzling new image from the James Webb Space Telescope.

"Planetary-mass objects don't fit neatly into existing categories of stars or planets." Using the James Webb Space Telescope ...

An international team of researchers has discovered that variations in brightness must be the result of complex weather, ...

Using NASA's James Webb Space Telescope to monitor a broad spectrum of infrared light emitted over two full rotation periods ...

The $488-million mission is set to map the sky in 102 colors of light, probing cosmic inflation, galactic ices, and the history of the universe’s first light.

The James Webb Space Telescope's Near-Infrared Camera (NIRCam) reveals a stunning view of star-forming region Sagittarius C ...

Hubble's study reveals Andromeda experienced major galactic collisions, unlike Milky Way. Its satellite galaxies show unusual ...

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

A family portrait of the Andromeda galaxy and its orbiting dwarf satellites raises questions about how galaxies evolve.

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 ...

Whether aliens could detect our modern civilization depends on what signs they’re looking for—and, crucially, their distance ...