Because it's traveling without an interfering star, the James Webb Space Telescope was able to study a solitary, planet-like ...

For a brief window, Asteroid 2024 YR4 looked like a planetary hazard in the making. At up to 90 meters (295 feet) in diameter, it was described as a potential “city killer.” On its estimated ...

Astronomers used the powerful James Webb Space Telescope to peer into this object flying by itself through our Milky Way ...

Previously thought to be defined by simple cloud patterns, NASA's JWST has unveiled the astonishing complexity of SIMP 0136, ...

Editorial written by Bloomberg Opinion Editorial Board. For a brief window, Asteroid 2024 YR4 looked like a planetary hazard in the making. At up to 90 meters (295 feet) in diameter, it was described ...

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

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, ...

There is a brutal curiosity on the part of human beings to know everything that happens beyond our planetary border, ...

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

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.