The SPHEREx mission will image 1 billion galaxies, 100 million stars, and 10,000 asteroids – and help to answer some of the biggest scientific mysteries.

The James Webb Space Telescope was late to launch, but the observatory is making up for lost time. After several years of ...

Beautifully captured by the James Webb Space Telescope (JWST), this image shows interstellar gas and dust lit up by a dead ...

A new study using NASA 's James Webb Space Telescope has revealed a variety of light coming from the black hole Sagittarius A* — or rather its accretion disk, the ring of rapidly spinning material ...

Observations revealed ongoing fireworks featuring short bursts and longer flares. Imagine solar flares, but magnified to an ...

Unpredictable bursts of light are pulsing from the debris surrounding Sagittarius A*, offering new insights into the ...

The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in ...

Astronomers will use the Webb telescope to closely monitor the size and trajectory of an asteroid that has a slim chance of ...

Such a dramatic cut to a flagship space telescope still in its prime will be felt across the mission's entire operations, ...

Sensational "city killer" headlines aside, NASA and the European Space Agency reported the asteroid "has a very small chance" ...

Astronomers have discovered that many infant stars born in stellar nurseries of the early universe may have preferred "fluffy" stellar blankets.

YR4 continues to keep us on our toes as astronomers work to determine its potential threat to our planet, but the latest ...