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 ...

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 ...

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

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

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

Explore the astonishing findings from the Webb Telescope on the restless black hole Sagittarius A* at the Milky Way's center.

The Asteroid Terrestrial-impact Last Alert System, or ATLAS, telescope in Rio Hurtado, Chile, first discovered 2024 YR4 on ...

On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than ...

The chances of asteroid 2024 YR4 colliding with Earth in 2032 hit a record high. Experts expect the risk percentage to fluctuate before likely dropping to zero. Here’s why.

Scientists observed constant flares from the Milky Way's black hole, revealing unpredictable and intense activity.

Using a revolutionary dark energy camera, astronomers have discovered the largest haul of "missing link" intermediate-mass ...