The James Webb Space Telescope captured an image of a collision between a spiral galaxy and an elliptical galaxy. Together, ...

The James Webb Space Telescope has captured an image of a collision between a spiral galaxy and an elliptical galaxy.

The James Webb Space Telescope and its legacy partner Hubble will hunt for a rocky exoplanet with air around a red dwarf star ...

A star’s surface temperature can be used to determine the star’s luminosity and chemical composition. At best, a star’s exact ...

New infrared image highlights star formation triggered by merger-in-progress. Arp 107, a pair of interacting galaxies, shines ...

Astronomers developed a technique that uses a star's spectrum to chart variations in its temperature to the nearest tenth of ...

Astronomers study stars by looking at the different colors of light they emit—colors they capture and analyze using ...

The James Webb Space Telescope has imaged a collision between two galaxies that appears to have created a beaming smile in ...

Upon completion, the Roman Telescope will head into space and take up residence at the Earth-Sun L2 Lagrange point. That's ...

Using a phenomenon known as gravitational lensing, it might be possible to use the sun as a gigantic telescope to peer deep ...

This composite image of Arp 107, created with data from the James Webb Space Telescope's NIRCam (Near-Infrared Camera) and ...

Chandra — an orbiting telescope launched in 1999 that detects X-ray light ... the American Astronomical Society and former project scientist for the Chandra High Resolution Camera, posted on X a ...