The mysterious interstellar visitor in our Solar System has shifted in a way that has never been seen among comets before.

Astronomers have observed a supermassive black hole far from the center of a galaxy where it ought to be giving off bright ...

It was put on Webb to diagnose and measure any blur in its images. Even nanometres of distortion in Webb’s 18 hexagonal ...

Two students have engineered a fix to improve the imaging from the James Webb Space Telescope interferometer. They did this ...

Hubble Space Telescope can "only see the universe in shades of grey," according to NASA's Goddard Space Flight Center. Learn ...

The Hubble Space Telescope reveals how color filters tease out the life cycles of stars in spiral galaxy NGC 6000 — while a ...

A compilation of various images from the James Webb Space Telescope shows the effects of gravitational lensing caused by dark ...

How old are the stars? Even with the most accurate tools currently available for modeling stellar evolution, the answer ...

NASA's James Webb Space Telescope finds a red supergiant star before it exploded, offering new clues to why their supernovas ...

3I/ATLAS is named for its status as one of three interstellar objects ever discovered in our cosmic neighborhood, as well as ...

The James Webb Space Telescope has uncovered a massive red supergiant star just before it exploded, finally solving a cosmic ...