Hubble images from December 2025 show interstellar object 3I/ATLAS releasing two narrow jets of material as it moves away from the Sun, raising questions about rotation and activity ...

In 1974, the project’s Science Working Group recommended that the telescope be required to resolve details at least one-tenth ...

Gamma-ray bursts (GRBs) are among the most powerful explosions in the universe, second only to the Big Bang. The majority of ...

Using the James Webb Space Telescope (JWST), an international team of astronomers has observed an elliptical galaxy known as ...

Fourth anniversaries aren’t often causes for celebration. But in the case of the James Webb Space Telescope (JWST), which ...

The Hubble Space Telescope has provided some of the most beautiful visuals of the cosmos over the years, and this year was no ...

The James Webb Space Telescope blasted off from a launchpad in French Guiana in 2021, before reaching a spot in orbit a million miles away. It soon began breaking cosmology.

This results in a composition that is “unexpectedly chaotic and turbulent.” “These new Hubble images show that planet nurseries can be much more active and chaotic than we expected,” Kristina Monsch, ...