"We're very early in the design phase of HWO," Arney said ... and suggested it could get as large as 26 feet (8 m). The Hubble Space Telescope, for comparison, has a 6.5-foot (2 m) aperture ...

Scientists have discovered an impressive galaxy with Hubble Space Telescope that has six more rings than other previously known galaxies and an arrow-like feature straight through its heart.

A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun If you’ve ever done any public outreach work for astronomy—if you’ve given ...

HH 30, a fascinating Herbig-Haro object, serves as a cosmic laboratory for studying star formation and planetary evolution.

The water ripples out from where the bird breaks the surface. The Hubble Space Telescope is helping scientists unravel the history of the two galaxies and the results of their cosmic meetup.

Credit: NASA, ESA, Imad Pasha (Yale), Pieter van Dokkum (Yale) NASA's Hubble Space Telescope managed to capture an incredible image of a galaxy that looks an awful lot like a bullseye. "This was a ...

High-resolution imagery from NASA’s Hubble Space Telescope confirmed eight rings, and data from the W. M. Keck Observatory in Hawaii confirmed a ninth. Hubble and Keck also confirmed which ...