NASA is sounding a clear alarm about the way SpaceX is reshaping low orbit, warning that the company’s satellite swarms and ...

Astronomers have already warned that SpaceX's Starlink satellite network contributes to blemishes on images from ...

The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in ...

NASA's Hubble Space Telescope caught a glimpse of 3I/ATLAS – again. Here's a look at the latest photo of the intriguing ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

Wonder Bound, the product of a collaboration between Johns Hopkins University, the Space Telescope Science Institute, and the ...

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other ...

​Interstellar comet 3I/ATLAS is in the news again after NASA shared a new picture taken by the Hubble Space Telescopeon ...

Hubble captured a breathtaking view of NGC 6000, a spiral galaxy where blue newborn stars shine beside golden, aging ones. The image also reveals traces of ancient supernovae still glowing faintly ...

On the night of Oct. 5 to 6, 1923, Edwin Hubble discovered a new star — and revealed the utter vastness of the universe. Hubble was looking at the cosmos with the 100-inch Hooker telescope at the ...

A century ago, Edwin Hubble began the race to the edge of the cosmos Damond Benningfield In 1930, Albert Einstein met with astronomers (including Edwin Hubble, at Einstein's left, back row) at Mount ...

Hubble has taken the clearest image to date of the interstellar comet 3I/ATLAS, which is racing through our solar system at 130,000 miles per hour. Astronomers are using Hubble and other telescopes to ...