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Particular stars called Cepheid variables allow astronomers to determine distance, and Hubble spotted one of these within M31 ...
Some of these open clusters are pretty famous, such as the Pleiades cluster, also known as the Seven Sisters. This is ...
Astronomers have turned the Atacama Large Millimeter/submillimeter Array (ALMA) into a time machine to peer back in cosmic ...
NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...
Credit: ESA/Hubble & NASA, M. Postman, P. Kelly Hubble’s latest portrait zooms into Abell 209, a colossal galaxy cluster ...
Deep within the Milky Way’s core, researchers have uncovered cold gas clouds racing through a superheated galactic wind.
This unprecedented view of the Bullet Cluster provided by the James Webb Space Telescope and the Chandra X-ray Observatory ...
NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now ...
Climbing to 60° high in the east two hours before sunrise, the constellation Andromeda lies just to the upper right of the easy-to-spot W-shaped constellation Cassiopeia. This morning, let’s enjoy a ...
These things take millions of years to go from one stellar neighborhood to another, so this thing has likely been traveling ...
Galaxy merger Arp-Madore 417-391 is on display in this new image captured by the Hubble Space Telescope's Advanced Camera for Surveys (ACS). The merger is about 670 million light-years away from ...
Located billions of light-years away, the "Cosmic Owl" is a pair of colliding ring galaxies spotted by the JWST. It's also an ...