Using the Hubble Space Telescope (HST), astronomers have observed a supermassive galactic open cluster designated Westerlund ...

The first deep field image captured by the James Webb Space Telescope is of galaxy cluster SMACS 0723. Credit: NASA, ESA, CSA ...

CAPE CANAVERAL, Fla. (AP) — Europe’s Euclid space telescope has detected a rare halo of bright light around a nearby galaxy, astronomers reported Monday. The halo, known as an Einstein ring, encircles ...

An ultra-deep image from the National Science Foundation's Dark Energy Camera reveals a wide variety of galaxies in the ...

Using the Hubble Space Telescope (HST), astronomers from the University of California Santa Cruz (UCSC) and elsewhere have ...

A blast of radio waves from the outskirts of an ancient galaxy challenges theories about what creates such bursts.

The European Space Agency's Euclid space telescope was going through preliminary tests in September 2023 when it captured ...

New James Webb Space Telescope observations of a star cluster called NGC 346 are shedding light on how, when and where ...

To that end, Scolnic and Riess turned to Hubble Space Telescope observations of type Ia supernova explosions in the Coma Cluster of galaxies. "It's a nice, rich cluster with lots of galaxies ...

The Priority Mail 'Spiral Galaxy' and Priority Mail Express 'Star Cluster' stamps are now available in panes of four at post ...

Explore the breathtaking beauty of the cosmos with seven incredible images of star clusters and galaxies captured by NASA.

The U.S. Postal Service has issued a new set of stamps celebrating the James Webb Space Telescope, the most powerful space ...