Astronomers have smashed the record for the largest-known cloud of energetic particles discovered surrounding a galactic ...

Views of a massive galaxy cluster Abell 2256 have been captured by NASA’s Chandra X-ray Observatory, ESA’s XMM-Newton and ...

Abell S1063 is so massive that the light from distant galaxies bends around it, allowing it to act as a magnifying glass to ...

et al., Substellar Objects in Nearby Young Clusters (SONYC). II. The Brown Dwarf Population of ρ Ophiuchi, ApJ, 726, 23 (01/2011) Girardi, M., et al., Internal dynamics of Abell 2254: a merging galaxy ...

The arc was discovered near the galaxy cluster Abell 370, with another similar object near galaxy cluster 2242-02. Later that year, scientists at Stanford University and the National Optical ...

The Chandra X-ray Observatory view of galaxy group NGC 4839 has revealed that it is "plunging into the Coma galaxy cluster and leaving behind an extraordinary tail of superheated gas," according ...

The research group's impressive image of a galaxy cluster over 6 billion light years away is currently showcased as the European Space Agency's (ESA) picture of the month. 'We're able to actually ...

Earth—our tiny blue dot in the galaxy—is approximately 26,000 light ... molecular clouds that may be the birthplaces of clusters of stars, says Battersby. The third paper was led by former ...

Some of the largest galaxies we know are elliptical, like the mighty M87 galaxy, which has several trillion stars. M87 sits in the center of the Virgo Cluster—a large group of galaxies bound ...

In this image, the NASA/ESA Hubble Space Telescope peers into the spiral galaxy NGC 1317 in the constellation ... and Hubble's sharp vision pinpointed clusters of young stars, as well as measuring ...

The Jovian aurorae are hundreds of times brighter than those seen on Earth, says a team of astronomers by University of Leicester’s Dr. Jonathan Nichols. The aurorae are created when high-energy ...

Astronomers using the NASA/ESA Hubble Space Telescope have taken a stunning image of a spectacular part of a nebula located in the Large Magellanic Cloud, the largest of the Milky Way’s many small ...