3/17/2016STScI-2016-106.Hubble Unveils Monster Stars
An international team of astronomers using the ultraviolet capabilities of NASA's Hubble Space Telescope has identified nine monster stars with masses over... (More)
1/28/2016STScI-2016-048.Monstrous Cloud Boomerangs Back to Our Galaxy
The old adage "what goes up must come down" even applies to an immense cloud of hydrogen gas outside our Milky Way galaxy. First discovered in the 1960s, the comet-shaped... (More)
6/18/2015STScI-2015-2018.Hubble Sees the 'Teenage Years' of Quasars
Quasars are the light fantastic. They are the brightest beacons in the universe, blazing across space with the intrinsic brightness of one trillion suns. Yet the objects... (More)
6/10/2015STScI-2015-2319.Lonely Galaxy 'Lost in Space'
This magnificent spiral galaxy is at the edge of what astronomers call the Local Void. The Local Void is a huge volume of space that is at least 150 million light-years across that doesn't... (More)
4/2/2015STScI-2015-1322.Hubble Finds Phantom Objects Near Dead Quasars
In 2007, Dutch schoolteacher Hanny van Arkel discovered a never-before-seen ghostly structure near a galaxy, while she was participating in an online amateur scientist project... (More)
1/29/2015STScI-2015-0425.Hubble Spies a Loopy Galaxy
At first glance, galaxy NGC 7714 resembles a partial golden ring from an amusement park ride. This unusual structure is a river of Sun-like stars... (More)
2/26/2014STScI-2014-1340.Hubble Monitors Supernova in Nearby Galaxy M82
This is a Hubble Space Telescope composite image of a supernova explosion designated SN 2014J in the galaxy M82, at a distance of approximately 11.5 million light-years... (More)
11/21/2013STScI-2013-5346.Infant Galaxies Merging Near 'Cosmic Dawn'
Astronomers using the combined power of NASA's Hubble Space Telescope and the Atacama Large Millimeter/submillimeter Array (ALMA) telescope have discovered a far-flung... (More)