5/23/2011STScI-2011-1511.Hubble Views the Star that Changed the Universe
Though the universe is filled with billions upon billions of stars, NASA's Hubble Space Telescope has been trained on a single variable star that in 1923 altered... (More)
5/12/2011STScI-2011-1412.Galaxy NGC 4214: A Star-Formation Laboratory
The dwarf galaxy NGC 4214 is ablaze with young stars and gas clouds. Located around 10 million light-years away in the constellation of Canes Venatici (The Hunting Dogs), the galaxy's... (More)
4/12/2011STScI-2011-1214.NASA Telescopes Help Discover Surprisingly Young Galaxy
Astronomers have uncovered one of the youngest galaxies in the distant universe, with stars that formed 13.5 billion years ago, a mere 200 million years after the Big Bang. (More)
3/14/2011STScI-2011-0815.NASA's Hubble Rules Out One Alternative to Dark Energy
Astronomers using NASA's Hubble Space Telescope have ruled out an alternate theory on the nature of dark energy after recalculating the expansion... (More)
2/17/2011STScI-2011-0616.Hubble Shows New Image of Spiral Galaxy NGC 2841
NASA's Hubble Space Telescope reveals a majestic disk of stars and dust lanes in this view of the spiral galaxy NGC 2841, which lies 46 million light-years... (More)
1/13/2011STScI-2011-0317.The Two-faced Whirlpool Galaxy
These images by NASA's Hubble Space Telescope show off two dramatically different face-on views of the spiral galaxy M51, dubbed the Whirlpool Galaxy. ... (More)
1/10/2011STScI-2011-0118.Hubble Zooms in on a Space Oddity
A ghostly, glowing, green blob of gas has become one of astronomy's great cosmic mystery stories. The space oddity was spied in 2007 by Dutch high-school teacher... (More)
2010
11/18/2010STScI-2010-3819.Hubble Captures New Life in an Ancient Galaxy
Elliptical galaxies were once thought to be aging star cities whose star-making heyday was billions of years ago. But new observations with NASA's Hubble Space Telescope... (More)