News tagged with satellite galaxies

Related topics:

Close encounters of the galactic kind

(PhysOrg.com) -- Astronomers have used a large survey to test a prediction that close encounters between galaxies can trigger the rapid growth of supermassive black holes. Key to this work was Chandra's unique ...

dateOct 26, 2011 in Astronomy
shares0 comments 8

How the Milky Way killed off its satellites

(PhysOrg.com) -- Two researchers from Observatoire Astronomique de Strasbourg have revealed for the first time the existence of a new signature of the birth of the first stars in our galaxy, the Milky Way. ...

dateOct 19, 2011 in Astronomy
shares0 comments 0

Young stars take a turn in the spotlight

(PhysOrg.com) -- ESO's New Technology Telescope (NTT) has captured a striking image of the open cluster NGC 2100. This brilliant star cluster is around 15 million years old, and located in the Large Magellanic ...

dateSep 07, 2011 in Astronomy
shares0 comments 1

New candidate for most distant object in universe

(PhysOrg.com) -- A gamma-ray burst detected by NASA's Swift satellite in April 2009 has been newly unveiled as a candidate for the most distant object in the universe. At an estimated distance of 13.14 billion ...

dateMay 25, 2011 in Astronomy
shares0 comments 8

Youngest nearby black hole found (w/ Video)

(PhysOrg.com) -- Astronomers using NASA's Chandra X-ray Observatory have found evidence of the youngest black hole known to exist in our cosmic neighborhood. The 30-year-old black hole provides a unique opportunity ...

dateNov 15, 2010 in Astronomy
shares0 comments 6

Missing Milky Way dark matter

Although dark matter is inherently difficult to observe, an understanding of its properties (even if not its nature) allows astronomers to predict where its effects should be felt. The current understanding ...

dateNov 09, 2010 in Astronomy
shares0 comments 7