News tagged with andromeda

Hubble views the star that changed the universe

(PhysOrg.com) -- Though the universe is filled with billions upon billions of stars, the discovery of a single variable star in 1923 altered the course of modern astronomy. And, at least one famous astronomer ...

dateMay 23, 2011 in Astronomy
shares0 comments 51

Andromeda's coat of many colors (w/ video)

(PhysOrg.com) -- ESA's fleet of space telescopes has captured the nearby Andromeda Galaxy, also known as M31, in different wavelengths. Most of these wavelengths are invisible to the eye and each shows a different aspect ...

dateApr 27, 2011 in Astronomy
shares0 comments 6

Dark statistics

The hypothetical dark flow seen in the movement of galaxy clusters requires that we can reliably identify a clear statistical correlation in the motion of distant objects which are, in any case, flowing o ...

dateMar 28, 2011 in Astronomy
shares0 comments 15

The murmur of a monster

The Andromeda galaxy is the nearest large galaxy to our Milky Way. Like the Milky Way, it has a spiral-arm structure with a massive black hole at its nucleus. Unlike the Milky Way, however, its black hole ...

dateFeb 28, 2011 in Astronomy
shares0 comments 9

Andromeda in a new light

Two ESA observatories have combined forces to show the Andromeda Galaxy in a new light. Herschel sees rings of star formation in this, the most detailed image of the Andromeda Galaxy ever taken at infrared ...

dateJan 05, 2011 in Astronomy
shares0 comments 5

Nearby black hole is feeble and unpredictable

For over 10 years, NASA's Chandra X-ray Observatory has repeatedly observed the Andromeda Galaxy for a combined total of nearly one million seconds. This unique data set has given astronomers an unprecedented ...

dateMay 25, 2010 in Astronomy
shares0 comments 5

Black holes -- gas blowers of the Universe

(PhysOrg.com) -- Supermassive black holes with the mass of many millions of stars have been detected at the centre of many large galaxies. A super-massive black hole acts like a lurking "monster" at the centre ...

dateMay 11, 2010 in Astronomy
shares0 comments 0

How do supermassive black holes get so big?

(PhysOrg.com) -- At the center of most galaxies lie supermassive black holes that can grow to become more than a billion times larger than our Sun. However, astrophysicists don’t fully understand the formation ...

dateApr 26, 2010 in Astronomy weblog
shares0 comments 1

Origins of the Milky Way

(PhysOrg.com) -- According to current astronomical models, the Milky Way and other large galaxies formed over billions of years in a process that involved interactions between smaller galaxies, and in particular ...

dateMar 19, 2010 in Astronomy
shares0 comments 10