News tagged with massive galaxy

Related topics:

The lives of stars, or astronomers as paparazzi

Stars live for a long time, with even the most massive stars having lifetimes measured in millions of years. But, for a mere few thousand years towards the end of their lives, some massive stars go through what astronomers ...

dateApr 17, 2012 in Astronomy
shares0 comments 0

Watching a star explode

NASA's Astronomy Picture of the Day for March 22 features a snapshot of a supernova - a massive star explosion - discovered only a week ago.

dateMar 23, 2012 in Astronomy
shares0 comments 3

Ultra-luminous x-ray sources

( -- An ultra-luminous X-ray source (ULX) emits more radiation in the X-rays than do a million suns at all wavelengths. ULXs are rare: Most galaxies, including our own Milky Way, have none, and galaxies that do ...

dateMar 19, 2012 in Astronomy
shares0 comments 1

Stars made from galactic recycling material

( -- Ordinary galaxies such as our own Milky Way contain a plethora of gas and dust. Nevertheless, there is not nearly enough matter to explain how galaxies produce new stars at the observed rates for long. As ...

dateMar 15, 2012 in Astronomy
shares0 comments 6

Hubble views grand star-forming region

( -- This massive, young stellar grouping, called R136, is only a few million years old and resides in the 30 Doradus Nebula, a turbulent star-birth region in the Large Magellanic Cloud, a satellite galaxy of ...

dateMar 09, 2012 in Astronomy
shares0 comments 1

Dark matter core defies explanation

( -- Astronomers using data from NASA's Hubble Telescope have observed what appears to be a clump of dark matter left behind from a wreck between massive clusters of galaxies. The result could challenge current ...

dateMar 02, 2012 in Astronomy
shares1 comments 87