News tagged with star clusters

'A drop of ink on the luminous sky'

This part of the constellation of Sagittarius (The Archer) is one of the richest star fields in the whole sky—the Large Sagittarius Star Cloud. The huge number of stars that light up this region dramatically ...

Feb 13, 2013 5 / 5 (3) 0

Help! My stars are leaking!

Star clusters are wonderful test beds for theories of stellar formation and evolution. One of the key roles they play is to help astronomers understand the distribution of stellar masses as stars form (in ...

Sep 16, 2011 4.7 / 5 (3) 6

Building galaxies

(PhysOrg.com) -- Galaxies frequently collide with one another. Our own Milky Way galaxy, for example, and its nearest giant neighbor, the Andromeda galaxy, are heading towards each other at a rate of about ...

Jul 11, 2011 5 / 5 (2) 10 | with audio podcast

Homeless supernovae

In a post earlier this month, we looked at a team of astronomers searching for stars that were on ejected from their birthplaces in clusters. These stars could receive the needed kick from a gravitational swing ...

Sep 27, 2011 5 / 5 (2) 2