News tagged with globular clusters

Related topics:

VISTA finds new globular star clusters

(PhysOrg.com) -- Two newly discovered globular clusters have been added to the total of just 158 known globular clusters in our Milky Way. They were found in new images from ESO’s VISTA survey telescope ...

dateOct 19, 2011 in Astronomy
shares0 comments 0

Globular clusters on a plane

Globular clusters are generally some of the oldest structures in our galaxy. Many of the most famous ones formed around the same time as our galaxy, some 13 billion years ago. However, some are distinctly ...

dateSep 23, 2011 in Astronomy
shares0 comments 5

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 ...

dateJul 11, 2011 in Astronomy
shares0 comments 10

Gamma-ray emission from Terzan 5

(PhysOrg.com) -- The H.E.S.S. telescope system in Namibia discovered a new source of very-high-energy gamma-rays from the direction of the globular cluster Terzan 5. Being very likely located in the outer ...

dateJun 24, 2011 in Astronomy
shares0 comments 2

'Oddball' star cluster is a hybrid, astronomer finds

(PhysOrg.com) -- Scientists will tell you that the romantic idea is factually true: we are made of the same stuff as stars. In fact, all chemical elements heavier than helium are made in the stars, and research into how the ...

dateJun 01, 2011 in Astronomy
shares0 comments 0

Vampires and collisions rejuvenate stars

Stars in globular clusters are generally extremely old, with ages of 12-13 billion years. However, a small fraction of them appear to be significantly younger than the average population and, because they ...

dateDec 23, 2009 in Astronomy
shares0 comments 2