physics4me

physicsgg

Posts Tagged ‘Very Large Telescope

The Flames of Betelgeuse

leave a comment »

New image reveals vast nebula around famous supergiant star

Using the VISIR instrument on ESO’s Very Large Telescope (VLT), astronomers have imaged a complex and bright nebula around the supergiant star Betelgeuse in greater detail than ever before. This structure, which resembles flames emanating from the star, is formed as the behemoth sheds its material into space…… Read the rest of this entry »

Written by physicsgg

June 23, 2011 at 10:39 am

Video: Pandora’s Cluster

leave a comment »

The astronomy podcast exploring the cosmic frontier

Galaxy clusters contain literally trillions of stars, and when these massive structures collide all manner of strange effects occur. Using ESO’s Very Large Telescope and a number of other top quality detectors, astronomers have been studying the colliding galaxy cluster Abell 2744, nicknamed Pandora’s Cluster because of the many strange phenomena taking place there.
In this episode of the ESOcast join Dr J as we piece together the violent and complex history of Pandora’s Cluster, one of the strangest colliding clusters in the sky…..
Read more: Creation of cosmic structure in the complex galaxy cluster merger Abell 2744
http://www.eso.org/public/announcements/ann11040/
Read also: ‘Pandora’ galaxy cluster crash yields dark matter clues

Written by physicsgg

June 22, 2011 at 3:06 pm

Posted in ASTRONOMY

Tagged with ,