Jump to content

英文维基 | 中文维基 | 日文维基 | 草榴社区

Wikipedia:Featured picture candidates/File:Laser Towards Milky Ways Centre.jpg

From Wikipedia, the free encyclopedia

Voting period is over. Please don't add any new votes. Voting period ends on 31 Oct 2010 at 23:44:45 (UTC)

Original - Astronomers at the Very Large Telescope (VLT) site in Chile are measuring the distortions of Earth's ever changing atmosphere.
Reason
No, not a planetary defence system. Sure, it is a bit noisy, but I don't think it matters. A related shot had a five minute exposure at iso 1600 on a 400D. Dropping the ISO would start to create star trails.
Articles in which this image appears
Adaptive optics
FP category for this image
Wikipedia:Featured pictures/Space/Astronomy
Creator
ESO/Y. Beletsky

Promoted File:Laser Towards Milky Ways Centre.jpg --Makeemlighter (talk) 00:13, 2 November 2010 (UTC)[reply]