images

The Andromeda galaxy seen in UV

by

Nasa/GSFC/Novapix

Reference

a-gax02-24051

Date

2009-09-17

This mosaic of M31 merges 330 individual images taken by the Ultraviolet/Optical Telescope aboard NASA's Swift spacecraft in 2008. It is the highest-resolution image of the galaxy ever recorded in the ultraviolet. The image shows a region 200,000 light-years wide and 100,000 light-years high (100 arcminutes by 50 arcminutes).