101 Must-See Objects: NGC 3532 | Astronomy com astronomy.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from astronomy.com Daily Mail and Mail on Sunday newspapers.
First light is one of the most important tests of any new telescope. It allows you to look at a well-known object, see if there are any problems with your telescope, and to get a small glimpse of how good your telescope is going to be.
Almost 20 years ago, we launched the Hubble Space Telescope. For its first light image, astronomers zoomed in on an area of the cluster NGC 3532, an open star cluster known as the Wishing Well Cluster: