Details of the latest issue of Astronomy Now are available here. Don't miss out, subscribe for just £33 per year.
NewsAlert
Sign up for our NewsAlert service and have the latest space news e-mailed direct to your desktop.
Privacy note: your e-mail address will not be used for any other purpose.
Galaxy Gallery
Back to Interacting Galaxy Gallery homepage
Galaxy Gallery: NGC 6240
In this merger event, which began 30 million years ago, a frenzy of star formation and supernova explosions ensued, but that’s not all: NASA’s Chandra observatory has revealed two giant black holes, currently separated by about 3,000 light years, that will also eventually merge into one monster black hole.