The galaxy spans 50,000 light-years, about half the size of the Milky Way’s disk. The Helix Galaxy glows at magnitude 10.8 and spans 4.3’ by 2.3’. This is a truly rare kind of object.

This image, the cover of the book, is the Elephant Trunk nebula, in the cluster of stars known as IC 1396. Our eyes would not see the red light of hot hydrogen and sulphur atoms.

New weakness to target breast cancer cells discoveredResearchers at The Institute of Cancer Research, London, have uncovered a hidden weakness in some breast cancer tumours that could lead to smarter ...