... SOHO s Uninterrupted View of the Sun . ... Reflections on the Horsehead Nebula . ... Fittingly named the Horsehead Nebula, it is some 1,500 light-years distant, embedded in the vast Orion cloud complex. ... Seen towards the constellation Taurus it covers nearly 3 degrees (6 full moons) on the sky corresponding to a width of 150 light-years at the stellar debris cloud's estimated distance of 3,000 light-years. ... Moon Over Antarctica . ... A Galactic Collision in Cluster Abell 1185 . ...