Our galaxy's collision with Andromeda
The Milky Way is on a collision course with its neighbor, the Andromeda Galaxy. What will the night sky look like after the crash?
By Abraham Loeb and T. J. Cox
All about the Veil Nebula
When you observe this expanding ring of light, you'll trace the ghostly remnant of an ancient supernova.
By Raymond Shubinski
Will you see the stars tonight?
Use the Clear Sky Chart to turn specialty weather maps into custom astronomy forecasts.
By Francis Reddy
Master the art of wide-field imaging
Capturing beautiful sky panoramas is easy if you follow these simple steps.
By Imelda B. Joson
Astronomy, 2008, June