The are plenty of sights in the night sky this April, and the best binoculars ... Dipper and you may also be able to spy the Pinwheel Galaxy (M101) and Whirlpool Galaxy (M51).

This month the Sky at Night is focusing all its attention on one object M51 aka The Whirlpool Galaxy. Sitting approximately 30 million light years from Earth, this spectacular spiral galaxy was ...

Researchers replaced the night sky in the painting with simulated supersonic turbulence, processed to resemble the original painting. Now, a new study in the journal Physics of Fluids tries to ...