Meet Williamina Fleming, a 19th-century Scottish maid who became an astronomer
Fleming made major scientific discoveries and belonged to the Harvard Computers, a team of women who processed astronomical ...
7 breathtaking images of Star Formation captured by NASA
Discovered by Charles Messier in 1764, M20 is a star-forming nebula located 9,000 light-years away from Earth in the constellation Sagittarius. The Orion Nebula (also known as Messier 42 or NGC 1976) ...