The only way to see the curve of the Earth is to fly more than 6 miles (10 kilometers) above its surface. Ever since the ...
Encounter Blew Away Most of Smaller Galaxy's Gaseous Halo In a dramatic tale of survival captured by the Hubble Space ...
Cosmologists are unraveling a perplexing mystery: the universe appears to be expanding faster than predicted. Known as the ...
Local Hot Bubble mapped in 3D, reveals temperature variations Discovery of an interstellar tunnel heading toward Centaurus New data links the bubble to a potential superbubble in our galaxy ...