Galaxy

Milky Way had a blowout bash 6 million years ago

by News Hour Correspondent - Sep 10, 2016

News Hour: Measurements show that the Milky Way galaxy weighs about 1-2 trillion times as much as our Sun. About five-sixths of that is in the form of invisible and mysterious dark matter. The remaining one-sixth...
Ancient eye in the sky

by Rafiuzzaman Sifat - Aug 2, 2016

News Hour: Light from a distant galaxy can be strongly bent by the gravitational influence of a foreground galaxy. That effect is called strong gravitational lensing. Normally a single galaxy is lensed at a time. The...

Milky Way had a blowout bash 6 million years ago