Capturing the Aftermath of a Star Collision 1,900 Years Ago

Astronomers have photographed images of the explosion, which created two runaway stars.

Take a Number: Absolutely Every Bit of Our Galaxy

With novel mathematical methods, scientists have come up with a new estimate for the mass of…

Trilobites: A NASA Satellite Ends the Silent Treatment

The signal from STEREO-B, one of twin crafts put in orbit to study the sun, was…