Space

When Did The First Stars And Galaxies Light Up?

A new study suggests that the Dark Ages completely ended around 12 billion years ago.  This is when the first generation of stars and galaxies lit up the universe.  It is estimated that our universe is 13.8 billion years old, with an uncertainty of...

Astronomers Spot A New Class Of Low-Mass Black Holes

There may be an entire class of black holes that we didn’t know about.  Astronomers have spotted a black hole that is smaller than the smallest known black holes in the universe.  It is just 19 kilometers wide and has a mass of about 3.3 solar...

A Halloween-Themed Sun Captured By NASA

NASA shares a ‘pumpkin Sun’ image that was captured by the Solar Dynamics Observatory in 2014. The image is colorized in yellow and gold tones to create a Halloween-themed appearance. Like other stars, our Sun is a ball of gas. In terms...