A small icy object within the rings of Saturn may be a new moon, according to interpretation of images taken with Cassini's narrow angle camera on April 15, 2013 which show disturbances at the very…

The universe is big, as you can imagine. Even our galaxy is almost beyond comprehension. But measure it we do, at least as best we can. The most reliable method for making astronomical distance…

When he opened the sixth seal, I looked, and behold, there was a great earthquake, and the sun became black as sackcloth, the full moon became like blood, and the stars of the sky fell to the earth…

Every 26 months.

Most stars with masses similar to that of our Sun will end their lives as white dwarfs; small, very dense, and hot bodies that slowly cool down over billions of years. On the way to this final phase…

This week we get Mars in opposition and a bright red planet, but next week is a treat for space enthusiasts also. In the early morning hours of April 15th, north Americans can expect the moon to look…

An unusual hexagonal shape surrounding Saturn's north pole was spotted on the planet for the first time thirty years ago and nothing similar, with such a regular geometry, has been found on any other…

The Baryon Oscillation Spectroscopic Survey  - BOSS - is the largest component of the third Sloan Digital Sky Survey (SDSS-III) and pioneered the use of quasars to map density variations in…

Evidence collected over a period of 16 years by NASA's Rossi X-ray Timing Explorer, a satellite in low-earth orbit equipped with instruments that measured variations in X-ray sources, has led to a…

The universe is big - really big. Just our Milky Way galaxy alone is about 300 billion stars, with planets whizzing around them and clouds of gas and dust floating in between. Then there is our…