Pluto’s New Moons are Named Nix and Hydra
The International Astronomical Union approved new names for Pluto's recently discovered tiny moons. Previously designated S/2005 P 1 and 2,…
Delta II Launches Micro-Satellite Technology Experiment
A Boeing Delta II rocket blasted off on Wednesday carrying an experimental satellite for the US Military. The rocket lifted…
Pluto’s Planethood Will Be Decided Shortly
Pluto has been considered a planet since its discovery, but this position has come under threat with the discovery of…
Enceladus Passes Before Titan
This natural colour photograph from Cassini shows Saturn's moon Enceladus passing in front of Titan. With this colour view, it's…
Magnetic Fields Help Black Holes Pull In Matter
Even though the gravity from black holes is so strong that light can't even escape, we can see the radiation…
Everything’s on the Menu for Supermassive Black Holes
The supermassive black holes that lurk at the heart of most galaxies have enormous appetites. They've already consumed millions of…
The Clearest Skies on Earth
Telescopes are perched at the tops of mountains because the air up there is thinner, drier and clearer than the…
Astrophoto: M83 by Michael Sidonio
Scientists have known the universe is expanding for over eight decades. During this period, many speculated that gravity would eventually…
Phoenix Lander is Coming Together
NASA's next mission to the surface of the Red Planet is the Phoenix Mars Lander, due for launch in August…
Dione Passes in Front of Rhea
This photograph, captured by NASA's Cassini spacecraft, shows Saturn's moon Dione crossing the face of Rhea. Dione is on the…