Opportunity Rolls Free from the Dune
When Opportunity got its wheels stuck in a sand dune more than a month ago, operators had no idea it…
Strange Ozone Hole this Year
Even through large levels of ozone were destroyed in the Earth's atmosphere this winter, NASA's Aura spacecraft detected that the…
View Through the Rings
Cassini took this beautiful photograph of Saturn, shrouded behind its own rings. This image was taken in visible light on…
Mars Phoenix Mission Prepares for 2007 Launch
NASA announced today that it has begun preparing the Mars Phoenix lander spacecraft for its August 2007 launch to the…
Following the Dust Trail
On March 13, 1986, the ESA probe, Giotto, had a close encounter - a close encounter with a visitor from…
Recent Blast was Probably a Neutron Star Collision
When astronomers started analyzing the recent gamma ray burst GRB050509b, they knew right away that they were seeing something very…
New Jupiter Mission Moves Forward
NASA announced today that it's pressing forward with a new mission to Jupiter called Juno, which will launch no later…
A Simulation of the Whole Universe
An international team of researchers have developed a computer program that simulates the growth and expansion of the Universe after…
Quasar Image Revises Theories About Their Jets
Researchers using the National Science Foundation's Very Long Baseline Array (VLBA) radio telescope found something unusual about the jet of…
Amalthea is Just a Pile of Icy Rubble
By studying data gathered by NASA's Galileo spacecraft, researchers have come to the conclusion that Amalthea, one of Jupiter's moons,…