Hubble has spotted an ancient galaxy that shouldn't exist...
This galaxy is so large, so fully-formed, astronomers say it shouldn't exist at all. It's called a "grand-design" spiral galaxy, and unlike most galaxies of its kind, this one is old.
Grand Staircase-Escalante National Monument
Life beyond Earth? NASA's chief scientist would like to...
Is there life beyond Earth in our solar system? If there is, NASA's new chief scientist, Ellen Stofan, would like to find it.
Gamma ray burst smashes record for biggest cosmic blast
What would a teaspoonful of neutron star do to you?
In this week's "Ask a Physicist" we're going to consider an incredibly ill-conceived mission: a trip to a neutron star to extract the gooey neutrons inside.
Comet ISON may be fragmenting as it approaches the sun
Astronomy For Beginners...Astronomy Basics...How Do they...
You've probably seen in books and magazines facts and figures they give for different things, like "Sirius is 8.7 light years away..." and "Each second the sun lets out enough energy to...". If you're anything like me you'll wonder: how on Earth ...
Why We (Should) All Love The Stars
We Choose the Moon: Pre-launch
Wechoosethemoon.org is an interactive experience recreating the historic Apollo 11 mission to the Moon in real time. Once where only three men made the trip, now millions can. Live event begins 9:32 AM EDT July 16, 2009. Exactly 40 years after Apollo...
The Sun Blasts out Its First X-Class Flares in Months
Layer 8: NASA Kepler finds family of habitable zone, Earth-size...
NASA Kepler space telescope has spotted over 1,200 planet possibilities