On a clear night, you might be able to spot the red dwarf star Gliese 832 through a backyard telescope,…
SpaceShipOne is the spacecraft created by Scaled Composites to win the $10 million Ansari X-Prize in 2003. It was the…
Did you see the crescent Moon near a bright star on Tuesday morning this week? Many of our Flickr group…
In a galaxy four billion light-years away, three supermassive black holes are locked in a whirling embrace. It’s the tightest…
NASA’s Curiosity rover celebrated a milestone anniversary today, June 24 - 1 Martian Year on Mars! A Martian year is…
As we've noted before, astronaut Reid Wiseman is sending out a bevy of tweets and pictures from his perch on…
It’s well accepted that moons form after planets. In fact, only a few months ago, astronomers spotted a new moon…
Could a strange X-ray signal coming from the Perseus galaxy cluster be a hint of the elusive dark matter in…
Have an 8-inch or larger telescope? Don't mind staying up late? Excellent. Here's a chance to stare deeper into the…
Astronomers with the Cassini mission have detected a bright, mysterious geologic object on Saturn’s moon Titan that suddenly showed up…