Astronomers Find a Rare “Einstein Cross”
Gravitational lensing is one of astronomy's great wonders: a natural lens that magnifies the distant universe. Sometimes a lensing system…
NASA and DARPA Award Contract for a Nuclear Engine to Lockheed Martin
NASA and DARPA have announced the Lockheed Martin and partners will develop the prototype DRACO nuclear thermal engine.
Senseless Vandalism Damages Canadian Observatory
The Royal Astronomical Society of Canada's observatory in Hamilton, Ontario was vandalized earlier this month, with at least $100,000 in…
Olympus Could Have Been a Giant Volcanic Island in an Ancient Martian Ocean
New research shows that Mars' Olympus Mons may have once been a volcanic island surrounding by ocean.
Need To Image An Asteroid Close Up? There’s an AMIGO For That.
There are so many asteroids. Just in our own backyard, we've found over 30,000 Near Earth asteroids. Exploring them using…
A Gamma Ray Burst Lasted So Long it Triggered a Satellite Twice
amma-ray bursts are the most powerful explosions in the Universe, briefly outshining all the stars in their galaxy combined. They…
Witnesses Play Up the Alien Angle at Congressional UFO Hearing
Three former insiders who have played a role in dealing with UFOs -- or as they've now come to be…
One Year of JWST. Ultimate Recap
It's already been one year of operations for James Webb. We accumulated all the major scientific results, all the amazing…
Astronomers Have a New Trick to Work out the Age of Stars
Determining the age of a star is surprisingly tricky and has wide error bars. It's only inside star clusters that…
A Fine Southern Apparition for Comet T4 Lemmon
The time to catch Comet T4 Lemmon is now, before it vanishes for another 36,000 years.