University of Michigan
99% of Space Junk is Undetectable. That Could Change Soon
Private and military organizations are tracking some of the 170 million pieces of space junk orbiting the planet, but they're…
12 months ago
Supermassive Black Hole’s Dizzying Spin Is Half The Speed Of Light
The spin rate of the most distant supermassive black hole has been measured directly, and wow, is it fast. X-ray…
11 years ago
‘Green Peas’ Offer Tiny Clues to Early Universe
Today, we see an unobstructed view of the cosmos in all directions. But, a time existed near the Big Bang…
12 years ago
The Moon’s Water Comes From the Sun
An image of water-filled debris ejected from Cabeus crater about 20 seconds after the 2009 LCROSS impact. Courtesy of Science/AAAS.…
12 years ago