Second Planetary System Like Ours Discovered
A team of European astronomers has discovered a second planetary system, the closest parallel to our own solar system yet…
Watch This Asteroid Not Hit Earth
Earlier today the near-Earth asteroid 2013 NJ sailed by, coming as close as 2.5 lunar distances -- about 960,000 km/596,500…
Incredible Astrophoto: Deep and Wide View of the Milky Way
This new panorama of the Milky Way by astrophotographer Miguel Claro is really amazing, and you definitely want to click…
Home Computers Discover Gamma-Ray Pulsars
Imagine that you're innocently running your computer in pursuit of helping data crunch a huge science project. Then, out of…
How Could We Recycle Satellites For Newer Missions?
Space junk is an ongoing concern for NASA, the European Space Agency and many others. After satellites live out their…
NASA Plans To Deepen Asteroid Searches With Planetary Resources
Planetary Resources Inc. -- that company that is developing a crowdsourced space telescope to search for asteroids -- is planning…
Carnival of Space #329
This week's Carnival of Space is hosted by our pal Ray Sanders at his Dear Astronomer blog. Click here to…
Astronomy Cast 323: Isotopes
The number of protons defines an element, but the number of neutrons can vary. We call these different flavors of…
Elon Musk Briefs Universe Today & Media ahead of Revolutionary Falcon 9 Blastoff
SpaceX founder and CEO Elon Musk briefs reporters including Universe Today on Sunday (Nov. 24) in Cocoa Beach, FL prior…
Are There More Grains of Sand Than Stars?
This question comes from Sheldon Grimshaw. "I've heard that there are more stars in our Universe than there are grains…