Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.
Live Science on MSN
Some objects we thought were planets may actually be tiny black holes from the dawn of time
Scientists have discovered more than 6,000 planets beyond our solar system. What if some of them aren't planets at all, but ...
Need a reminder of what's up in the farthest frontier of 'Star Trek' before 'Starfleet Academy'? Class is now in session.
"...an interstellar traveler will not correspond with its senders because there is no benefit to that": Prof Loeb ...
Smithsonian Magazine on MSN
Astronomers Find an Odd Space Cloud, Like a Galaxy Without Stars, That Could Shed Light on the Secrets of Dark Matter
Named “Cloud-9,” the discovery is a new type of celestial object known as a RELHIC, making it unlike anything scientists have ...
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