This giant asteroid is set to come a bit too close for comfort in mid-December.
Saturn's Enceladus has become a prime search location for alien life as potentially habitable waters appear to flow beneath its icy crust.
A scientist developed a model that mitigates the need for dark matter and dark energy.
"Whatever this object is, I think there's a good chance it may not be a meteor at all."
Only 12 humans—all American men—have been to the moon. But that's all about to change.
Ethan Siegel says properties of space and time could mean we can revisit the past via wormholes.
Douglas Vakoch of METI announced messages were sent to the GJ273 system over three days in October.
The Emiratis have a mind-boggling plan for an interplanetary police mission.
Scientists at the NASA Goddard Space Flight Center called the flight a “breathtaking ride.”
The best-selling author of 'The Martian' on writing his second book, why he chose a female lead, and who might play his characters in the film.
A total of 7,400 pounds of cargo was sent to the six astronauts on board.
Cosmic rays bombard Earth all the time—here’s how scientists used them to explore one of the seven wonders of the world.
The full moon misses out on being a supermoon by just one day.
The gas giant is the biggest planet ever discovered when compared with its host star.
Scientists have theorized that passages through space-time can be traversed using a special quantum connection between two black holes.
Dark matter makes up most of the universe, but scientists have no idea what it is.