Richard Branson is officially the first billionaire to take off for space
Branson's Unity-22 flight ushers in an era of space tourism
NASA's Perseverance rover can make oxygen out of Martian air
The goal of putting humans on Mars is now one step closer
NASA celebrates 50 years since Apollo 13, their most successful failure
New video visualizes the Moon's surface as the Apollo 13 crew witnessed it
Scientists use GPS satellites to track Greenland ice sheet melting
Scientists could already measure soil moisture, wind velocities, snow depth with GPS satellites. Now they can also monitor melting ice.
By tracking star "pollution," scientists have found exoplanets similar to Earth's structure
Using oxygen pressure as a measure, scientists examined the structural properties of white dwarfs
Meet Annie Easley, the barrier-breaking mathematician who helped us explore the solar system
She overcame life-long racial discrimination to complete a long and impactful career at NASA
Five facts about Valentina Tereshkova, the first woman in space
Two decades before Sally Ride, a Soviet woman rose from obscurity to become the first female cosmonaut
Searching for bird poop helped us understand the origins of the universe
How do you win a Nobel Prize? Persistence, patience and some very stubborn birds.