By identifying the first pulsars, Jocelyn Bell Burnell set the stage for discoveries in black holes and gravitational waves
Falcon Heavy’s flashy space car may not have been the best idea—for Mars
Smithsonian's latest podcast "AirSpace" digs into the zany work schedules of the men and women on NASA's Mars rover projects
1968: The Year That Shattered America
The mission returned to Earth with one of the most famous images in history
The soundless lightspeed attack that baffled some fans was actually the film's most scientifically accurate moment
Google’s neural network sifted through piles of NASA data to find a planet hiding in the spacestacks
Looking back 45 years later, is there hope humanity will once again push beyond Earth? President Donald Trump seems to think so
The Kepler mission's project scientist, she has guided the discovery of thousands of planets
The new research by two physicists adds to astronomical knowledge—and overturns previous Biblical interpretations
The latest LIGO observations rekindle a fiery debate over how gravity works: Does the universe include dark matter, or doesn’t it?
Future Mars colonists may want to form their own legal system. What would stop them?
After a rich scientific life, Cassini went out in a blaze, becoming one with the planet it had revolved around for so long
On June 16, 1969, Americans filled highways, streets and homes to witness the launch of a rocket from the Kennedy Space Center: the legendary Apollo 11
Remembering the mission that opened Earth’s eyes to the vastness and wonder of space
For the first time ever, astrophysicists observe the entire life cycle of a binary star system
How one citizen science endeavor is using the Internet to democratize the search for distant worlds
America’s longest-orbiting astronaut describes his rocky return to Earth in this adaptation from his book 'Endurance'
In 1097, a Pueblo artist may have etched a rare celestial event into the rock for all of posterity
The founding father used his almanacs to promote a scientific understanding of celestial events—often with withering humor
Extraterrestrial life might make its own light to protect itself from harmful radiation
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