Astronauts at the center of Starliner drama step out for spacewalk after more than 7 months in orbit
Astronauts Butch Wilmore and Suni Williams are conducting a spacewalk outside the International Space Station to remove ...
A Flag on Mars? Maybe Not So Soon.
Orbital dynamics show that President Trump’s pledge to land astronauts on Mars couldn’t happen until 2029 at the earliest.
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An Amateur Astronomer Seemingly Spotted a New Asteroid. It Turned Out to Be a Tesla in Space
The car, launched in 2018 on a SpaceX rocket’s upper stage, is one of many human-made objects in deep space that could ...
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Are humans the aliens? NASA finds all of life's key ingredients in asteroid Bennu sample
Samples from asteroid Bennu have delivered insights into the origins of Earth’s water and the organic molecules that may have ...
Astronomers Orbiting TRAPPIST-1 Star Could Be Peering Back At Earth
A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...
Boeing replaces chief of its Starliner spacecraft unit
The vice president leading Boeing's Starliner spacecraft unit, Mark Nappi, has left the troubled program and was replaced by the company's International Space Station program manager, John Mulholland, ...
First steps taken toward developing interstellar lightsails
The idea of traveling through interstellar space using spacecraft propelled by ultrathin sails may sound like the stuff of sci-fi novels. But in fact, a program started in 2016 by Stephen Hawking and ...