By Associated Press
A U.S. astronaut set a record Saturday for the longest single spaceflight by a woman, breaking the old mark of 288 days with about two months left in her mission.
By Jamie Leventhal
Planetary scientist Elizabeth "Zibi" Turtle breaks down NASA's upcoming mission to Saturn's moon, Titan, to learn about how early life may develop.
By Marcia Dunn, Associated Press
Boeing safely landed its crew capsule in the New Mexico desert Sunday after an aborted flight to the International Space Station that threatened to set back the company's effort to launch astronauts for NASA next year.
The solar system's smallest, innermost planet will resemble a tiny black dot Monday. The rare celestial show begins at 7:35 a.m. EST.
As NASA astronauts Christina Koch and Jessica Meir completed the job with wrenches, screwdrivers and power-grip tools, it marked the first time in a half-century of spacewalking that men weren't part of the action.
By Jeffrey Brown
As one of the world's biggest and best-known movie stars, Brad Pitt is spending as much time helping get films made as he is acting. His latest project, "Ad Astra," is about a journey to the far reaches of the…
A statement from the Russian space agency Roscosmos said the failure on Saturday was because of problems in the docking system. It said the space station itself and the six-person crew are safe.
By Vicky Stein
It turns out our Milky Way galaxy isn't the flat spiral disk we thought it was before -- dark matter or collisions with other galaxies could have twisted it out of shape.
By Ashok Sharma, Associated Press
The spacecraft — named Chandrayaan, the Sanskrit word for "moon craft" — is scheduled to land on the lunar south pole in September.
By Nsikan Akpan
PBS NewsHour spoke to four researchers about what the U.S. stands to gain and lose from future crewed voyages to the moon.
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