The object dubbed Earth's "second moon" is actually a quasi-satellite that's accompanied the planet since 1957 — not a true ...
The James Webb Space Telescope captured infrared light from a black hole and gave scientists unprecedented insights into the ...
Over her 27-year tenure at NASA, Sunita Williams participated in three space missions during which she spent a total of 608 days in space.
Six months after its first orbital rocket cleared the launch tower for just 14 seconds before crashing back to Earth, Gilmour ...
NASA Administrator Jared Isaacman also explained the background behind the decision to close the Goddard library.
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NASA is about to send people to the moon — in a spacecraft not everyone thinks is safe to fly
As the four-person crew of Artemis II prepares to launch on a historic mission around the moon as soon as February, some experts are worried about the Orion spacecraft’s heat shield.
Nasa’s avoidable tragedy exemplified 1980s overconfidence and haunted a generation, but the allure of space exploration endured ...
NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...
Beyond the range of GPS and tracking satellites, the moonship depends on radio dish arrays for communication and navigation.
An astronaut with a medical issue on board the International Space Station is ending the mission early. Why all astronauts ...
Forty years after the Challenger disaster, NPR explores the engineers' last-minute efforts to stop the launch, their decades ...
Scientists discover microgravity in space could help fight drug-resistant superbugs by creating unique viral mutations, according to a new study.
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