The private spaceflight company Rocket Lab unveiled a new rocket-building robot designed to speed up manufacturing of Electron launch vehicles.
The workout routine astronauts use to prepare for space may also benefit cancer patients by reducing the long-term side effects of medical care.
Spaceflight causes changes in astronauts' brain structure and function during extended missions, a new study shows.
A bright fireball meteor streaked across the night sky above Missouri Monday (Nov. 11), passing over St. Louis' iconic Gateway Arch.
NASA's Mars 2020 rover was moved into a vacuum chamber and tested under Mars-like environmental conditions to prepare for its launch to the Red Planet next summer.
A new study shows how microgravity alters human heart muscle cells in space, helping astronauts better prepare for long-duration missions to Mars and beyond.
NASA has shared a trio of templates so you can carve your very own James Webb Space Telescope-themed pumpkin this Halloween.
NASA's James Webb Space Telescope has passed a major milestone with a successful test of the spacecraft's sun shield.
The BepiColombo spacecraft is en route to Mercury and has snapped several selfies to document its travel over the last year.
Scientists found streams of gas rotating in opposite directions around a distant, supermassive black hole, offering new clues for how black holes grew so rapidly in the early universe.
If you've ever thought about what it might be like to visit a black hole, NASA has shared a video and a few postcards that may have you reconsidering.
NASA's Mars 2020 rover mission has reached another milestone with a successful separation test of the descent stage that will deliver the six-wheeled robot to the surface of the Red Planet.
Italian astronaut Luca Parmitano sent the United Nations an important message about climate change and the need to protect the future of our planet, in a new video from the space station.
A new tool developed by researchers at Northwestern University shows spaceflight consistently alters the diversity of bacteria in astronauts' guts.
Venus may have had a perfectly habitable environment for 2 to 3 billion years after the planet formed, suggesting life would have had ample time to emerge, according to a new study.
NASA has partnered with Advanced Space of Boulder, Colorado, to develop a cubesat satellite that will launch to the same lunar orbit targeted for the agency's Gateway outpost.
NASA satellites have observed thick smoke billows and extremely high temperatures as record-breaking fires continue to scorch the Amazon.
NASA's Mars 2020 rover reached another milestone with the first successful test of its SuperCam instrument.
The United States has set new guidelines for launching safe and sustainable nuclear spacecraft on future missions to the moon, Mars and beyond.
Apollo 11 carried the first geologic samples from the moon back to Earth — and NASA has finally released footage of researchers examining those lunar samples for signs of life.
An upgrade to the optic technology on NASA's James Webb Space Telescope has been used to improve the eyesight of humans on Earth.
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