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Four astronauts rocketed into orbit Thursday on a space station mission that will stretch until spring, among them a Canadian whose wife will give birth while he's away.
The Mars we know today is a cold, dry world of dust and rocks. However, around 3.8–3.6 billion years ago, it may have looked very different. Geological and mineral evidence suggests that, in its distant past, the planet experienced ...
New research has found that the rate of hip fractures among astronauts after spaceflights lasting more than 90 days was higher than after shorter spaceflights or among people who were not astronauts. The findings of the study ...
Four and a half billion years ago, Earth and Mars were born in the rotating cloud of gas and dust that would eventually become our solar system. Yet exactly how the planets formed remains one of the most disputed questions ...
Although Mars may have once resembled Earth, the rocky red planet now appears far from hospitable. Still, certain details—such as ice-bound water—pique researchers' curiosity. As on Earth, ice on Mars contains valuable records ...
This summer, exoplanet science—the study of planets orbiting stars beyond our sun—took a big step forward. Reports of helium gas escaping from the atmosphere of LHS 1140b propelled this exoplanet from the pages of scientific ...
Photos taken using a microscope reveal the colorful, kaleidoscope-like crystal structure of a new NASA-made material that could be used for manufacturing during future space missions. Developed at NASA's Glenn Research Center ...
SpaceX sent its Starship super-rocket on its first orbital flight—a shorter-than-planned test mission that put operational Starlink satellites into orbit for the first time.
NASA is throwing extra support and money behind Boeing's troubled astronaut capsule to get it fixed and flying again as soon as possible.
Look up at the night sky with the naked eye and it may seem like it rarely changes. Yet the universe is in constant flux. Stars drift through space, orbiting the center of the Milky Way as planets orbit them. They rotate, ...
