Space

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Astronauts on board the International Space Station (ISS) have to do just about everything for themselves. Living within this constantly orbiting laboratory, they’re not only crew members, they’re also plumbers, janitors and housekeepers. Just last week, in fact, the team of six astronauts currently on board began a month-long chore that requires taking their trash
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Astrobiologists have sent 18 different strains of bacteria up to the International Space Station. They’re not meant to contaminate the already-kinda-gross orbital research center, but rather to determine whether the mineral-leaching microbes could help astronauts mine space rocks during future missions, Space.com reports. If the so-called BioRock experiment pans out, the researchers behind the experiment
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The most comprehensive and widely-held theory of how the Moon formed is called the ‘giant impact hypothesis.’ That hypothesis states that about 150 million years after the Solar System formed, a roughly Mars-sized planet named Theia collided with Earth. Though the timeline is hotly-debated in the scientific community, we know that this collision melted Theia