Why are the launch windows for NASA's Artemis 2 moon mission so short?

NASA's Artemis 2 mission, which will send four astronauts on a journey around the moon, can launch on just 11 days in March ...
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Four Astronauts, One Giant Test: What’s at Stake for NASA’s Artemis II Moon Mission

More than 50 years after Apollo 17, NASA’s Artemis II will send four astronauts on a 10-day loop around the Moon to test the agency’s deep-space hardware.

Space mining without heavy machines? Microbes harvest metals from meteorites aboard space station

If humankind is to explore deep space, one small passenger should not be left behind: microbes. In fact, it would be ...