The Apollo 11 crew placed the U.S. flag just below the center of this view, taken from Aldrin’s side of the lander. It was also the crew’s first look at the boulder field (top right), which likely formed from the impact that created West Crater.
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A mission designed to reboost the observatory has suffered fatal issues of its own.
Katalyst's Link spacecraft is tumbling in orbit, which is a troubling sign for a rescue mission.
The heat could be rising from cooling lava flows beneath a layer of solidified crust.
The SMILE mission will spend three years studying how our planet's magnetosphere interacts with solar weather.
The tool isn't a one-step solution to the complex task of mission planning, but it will be a useful in evaluating the best trajectory for each mission, the researchers say.
