And should colonists on Mars be allowed to eat each other?
And in a great year for space exploration, that’s saying something.
Except it's multi-million dollar instruments instead of plush toys.
Huge success after a harrowing journey.
InSight will tell us about the planet's interior, but it's got to stick the landing first.
By studying Martian meteorites, scientists think they've found an explanation for ancient eruptions on the Red Planet.
Here are some highlights from its journey
Deep Sea Meets Deep Space
InSight is blasting off this week.
Spaceman documents Mike Massimino's unlikely journey from fire inspector's son to elite astronaut
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