- In a first, NASA returns asteroid samples to Earth (nbcnews.com)
- NASA hopes to clean up space junk; experts say the days of uncluttered night skies are “over” (salon.com)
- NASA Scientists Present Theory About Why We Haven’t Met Other Intelligent Life. It’s Crushing. (huffpost.com)
- Ain’t this cool! Space-grown lettuce to give astronauts a more varied diet








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