Freelancer
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Space lasers!
If we want to go to Mars, we need a better way to reliably relay messages through space. The solution could be optical communication, or lasers.
NASA collected a sample from an asteroid for the first time — here’s why it matters
The OSIRIS-REx mission, launched in 2016, has collected as much as several hundred grams of asteroid material, which could help scientists understand the earliest stages of the Solar System.
