Space exploration has come a long way since the first primitive satellites—we’ve visited all the canonical planets, and laid the groundwork for the next stage of discovery and colonization. A new, more lasting space race is about to begin. Here’s the second part of our 100-year forecast of future space exploration.
The first alien world we visit may actually be in our own solar system.
Astronomers just discovered new evidence of a 9th planet in our solar system.
Astronomers set out to prove that Planet Nine does not exist. As it turns out, they may have done the exact opposite.
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