Corey S Powell on Nostr: Hidden in deep darkness, there may be a trillion sunless planets wandering our galaxy ...

Hidden in deep darkness, there may be a trillion sunless planets wandering our galaxy -- including vast numbers of Earth-size worlds exiled from their homes.

The discovery of these "rogue planets" is one of most fun stories I've covered. Read it here:

https://spectrum.ieee.org/rogue-planet #space #science #astronomy #tech #astrodon