oumuamua being an alien spaceship doesn't make sense on any model of aliens that's consistent with the rest of what we know
-
-
radio signals or astro-engineering aside, think any case where aliens do more than something like this is one where humans don't exist
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
Or: let's die off a few megayears earlier and let one of our cast-off Von Neuman exploration probe solar sails tumble through their system.
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.