Another study of the dust surrounding infamous Tabby's Star appears to favor the exocomet hypothesis for its very strange transit signal.
We're having a hard time finding extraterrestrial life. Does this mean we're the only ones? Or does it mean that all the aliens are dead?
This year has been filled with weird space stories, here are some of our favorites.
After surveying some promising galactic candidates, an astronomer has concluded that there is little to no evidence for any super-advanced alien civilizations in our local universe.
A wide-ranging search of faraway galaxies has turned up no obvious signs of advanced alien civilizations.
The hunt for signs of life on planets beyond our solar system should cast as wide a net as possible, some researchers stress.
For the first time, a computer simulation has shown that, in theory, habitable binary planets can exist -- what would this mean for the evolution of alien life?
No matter how advances a hypothetical extraterrestrial civilization becomes, they will still generate a heat signature that we may be able to detect. Continue reading →
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