A planetoid colliding with Earth, analogous (but larger and slower-moving) than an impact between Swift-Tuttle and Earth would be. Image credit: NASA / Don Davis.

The comet that created the Perseids might bring an end to humanity

No other object this large has come so close to Earth in millions of years. In the 5th millennium, we might suffer the consequences.

Ethan Siegel
Aug 18, 2017 · 6 min read

“Honestly, if you’re given the choice between Armageddon or tea, you don’t say ‘what kind of tea?” -Neil Gaiman