This October offers sky-watchers something special: two comets brightening at nearly the same time as one of the year’s ...
At The A.V. Club, we’ve racked our brains, pored over cyphers, and collected all the clues to find episodes that laid it ...
The comets are visible in the northwest (Lemmon) and southwest (SWAN) about 90 minutes after sunset. Lemmon is moving quickly ...