Lemmon, which is a rare green comet, can be seen with the naked eye on Oct. 21, according to the Royal Astronomical Society, with peak visibility near Halloween. SWAN may be visible using binoculars or a telescope, according to Starwalk, a real-time astronomical app for stargazing.

This week's night sky will include a new comet that hasn't flown past Earth in over a thousand years -- and it won't be returning for a thousand more.

Remember 1986? What a wild year here in Texas. The state was awash in sesquicentennial revelry, Hands Across America was all the rage, falling oil prices dealt the state’s economy a tremendous blow and Patrick Duffy’s Bobby Ewing made a shocking return to the legendary primetime soap Dallas.

Get ready for a triple sky-spectacle of meteors, comets and auroras on Oct. 20 and Oct. 21, 2025. Here's how, when and where to see it all.