How long until we see Halley’s comet again?

It will be a while before you can see it for yourself, however. Halley’s comet was last visible from Earth in 1986, meaning ...

Two bright comets will swing by Earth this month. Here’s how to see them

Comets SWAN and Lemmon will both swing by Earth and appear bright in the sky near the end of October. Here’s how to see them.

Is 3I/Atlas Comet Human-Made? Why Astronomers Remain Baffled About the Interstellar Comet's Unusual Behaviour

Telescopes around the world recorded new evidence about what the 3I/Atlas is and what scientists observed about it.

These Two Comets Will Be Visible All October – Here's How You Can See Them

Recently, scientists discovered a number of new comets, two of which will be passing by Earth in October. Here's everything ...

This rare green comet won’t return for a thousand years. Here’s how to see it this week.

Comet C/2025 A6 (Lemmon) is this year’s brightest comet visible from Earth—an icy relic from the solar system’s origins that ...

How to see two bright, once-in-a-lifetime comets with your naked eye

Comet Lemmon and Comet SWAN will be closest to Earth as a new moon sets up prime viewing conditions. Add in a meteor shower and we may get spectacular sky gazing.

How to See Comet Lemmon This October

This long-duration comet will make its closest approach to Earth this fall, before disappearing into the outer solar system ...
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How to see Comet C/2025 R2 (SWAN) shine in the October sky

Comet C/2025 R2 (SWAN) was discovered on Sept. 10 by Ukrainian amateur astronomer Vladimir Bezugly. It has brightened ...