Comet

The PS (paddle steamer ) Comet was built in 1812 for Henry Bell, hotel and baths owner in Helensburgh, and began a passenger service on 15 August 1812 on the River Clyde between Glasgow and Greenock that was the first commercially successful steamboat service in Europe.

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NASA under pressure to release latest images of 'alien' comet

'Interstellar visitor' 3I/ATLAS may have just changed color: Recent observations of the interstellar object 3I/ATLAS show that it has developed a faint blueish hue, hinting at a potential color change. This is the third time experts have seen the comet's coloring shift since it was discovered

A Comet, Fireballs And A Mega Moon: November’s Dramatic Night Sky

Sorry, but interstellar visitor 3I/ATLAS really is a comet, not aliens

How To Grab A Final Chance To See The Comet On Saturday Night

Don’t Miss Seeing The Comet With A Crescent Moon This Week

Comet C/2025 A6 (Lemmon) will make its closest approach to Earth tonight and won't return for another 1,300 years. May even be visible to the naked eye under very dark skies

Last Chance Tuesday: See Comet At Its Best For 1,150 Years With Meteors

Complete Guide To Seeing ‘Shooting Stars’ From Halley’s Comet On Monday

How to see Comet C/2025 R2 (SWAN) shine in the October sky

When, Where And How To See A Bright Comet On Friday Night

Astrophotographers capture dazzling new views of Comet C/2025 A6 (Lemmon) as it brightens for October skies

What's the latest on interstellar object 3I/ATLAS? Mars, Jupiter missions to observe comet

Visualizing 3I/Atlas comet from 2023 to 2028 to show its current position using NASA JPL/Horizons Data

ʻOumuamua, Stranger than any comet we’ve seen.

Comet C/2025 A6 (Lemmon) is approaching Earth — will it become visible to the naked eye?

Tail of comet that's visiting from another star is growing, new telescope image shows

Interstellar invader comet 3I/ATLAS could be investigated by these spacecraft as it races past the sun: 'This could be literally a once-in-a-lifetime opportunity'

Comet's Water Reveals Clues About Life on Earth

3I/ATLAS: Not a comet? New telescope data points to interstellar D-type asteroid