For the first time, astronomers have imaged dozens of belts around nearby stars where comets and tiny pebbles within them are ...

Harvard and Smithsonian (CfA), and its Submillimeter Array (SMA), were critical for identifying a cache of belts surrounding other stars beyond the sun where comets may reside. Regions around 74 stars ...

Pristine, in astronomical terms, describes a comet that has never passed close enough to a star to be transformed by its searing heat. 2I/Borisov was discovered in 2019 by Ukrainian astrophysicist ...

Rings of comets have been discovered around 74 alien star systems, revealing not only the existence of trillions of icy exocomets, but also the source of most of the water in these systems.

A brilliant comet waved its tail above the site of the world's largest telescope as it lit up the night sky last month.

Biggest astronomical events 2025 ... 47P/Ashbrook-Jackson: This periodic comet, discovered in 1956, is set to appear on Oct. 28, 2025. Depending on its brightness, it may be visible without ...

TASS/. Gennady Borisov, an amateur astronomer from Crimea, has discovered a new Solar System comet. According to Borisov himself, he has now become the second in the world among amateur ...

MOSCOW, January 18. /TASS/. The closest approach to the Earth of comet C/2022 E3 (ZTF), discovered last March, will take place on February 1, the press service of the Moscow Planetarium told TASS ...

Washington, An astronomer has spotted a little tiny speck flying past the Sun which is a recently discovered rare comet, as the world witnessed the total solar eclipse this month. This comet was ...

A brilliant comet waved its tail above the site of the world's largest telescope as it lit up the night sky last month. Veteran comet hunters have called G3 (ATLAS) the "Great Comet of 2025" due ...