Do the periods of comets decrease because they lose mass every time they get near the Sun? Robert BaileyConover, Wisconsin ...

Brightest comet in 20 years to appear this week - ’New Years Comet’ will appear as bright as Venus – and won’t be back for ...

In the wake of comet C/2023 A3 (Tsuchinshan–ATLAS) in October, comet G3 is due to reach perihelion — its closest to the sun — ...

A newly-discovered comet might light up the night sky in the coming weeks, possibly shining even brighter than the planet Venus. The comet, named Comet ATLAS (C/2024 G3), is making a beeline for the ...

Avi Loeb shares the story of how a Tesla Roadster had some astronomers convinced for a time that they had discovered a new ...

Michigan State University and NASA researchers discover seven dark comets that reveal new solar system secrets.

Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's ...

The comet orbits the sun every 5.3 years. Scientists think a larger comet was gravitationally bound into a short orbit by the sun around 2000 BC. The comet left behind meteors for years before ...

The comet could be amongst the brightest seen in our skies for 20 years, if the weather is good enough to see it. It will get ...

The comet, C/2024 G3 (Atlas), was first discovered in April 2024, and will be visible in Australia over the evenings from 16 ...

The Sun-skirter comet C/2024 G3 is visible from the southern hemisphere this week as it makes its second-ever swing around ...