A decade ago, scientists at the European Space Agency (ESA) had just wrapped up the yearslong process of building a ...

Hera is roughly the size of a small car and, when fully fueled, weighs around 1150 kilograms – which is rather light compared to the three-tonne comet hunter Rosetta. Alongside telescopes, space ...

is not always pretty—and never was this more evident than when the Rosetta spacecraft sent its Philae lander down to the surface of Comet 67P in 2016. The comet—a thing of light and loveliness ...

A once-in-a-lifetime comet is currently making a pass by our Sun − and for the next few days, it's visible in the night sky. Comet C/2023 A3 (Tsuchinshan-ATLAS) appeared in the morning sky late ...

There’s a chance a “Halloween” comet will become visible tonight, with also a possibility of seeing it during the daytime if it doesn’t break apart while approaching the sun, according to ...

Have you seen Comet Tsuchinshan-ATLAS yet? If you want to see something to rival Thursday’s global display of Northern Lights (or if you missed the entire show), the sight of a naked-eye comet ...

The "comet of the century" Comet C/2023 A3 Tsuchinshan-ATLAS has been delighting stargazers after reaching its closest point to Earth in more than 80,000 years over the weekend. The brightest ...

Astrophotographer Miguel Claro captured Comet C/2023 A3 (Tsuchinshan-ATLAS) from the Dark Sky Alqueva reserve in Portugal on Oct. 13, 2024 as the comet was displaying an 'anti-tail.' Miguel Claro ...

Explore the universe with news on fascinating discoveries, scientific advancements and more. A comet nicknamed the “Halloween comet” disintegrated on Monday during its closest approach of the ...

BOSTON - It isn't often that we get the chance to see a comet with the naked eye. But, in a year already filled with so many astronomical treats, it looks like we will be able to add a comet to ...

A once-in-many-lifetimes comet is zipping by Earth right now. Comet C/2023 A3 — known simply as Comet A3 — was first discovered last year and was first visible in the night sky earlier this ...