Any comet with a period longer than 200 years is known as a long-period comet, and these are the hardest to predict. Most long-period comets pose no threat to Earth.

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 ...

An “ancient” comet that won’t be seen again for tens of thousands of years will be visible Thursday night, after traveling from beyond the solar system to within its closest point to Earth ...

Like Icarus, comet C/2024 S1 (ATLAS) met its demise after flying too close the sun. Comet C/2024 S1 (ATLAS) is no more. On Monday (Oct. 28), the comet evaporated as it was heading toward ...

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Comet C/2023 A3, also known as Tsuchinshan-ATLAS, has been in the evening sky for a week now. If you haven’t seen it, that’s understandable because there’s also been a bright Moon in the sky.

Oct. 30, 2024 — In space exploration, long-distance optical links can now be used to transmit images, films and data from space probes to Earth using light. But in order for the signals to reach ...

Comet C/2024 S1 (ATLAS) will not outshine Venus this Halloween, after all. NASA has confirmed that the feisty comet had met its end by flying into the Sun's atmosphere, obliterating what little ...

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 ...

Comet McNaught over Big Swamp, Eyre Peninsula. South Australia in 2007. The new comet, initially named A11bP7I and now called C/2024 S1 (Atlas), appears to be unusually large and could become a ...

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 ...