Optimal observation of Comet C/2025 A6 (Lemmon) is currently available in the post-sunset twilight period, notwithstanding lunar illumination. Its current trajectory through the constellation ...

Comet 3I/ATLAS has fascinated astronomers and space enthusiasts worldwide as it makes its rare journey through our solar system, captivating researchers with its mysterious origin and ancient makeup.

Comet C/2025 A6 (Lemmon) presents an observational challenge due to competing factors of increasing solar energy absorption and increasing Earth distance, creating uncertainty in its current ...

The celestial wanderer, Comet C/2025 A6 (Lemmon), has completed its nearest pass to Earth, offering a final window for observation, as per Sky Live. The comet achieved its closest proximity to our ...

An interstellar comet that originated outside our solar system just made its closest pass of the sun, setting it on an outgoing path — but it’s not leaving our cosmic neighborhood yet. The comet, ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. More than 80 observers have ...

Tracking comets accurately is hard. A new effort with the U.N. and NASA aims to better chart these visitors using 3I/ATLAS. When you purchase through links on our site, we may earn an affiliate ...

A researcher has captured comet 3I/ATLAS glowing green and hiding its tail in a new image from the Lowell Observatory's powerful Discovery Telescope as we enter a critical observation phase for the ...

In the fall of 2023, Unistellar observers joined forces with the Association Française d’Astronomie (AFA) to take another close look at a familiar visitor: Comet 103P/Hartley 2. This tiny but famously ...

The European Space Agency (ESA) has made an unusual observation of comet 3I/ATLAS in a “test case” for future planetary defense efforts. Using data collected from a Mars-orbiting satellite, ...