Comet Lemmon, officially named C/2025 A6, has become brighter through the first half of October as it’s made it’s approach to ...

We're just weeks away from this interstellar visitor reaching its brightest in Earth's night skies. Will we see it?

Analyses of its emissions using NASA’s Neil Gehrels Swift Observatory indicate that the interstellar comet probably has a ...

Comet C/2025 A6 Lemmon is getting brighter and whether you have a telescope, binoculars or just your eyes, here’s how you can ...

Comet Lemmon is now visible with comet SWAN after sunset while also remaining visible before dawn for Northern Hemisphere ...

Astrophotographer Brennan Gilmore has captured spectacular views of the solar wind stripping a vast section from C/2025 A6 ...

Since its arrival this summer, scientists have been racing to understand as much as possible about 3I/ATLAS, the third ...

Conditions are near-perfect to spot this celestial visitor, which won't appear again in our night sky for another millennium.

ESA’s Mars orbiters captured images of the interstellar comet 3I/ATLAS as it passed close to Mars, revealing its bright, hazy ...

The European Space Agency's two Mars orbiters take their shot at getting pictures of the exotic interstellar comet 3I/ATLAS.