In October, a pair of comets known as Lemmon and SWAN also left trails of dust and gas as they continued along their vast ...

3I/ATLAS is only the third known interstellar visitor, hence the prefix “3I.” The second known interstellar body, Comet 2I/Borisov, was discovered by the Russian astronomer Gennady Borisov in August ...

NASA has added interstellar comet 3I/ATLAS to its 'Eyes on the Solar System' app, allowing the public to track the object's ...

Potential impactors are most likely to have low velocities and the highest likelihood of hitting Earth during the winter.

NASA has officially announced a live event on Wednesday, November 19, 2025, at 3:00 p.m. EST where they will share these ...

New research suggests that the close passage of a nearby star,HD 7977, might have sent comets from the outer reaches of the ...

A team looking at the dynamics of objects in the Kuiper belt, the ring-shaped region of icy bodies well beyond the orbit of ...

NASA is set to release HiRISE images of 3I/ATLAS after a 43-day shutdown delay. I argue this data, vital for understanding its anomalous anti-tail, should never have been held hostage by bureaucratic ...

Comet C/2025 K1 (ATLAS) has fragmented after its close solar approach, revealing insights into the fragility of long-period comets. New images show di ...

The planetarium turns 100 this year. What came before the giant domes, with imagery of galaxies, asteroids and meteors ...

NASA and ISRO have released new observations of the rare interstellar comet 3I/Atlas, combining spacecraft data and ...

Periodic storms in Texas this week may paint the sky orange. Here's the science behind changing colors during weather events.