In 2017 NASA’s Hubble Space Telescope zoomed in on a comet as it passed around the sun. And then things took a more unusual ...

The comet originated in the outer solar system and visits the inner solar system every 5.4 years.

Observations of comet 41P/Tuttle–Giacobini–Kresák show its rotation slowing, reversing and then speeding up.

Hubble has captured a phenomenon never before witnessed in the world of astronomy: a comet that slowed and then began spinning in the opposite direction.

Astronomers using NASA's Hubble Space Telescope have found evidence that the spinning of a small comet slowed and then ...

The sky could host a brief but remarkable event in early April 2026. Astronomers are closely tracking a newly discovered ...

Stargazers are keeping their fingers crossed that the MAPS comet survives its flyby of the Sun this Easter, likely becoming ...

Catching a comet in the process of falling apart is difficult, but a coincidence let astronomers see one in more detail than ...

Comet MAPS could soon become as bright as Venus, offering a once-in-a-decade spectacle for the naked eye. Here is what to ...

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar system.

Scientists believe it originated in the Kuiper Belt. Later, due to Jupiter's gravitational influence, it settled into its ...