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.

Several of NASA's space-based missions have observed Interstellar Comet 3I⧸ATLAS. As it approaches Mars, orbiters and rovers ...

Hubble discovers Comet 117P/2003 S2 changing its spin patterns unexpectedly, challenging scientific understanding of how ...

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.

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

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

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way ...

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

At the time of the observations, comet 3I/ATLAS had just passed its perihelion, its closest ever approach to the Sun. While ...

NASA's Hubble Telescope captured the rare phenomenon of a comet breaking apart, catching scientists off guard until they saw ...

In an incredibly lucky cosmic accident, NASA’s Hubble Space Telescope captured a comet breaking apart in real time—something ...