A new analysis of archival Hubble Space Telescope photos reveals that a peculiar comet slowed its spin before fully reversing ...

Gases jetting out of Comet 41P/Tuttle-Giacobini-Kresák may have caused it to reverse its spin in 2017, possibly leading to ...

Comet C/2026 A1 (MAPS) could shine brightly in the evenings after April 4, but only if it survives a very close encounter ...

The cosmos may have a special treat in store for the four astronauts of NASA’s Artemis II mission. NASA astronauts Reid ...

The observation was described on March 26 in the Astronomical Journal. Nine years ago, comet 41P/Tuttle-Giacobini-Kresák—41P ...

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

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

If C/2026 A1 (MAPS) survives its close encounter with the sun, it could blaze brightly enough to be seen from Earth.

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

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 ...

As far as meteor showers go, the Lyrids don’t mess around. They’re in and out of the sky in a couple of weeks, and if you ...

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