Just when we thought we were starting to understand the mysterious object 29P/Schwassmann-Wachmann, it has confounded us ...

Tuesday marks the tenth anniversary of a huge astronomical milestone: the first and only time we have landed on a comet. The ...

While many dubbed it the "Halloween comet," the cosmic snowball of ice and dust more officially known as C/2024 S1 (ATLAS), disintegrated on Oct. 28 as it approached the sun. The comet's final ...

The cryovolcanic "centaur" comet 29P/Schwassmann-Wachmann has erupted four times in less than 48 hours, becoming unusually ...

Comets — those small, icy objects orbiting the sun — act like floating time capsules, offering a window into the early days ...

Last year, another comet, 12P/Pons-Brooks, drew attention with similar explosions that gave it a horned shape, earning it the ...

But as the comet, composed of ice, frozen gases and rock, came closer to its perihelion — the nearest point to the sun in its orbit — over the past few days, it broke apart into chunks until ...

Comets are large objects made of dust and ice that orbit the sun and are ancient leftovers of the formation of the universe over four billion years ago. The dust and ion tails from comets make for ...

On 12 November 2014, after a 10-year journey through the solar system and over 500 million kilometers from home, Rosetta's lander Philae made space exploration history by touching down on a comet for ...

Potentially deadly comets could be spotted many years in advance by following the meteoroid trails they leave near Earth, new ...