Every so often, the Kuiper Belt and Oort Cloud throw galactic snowballs made up of ice, dust and rocks our way: 4.6-billion-year-old leftovers from the formation of the solar system. These ...

Use left and right arrow keys to seek audio. Researchers from the University of New South Wales (UNSW) have published a new study that explores why only comet heads appear green and not their tails.

C/2022 E3 (ZTF), a comet that has recently made headlines as it flies closer to Earth, briefly developed an ethereal third tail thanks to a weird optical illusion. When you purchase through links on ...

3I/ATLAS interstellar object has revealed new and unusual features in recent observations. Scientists detected a color shift, a surprising anti-tail, and a gas composition that sets it apart from ...

An amateur astronomer witnessed the moment that the green comet C/2022 E3 had part of its tail blasted away by a coronal mass ejection. CMEs are enormous blobs of fast-moving plasma that can blast out ...

Every so often, the Kuiper Belt and Oort Cloud throw galactic snowballs made up of ice, dust and rocks our way: 4.6-billion-year-old leftovers from the formation of the solar system. These snowballs – ...

Comets’ Heads Can Be Green, But Never Their Tails. We Finally Know Why This astronomic puzzle dates back to the 1930s. Photo: Unsplash. Every so often, the Kuiper Belt and Oort Cloud throw galactic ...