co
met
Plural
comets
1
an object in space that is a mass of ice and dust and when it nears the sun it starts illuminating in the shape of a tail
- Halley's Comet is one of the most famous comets, visible from Earth approximately every 76 years.
- Comets are celestial objects composed of ice, dust, and rocky material.
- The tail of a comet forms when solar radiation causes ice and dust to vaporize and stream away from the nucleus.
- Astronomers study comets to learn about the early solar system and its composition.
- The appearance of a bright comet in the night sky often attracts attention from amateur astronomers and stargazers alike.