green comet in space
A green comet, called ISON, passing the Earth about ten years ago. Astronomers have spotted another comet with a green tail, comet Nishimura, which could be seen with the naked eye from Earth in early to mid-September.
  • Comet Nishimura could grace our skies with its eerie glow in early September. 
  • The comet may become visible to the naked eye in the coming weeks, NASA said.
  • It may be one of the very few interstellar objects that have visited our solar system.

A mysterious green comet, called Comet Nishimura, could be visible to the naked eye in mid-September.

Also known as Comet C/2023 P1, the cosmic object could be more easily visible from September 7 and will reach its peak brightness on September 17 when it will be 78 million miles from Earth.