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As Comet ISON heads toward its closest approach to the sun — known as perihelion — on Nov. 28, 2013, scientists have been watching through many observatories to see if the comet has already broken up under the intense heat and gravitational forces of the sun.
Comet ISON is now inside the orbit of Earth as it plunges headlong toward the sun for a fiery close encounter on Nov. 28th.
A comet discovered by Russian astronomers last September could blossom into one of the stargazing highlights of the year, NASA officials announced on Friday.
Hale-Bopp, Haley’s, Levy-Shoemaker 9. These are just a few of the more well-known modern comets that have blazed across the night sky in our lifetime.
- An imitative word; an onomatopoetic word.