If I had binoculars, I could see that comet clearly.
They predicted accurately every eclipse of the moon and sun, the return of every comet.
Study on cell DNA damage induced by tetramine using comet assay;
DNA damage by chlorinated disinfection during water reuse in the lymphocytes from the spleen of mice assessed by the comet assay
"It is naturally greenish Brown or gray, But its colour varies. Selective Breeding has produced more than 125 Breeds, including the veiltail, with a three-lobed, flowing tail, and the common, pet-shop comet."
comet finder [ seeker ]
Reasonable threshold value used to segment the individual comet from the comet assay image
The comet is not bound and makes but one visit to the solar system.
Pre-solar grains are now estimated to make up a small part- only100 parts per million- of the comet.
The Jupiter-Saturn region would have been just the right temperature for such a comet, which is much closer to the sun than the Kuiper Belt or Oorl Cloud where most comets probably formed.
Schwassman-Wachmann comet
there was great heat as the comet entered the atmosphere.
The nebulous, luminescent cloud containing the nucleus and constituting the major portion of the head of a comet.
The leading scenario for a comet's breakup is that all the ice vaporizes quickly as the comet is heated by the sun, and the expansion from solid to gas breaks the nucleus apart.
The comet will transit on September 11.
This nucleus has captured the slow-moving neutrons; The star captured a comet.
彗星黛拉.C.1981最终还是来了The comet Della.C.1981 finally did return.虽然慢了半个世纪A half century late.但正如他所期盼的一样 一样绚丽 一样闪耀But as bright,and magnificent as he had predicted.
He suggests that the earth may have been hit by a comet, or may have passed through the tail of a comet.
He was like some star creature who had drafted in on the tail of a comet and dropped off at the end of her lane.
The emperor's long beard streamed in the wind like the tail of a flaming red comet.
chemical composition of the comet
telescopic comet
The comet passed by in the twinkling of an eye.
A small fraction of the rocks blasted off Mars by asteroid or comet impacts could have reached Earth in just a few years.
Wudang taught and taught the essence of the comet sword too early, and the martial arts were unfathomable.
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