adjective. of or relating to or resembling a comet.
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English edit. Etymology edit · comet + -ary. Adjective edit. cometary (not comparable). (astronomy) relating to comets. Derived terms edit.
Comet
Near-earth object classification
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A comet is an icy, small Solar System body that warms and begins to release gases when passing close to the Sun, a process called outgassing. This produces an extended, gravitationally unbound atmosphere or coma surrounding the nucleus, and... Wikipedia
Apr 17, 2024 · In a regime of low plasma densities (typical of cometary environments) the effects of collisions and dust charge fluctuations are negligible.
A celestial body, observed only in that part of its orbit that is relatively close to the sun, having a head consisting of a solid nucleus surrounded by a ...
a celestial body that travels around the sun, usually in a highly elliptical orbit: thought to consist of a solid frozen nucleus part of which vaporizes on ...
Jul 13, 2021 · Proponents of a theory called cometary panspermia argue that the speed at which life emerged on Earth, combined with the exceedingly long odds ...
A cometary nucleus is composed of rock, dust, and frozen gases. When heated by the Sun, the gases sublime and produce an atmosphere surrounding the nucleus ...
Etymons: comet n., ‑ary suffix1. See etymology ...
Cometary Science. Comets are thought to represent the most pristine samples of material left over from the formation of the solar system. Thus, their ...
cometary: Of or pertaining to a comet or comets; of the nature of a comet.