... flux from the Oort cloud with absolute magnitudes H10 10^4 au is approximately 1 comet per year, our calculations imply a present Oort cloud population of ~5 x 10^11 comets with H10 1000 au) is more than an order of magnitude higher per unit perihelion ...
... Leonid meteors, or shooting stars, are produced by debris from comet Tempel-Tuttle ... The comet swings past the Sun every 33.2 years, and during each close approach emits ...
... Apr 2004 18:47:41 EDT Subject: Sunspot, Comets, AGM, Rocks Around The North Hi all ... Comet Bradfield (C2004/F4 (Bradfield) is the full title) has now almost disappeared ...
... Faulkes Telescope Observations . Asteroids and Comets. ... objects (NEOs) such as asteroids and comets by controlling the Faulkes telescopes in ... of the objects we observed included asteroids, comets , a virtual impactor and an ...
... From: TerryMosel@aol.com Date: Mon, 27 Jan 2003 14:25:45 EST Subject: Two comets, one in SOHO Hi all, Two nice comets are now visible, one however only in SOHO! ...
... In this context "dust trail theory" refers to the fact that the set of meteoroids released from a parent comet during a single perihelion return stretch out into a dense, narrow dust trail during their early orbital evolution. ...
... Next: Stealth Comets Up: W.M. Napier Previous: W.M. Napier Contents . ... When a comet strikes the surface of a body like Earth, Moon or Mars at high speed ... and so be incorporated into the planets and comets forming within the star systems ...
... of the 1965 (1-rev) trail, and meteors in the `traditional' Leonid peak associated with the orbital plane of the comet (the point where the comet passed through the ecliptic in 1998 is shown by a green X in the above diagram ), will, if they are visible ...