Poyasnenie: Eta trek, napominayushii po forme morkovku, v deistvitel'nosti chut' bol'she millimetra v dlinu. Eto sled meteornoi chasticy, ostavlennyi v special'noi vysoko-tehnologichnoi srede, nazyvaemoi aerogelem. Emkost' s aerogelem eksponiruetsya v otkrytom kosmose na bortu kosmicheskogo apparata EURECA (European Recoverable Carrier), zapushennom s borta shattla. Podobno chasticam nablyudaemogo seichas meteornogo potoka Leonid, eto meteoroid imeet v poperechnike okolo chetverti millimetra. Otchetlivo vidna tochka, chut' dal'she pravogo konca "morkovi", gde chastica prishla v sostoyanie pokoya. Analiz himicheskogo sostava mezhplanetnyh pylinok, podobnyh etoi, govorit, chto nekotorye iz nih mogut byt' chasticami komet, a, znachit, predstavlyayut soboi obrazcy veshestva, ostavshegosya s rannih stadii formirovaniya Solnechnoi sistemy.
Authors & editors:
Robert Nemiroff
(MTU) &
Jerry Bonnell
(USRA)
NASA Web Site Statements, Warnings,
and Disclaimers
NASA Official: Jay Norris.
Specific
rights apply.
A service of:
LHEA at
NASA /
GSFC
& Michigan Tech. U.
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Publikacii s klyuchevymi slovami:
comet - komety - dust - aerogel - Mezhplanetnaya pyl' - Meteor - Meteoroid - meteorit
Publikacii so slovami: comet - komety - dust - aerogel - Mezhplanetnaya pyl' - Meteor - Meteoroid - meteorit | |
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