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already gone through:
planetesimals combine to form a protoplanet, and
protoplanets continue to grow (faster than
planetesimals).
Accretion (astrophysics)...
-
formation of
planetesimals is the
biggest unsolved problem in the
nebular disk model. How 1 cm
sized particles coalesce into 1 km
planetesimals is a mystery...
-
would cool and
condense into
numerous small bodies that they
termed planetesimals and a few
larger protoplanets.
Their theory proposed that as
these objects...
- formation, m****ive
protoplanets and
planetesimals gravitationally interact in a
chaotic manner causing many
planetesimals to be
thrown into new orbits. This...
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accelerates the
growth of the
particles into boulder-sized
planetesimals. The more m****ive
planetesimals accrete some
smaller ones,
while others shatter in collisions...
-
called the Öpik–Oort cloud, is
theorized to be a vast
cloud of icy
planetesimals surrounding the Sun at
distances ranging from 2,000 to 200,000 AU (0...
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additional Earth satellites orbiting independently or as
lunar trojans,
planetesimals left over from the
formations of the
terrestrial planets,
Earth or Venus...
-
these planetesimal encounters shift (migrate) the
orbits of the
planets by
significant amounts. This
process continues until the
planetesimals interact...
- planets, and, indeed, a
large number of
planetesimals formed there. As with the terrestrials,
planetesimals in this
region later coalesced and formed...
- The
Transiting Planets and
Planetesimals Small Telescope (TRAPPIST) is the
corporate name for a pair of
Belgian optic robotic telescopes. TRAPPIST–South...