- A
protoplanet is a
large planetary embryo that
originated within a
protoplanetary disk and has
undergone internal melting to
produce a differentiated...
-
Theia (/ˈθiːə/) is a
hypothesized ancient planet in the
early Solar System which,
according to the giant-impact hypothesis,
collided with the
early Earth...
-
monoxide imaging, as well as in mid-infrared imaging, was
interpreted as a
protoplanet candidate. This
candidate would have a m**** of 0.8-11.4 MJ. Protoplanetary...
-
about direct interactions with
planetary regoliths.
Ceres is a
surviving protoplanet that
formed 4.56 billion
years ago;
alongside Pallas and Vesta, one of...
-
through mutual gravity,
enormously aiding further growth into moon-sized
protoplanets.
Smaller bodies must
instead rely on
Brownian motion or
turbulence to...
- AU, and
again from 13 AU out to a few
hundred AU, with
evidence for a
protoplanet forming at a
distance of
around 47 AU.
Estimated to be less than 10 million...
-
asteroid to have been discovered,
after Ceres, and is a
likely remnant protoplanet. Like Ceres, it is
believed to have a
mineral composition similar to...
- may be many
protoplanets orbiting the star or each other, but over time many will collide,
either to form a larger,
combined protoplanet or
release material...
- the m**** of the
asteroid belt.
Vesta is the only
known remaining rocky protoplanet (with a
differentiated interior) of the kind that
formed the terrestrial...
-
Sahara Desert in Algeria. It is
believed to be a
fragment of a
chondritic protoplanet that is over 4.566
billion years old, and is
believed to be the oldest...
