which of these planets was the first to be predicted before it was discovered
A Saturn
B Uranus
C Neptune
D Pluto
which planet was discovered as a result of detailed prediction using newtonian gravitational theory?
A Pluto
B Saturn
C chiron
D Neptune
Neptune was discovered
A by analyzing the deviations from a elliptical orbit shown by Uranus
B accidentally, while searching for comets
C independently by astronomers in the U.S. and great britain
D by Clyde Tombaugh
the first planet which was discovered primarily due to a mathematical calculation as to its position
A Pluto
B Uranus
C Neptune
D Saturn
the planet that is farthest from the sun is right now
A Pluto
B Neptune
C chiron
D Uranus
Return to Table of Contents Neptune's Moons
which moon has the most eccentric orbit we know of in the solar system?
A titania
B Oberon
C Io
D nereid
Neptune's satellite triton is unusual in that
A it is the only large moon in the solar system with a very elongated orbit
B it orbits Neptune "backwards," opposite to the sense of Neptune's orbit around the sun
C it is the only moon whose existence was predicted before discovery
D more than one of the above
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