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Tagged with oort-cloud astrophysics
2 questions
4
votes
1
answer
109
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Formation of a non-Sol Oort cloud with high mass planets
Based on recent developments in astronomy, pertaining to a greater degree of measurement, the mass of the Oort cloud around Sol is apparently only about 1.5 times the mass of earth, in contrast to ...
0
votes
1
answer
138
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Astronomy Olympiad Gravitation Qn
Question:
Approximately once in 5 years people on Earth can observe bright comets whose nuclei have radius about 1km. The orbits of such comets are close to parabolic. Assuming that these nuclei are ...
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