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5 votes
1 answer
9k views

To several decimal places, how many days are in one year?

18 votes
6 answers
12k views

Moon's orbit around the Sun

8 votes
4 answers
2k views

Units for orbital period and gravitational constant

3 votes
0 answers
97 views

Kepler to Cartesian and Cartesian to Kepler inaccuracies

1 vote
2 answers
110 views

Determining the speed of meteor

1 vote
0 answers
107 views

Determining Time Based on Arc Seconds

1 vote
1 answer
83 views

Traveling constantly towards West. That is clockwise

2 votes
1 answer
136 views

International dateline

1 vote
1 answer
81 views

calculating apogee and perigee for moon and sun

1 vote
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33 views

On the relationship between semi-major axis and the Longitude of the Ascending Node

8 votes
1 answer
303 views

Orbital resonance and the precession of the periapsis

6 votes
2 answers
2k views

Are there stars that orbit other stars, such that the barycenter is inside one of them?

13 votes
1 answer
639 views

Are there mascons on Ganymede similar to the ones on the Moon? And if so, how will that impact JUICE when it orbits over Ganymede?

50 votes
3 answers
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Is it possible to achieve a stable "selenostationary" orbit around the Moon?

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