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17 votes
4 answers
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What is the shape of orbit assuming gravity does not depend on distance?

We know that the orbit of the earth is elliptical considering the force of gravity is inversely proportional to the square of the distance. But assume that, gravity does not depend on distance. ...
Arafat's user avatar
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-1 votes
1 answer
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If 16 million kilometers were added to Earth's semi-major axis, what measurable effect would there be on Mars' orbit?

I have some education in astronomy, but nothing extensive in astrophysics. I can follow mathematical procedure with assistance. Procedural responses are most welcome!
JM Yaden's user avatar
  • 171