Does the other focus of the elliptical path of the Earth contain a mass to pull the earth back in, in retrograde?

Science & Mathematics by Anonymous 2018-07-18 20:04:34

Social Science

4 answers

Anonymous

You realize, don't you, that the outer planets only *appear* to move retrograde, and that none actually do? . .
Anonymous

No... the sun is at one focus, there's nothing at the other.
Anonymous

the second focus of all elliptical orbits is vacant. There is no pulling back
Anonymous

Nope, no mass.