query: In the heliocentric model of planetary motion, is Sun assumed to be stationary at the center?
positive_passages.docid: 110067
positive_passages.text: Are planets actually moving in elliptical orbits around the Sun or do they move in circular orbits around their center of mass?
negative_passages.docid: 34974
negative_passages.text: How do we know that the motion of the particle in an central force field lies on a plane?
negative_passages.docid: 136948
negative_passages.text: Why is the center of mass frame always used in rigid body dynamics?
negative_passages.docid: 102572
negative_passages.text: Is the orbit of the planets around the Sun chaotic?
negative_passages.docid: 132194
negative_passages.text: Is rotational motion relative to space?
negative_passages.docid: 133388
negative_passages.text: Why centrifugal force (not centripetal force) is considered while deriving the effect of rotation of Earth on "g"?
negative_passages.docid: 51738
negative_passages.text: How do the Planets and Sun get their initial spin?
negative_passages.docid: 69115
negative_passages.text: Imaginary line on the Earth is straight or not?
negative_passages.docid: 93067
negative_passages.text: Why is the center of mass the pivot of rotation?
negative_passages.docid: 37062
negative_passages.text: Would it matter if the Earth rotated clockwise?
negative_passages.docid: 146782
negative_passages.text: Why is the period of rotation the same for two stars orbiting the same centre?
negative_passages.docid: 7900
negative_passages.text: How can orbitals be oriented if the nucleus is symmetrical?
negative_passages.docid: 111445
negative_passages.text: Why is a proton assumed to be always at the center while applying the Schrödinger equation?
negative_passages.docid: 108452
negative_passages.text: When is an "ARIMA process" stationary?
negative_passages.docid: 35203
negative_passages.text: Why does the Moon not revolve around the Sun directly?
negative_passages.docid: 80240
negative_passages.text: What would become of the earth's orbit if half of the sun's mass were suddenly to disappear?
negative_passages.docid: 90391
negative_passages.text: Is centripetal acceleration mandatory for circular motion?