... of the synodic period of Mars, its orbital period as seen from the orbitingEarth ... is to the Sun, the faster it completes its orbit, and Earth is closer than Mars ...
... As an approximation assume that the orbits of Earth and Mars are both circles in the ... The radius of the Earth's orbit, denoted by r 1 , is close to 150,000,000 kilometers ...
... where for a satellite orbitingEarth at distance of one Earth radius R E , the ... The velocity for a circular Earthorbit at any other distance r is similarly ... This is Kepler's 3rd law , for the special case of circular orbits around Earth. ...
... Sun in a circle smaller than the Earth's orbit will always have a shorter period and ... needs a high velocity: 8 km/s to enter low Earthorbit, 11.2 km/s to escape Earth ...
... break loose from the Earth's gravity and enter an orbit around the Sun, like that of ... going around the Sun in an orbit smaller than the Earth's will soon overtake it and ...
... orbit extends from just inside Earth's orbit to the main asteroid belt between Mars ... to the plane of the Earth's orbit than any known Earth-orbit-crossing asteroid ...
... The velocity required for a low Earthorbit is derived, and a practical formula is obtained for the orbital period in a ... A simple formula for the orbital period in a circular Earthorbit of given radius. ...
... There are now more than 150 asteroids known that come nearer to the Sun than the outermost point of Earth's orbit. ... to 6-mile) class, 15 of them in short-period orbits that pass inside Earth's orbit, and an unknown number of long-period comets ...
... The velocity for a circular Earthorbit at any other distance r is similarly calculated, but one must take into account that ... This is Kepler's 3rd law , for the special case of circular orbits around Earth. ...
... The velocity required for a low Earthorbit is derived, and a practical formula is obtained for the orbital period in a ... A simple formula for the orbital period in a circular Earthorbit of given radius. ...