The sidereal period of the Moon is the time needed for it to return to the same position against the background of stars. The Moon appears to move completely around the celestial sphere once …

Question: A planet is discovered orbiting around a star in the galaxy Andromeda at the same distance from the star as Earth is from the Sun. If that star has four times the mass of our Sun, …

5. In an eclipsing spectroscopic binary, the maximal radial velocities measured for the two components are 20 km s−1 and 5 km s−1 . The orbit is circular, and the orbital period is P = 5 …

Calculate the orbital period of the Hubble Space Telescope (assume a circular orbit). Give you answer in units of minutes to an accuracy of ±4 minutes. The Hubble Space Telescope orbits …

The dwarf planet Pluto has an elliptical orbit with a semi-major axis of 5.91×1012 m and eccentricity 0.249. Calculate Pluto's orbital period. Express your answer in seconds. Calculate …

Say an asteroid is discovered that is on average of 3 AU from the Sun. Which of the following best approximates the orbital period of this asteroid? (Kepler's 3rd law) Stars X, Y, and Z have …

An asteroid is a rocky body in space which may be only a few hundred feet wide or it may be several hundred miles wide.

Question: Kepler's Third Law in the table below we have provided the orbital distances, orbital periods, and masses for the six planets closest to the Sun. Planet Orbital Period (in years) …

At what average distances (in AU) from the Sun would you expect to find Kirkwood gaps where the orbital period of asteroids are respectively two-fifths, and three-eighths, of the orbital …

a) Calculate the orbital radius of Pluto in AU if its orbital period is 248 Earth years. sing kepler's thed law. As mym, so formula, we can write. nemam acbital radius (for circulac ochit] Nou T = …