How many times does the earth orbit the sun every year? A star has a mass of 2.0 x 1036 kg and is a sphere with a radius of 7.0 x 105 km. What is the density of the star in g/cm3? What is the total mass of silicon in the crust of the earth? Assume that the radius of th...
The diameters of stars range from several hundreds of millions of kilometers forsupergiantsthrough about one million km for the Sun down to a few thousand km forwhite dwarfsand about ten km forneutron stars. For convenience the diameter or radius is usually expressed in terms of the Sun's ...
(1982).In particular, this comparison has led to an explanation of theperiodical term noted by D´ ebarbat (1982); this proves to be a ctitious term related to the fact that the secular change in theeccentricity of the Earth’s orbit produced by planetary actionhad not been taken into...
aIts average distance from the Sun is about 36 million mi (58 million km), but its highly elliptical orbit carries it 7.5 million mi (12 million km) nearer to and farther from the Sun. It is the second-smallest major planet (after Pluto), having a diameter of about 3,030 mi (4,88...
Calculate the period of revolution of the neptune around the sun, given that diameter of its orbit is 30 times the diameter of the earth's orbit around the sun. Assume both the orbits to he circular. View Solution The second Bohr orbit energy of the hydrogen atom is −328kJ mol−1....
matter of perspective and characterization. You can look at the Solar System’s diameter as ending at the aphelion of the orbit of the farthest planet, the edge of the heliosphere, or ending at the farthest observable object. To cover all of the objective bases, we will look at all three...
Size and Distance:With an estimated initial mass of 25 times that of the Sun, WOH G64 spans between 1,540 and 2,575 times the Sun's radius, and it resides at a distance of 160,000 light years from Earth. Variable Nature:WOH G64 exhibits variability, with its visual brightness fluctuat...
Neptune, third most massive planet in the solar system and the eighth and outermost planet from the Sun. Neptune has 14 moons, only two of which were discovered before Voyager 2’s visit in 1989, and a system of rings, which were unconfirmed before Voyag