... What is the job of the Cassini probe? . Lots of questions about comets and stars! ... November 10, 1996) . What is the latest star to be discovered? (November 13, 1996) . ... What is going on with Olbers' paradox and the missing mass problem? ...
... The Moon is a lot less massive than the Earth, and so its gravity is correspondingly ... The Moon has about 1/80 the mass of the Earth. ... gravity just balances, you'll find that it goes as the square root of the mass ratio ...
... barely see that what I was looking at was not a star, since it had a tiny, tiny disk ... Many stars are blue , but not this color I saw in my eyepiece! ... billion kilometers away, Neptune, the last massive guardian between the warm fires ...
... all familiar with the solar system: one star -- the Sun -- in the center, 4 inner ... The Moon is about 1% the mass of EL61, and takes 49 days to orbit it. ... moons, but this means we can calculate the mass (again, with Isaac Newton's help ...
... poor primitive computer could barely work out the number, but I was shocked to find out it was less than the mass of the Moon ... My vision of planets circling a nearby star were dashed. ...
... 2003, and Jupiter failing to turn into a star in September, I knew the next piece o ... the astronomical objects, you get a Star of David (the picture displayed here shows ...
... that, the amount of which depends on the mass of the rock and the amount of gravity ... takes place in New York City, we see a shot of the sky, which is filled with stars ...
... He is observing the stars Mizar and Alcor through his telescope, situated right next ... Good: Mizar and Alcor are real stars. ... Mizar is the relatively bright star in the kink in the handle of the Big Dipper in ...
... and one of them asks her the difference between a black hole and a neutron star ... Neutron stars have a magnetic field so intense that gamma rays cannot escape. ... rays have been detected from it, and neutron stars do have intense magnetic fields ...