The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...
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An Asteroid Sample Just Changed What We Know About Life in Our Solar SystemThe OSIRIS-REx mission returned to the sample to Earth in September of 2023, and these studies show that it contains amino ...
Despite common assumptions, the disk of our Solar System is warped, and the planets travel around the Sun in slightly eccentric (or oblong) orbits. Scientists now think that a mysterious object ...
This may explain the strange properties of the orbits of our solar system's planets, which are not quite perfectly circular, and all lie on slightly different planes. NASA artist’s conception of ...
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