The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...
The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...
Astronomy on MSN16h
Why do the solar system’s planets have different compositions?While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.
Live Science on MSN6d
An interstellar visitor may have changed the course of 4 solar system planets, study suggestsAn object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...
Astronomers have discovered extremely powerful winds pummeling the equator of WASP-127b, a giant exoplanet. Reaching speeds up to 33,000 km/h, the winds make up the fastest jet-stream of its kind ever ...
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