"we can trigger follow-up observations to rule out other possibilities. Astronomers are in fact amazingly good at finding even much lighter objects in our solar system, such as small asteroids ...
Live Science on MSN12d
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 ...
An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar ... been to figure out how the orbits ...
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