Scientists Think An Ancient Interloper Once Disrupted Our Entire Solar System
When you first learned about the Solar System, you probably saw diagrams that made it look orderly, with planets arranged in circular orbits around the Sun on a flat disk. But in reality, our Solar ...
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An interstellar visitor may have changed the course of 4 solar system planets, study suggests
An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...
Interstellar Object May Have Reshaped Our Solar System's Planetary Orbits
A new study suggests that a close encounter with a massive interstellar object, possibly eight times the mass of Jupiter, may have significantly altered the orbits of the four outer planets in our ...
There's more than just gravity at work in the solar system
Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's ...
Space on MSN12d
Newly discovered super-Earth orbits in and out of its star's habitable zone. Could life survive its extreme climate?
It's the wobbling star that has betrayed the existence of HD 20794d — astronomers have not directly observed HD 20794d, nor ...
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New telescope could finally prove there is an elusive ‘Planet X’ in our solar system
This mysterious ninth planet could be found within the next ‘two years’, one expert said (Picture ... darkest reaches of the solar system could be tugging on the orbits of the Kuiper objects.