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 ...
An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...
A new study claims it is possible an "alien visitor" could have warped our solar system during its earliest years.
The planet—the brightest object in the solar system after the sun and moon ... Venus appears to have an eight-year cycle in which it orbits the sun 13 times. This current apparition of Venus ...
When you first learned about the Solar System, you probably saw diagrams that made it look orderly, with planets arranged in ...
Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's ...
A massive interstellar object passing through our solar system during its formative years likely altered the orbits of planets into trajectories observed today, a new study says. Interactions with ...
While most models of solar system formation predict perfectly circular and coplanar orbits for the planets, reality presents a slightly different picture. Successful Simulations: Approximately 1% ...