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 ...
All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...
Further simulations on flybys into the inner Solar System revealed one of our own planets might be flung out of the ballpark ...
An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...
A new study suggests that a planet-sized object may have passed through the solar system billions of years ago.
Genesis data is now producing high impact science in cosmochemistry, solar physics, coronal mass ejections, and space ...