6 planets to align in night sky

Stargazers will be treated to a dazzling six-planet "alignment" this January.
A new study claims it is possible an "alien visitor" could have warped our solar system during its earliest years.
Six of our cosmic neighbors are expected to line up across the night sky tonight, in what has been dubbed a "planetary parade ...
When you first learned about the Solar System, you probably saw diagrams that made it look orderly, with planets arranged in ...
An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...
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 ...
Astronomers have discovered extremely powerful winds pummeling the equator of WASP-127b, a giant exoplanet. Reaching speeds ...
The six planets were visible in the days immediately leading up to Jan. 21, and for about four weeks afterward. Mars, Venus, ...