All of our solar system’s planets are lining up to parade through the night ... Read more This mind-blowing map shows Earth’s position within the vast universe Never is this more apparent than during ...

Though the planets are always “aligned,” seeing more than four in the sky is more uncommon. February’s lineup is a chance to ...

Need a new idea to keep kids entertained? Try stargazing. Free learning activities and videos about the solar system Free learning activities and videos about the solar system Free learning ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

She mapped our solar system's "alternate fate" had it housed an extra planet between Mars and Jupiter instead of the existing asteroid belt. Simpson's paper, "How might a planet between Mars and ...

Most people hear “spacecraft” and envision rockets blasting into space, but they’re often not aware of the meticulous ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

After receiving feedback from nearly 500 people about revising NOAA's Space Weather Scales, scientists continue to assess what changes need to be front and center. Scientists are proposing ways to ...

The solar system is made up of the Sun (our nearest star) and the objects that orbit around it, including planets, asteroids and comets. Planets orbit the Sun in roughly circular paths ...