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Get to Know the Universe

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Discover stars, planets, and galaxies as you explore the solar system and the universe. 
  1. Solar System
  2. Planets
  3. Stars
  4. Deep Space Objects

Solar System

The Sun

The solar system is our local neighborhood in the Milky Way Galaxy. 

Planets

Pictures of Mars - Mars Daily Global Image

A planet is a spherical ball of rock and/or gas that orbits a star. Our solar system has 8 planets; in order of increasing average distance from the Sun: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. It also has a growing number of dwarf planets (Pluto is one!), countless numbers of comets, a flock of moons, and thousands of asteroids. 

Stars

Pictures of the Star Sirius - The Dog Star, Sirius, and its Tiny Companion

Stars are balls of mostly hydrogen and helium gas that shine extremely brightly. 

Deep Space Objects

Black Holes Pictures Gallery - Black Hole in Galaxy M87 Emits Jet of High-Speed Electrons

Learn more about nebulae, star clusters,  black holes, quasars and other deep space objects.

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