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Stars, Planets, and Galaxies

Discover stars, planets, and galaxies as you explore the solar system and the universe. Find solar system and deep space information, news, and pictures of celestial objects. Explore planets, stars, black holes, quasars, nebulae, galaxies  other deep sky celestial objects. 
  1. Solar System (142)
  2. Deep Space & Stars (107)

A Quick Tour of Jupiter's Moons
A quick tour of the planet Jupiter's four largest moons: Io, Europa, Callisto, and Ganymede.

Top 10 Cool Things for Skygazers and their Kids
A top ten list of things to look at in the night sky throughout the year for both northern and southern hemisphere stargazers.

Water on Mars
A look at why planetary scientists are interested in finding water on Mars and other system bodies.

Explore the Oort Cloud:
Ever wondered where comets come from? Where newly discovered outer solar system worlds are? This article explores the Oort Cloud and Kuiper Belt regions that host them.

That Star's Going to Blow Up!
There's a huge star about to explode in the Southern Hemisphere Skies. Find out what will happen to Eta Carinae when it does!

Light and Astronomy

Our Galaxy's Magnetic Fingerprint

The New Solar System

From the Desert to the Cosmos
A general overview of the Very Large Array radio telescope installation in New Mexico in the United States, and the radio astronomy science it performs.

Would YOU Go to Mars?
A quick look at the Mars One mission plan to send colonists on a one-way trip to Mars in the next decade or two.

The Language of Astronomy
The first in a series of discussions about the language that astronomers and space scientists use.

Five Fascinating Short Stories from Big Astronomy
A look at five current research areas in astronomy and recent results.

Seasonal Stargazing: what to look for in June
A brief, illustrated guide to stargazing for skygazers this season.

Stargazing in Scorpius
This is a beginner's guide to the constellation Scorpius. It is meant to help beginning astronomers find the star pattern and a few of its deep-sky objects.

Dark Matter 2014

Curious about Planet Mars?

Crux: the Most Famous Southern Constellation
A tour of the Southern Hemisphere's most famous constellation: Crux, the Southern Cross.

Some Thoughts about Stargazing

Skygazing in July
A short guide to stargazing for the month of July 2014

Visiting Vulcan's Star
A look at the science fiction planet Vulcan and its real-life parent star, 40 Eridani A.

Alpha Centauri: Gateway to the Stars
A trip to Alpha Centauri

What Were the First Stars Like?

 A look at the earliest stars to form in the universe.

Exploring Around Antares
Introducing the star Antares, in the constellation Scorpius.

Explore a Celestial Triangle
The Summer Triangle is an easy-to-find destination in the night sky from summer through late autumn.

The Pale Blue Dot
How our solar system looks from deep space.

Titan: Saturn's Most "Earth-like" Moon
A first look at Titan from the Cassini Mission.

Want to Find Life? Study a Sunset!
A look at Titan and how sunsets there help astronomers understand distant planet atmospheres.

Alien Contact: Are Humans Ready?
Sending messages to aliens might get an answer. Are we ready?

A Black Hole Cannibal at the Heart of the Milky Way
Our galaxy's central black hole gives hints about how supermassive black holes grow.

The Latest from Enceladus

Saturn May Have a New Moon
A look at the most recent discovery at Saturn: the possible formation of a new moon.

Share The Sky With Others
A look at six groups involved in space science and astronomy education and science advocacy.

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