Search Results | spiral galaxy
Your search for "spiral galaxy" returned 33 results
Just How Many Galaxies Are in the Universe?
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Galaxies are large systems of stars, gas, dust and dark matter that orbits a center and is bound by gravity. Learn about the characteristics of galaxies.
Types of Galaxies: Why Galaxies Come in Different Shapes
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Galaxies are complex systems held together by gravity, but the shapes of different types of galaxies are a result of gravity along with rotation speed and time.
The Milky Way: Understanding Our Place in the Galaxy
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A look at the night sky at any time of year will reveal a faint band of light stretching across the sky -- our solar system's home, the Milky Way. How much do we really know about it?
What is the Milky Way?
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It's your home, and a colossally sized one at that. How much do you know about your galactic digs and their residence amid the yawning universe?
What is astrophotography?
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If your idea of photographing the stars has nothing to do with Hollywood, you might be interested in astrophotography -- the sky's literally the limit.
Time, Space and Everything in Between: The Astrophysics Quiz
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The field of astrophysics covers some of the biggest questions about the universe. How did it form? What will happen to it? How do solar systems form? What are stars made of? Is time travel possible? Test your smarts on astrophysics with this quiz.
Can You Pass This Difficult General Knowledge Test?
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Throughout our lives, we all learn a few facts that stick with us no matter how long we live. Do you think you know everything there is to know about all types of subjects? Then it's time to show your stuff by taking this quiz!
Researchers Find First (Potential) Planet Outside the Milky Way
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Using the Chandra X-ray Observatory, a team of scientists discovered what could very well be the first exoplanet outside the Milky Way. It's massive and might even orbit a black hole.
Where Is the Hubble Telescope and How Does It Work?
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The Hubble Space Telescope is one of the most amazing machines in orbit right now. Learn more about the Hubble Space Telescope and how it works.
10 Completely False 'Facts' Everyone Knows
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The blood in your veins is blue. Glass is a slow-moving liquid. If you touch a baby bird, its mother will abandon it. Not so fast -- if you learned any of those "facts" in school, what you learned was wrong.