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Your search for "terrestrial planet" returned 95 results
Which Planets Are Considered 'Earth-like' and Why?
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Exoplanets are planets that orbit stars other than our sun. Read about exoplanets and find out how scientists are searching for exoplanets with life.
Neptune: An Ice Giant With Diamond Rain
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Neptune is the eighth planet from the sun and one of the coldest. Its supersonic winds are also the fastest in the solar system.
Can You Answer These Basic Questions About the Solar System?
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This quiz is out of this world. Are you ready to find out how much you really know about the Solar System? Will you be a shining star or crash down to earth?
Jupiter: Anatomy of a Gas Giant
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Jupiter is the largest planet in the solar system. Big as this gas giant is though, next to the sun, it's still small.
Earth: A Primer on the Third Rock From the Sun
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Earth is an enormous and extremely complex planet. Learn about the inner workings of the planet Earth and find out what forces are constantly at work on Earth.
A Comprehensive Guide to the Layers of the Earth
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Delve into the Earth's layers: crust, mantle, outer core, and inner core. Discover the secrets beneath our feet and the dynamic processes at play.
What are the odds there is life in outer space?
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Are we alone? Jodie Foster's character in "Contact" didn't think so, and neither do the scientists who've been listening for an extraterrestrial message for decades.
Gliese 581c: The First 'Earth-like' Planet Found
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Gliese 581c was one of the first "Earth-like" planets found, back in 2007. It generated a lot of excitement then but what about now?
Venus: Earth's Blazing-hot and Bizarre Twin
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The atmosphere is crushing on Venus, and it's so hot lead would melt. But the planet still has a lot in common with Earth. We'll explain.
The Mars Quiz
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Mars: There's been a lot of misinformation and myth-making about our nearest neighbor in the Solar System. Can you sort out the truth from the sci-fi? Try it now with our quiz!