SPACE EXPLORATION

Space exploration is a broad topic covering many facets of deep-space and planetary science. Learn about space probes, Mars Rovers, SETI and other out-of-this-world subjects.
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How Voyager Works

The Voyager space probes took dazzling pictures of planets no one had ever seen. And they're still on the move, carrying golden records with a message for aliens -- complete with bagpipes and Louis Armstrong.

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  • 10 Major Players in the Private Sector Space Race

    10 Major Players in the Private Sector Space Race

    Sure, the shuttles may be sitting around in museums now, but our journey to space is far from over. Get ready to meet some serious contenders in the new space race. See more »

  • 10 Reasons Why Space Exploration Matters to You

    10 Reasons Why Space Exploration Matters to You

    Yes, we have some amazing inventions thanks to space exploration, and we're curious about life on other planets. But the cosmos also touches a deeper part of our psyches. See more »

  • 10 Remarkable Exoplanets

    10 Remarkable Exoplanets

    There's a lot more out there than our measly solar system, and astronomers are becoming more adept at finding those worlds all the time. Here are 10 of their coolest discoveries. See more »

  • 10 Signs China Is Serious About Space

    10 Signs China Is Serious About Space

    Blasting off from the shoulders of giants, China is slowly but steadily getting ready to conquer the next frontier: space. Here are 10 reasons why we're convinced it really might happen. See more »

  • 10 Space Landmarks We'd Like to Visit

    10 Space Landmarks We'd Like to Visit

    Fling away your Fodor's! Toss your TripAdvisor! We have the only guided tour of outer space you'll need -- a foray into the final frontier so ambitious it will make the Voyager probes' Grand Tours look like daytrips. See more »

  • 10 Ways Space Is Trying to Kill You

    10 Ways Space Is Trying to Kill You

    Those eager beavers who want to sign up for the one-way ticket to Mars had better read this first. You might appreciate how special – and rare – life on Earth really is! See more »

  • 5 Post-shuttle NASA Programs

    5 Post-shuttle NASA Programs

    By the time space shuttle Atlantis touched down after its final voyage in July 2011, a major shift in strategy for space exploration was already under way. What are NASA's newest programs? See more »

  • 5 Tiny Countries With Big Space Dreams

    5 Tiny Countries With Big Space Dreams

    Do you know what that spacecraft is? It's one of the old Soviet space shuttles, and it never would have gotten built without the help of one the tiny countries on our list. Can you guess which one? See more »

  • Are there other universes like ours out there?

    Are there other universes like ours out there?

    Comic books have happily subscribed to the theory of multiple universes for decades. After all, how else could flying and leaping versions of Superman exist at the same time? In the real world, things are a little different. See more »

  • Are we all Martians?

    Are we all Martians?

    You probably self-identify as an Earthling, right? What if we told you that a few seed-bearing meteorites from Mars may have changed that little fact? See more »

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