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.
The Zoo Hypothesis: Are Aliens Watching Us Like Animals in a Zoo?
Communicating With Aliens Is Hard. Communicating With Alien AI Could Be Harder
UFOs and the Government
What's the Brightest Star in the Sky? Depends on the Season
The Largest Star in the Universe Is 1,700x Bigger Than Our Sun
What Is a Harvest Moon?
What Is a White Hole? Does the Cosmic Phenomenon Exist?
10 Best Ideas for Interplanetary Communication
How can the moon generate electricity?
What Really Happened to Yuri Gagarin, the First Man in Space?
Apollo 11 One Giant Leap For Mankind
What is it like to sleep in space?
The Fastest Fictional Spaceships
10 Fictional Spacecraft We Wish Were Real
How Lunar Rovers Work
Learn More / Page 3
NASA's Mars rover Opportunity's last words were: "My battery is low and it's getting dark."
It's not just NASA pros staring into the night sky. Lots of skilled amateurs are out there pointing their telescopes into the great beyond. But can the average space enthusiast actually make a critical discovery?
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. Here are 10 reasons space exploration matters to you.
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The history of space exploration is full of firsts: first animal in space, first human on the moon, first probe to reach mars. But as they say, you've got to look before you leap. So what was the first telescope launched into space?
If you consider throwing down a welcome mat on the porch of the International Space Station the same as living "elsewhere," then yes. But what about the moon and destinations beyond?
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.