Space
Explore the vast reaches of space and mankind's continuing efforts to conquer the stars, including theories such as the Big Bang, the International Space Station, plus what the future holds for space travel and exploration.
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Rovers are getting some practice hunting for microbes here on Earth before they head to Mars in 2020.
We know space is awash in ultraviolet radiation. So how are astronauts protected from all those UV rays?
By Mark Mancini
Scientists are continually discovering more moons orbiting the outer planets, particularly Saturn and Jupiter. Just how many moons does Jupiter have?
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It's a celestial gift in the middle of August. Just look up for a spectacular sight.
Since it launched Aug. 12, 2018, NASA's Parker Solar Probe has made 11 of the 24 planned approaches with the sun, analyzing the massive star's solar wind and magnetic fields. But just how close will it get to our solar system's massive star?
By Mark Mancini
Visionaries have proposed various ways to get into space without using large rockets for propulsion, such as building a space elevator or harnessing magnetic levitation.
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Jupiter has been notoriously bad about revealing any water deep in its thick atmosphere. That's changing though.
This stellar noodle is the strongest material in the cosmos!
Back in 2006, the International Astronomical Union decided to demote Pluto to the status of a dwarf planet. A historical study challenges that designation.
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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.
Our knowledge of space changes all the time as new discoveries are made. But some ideas about the universe have never really held water - including the one that everything is made of frozen H2O.
It's not uncommon for planets to wander alone through the universe like big, sullen teenagers. But how do they end up flying solo, and could they still harbor life?
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?
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Whether we head there to mine some helium-3 or take the first steps in expanding humanity's reach into the solar system, we want to go to the moon -- permanently. When's that going to happen?
By Robert Lamb
The occasional sunspot can interrupt communications here on Earth. But major solar flares have the potential to cause more havoc. Could a flare-up wipe out all our electronics?
Scientists have discovered the existence of water on both our moon and on Mars. Both findings are significant, but what do they mean? Can we use this information to our advantage for space exploration?
By Josh Briggs
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?
By Robert Lamb
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How are stars formed? In this article we'll explain stars and learn how stars are formed.
Stars are enormous celestial bodies hot enough to register millions of degrees. They're fascinating scientific phenomena, but is it actually possible for scientists to create them?
Will this groundbreaking clock revolutionize space travel? NASA is banking on it.
By Mark Mancini
Everyone's heard of the blue moon and the harvest moon, but every other full moon of the year has a name, too. What are their names, and when do these moons occur?
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And one of the exoplanets in the Teegarden star system could have a temperature range between 32 and 122 degrees Fahrenheit.
