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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Missions to Mars are increasing and the dream of landing a human on the red planet is no longer far-fetched — it might even happen in the next decade. So, how long does it take to get there?
Astronauts have been playing live music on the International Space Station since it's been in space. One even impressed the late, great David Bowie with his rendition of "Space Oddity."
By Mark Mancini
Humans have made it to the moon a number of times so we know how long the journey should take. But sometimes it may be much faster than that.
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Scientists at Yale are using "quantum squeezing" to reduce "noise" in their search for dark matter.
Surely you've watched tons of sunsets in your lifetime. But have you ever seen the sunset and the moonrise simultaneously? Is that even possible?
Arcturus is 113 times brighter than our sun, even though it's only a little bigger. What else should we know about this red giant?
Showering every day is likely something you take for granted. But for astronauts on the International Space Station, it's not an easy task.
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The law is the first of its kind by any nation, but how much weight it has is yet to be seen. It is perhaps just one small step to preserve human heritage in space.
Everyone's heard of the blue moon and the harvest moon, but did you know every full moon of the year has a name? What are the names and when do the moons occur?
Stars are giant nuclear fusion reactors and we wouldn't exist without them. Find out how much you know about these twinkling lights with our quiz.
Whether it's a solar eclipse, a meteor shower or the launch of the long-awaited James Webb Space Telescope, 2021 has a lot to offer.
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All of the planets in the solar system are named for Greek gods, except Earth. So where did the name come from?
By Mark Mancini
The Quadrantids are a short but powerful meteor shower that shows up in early January. How can you glimpse it?
A magnetar is a neutron star with a super-strong magnetic field. Astronomers consider them among the scariest objects in the universe, but why?
There are four others with this unusual honor. While not every other went from space to the Senate like Mark Kelly, their stories are equally as interesting.
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Until recently, Arecibo had the biggest radio telescope in the world, and its ability to detect distant signals made it a very powerful tool for studying the universe. It even starred in two movies.
You might call it a Christmas miracle. Jupiter and Saturn will align so closely they may look like a double planet. The last time we saw this was in 1226.
Late November is the perfect time to look for Orion's Belt. If you're new to stargazing, we'll show you how to find it.
NASA and other agencies have been studying artificial gravity in hopes they will someday use it to help astronauts combat the effects of weightlessness in space. How close are we to that reality?
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The annual Leonid meteor shower is back, and peaks in the early-morning hours of November 17. It's made up of tiny bits of debris from the comet Tempel-Tuttle. Here's how to see it.
He stood just 5 feet, 2 inches. But Gagarin cast an enormously long shadow in space exploration, both for his achievements and his mysterious death.
Humans have now occupied the International Space Station for 20 continuous years. What does this international cooperation say about the future of space exploration?
A distant asteroid made mostly of iron is potentially worth $10,000 quadrillion, making it many times more valuable than the global economy.
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NASA is sending astronauts to the moon as soon as 2024. And they'll have 4G cell service when they get there.
Even if you've never looked through a telescope, you've probably seen Vega, one of the brightest stars in our galaxy. In fact, thousands of years ago, Vega was our North Pole star, and will be again in the future.