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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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.
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.
The Quadrantids are a short but powerful meteor shower that shows up in early January. How can you glimpse it?
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.
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.
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?
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.
A distant asteroid made mostly of iron is potentially worth $10,000 quadrillion, making it many times more valuable than the global economy.
Every autumn, Earth passes through a stream of debris left by Halley's comet, resulting in nighttime meteor showers in mid-October. The best time this year is Oct. 20-21.
When you think about space travel, you probably don't take the time to wonder how astronauts go to the bathroom. However, the annals of aeronautic history abound with space bathroom tales. Here are 10 of our favorites.
By Stephanie Watson
Star-gazers gasped when they saw how much Betelgeuse dimmed in 2019 and the reason wasn't clear. Even though it's back up to full strength, how long will it be before it explodes? We haven't seen a supernova in over 400 years.
For decades Bob Lazar talked about a mysterious element 115 that supposedly could power alien spacecraft. People thought he was a nut but scientists discovered element 115 in 2003. Was there any connection?
Other companies, like Amazon and Telesat, are planning to emulate StarLink's model, meaning there could soon be as many as 50,000 satellites, mostly for the purpose of internet service, floating around in space.
It's a celestial gift in the middle of August. Just look up for a spectacular sight.
The Perseverance rover will explore Mars' Jezero Crater, gathering rock samples which may prove that life once existed on the red planet.