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The universe's water is billions of years older than scientists thought — and may be nearly as old as the Big Bang itself
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Saucer-like 'Winnebago' space capsule lands in Australia — marking 1st for commercial space industry
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Space photo of the week: James Webb telescope shocks scientists with image of ancient galaxy roaring back to life
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Jaw-dropping NASA image reveals a dying star at the heart of the Helix Nebula — and it may have just murdered a planet
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Has the sun already passed solar maximum?
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James Webb telescope takes emergency look at 'city-killer' asteroid 2024 YR4 ahead of close encounter in 2032
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NASA's daredevil solar spacecraft survives 2nd close flyby of our sun
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Full moons of 2025: When is the next full moon?
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Gaia telescope retires: Scientists bid farewell to 'the discovery machine of the decade' that mapped 2 billion Milky Way stars
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NASA's SPHEREx telescope 'opens its eyes on the universe', taking stunning debut image of 100,000 galaxies and stars
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Jaw-dropping NASA image reveals a dying star at the heart of the Helix Nebula — and it may have just murdered a planet
-
Has the sun already passed solar maximum?
-
James Webb telescope takes emergency look at 'city-killer' asteroid 2024 YR4 ahead of close encounter in 2032
-
NASA's daredevil solar spacecraft survives 2nd close flyby of our sun
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Full moons of 2025: When is the next full moon?
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Gaia telescope retires: Scientists bid farewell to 'the discovery machine of the decade' that mapped 2 billion Milky Way stars
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Watch eerie 'UFOs' and a solar 'cyclone' take shape in stunning new ESA video of the sun
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Black holes can destroy planets — but they can also lead us to thriving alien worlds. Here's how.
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See spectacular photos from Saturday's partial solar eclipse
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Intelligent aliens would need a power supply to jump-start their civilization — would they require fossil fuels?
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QuizExtraterrestrials quiz: Are you an alien expert, or has your brain been abducted?
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If life can exist in your stomach, it can exist on Mars. Here's what it might look like.
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'Perhaps it's only a matter of time': Intelligent life may be much more likely than first thought, new model suggests
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The existence of intelligent aliens is 'highly likely' — and they could await in our own galaxy
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Did people report seeing UFOs before the 20th century?
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Alien life may look nothing like life on Earth — so how should we go about looking for it?
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12 strange reasons humans haven't found alien life yet
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'It's hard not to believe he saw something': Historian Greg Eghigian on how UFOs took over the world
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NASA's SPHEREx telescope 'opens its eyes on the universe', taking stunning debut image of 100,000 galaxies and stars
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'A notch above a gimmick': Experts question scientific merit of billionaire's Fram2 'space adventure' around Earth's poles
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China now has a 'kill mesh' in orbit, Space Force vice chief says
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Dying SpaceX rocket triggers giant spiral of light above UK and Europe during secret mission
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NASA astronauts Suni Williams and Butch Wilmore spent 286 days stuck in space — is that a new record?
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Futuristic, 'alien-like' nuclear fusion rockets developed in total secret could revolutionize space travel — if they actually work
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NASA reveals a sunset on the moon in high definition for the 1st time
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NASA astronauts Suni Williams and Butch Wilmore were carried away on stretchers after return from space. Here's why that's normal.
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'Welcome home!': NASA astronauts who spent 9 months in orbit finally back on Earth
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NASA's SPHEREx telescope 'opens its eyes on the universe', taking stunning debut image of 100,000 galaxies and stars
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'A notch above a gimmick': Experts question scientific merit of billionaire's Fram2 'space adventure' around Earth's poles
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Best smart telescopes 2025: The latest technology for exploring the universe
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