NASA X-ray spacecraft reveals secrets of a powerful, spinning neutron star

Colossal Eruption Carves ‘Canyon of Fire’ Onto the Sun’s Surface

'Ice cube' clouds discovered at the galaxy's center shouldn't exist — and they hint at a recent black hole explosion

Astronomers Discover Potential Dwarf Planet Lurking Way Beyond Pluto

Astronomers capture birth of planets around baby sun outside our solar system

Northern Lights Forecast: These Eight States Could See The Aurora Borealis Tonight

But Wait: More Used Satellite Bargains At NASA

Astronomers discover a cosmic 'fossil' at the edge of our solar system. Is this bad news for 'Planet 9'?

Antarctica’s Vast River Networks Revealed Under Thick Ice

'Beautifully preserved' ice age horse skull unearthed in Yukon mine

Behold, 'The Beast': Gigantic animal-like plasma plume 13 times wider than Earth hovers over the sun

Astronomers Discover Rare Object in Perfect Sync with Neptune’s Orbit

Astronomer Says the Object Approaching Us From Beyond the Solar System Is Not What We Think

New Clue to How Matter Outlasted Antimatter at the Big Bang Is Found

NASA Sees Key Progress on Starlab Commercial Space Station

Scientists discover long-lost giant rivers that flowed across Antarctica up to 80 million years ago

Stargazers' delight: When and where to view July's major meteor showers.

Astronomers detect most massive black hole collision to date

This 6.25 Gigabyte Photo of Pluto Took 15 Months to Send

Fossil discovery casts fresh doubt on the 'burst of evolution' known as the Cambrian Explosion

"Something Extraordinary Occurred": A New 380-Kilometer World Has Been Found In Our Solar System

One of 2025’s best meteor showers is about to begin: It can be seen across the US

Our Milky Way galaxy may be surrounded by 100 undetected 'orphan' galaxies

Colossal eruption carves 250,000-mile-long 'canyon of fire' into the sun (video)

Meet Skydweller: A solar-powered drone that can fly for 90 days straight — it's wider and 160 times lighter than a Boeing 747

New analysis refutes the claim that the world's deepest earthquake happened in Japan

10,000 Young Corals Grown in Just Weeks by New Portable Spawning Lab in the Maldives

Caltech Scientists Make Producing Plastics From CO2 More Efficient

Enormous wildfire tears through world's largest tropical wetland. Then camera traps capture something odd

Remember Webb's 'impossible' black holes? Astronomers may have found the answer in the Infinity Galaxy

SpaceX launches 26 Starlink satellites into low Earth orbit from California

Scientists could be accidentally damaging fossils with a method we thought was safe

A 400-Year-Old Mystery About The Sun May Finally Be Solved

Can an extinct volcano come back to life? Scientists think they found out

Scientists think they found Earth's 'missing nitrogen' in a very unexpected place

Former UNC student selected as commander for upcoming mission to International Space Station

Earth’s largest waterfall isn’t the one you’d expect

The precursors of life could form in the lakes of Saturn's moon Titan

Uranus Leaks More Heat Than We Thought

NASA finally figures out what’s up with those “Mars spiders”

The Perseid meteor shower kicks off summer 'shooting star' season this week. Here's how to see it

Scientists Discover the Explosive Power of Earth's Mysterious BLOBS – Is an Eruption Coming?

This NASA Rover Just Took the Longest Drive Ever on Another Planet

Giant space 'boulders' unleashed by NASA's DART mission aren't behaving as expected, revealing hidden risks of deflecting asteroids

Russian Volcano Unleashes Massive 1,000-Mile-Long River of Smoke

Scientists detect rare underwater salt deposits, possibly solving an earthquake mystery

NASA’s IXPE Imager Reveals Mysteries of Rare Pulsar

Impact That Made Meteor Crater May Have Triggered Giant Grand Canyon Landslide

A Solar System Internet? Space Laser Test Moves Us Closer

The choice of sperm is 'entirely up to the egg' — so why does the myth of 'racing sperm' persist?