An asteroid bigger than the Golden Gate Bridge, 2008 DG5, will safely pass Earth on June 5, 2025, posing no threat despite its size.

"Everything we have ever designed to go into space has been one mission, one life. It's sort of crazy."

Scientists say a new planetarium show about the Milky Way has helped them unlock one of the solar system’s many secrets. Experts at the American Museum of Natural History in New York were fine-tuning a scene about the Oort Cloud that's far beyond Pluto. Scien…

Researchers estimate that MoM z14 was created 280 million years after the Big Bang, 10 million years earlier than the previous most primitive galaxy recorded.

"This will be a treasure trove of stellar population studies for the years to come."

New research shows 8,000-pound sloths once dug caves, adapted to oceans, and roamed widely—until climate and humans brought their downfall.

For decades it was thought that water was prevalent in the outer reaches of the Solar System early in its history, with comets and asteroids delivering moisture to Earth and the inner planets during the Late Heavy Bombardment period around 4 billion years ago.

If you live on this planet Earth, odds are good that you've experienced a lightning storm in your life: a wild, crashing affair, with forks of light that split the sky, accompanied by the bone-rattling roar of thunder.

WWDC is less than a week away, and as we ramp up to the big announcement, we're going to share details on what we know about each operating...

The 1980 eruption cycle made Mount St. Helens one of the most famous volcanoes in the Cascades. But it is far from the only volcano in the range.

South Korea’s state-backed Institute for Basic Science has ordered the first of five cubesats to study Venus from LEO starting next year, bolstering sustained planetary research as flagship missions face budget uncertainty.

The search for life beyond Earth is a key driver of modern astronomy and planetary science. The U.S. is building multiple major telescopes and planetary probes to advance this search. However, the signs of life—called biosignatures—that scientists may find wi…

A fossilized stomach stone dating back 150 million years has been found on England’s Jurassic Coast, offering a rare glimpse into the digestive habits of ancient marine reptiles.

Don't Worry - Be Happy

Dazzling night sky phenomenon caught on camera.

Merging neutron stars are excellent targets for multi-messenger astronomy. This modern and still very young method of astrophysics coordinates observations of the various signals from one and the same astrophysical source. When two neutron stars collide, they…

Paleolithic humans used whale bones as tools 20,000 years ago, the earliest evidence of marine tool-making discovered.

The core of the Red Planet may be filled with sulfur.

A massive, cliff-top boulder in Tonga reveals a 7,000-year-old mega tsunami, offering new insights for coastal hazard planning.

NASA astrophysicist and Earth’s premiere authority on solar eclipses, Fred Espenak, died June 1, 2025.

Solar storms are heating up Earth’s atmosphere, pushing satellites like Starlink to return earlier than expected.

Stunning photos reveal the Milky Way like never before—captured from Earth’s darkest places and even from space itself.