Neptune has long been depicted as a deeper, darker blue than its fellow ice giant Uranus, but a new study shows that both are a similar shade of light greenish blue.
The NASA spacecraft Juno captured the images during a flyby on Saturday. Scientists are hoping to learn more about Io, the most volcanic world in the solar system.
Our view of the constellations has changed since they were first mapped thousands of years ago. That new perspective could also mess with your astrological horoscope in the new year.
In 2023, we marked 20 years since the Iraq War, 50 years since the birth of hip-hop, and 60 years since the JFK assassination. Here's a roundup of historical events we wrote about over the past year.
Winter solstice marks the shortest day and longest night of the year, and it falls at exactly 10:27 p.m. ET on Thursday in the Northern Hemisphere. Here are five ways it's celebrated around the world.
The 15-second video of Taters the cat was beamed to Earth from NASA's Psyche spacecraft, 19 million miles (30 million kilometers) away. Taters is shown chasing a red laser light.
One of the best and most reliable meteor showers of the year peaks Wednesday night and Thursday morning. And with the moon only a sliver full, viewing conditions should be close to ideal.
A missing tomato sparked a lighthearted mystery for the astronauts on board the International Space Station — and it's finally been solved after months of accusations and intrigue.
The astronomical event, known as an occultation, is expected to occur for no longer than 15 seconds but could offer scientists new insights into the star and the asteroid that will obscure it.
A Texas undergrad is investigating how to grow vegetables on Mars — and has cultivated test samples of English peas in simulated Martian soil, with fertilizer from fly larvae.
The rocket cleared the launchpad and separated from its booster, surpassing the first attempt. But minutes later, controllers lost contact with the vehicle.
On Earth, clouds and rain are made of water. But the James Webb Space Telescope has found that on a planet called WASP-107b, the rain and clouds are made of sand.
Frank Borman commanded two early NASA missions including Apollo 8, the first to orbit the moon. He was a no-nonsense astronaut known for his keen attention to detail and duty to country.
