Scientists say the threat of a newly discovered asteroid has risen slightly in the past few weeks as the world's telescopes ...

Before arriving at the Moon, the small satellite mission will use the gravity of the Sun, Earth, and Moon over several months ...

From supermoons to a total eclipse to the national park’s biggest and best-attended star parties, these are the must-see celestial shows of the year ...

Where is all the water that may form oceans on distant planets and moons? The SPHEREx astrophysics mission will search the galaxy and take stock.

The upcoming spring exhibition at San Francisco’s Exploratorium, opening Saturday, invites museum patrons to immerse ...

Over the next several weeks, astronomers will be looking closely at an asteroid called 2024 YR4 that could be as big as a ...

Some whittled down to just 30 percent of their original size, an adaptation to increasing temperatures known as the ...

The agency announced on Monday afternoon (Feb. 10) that it has picked SpaceX to launch Pandora, a 716-pound (325-kilogram) ...

After launch, the SpaceX Falcon 9 first-stage booster settled down for landing on the drone ship Just Read the Instructions ...

Look up this week for February’s full snow moon and to catch the last glimpse of a visible parade of planets in the night sky ...

These are known as hypervelocity stars, with some moving faster than the escape velocity of the Milky Way of around 600 kilometers (373 miles) per second. There is another star that is almost as ...

YR4 has just over a 2% chance of hitting Earth, according to NASA, but experts say there's no need to panic yet.