In the almost three years since NASA proved that it could successfully deflect an asteroid, we’ve learned a lot about these ...

The asteroid, about the size of a 10-story building, has a 4.3% chance of lunar impact, according to NASA's James Webb Space Telescope observations. While a moon impact wouldn't significantly alter ...

July 3 (UPI) -- NASA discovered the third interstellar comet through a survey telescope in Rio Hurtado, Chile. The ...

World Asteroid Day 2025 is upon us! Here's how you can celebrate the event by livestreaming real-time views of near-Earth ...

Earth objects, astronomers recently discovered a comet visiting from interstellar space. This is only the third interstellar ...

NASA has issued a startling alert about a “City Killer” asteroid that could hit the Moon by 2032. Experts warn it may disrupt ...

The newest visitor is 416 million miles (670 million kilometers) from the sun, out near Jupiter. NASA said the comet will ...

Asteroid 2024 YR4 poses growing lunar threat, reveals NASA’s James Webb Space Telescope In May 2025, NASA's James Webb Space Telescope captured a detailed observation of asteroid 2024 YR4.

The NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope in Rio Hurtado, Chile, first reported observations to the Minor Planet Center of comet 3I/ATLAS on July 1, 2025.

Another asteroid, Aphophis, received some attention after its discovery in 2004, and the 2.7% chance it held of hitting Earth in 2029.