Most near-Earth asteroids are thought to drift in from the main asteroid belt. But a small subset may have a much closer origin: the moon. One intriguing example is 469219 Kamoʻoalewa (2016 HO3), an ...

If you were to ask a group of dedicated amateur astronomers to list their favorite telescopic targets, few if any would mention asteroids. That’s easy to understand. The typical asteroid lacks the jaw ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When it smashed into Earth "with the energy of about 8 billion times a World War II-era nuclear ...

In late 2022, NASA celebrated its Double Asteroid Redirection Test (DART) as a massive success, a proof of concept for saving humanity in case a similar space rock were to ever head straight for Earth ...

Asteroid 2024 YR4, initially considered a potential threat to Earth, is now more likely to hit the moon in 2032. The asteroid, about the size of a 10-story building, has a 4.3% chance of lunar impact, ...

An image captured by the Asteroid Terrestrial-impact Last Alert System (ATLAS) when it discovered asteroid 2024 YR4. Credit: ATLAS / NASA An asteroid discovered late last year is expected to be in our ...

A so-called "city killer" asteroid scientists have been monitoring after discovering it had a small chance of hitting Earth in 2032 "no longer poses a significant threat," NASA said in its latest ...

The chance of asteroid 2024 YR4 striking Earth has been reduced to almost zero after new observations dramatically shrunk the “uncertainty window,” according to the European Space Agency. This image ...

An asteroid gaining notoriety for its potential to collide with Earth in 2032 was estimated Tuesday to have roughly a 3% chance of striking our planet — the highest probability ever assigned — before ...

"I find this asteroid to be extremely exciting! This is the last chance we have to observe the asteroid from Gemini before 2028." When you purchase through links on our site, we may earn an affiliate ...

Elon Musk’s sense of humor is out of this world. Seven years after the SpaceX CEO launched a Tesla Roadster into orbit, astronomers from the Minor Planet Center at the Harvard-Smithsonian Center for ...

"By the time the astrometry reached the impact monitoring systems, the impact had already happened." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...