For decades, astronomers have dismissed them as nuisances — small specks of rock streaking through telescope images, ...

We've all heard about the asteroid that wiped out the dinosaurs, a colossal rock 10 kilometers wide. However, there are some smaller ones too. These space rocks are called decameter asteroids, which ...

Space mining often sounds like a fast route to endless metals. In practice, the first question is simple: what are small ...

Utilizing archival James Webb Space Telescope (JWST) data and novel synthetic tracking algorithms, researchers identified 138 asteroids smaller than 100 meters in diameter within the main asteroid ...

When we think about asteroids that could threaten Earth, we often imagine massive, city-sized rocks hurtling through space. But what if the real danger comes from much smaller, barely detectable ones?

This Hubble Space Telescope image of the barred spiral galaxy UGC 12158 looks like someone took a white marking pen to it. In reality it is a combination of time exposures of a foreground asteroid ...

An asteroid measuring as wide as 295 feet is possibly headed right toward Earth, but don’t run for cover just yet. A NASA-funded telescope in Rio Hurtado, Chile, first spotted the asteroid, named 2024 ...

The asteroid is of a similar size as the one that exploded over Chelyabinsk in 2013. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The ...

Based on their analysis, the team found that a type of asteroid rich in the minerals olivine and spinel could serve as an ...

Scientists are digging into the hidden makeup of carbon-rich asteroids to see whether they could one day fuel space exploration—or even be mined for valuable resources. By analyzing rare meteorites ...