Asteroids

Don’t Panic Over the Risk of an Asteroid Smashup in 2046

A newly discovered asteroid called 2023 DW has generated quite a buzz over the past week, due to an estimated…

1 year ago

A 500-Meter-Long Asteroid Flew Past Earth, and Astronomers Were Watching

An asteroid the size of the Empire State Building flew past Earth in early February, coming within 1.8 million km…

1 year ago

ESA is Building an Early Warning System for Dangerous Asteroids

The European Space Agency is working on a new mission that would act as an early warning system for dangerous,…

1 year ago

A Green Bank Telescope Prototype Radar System Can Image the Moon in High-Resolution and Detect Asteroids

Everyone loves taking pictures of the Moon. Whether it’s with their phones or through the wonders of astrophotography, photographing the…

1 year ago

JWST Unexpectedly Finds a Small Asteroid During ‘Failed’ Observations

While astronomers and engineers were trying to calibrate one of the James Webb Space Telescope’s instruments last summer, they serendipitously…

1 year ago

Don’t Bother Trying to Destroy Rubble Pile Asteroids

The asteroids in our Solar System are survivors. They've withstood billions of years of collisions. The surviving asteroids are divided…

1 year ago

The Outer Solar System Supplied a Surprising Amount of Earth’s Water

In a recent study published in Science, a team of researchers at Imperial College London examined 18 meteorites containing the…

1 year ago

Lucy Adds Another Asteroid to its Flyby List

In October 2021, NASA launched its ambitious Lucy mission. Its targets are asteroids, two in the main belt and eight…

1 year ago

Asteroids Didn’t Create the Moon’s Largest Craters. Left-Over Planetesimals Did

The Moon's pock-marked surface tells the story of its history. It's marked by over 9,000 impact craters, according to the…

2 years ago

What Would Asteroid Mining do to the World's Economy?

A new study by a team of Chinese researchers examines the impact asteroid mining with have on global equity.

2 years ago