If the asteroid Ceres struck Earth, the impact would incinerate the planet, rip away 10 km of crust, and block out the Sun.

The week features the observation of transient celestial events, including a recently identified supernova candidate (AT 2025yyn) in Ursa Major and Comet C/2025 A6 Lemmon, which is nearing naked-eye ...

Space has a way of making scientists throw out their textbooks. Just when astronomers think they understand how the universe ...

A YouTube channel has recently released a video that aims to compare a wide range of asteroids. The smallest starts at just ...

A massive crater hidden beneath the Atlantic seafloor has been confirmed as the result of an asteroid strike from 66 million ...

If such ‘twilight’ asteroids approach Earth, "they could pose serious impact hazards," warned the astronomer behind the ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, ...

Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days. the ...

The little space rock, called 2025 TF, safely passed within roughly 250 miles (400 km) of our planet on Tuesday (Sept. 30) at ...

Astronomers can usually spot "planet killer" asteroids long before they approach Earth. But what if they can't?

New research suggests that dinosaur populations were thriving in North America before the asteroid impact 66 million years ...

A small, giraffe-size asteroid called 2025 TF came closer to Earth than some satellites on Wednesday (Oct. 1), stunning astronomers who first spotted it hours later. Measuring an estimated 3.3 to 9.8 ...