asteroid
Latest about asteroid
Two minerals never seen before on Earth found inside 17-ton meteorite
By Ben Turner published
The minerals were found inside a slice of the El Ali meteorite, which was found in Somalia in 2020.
Eerie green fireball detected hours before smashing into Lake Ontario in the dead of night
By Brandon Specktor published
A renegade meteor flared in Earth’s atmosphere in the wee hours of Nov. 19, creating a bright green fireball in the sky over the eastern US and Canada.
'Planet killer' asteroid hiding in sun's glare could smash into Earth one day
By Ben Turner last updated
Asteroids of this size are big enough to cause mass extinction events.
What was Earth's biggest explosion?
By Michael Dhar published
The biggest blasts come from above, while volcanic eruptions and human-caused detonations have also unleashed incredible levels of energy.
A monstrously large, 'potentially hazardous' asteroid will zip through Earth's orbit on Halloween
By Ben Turner published
The asteroid's upper size estimate is just short of the world's tallest building.
Bizarre near-Earth asteroid is spinning faster every year — and scientists aren’t sure why
By Harry Baker published
Astronomers have discovered that a potentially hazardous near-Earth asteroid, 3200 Phaethon, has an unusual accelerating spin that could eventually change its trajectory through the solar system.
Dino-killing asteroid triggered 'mega-earthquake' that rocked the planet for months
By Stephanie Pappas published
The dinosaur-killing Chicxulub impact triggered a months-long mega-earthquake that left its mark in the rock.
Largest asteroid ever to hit Earth was twice as big as the rock that killed off the dinosaurs
By Harry Baker published
New research suggests that the asteroid responsible for forming Earth's largest impact crater was even bigger than researchers had previously estimated.
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