Tagged With Asteroids

An asteroid will block the sky's brightest star tonight, and astronomers need your help seeing it

A bizarre interstellar object called 'Oumuamua continues to perplex astronomers a year after it vanished. Here's why a few scientists still wonder if it was alien.

Watch the moon get pounded by 1 billion years' worth of big asteroids in a 1-minute animation

NASA is about to explore Ultima Thule — the farthest object humanity has ever tried to visit. Here's what to expect from the 'mind-boggling' encounter 4 billion miles from Earth.

NASA reached an asteroid today that may contain raw materials for the origin of life - and it's bringing a piece back

Astronaut says a neglected telescope is NASA's best chance of defending Earth from 'city killer' asteroids — 'for God's sake, fund it'

A 5-billion-ton chunk of iron once slammed into Greenland, leaving a crater big enough to hide Paris in

The biggest meteorites in history that have plummeted to Earth and survived

A weird, cigar-shaped object flew through the solar system last year. Now astronomers may know where it came from

NASA's only mission to the asteroid belt is dying after 11 years in space — but it might tee up a future discovery of alien life

A spectacular meteor shower is coming this weekend — here's what you're actually seeing

How large asteroids must be to destroy a city, state, country, or the planet

Alexandria Ocasio-Cortez, the 28-year-old who defeated a powerful House Democrat, has an asteroid named after her — here's why

Over a million space rocks could strike Earth with more energy than a nuclear bomb, and we don't know where most of them are

NASA has released its plan for nuking asteroids that threaten Earth -- and it includes a practice run

NASA is on a 'daring adventure' to get the closest-ever photos of Ceres -- a dwarf planet between Mars and Jupiter

A 'potentially hazardous' asteroid bigger than Earth's tallest skyscraper is about to fly near our planet

Astronomers are listening for alien signals from a weird object that's flying through the solar system

Astronomers have discovered a bizarre-looking object that came from outside our solar system

The asteroid that killed the dinosaurs triggered a global disaster far worse than scientists previously thought