Asteroids - Page 16

February 20, 2020

Artificial intelligence spotted 11 'potentially hazardous' asteroids that NASA missed

An asteroid hitting Earth is one of humanity's greatest existential threats, making it imperative that asteroid detection is a vital task for government space agencies around the world. Using advanced artificial intelligence, researchers in the Netherlands have discovered several "potentially hazardous objects" that were not spotted by humans.

February 13, 2020

Asteroid Pallas' violent history revealed in new images

A huge, heavily-cratered asteroid known as Pallas has a violent history, scientists revealed in a new study.

February 13, 2020

Potentially hazardous asteroid that zipped past Earth has its own 'moon'

A "potentially hazardous asteroid" that whizzed past Earth earlier this month is so large it has its own "moon."

February 10, 2020

Rosetta's 'rubber ducky' comet changed color as it neared the sun. Here's why.

The Rosetta spacecraft's rubber ducky comet has slowly changed color as it moved through space, from red to blueish and then red again.

February 6, 2020

'Bizarre' turtle managed to survive asteroid that wiped out dinosaurs

The asteroid that wiped out the dinosaurs 65 million years ago also caused nearly 75 percent of all species on the planet to go extinct. However, a new study suggests one "bizarre" form of life managed to survive — a land turtle.

February 5, 2020

Massive asteroid explosion that killed the dinosaurs benefited bacteria, study says

The asteroid that wiped out the dinosaurs 65 million years ago also killed nearly 75 percent of all species on the planet. However, a new study suggests one form of life thrived thanks to the massive blast — bacteria.

January 22, 2020

Earth's oldest asteroid strike may have ended 'Snowball Earth'

Researchers have discovered the Earth's oldest asteroid impact crater, a 2.2 billion-year-old strike found in Western Australia. The space rock may have also ended a massive ice age that radically altered the planet's climate, known as "Snowball Earth."

January 17, 2020

Dinosaur extinction was 'all about the asteroid,' casting doubt about volcano's impact, new study says

Several studies have suggested a volcano eruption played a greater role in the extinction of the dinosaurs than the asteroid that crashed into modern-day Mexico. A new study is hoping to end the debate, suggesting "it was all about the asteroid."

January 16, 2020

Mile-long asteroid could be dangerous to life on Earth in millions of years if it breaks up: scientists

A massive mile-long double asteroid linked to a one-inch meteor that streaked a fireball over Japan three years ago could threaten humanity in millions of years if it eventually breaks up, scientists wrote in a report published Monday.

January 15, 2020

Comets may have delivered 'essential element' for life on Earth, researchers say

A new study suggests that comets had a huge hand in helping life form on Earth, bringing integral elements such as phosphorus, "an essential element for life," to the planet.