Earth | Page 9 of 14 | Astronomy.com

Hackers could shut down satellites — or turn them into weapons

Two defunct satellites now have a 5% chance of colliding tonight

Meteorite impact 2 billion years ago may have ended an ice age

Crater found from asteroid that covered 10% of Earth’s surface in debris

Earth may have recently destroyed one of its own minimoons

Solar System, The Moon

What if the Moon disappeared tomorrow?

Did colliding space rocks change the climate for ancient humans?

Colliding asteroids may have caused an ancient ice age

Alien Life, Exoplanets, Planets, Solar System

Changes in Earth’s orbit likely kick-started one of the hottest periods in history

Exoplanets, Planets, Solar System

New date for ‘Late Heavy Bombardment’ may change life’s timeline on Earth

Exoplanets, Planets, Solar System

When Earth’s magnetic field flips, it could take thousands of years

A large asteroid just zipped between Earth and the Moon