Featured in meteor
This 43-mile-wide crater is 2.2 billion years old—making it Earth’s oldest meteorite impact
Billions of years ago, the strike might have helped end an ice age.
Celebrate Earth day with tonight’s amazing meteor shower
The ancient Lyrid meteors have never failed to amaze us.
This weekend’s comet will be the brightest of the year
46P/Wirtanen will be fuzzy, green, and visible with the naked eye.
How to tell an asteroid from a comet, even when its from outside our solar system
An ‘Oumuamua by any other name would still be as fascinating.
That giant fireball in Michigan last night did not trigger an earthquake
But it was gorgeous.