Asteroid Day

DART: A First in Planetary Defense

Countdown to DART’s impact with an asteroid.

Twelve years, eight asteroids, one spacecraft.

A real-time visualization of every known asteroid classified as a near-Earth object.

Psyche will explore a unique asteroid with the same name.

First space mission designed for discovering hazardous asteroids.

This global map of Bennu’s surface was created using 2,155 images collected by OSIRIS-REx.

2022

Meet engineer Elena Adams. She worked to make sure DART will hit its mark.

01:53 Video