Over 200 astronauts, scientists, Nobel Laureates, business leaders and artists signed the 100X Asteroid Declaration. View them here.
WHO ARE WE?
Asteroid Day Expert Panel
Meet the ADXP (Asteroid Day Expert Panel).
Learn more about the Asteroid Day Team
Who Drafted the 100X?
HOST AN EVENT
Planning your Event
Our events manager is posting new tips and free resources for your event on her blog daily.
YOUR EVENT AREA
Register Your Event
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Change details of your event.
BROWSE RESOURCES AREAS
List of minor planets named after people
Find out when the next Asteroid flyby will be.
LEARN ABOUT ASTEROIDS
This is the perfect place to start for beginners.
Learn about Asteroid Detection & Tracking
Learn about Asteroid Deflection.
Current Asteroid Missions
Ask the Experts
Find frequently asked Questions, answered by our Experts. Still have Questions then submit your own Questions.
Rusty's Planetary Defense Blog
Read Rusty Schweickart's 6-part PD series
INTERACTIVE CHELYABINSK QUIZ
On 15 February 2013, a fireball blazed across the sky over the Ural Mountains in Russia. The asteroid broke up over the Chelyabinsk region, injuring inhabitants below and leaving destruction in its wake.
AN INTERACTIVE VIDEO OF THE CHELYABINSK EVENT
Re-experience February 15, 2013. The day a meteor exploded over Russia
QUIZ: Are you a rock star?
Play our fun asteroid Quiz!
In collaboration with Astronogamer Scott Manley, Asteroid Day is starting a new monthly series where Scott talks about asteroids and astronomy with supporters of the 100x Asteroid Day declaration.
Scientists Rock is a 7-part video series created by Asteroid Day introducing you to the people working behind the scenes to protect us from asteroids.
Global risk and opportunity report (Q3 – 2015)
November 27, 2015