Asteroid Dust and Space Particles Falling to Earth
Chapter 1

The cosmic target practice

Chapter 2

Punching a space rock

Chapter 3

The gentle art of gravity tugging

Chapter 4

Detectives and shields

YOUR GOAL

Master of The art of the cosmic nudge

Ch 1 · The cosmic target practice
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007skaty Astronomers map the asteroids orbiting close to Earth.

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007skaty DART Asteroid Redirection

We hit that asteroid Dimorphos And gave it a giant cosmic nudge!

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A tiny correction early on prevents a crisis that later becomes unstoppable.

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007skaty The cosmic collision that formed the Chicxulub crater

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Mapping the celestial minefield

007skaty NASA's Near-Earth Object Observations program continuously scans the sky, tracking over 35,000 discovered asteroids while smaller rocks remain

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The dinosaur killer at Chicxulub

007skaty The massive Chicxulub asteroid blazes through the atmosphere just moments before impact.

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Astro Flick Buddy
BETA

007skaty Flick your astro buddy past planets to master the science of cosmic gravity nudges.

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Fun Fact

Asteroid dust: Over 100 tons of tiny space dust and particles rain down on Earth's atmosphere every single day, completely harmlessly.

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Glossary
kinetic impactor (noun)
A spacecraft designed to alter the trajectory of an astronomical object by colliding with it at high speed. In 2022, NASA's DART mission successfully crashed a probe into the asteroid Dimorphos to test this technology.

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Gossip

Should we spend more money searching for asteroids?

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Quiz

What is a "gravitational keyhole" in the context of asteroid tracking?

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007skaty The Chelyabinsk meteor blast serves as a global warning.

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Quiz

Why was the 2013 Chelyabinsk meteor not detected by telescopes before it struck?

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007skaty Gravitational keyholes alter asteroid paths to guarantee future planetary impacts

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Quiz

In 2013, over which country did a 20-meter meteor explode, injuring 1,600 people?

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Quiz

Which United Nations-backed group coordinates global telescope data to identify hazardous near-Earth objects?

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Quiz

How wide is the Chicxulub crater in Mexico, left by the dinosaur-killing asteroid?

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Quiz

Roughly what percentage of earth-threatening asteroids over 1 kilometer wide have astronomers successfully cataloged?

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Quiz

What physical property of an asteroid determines how much its path is bent during a planetary flyby?

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Quiz

How long ago did the Chicxulub asteroid impact occur, ending the Cretaceous period?

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