Earth, Our Home Planet

Planetary Protection

House is huge, but it surely’s not empty. Small grains of house mud bombard Earth each day, burning up as meteors in our environment. Some develop into meteorites that survive all the way in which to the bottom. And sometimes, objects the planet, inflicting native and even international destruction.

Sixty-six million years in the past, a big asteroid impression worn out three-quarters of all life on Earth, together with the dinosaurs. Massive are comparatively uncommon, however below the precise circumstances an object simply 20 meters extensive may destroy a complete metropolis. In 2013, an object that dimension exploded close to Chelyabinsk, Russia, damaging buildings and sending lots of to hospitals.

Asteroid impacts are the one preventable large- pure catastrophe. To defend our planet, we should discover asteroids with floor and space-based telescopes. found asteroids have to be tracked and characterised to find out whether or not they pose a risk to Earth. We should additionally develop house missions to check asteroid strategies.

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