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Asteroid deflection technologies

Asteroid deflection technologies are methods and strategies developed to prevent potential impacts of asteroids with Earth. These technologies aim to alter the trajectory of an asteroid to ensure it does not collide with our planet Following the success of NASA's DART (Double Asteroid Redirection Test) mission, discussions about planetary defense and asteroid deflection strategies are increasingly prominent. Here are some principal methods and how they work: 1. Kinetic Impactor:    - How It Works: This method involves sending a spacecraft to collide with an asteroid at high speed. The impact changes the asteroid's velocity and trajectory, ideally enough to avoid a collision with Earth.    - Example: NASA's DART (Double Asteroid Redirection Test) mission successfully demonstrated this technique by impacting the moonlet Dimorphos in 2022. 2. Gravity Tractor:    - How It Works: A spacecraft positioned near an asteroid uses its gravitational pull to...

Video: Preparing MetOp-C

The third in the series of MetOp satellites is scheduled for launch on 7 November from Europe's spaceport in Kourou. In this special edition of Earth from Space, ESA's MetOp-C project manager, StĆ©fane Carlier, talks about this latest polar-orbiting weather satellite and how its range of instruments provide data on a host of atmospheric variables such as temperature and humidity. These data are used largely for numerical weather prediction – the basis for weather forecasting. They also contribute to climate research.

from Space Exploration News - Space News, Space Exploration, Space Science, Earth Sciences https://ift.tt/2Q6af4C

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