Asteroids not only represent a potential threat to humanity, they also offer great opportunities, especially for the future. Current estimates suggest that there are between 700,000 and 1,700,000 asteroids with a diameter of at least 1 kilometer. The majority of these asteroids are located within the asteroid belt between Mars and Jupiter. However, there are also approximately 34,000 known near-Earth asteroids (NEAs) – and around 2,000 to 3,000 more are discovered every year. Some of these can be a threat, others present valuable opportunities.
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