Potential impactors are most likely to have low velocities and the highest likelihood of hitting Earth during the winter.
A meteor is a broken fragment of rock from space, such as debris from an asteroid collision, that enters Earth's atmosphere. They are typically visible at night as they make fast-moving streaks ...
The asteroid known as 2024 YR4 is out of sight yet still very much on scientists’ minds. The building-sized object, which initially appeared to be on a potential collision course with Earth, is ...
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How Earth fights killer asteroids: Inside the man-made planetary defense system
To close this gap, NASA is building the Near-Earth Object Surveyor, a space telescope designed to detect asteroids using infrared rather than visible light. Its infrared sensors will detect both ...
The asteroid known as 2024 YR4 is out of sight yet still very much on scientists' minds. The building-sized object, which initially appeared to be on a potential collision course with Earth, is ...
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