Asteroid Meteorite - 搜索视频

Meteorite From a 4.5 Billion Year Old Asteroid Holds 2,600 Compounds

Microsoft NewsLive Science

Meteorite From a 4.5 Billion Year Old Asteroid Holds 2,600 Compounds

Analysis of a space rock that landed on a frozen Michigan lake revealed a rich array of extraterrestrial organic compounds. Learn how the meteorite might have been incorporated into life on Earth.

2023年4月19日

短视频

Meteor, Meteorite and Asteroid 【流星、陨石和小行星】

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Meteor, Meteorite and Asteroid 【流星、陨石和小行星】

There are millions of asteroids floating in our Solar System. Every year thousands of meteorites weighing about a pound fall on Earth. Usually we don’t see them, because they land in uninhabited forests or the ocean. However, in 2004 scientists discovered a really dangerous asteroid in space weighing more than 20-million-tons or 40-billion-pounds. The first observations show it has a 2.7% of chance of hitting us in 2029. If an asteroid this big hit the Earth, it would cause major devastation ove

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There are millions of asteroids floating in our Solar System. Every year

Asteroid Impact Simulation

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2022年12月13日

Asteroid Impact Aftermath Time-Lapse - NASA DART

Asteroid Impact Aftermath Time-Lapse - NASA DART

2023年4月11日

Asteroid Impact Aftermath Time-Lapse - NASA DART

Asteroid Impact Aftermath Time-Lapse - NASA DART

2023年4月11日

热门视频

Meteorite From a 4.5 Billion Year Old Asteroid Holds 2,600 Compounds

Meteorite From a 4.5 Billion Year Old Asteroid Holds 2,600 Compounds

2023年7月20日

Meteorite From a 4.5 Billion Year Old Asteroid Holds 2,600 Compounds

Meteorite From a 4.5 Billion Year Old Asteroid Holds 2,600 Compounds

2023年7月22日

Meteorite From a 4.5 Billion Year Old Asteroid Holds 2,600 Compounds

Meteorite From a 4.5 Billion Year Old Asteroid Holds 2,600 Compounds

2023年7月20日

Asteroid Defense Plan

NASA mission tests asteroid defense plan

NASA mission tests asteroid defense plan

2021年11月24日

This Is NASA's New Plan to Detect and Destroy Asteroids Before They Hit Earth

This Is NASA's New Plan to Detect and Destroy Asteroids Before They Hit Earth

SPACE.comHanneke Weitering

2018年6月20日

NASA's 1st Earth asteroid defense mission underway

NASA's 1st Earth asteroid defense mission underway

2021年11月24日