Biggest Asteroid Close by Earth 2021 - 搜索视频

Asteroid 2021 SG came from the sun’s direction

Asteroid 2021 SG came from the sun’s direction

Asteroid 2021 SG - 4 times the diameter of 2013's Chelyabinsk meteor - passed near Earth without being previously detected

earthsky.org2021年9月20日

Asteroid Impact Simulation

Apophis Asteroid Impact Simulation (John Cullen)

Apophis Asteroid Impact Simulation (John Cullen)

CGI simulation of an asteroid impact on Earth.

CGI simulation of an asteroid impact on Earth.

2016年4月9日

Asteroid Atmospheric Impact Simulation

Asteroid Atmospheric Impact Simulation

FacebookNASA Supercomputing

已浏览 4052 次7 个月之前

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Watch The Biggest 'Potentially Hazardous' Asteroid To Pass By Earth In 2021

Watch The Biggest 'Potentially Hazardous' Asteroid To Pass By Earth In 2021

2021年3月22日

Biggest, fastest known asteroid of 2021 swings by on Sunday - The Weather Network

Biggest, fastest known asteroid of 2021 swings by on Sunday - The Weather Network

theweathernetwork.com

2021年3月4日

The largest ‘potentially hazardous asteroid’ of 2021 will pass by Earth on March 21

The largest ‘potentially hazardous asteroid’ of 2021 will pass by Earth on March 21

2021年3月19日

Asteroid Defense Plan

NASA mission tests asteroid defense plan

NASA mission tests asteroid defense plan

2021年11月24日

Hera planetary defence mission: solving asteroid mysteries

Hera planetary defence mission: solving asteroid mysteries

FacebookESA - European Space

已浏览 3058 次4 个月之前

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