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| 关键词：Orionids are next week Orionid Meteor Shower meteor shower |
| 概念： |
| While much of the world was sleeping soundly and the remainder were going about their daily lives, an asteroid roughly half the size of the Statue of Liberty shot ... |
| ASTEROID trackers at US-based space agency NASA are revealed how two “city-killer” space rocks are travelling towards Earth. |
| The asteroid, dubbed 2019 SR8, is estimated by NASA to measure between 20 metres and 44 metres in diameter. |
| A volunteer group of "citizen scientists" looked through Hubble observations and found thousands of asteroids. |
| The asteroid, dubbed 2019 SR8, is estimated to measure between 20 metres and 44 metres in diameter. |
| AN ASTEROID first spotted only two days ago shot past the Earth in the early morning hours today at nearly 14000mph (22500kph), NASA"s asteroid trackers ... |
| Nasa has revealed "unexpected" findings from the first data received back from a nearby asteroid, offering clues to the origins of the solar system and even life ... |
| AN ASTEROID is “100 percent” sure to strike our planet without warning, a space expert has told Express.co.uk, urging humanity to evacuate the planet before disaster strikes. |
| STUNNING video footage has emerged showing a fireball exploding over China, briefly turning night to day as what appears to be a space rock hitting the atmosphere lit up the skies over Songyuan in the province of Jilin in northeast China. |
| NASA is currently tracking two massive asteroids that are headed for Earth. According to the agency"s Center for Near Earth Object Studies (CNEOS), one of the ... |