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| | Asteroid Summary |
 | | A few have come close to the earth: in 1937, Hermes swept within 600,000 miles of the earth (only twice the distance from the Earth to the Moon); in 1989, another asteroid came within 500,000 miles of our planet. |
 | | In 1937, the NEO Hermes swept within 600,000 miles of the Earth (only twice the distance from the Earth to the Moon); in 1989 another asteroid came within 500,000 miles of our planet. |
 | | A considerable stir was raised when astronomers announced, in early 1998, that the newly-discovered asteroid 1997 XF11 would pass perilously close to Earth in the year 2028, swinging a mere 30,000 miles from our planet. |
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