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Article: Asteroid hunters discover seven in first year, but large portion of space remains unexplored.(Originated from Knight-Ridder Newspapers)
- Article from:
- Knight Ridder/Tribune News Service
- Article date:
- July 30, 1997
- Author:
CopyrightCOPYRIGHT 1997 Knight-Ridder/Tribune News Service. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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CAMBRIDGE, Mass. _ In the first year of their hunt for killer asteroids, NASA and the U.S. Air Force have detected seven objects larger than half a mile across that could smash into the Earth, causing worldwide devastation.
NASA officials hastened to assure the public that none of those asteroids is on a course that would hit the Earth within at least the next 200 years.
However, they cautioned that only 10 percent of the sky has been surveyed for asteroids, and most of the potentially hazardous objects remain unknown.
The most recent discovery was made on July 5, Eleanor Helin, a veteran NASA asteroid hunter, said in Cambridge on ...