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Article: 3 planets found orbiting star outside our solar system. (Originated from Knight-Ridder Newspapers)
- Article from:
- Knight Ridder/Tribune News Service
- Article date:
- April 21, 1994
- Author:
CopyrightCOPYRIGHT 1994 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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The first cluster of planets outside our solar system has been discovered orbiting a star no bigger than the city of Philadelphia, a Pennsylvania State University astronomer said Thursday.
``This is it,'' said Alexander Wolszozan, a Penn State astronomy professor. ``We finally have solid, irrefutable evidence that there are planets outside of our solar system.''
A scientific paper describing the discovery appears in Friday's issue of Science. It amplifies findings that were announced earlier this year at a scientific conference in Aspen, Colo.
For the last 50 years astronomers have sought to find planets orbiting distant stars _ one of the ``holy grails'' of ...
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Article: Moving through the solar system: using movement ...
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September 22, 1997 ;
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... ... movement to help students understand the solar system. They work best with students in the fourth through sixth grades. ACTIVITY 1: SOLAR SYSTEM KWL The scientific purpose of this activity ... and what they want to learn about our solar system, and to determine what they have learned ...
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