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astrosphere

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astrosphere

[′as·trō‚sfir]
(cell and molecular biology)
The center of the aster exclusive of the rays.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive
Rocket models and pictures were created during the week and a visit from the "Astrosphere" a massive dome erected in the school hall, taught children about constellations, planets and the stars.
Star pupils know learning is fun! LESSONS ABOUT SPACE AND WORLD WE LIVE IN Examiner Education Reporter HAZEL ETTIENNE looks behind the scenes at Crow Lane primary school in Milnsbridge SPOTLIGHT ON OUR SCHOOLS
A total of 160 Year 7 pupils were given a presentation in the Astrosphere - a portable dome which allows projections of the solar system to be made inside.
An experience out of this world
So, in their research, the team, led by David Smith, has calculated the squeezing of various stars protective astrospheres. The astronomers found Earth is exposed to between one and 10 interstellar assaults every billion years.
Sun leaves Earth wide open to cosmic rays
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