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Where Is the Rest of the Universe?
- 1991 ----- color ----- 57 min ----- vhs
- (Astronomers series, Part 1) Astronomers believe the universe contains at least ten times as much mass as can be seen and accounted for. Shows how they are able to detect this missing mass and discover more about it. Astronomers Vera Rubin and Tony Tyson describe their search for dark matter--material invisible to us but whose gravity affects the motion of stars and can alter the light reaching us from distant galaxies, In addition, meet John Dobson, a self-proclaimed "sidewalk astronomer."
- Topics: (Astronomy)
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