... E - COMETS AND METEORS . F - STAR-FINDING AND CONSTELLATIONS . G - STARS . ... E-2 . Make a Model Comet . E-3 . Making a Comet in the Classroom . E-4 . ... E-3 . Making a Comet in the Classroom . E-4 . Make a Comet Motion Flip Book . TOP . ...
... comet's coma can get as large as 100,000 km across as the comet nears the Sun, and ... Comet Halley is a fine example of a short-period comet, taking about 76 years to ...
... Gravitational Lenses . Impacts (Asteroid & Comet) . Jupiter (and its Satellites). ... on Neptune's moon Triton helps humans prevent a comet from crashing into the Earth ... 1988, Avon Books. A comet heads for Earth; written by two scientists. ...
... As a public service, the nonprofit Society is making the issue on Comet Elenin freely available to everyone. May 3, 2011 . ... May 3, 2011 . Astronomy Beat #72 . Comet Elenin: Cosmic Threat or Celestial Visitor (PDF, 1.14 MB) . ...
... Objects that combine features of comets and asteroids (for example, having a comet-like orbit but being made mostly of rock) have been called Centaurs , after the mythological creatures who were half human and half horse. ...
... 36. Comet Hale-Bopp ( versi n en espa ol ) . 35. Electromagnetic Radiation . 34. ... Convection ( versi n en espa ol ) . 27. Comet Shoemaker-Levy 9 . 26. Hubble Fix . ...
... Each one contains three separate modules: one lander and one balloon-carried atmosphere probe to be dropped off at Venus in June, 1985, and one major package of instruments which will continue on to encounter Halley's Comet in March, 1986. ...