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Planets 'Sing' in Three-Part Harmony
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news.sciencemag.org/...shot-planets-sing-in-thre.html
celestial_mechanics
extrasolar_planets
resonance
shared by
pacome delva
on 05 Jul 10
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LeopoldS
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Nicholas Lan
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this is the first three-planet resonance ever seen.
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The three planets are in a 4:2:1 resonance: the innermost giant completes four orbits in the time the middle one completes two and the newfound outermost world completes one.
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pacome delva
on 05 Jul 10
for Francesco!
for Francesco!
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APOD: 2011 March 29 - Kepler s Suns and Planets
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apod.nasa.gov/ap110329.html
astronomy
kepler
extrasolar_planets
shared by
pacome delva
on 29 Mar 11
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pacome delva
on 29 Mar 11
Maybe one of these new world host some kind of life... ??
Maybe one of these new world host some kind of life... ??
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LeopoldS
on 30 Mar 11
a chance of intelligent life at least there :-)
a chance of intelligent life at least there :-)
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