This page expands a two-character combination which might be any or all of: an abbreviation, an acronym, an initialism, a word in English, or a word in another language. If an article link referred you to this page, you may wish to change the link to point directly to the intended article. A diagram of a thoracic vertebra. ... Human anatomy or anthropotomy is a special field within anatomy. ... A contour plot of the effective potential of a two-body system (the Sun and Earth here), showing the 5 Lagrange points. ... Major features of the solar system (not to scale) The solar system comprises the Earths Sun and the retinue of celestial objects gravitationally bound to it. ... Filk is a form of music created from within fandom, and performed generally late at night at science fiction conventions. ... Home on Lagrange (The L5 Song) is a filk song, written in 1978 by William S. Higgins and Barry D. Gehm, intended to be sung to the tune of Home on the Range. ... Image:Gibson L-5. ... A musical instrument is a device constructed or modified with the purpose of making music. ... Image of a nude woman on the Pioneer plaque sent to outer space. ... For Popular music (music that is popular, rather than of a specific genre or style), see Popular music. ... It has been suggested that Apocopation be merged into this article or section. ... Acronyms and initialisms are abbreviations formed from the initial letter or letters of words, such as NATO and XHTML, and are pronounced in a way that is distinct from the full pronunciation of what the letters stand for. ... Acronyms and initialisms are abbreviations formed from the initial letter or letters of words, such as NATO and XHTML, and are pronounced in a way that is distinct from the full pronunciation of what the letters stand for. ... The English language contains various two-letter words. ...
L4 and L5 are points of stable gravitational equilibrium located on the Moon's orbit at equal distances from both the Earth and the Moon.
L5 News was the newsletter of the L5 Society reporting on space habitat development and related space issues.
The L5 News was published from September 1975 until April 1987, when the merger with the National Space Institute was completed and the newly formed National Space Society began publication of its own magazine, Ad Astra.
L4 and L5 are "gravity wells" just as the Earth and Moon are: Leaving requires climbing out of the well (a "hole in space") we find ourselves in.
Working from L5, asteroid mining and tapping the resources of the gas giants could be economically feasible: It would almost be possible using the rockets we have available now.
The satellites are used for studying the Solar wind beyond the influence of the Earth's magnetic field, and spend most of their fuel maintaining their position against the flow of the wind: They are "at the top of the hill" and the Solar wind is constantly trying to blow them down...
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