Delwedd:Pioneer plaque hydrogen.svg

Maint llawn ‎(Ffeil SVG, maint mewn enw 702 × 330 picsel, maint y ffeil: 5 KB)

Daw'r ffeil hon o Comin Wikimedia a gellir ei defnyddio gan brosiectau eraill. Dangosir isod y disgrifiad sydd ar dudalen ddisgrifio'r ffeil yno.

Crynodeb

DisgrifiadPioneer plaque hydrogen.svg	English: Hyperfine transition of neutral hydrogen.
Dyddiad	25 Chwefror 1972
Ffynhonnell	Extracted from the Pioneer plaque.svg.
Awdur	Original: NASA Vector: Mysid
SVG genesis InfoField	The SVG code is valid. This symbol was created with Inkscape.

	This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
	Warnings: Use of NASA logos, insignia and emblems is restricted per U.S. law 14 CFR 1221. The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not necessarily in the public domain. Materials based on Hubble Space Telescope data may be copyrighted if they are not explicitly produced by the STScI.[1] See also {{PD-Hubble}} and {{Cc-Hubble}}. The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [2] Images featured on the Astronomy Picture of the Day (APOD) web site may be copyrighted. [3] The National Space Science Data Center (NSSDC) site has been known to host copyrighted content. Its photo gallery FAQ states that all of the images in the photo gallery are in the public domain "Unless otherwise noted."

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	Dyddiad / Amser	Bawdlun	Hyd a lled	Defnyddiwr	Sylw
cyfredol	14:12, 21 Mai 2009		702 × 330 (5 KB)	Mysid	== Summary == {{Information \|Description={{en\|1=Hyperfine transition of neutral hydrogen extracted from the Pioneer plaque (File:Pioneer plaque.svg).}} \|Source=Extracted from the Pioneer plaque (File:Pioneer plaque.svg). \|Author=NASA; vectors by

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