File:The focal plane mask for the Roman Coronagraph Instrument.jpg

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摘要

描述	English: The focal plane mask for the Roman Coronagraph Instrument, shown here, helps block starlight and reveal hidden planets. Each circular section contains multiple “masks” –carefully engineered, opaque obstructions designed to block starlight. Some masks are about the width of a human hair.
日期	2022年12月21號
來源	https://www.nasa.gov/feature/jpl/assembly-begins-on-nasa-s-next-tool-to-study-exoplanets
作者	NASA/JPL-Caltech

	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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現時	2023年2月22號 (三) 16:13		985 × 657（46 KB）	Artem.G	Uploaded a work by NASA/JPL-Caltech from https://www.nasa.gov/feature/jpl/assembly-begins-on-nasa-s-next-tool-to-study-exoplanets with UploadWizard

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版權人	NASA/JPL-CALTECH
作者	R. Lannom
版權狀態	未設版權狀態
Unique ID of original document	92DAFC1498A5616F55AA38A3C9123A73
用過嘅軟件	NIKON D850 Ver.1.20
IIM版本	2