File:Pia20177.jpg

Size of this preview: 800 × 555 pixels. Other resolutions: 320 × 222 pixels | 640 × 444 pixels | 1,024 × 710 pixels | 1,280 × 888 pixels | 2,550 × 1,769 pixels.

Original file (2,550 × 1,769 pixels, file size: 244 KB, MIME type: image/jpeg)

Captions

English

Add a one-line explanation of what this file represents

Summary

DescriptionPia20177.jpg	English: This illustration shows Earth surrounded by filaments of dark matter called “hairs,” which are proposed in a study in the Astrophysical Journal by Gary Prézeau of NASA's Jet Propulsion Laboratory, Pasadena, California.
Date	12 November 2015, 08:55:24
Source	http://www.nasa.gov/image-feature/jpl/pia20177/dark-matter-hairs-around-earth-close-up
Author	NASA/JPL-Caltech

zoomed-out version: File:Hairy Dark Matter.jpg

Licensing

	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."

File history

Click on a date/time to view the file as it appeared at that time.

	Date/Time	Thumbnail	Dimensions	User	Comment
current	06:49, 27 November 2015		2,550 × 1,769 (244 KB)	Shizhao (talk \| contribs)	User created page with UploadWizard

You cannot overwrite this file.

File usage on Commons

There are no pages that use this file.

Metadata

This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.

Width	2,550 px
Height	1,769 px
Bits per component	8 8 8
Compression scheme	Uncompressed
Pixel composition	RGB
Orientation	Normal
Number of components	3
Horizontal resolution	300 dpi
Vertical resolution	300 dpi
Data arrangement	chunky format
Software used	Adobe Photoshop CS5 Windows
File change date and time	16:26, 19 November 2015
Color space	sRGB
Date and time of digitizing	08:55, 12 November 2015
Date metadata was last modified	08:26, 19 November 2015
Unique ID of original document	xmp.did:EA2DFB229D89E511A6EBB03A7C9E14ED

File:Pia20177.jpg

Captions

Captions

Summary

Licensing

File history

File usage on Commons

Metadata

Structured data

Items portrayed in this file

depicts

copyright status

public domain

data size

250,298 byte

height

1,769 pixel

width

2,550 pixel

media type

image/jpeg

checksum

695ed3f1ca84bda43cc8c8775e376eb4ea8f53ca

Navigation menu

File:Pia20177.jpg

Captions

Captions

Summary

Licensing

File history

File usage on Commons

Metadata

Navigation menu

Search