Archivo: 4 Vesta 1 Ceres Moon at 20 km per px

Description: The asteroid (4) Vesta and the dwarf planet (1) Ceres shown alongside the Earth's Moon. The scale is 20 km/px. The image was made from File:Ceres optimized.jpg, [1], and Image:Moon PIA00302.jpg
Title: 4 Vesta 1 Ceres Moon at 20 km per px
Credit: enWiki
Author: NASA, composition by Urhixidur
Permission: 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.[2] See also Plantilla:PD-Hubble and Plantilla: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. [3] Images featured on the Astronomy Picture of the Day (APOD) web site may be copyrighted. [4] The National Space Science Data Center (NSSDC) site has been known to host copyrighted content even though its photo gallery FAQ states that all of the images in the photo gallery are in the public domain.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No