Because this image was rendered using Paul Stanfiser's POV GPL v2 source code together with separately licensed source images, it is an aggregated derivative. Therefore you must apply all applicable licenses.

• For Paul's POV-Ray source derivative, choose one or more of these:

This work is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; version 2. This work is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See version 2 of the GNU General Public License for more details. GNU General Public License v2GPLv2https://www.gnu.org/licenses/old-licenses/gpl-2.0.htmltrue

Izin ilehan giot manyalin, mandistribusion dot/sanga mamodifikasi dokumen on i toru katontuan GNU Free Documentation License, Versi 1.2 sanga lobi baru na itorbitkon ni Free Software Foundation;tanpa Bagian Invarian, tanpa Teks Lampak jolo, dot tanpa Teks Sampul Pudi. Salinan lisensi imasukkan i bagian na marjudul GNU Free Documentation License. Subject to disclaimers.http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue

Berkas ini dilisensikan di bawah lisensi Creative Commons Atribusi-Berbagi Serupa 2.5 Generik

Amu saroa:

• mambagion – tu manyalin, mandistribusion dot mangirimkon kario
• manguba – tu manyasueon karejo

Itoru kondisi ima:

• atribusi – Amu angkon mangalehen kreadit na sasuai, mambaen tautan i anso marlisensi, dohot patidaonkon bahaso adong parubahan. Ho bisa mambaen na dohot cara snga sonjia pe carana na memang masuk i akal ma, taitong inda dohot cara sanga sonjia pe na patidaon bahasona na mangalehen lisensi mandukung ho sangape mambaen ho.
• marbagi sarupo – Molo Amu manguba, sanga mambangun i ginjang karejo on, Amu bisa mandistribusion kario na ihasilkon umna i toru ina sarupo sanga sarupo dohot lisensi on ima na asli.

https://creativecommons.org/licenses/by-sa/2.5CC BY-SA 2.5 Creative Commons Attribution-Share Alike 2.5 truetrue

• Barnard 68 image from http://www.eso.org/gallery/v/ESOPIA/Stars/phot-02a-01.tif.html:

This media was created by the European Southern Observatory (ESO). Their website states: "Unless specifically noted, the images, videos, and music distributed on the public ESO website, along with the texts of press releases, announcements, pictures of the week, blog posts and captions, are licensed under a Creative Commons Attribution 4.0 International License, and may on a non-exclusive basis be reproduced without fee provided the credit is clear and visible." To the uploader: You must provide a link (URL) to the original file and the authorship information if available.

Berkas ini dilisensikan di bawah lisensi Creative Commons Atribusi 4.0 Internasional. Amu saroa: mambagion – tu manyalin, mandistribusion dot mangirimkon kario manguba – tu manyasueon karejo Itoru kondisi ima: atribusi – Amu angkon mangalehen kreadit na sasuai, mambaen tautan i anso marlisensi, dohot patidaonkon bahaso adong parubahan. Ho bisa mambaen na dohot cara snga sonjia pe carana na memang masuk i akal ma, taitong inda dohot cara sanga sonjia pe na patidaon bahasona na mangalehen lisensi mandukung ho sangape mambaen ho. https://creativecommons.org/licenses/by/4.0CC BY 4.0 Creative Commons Attribution 4.0 truetrue

• Public domain Stingray Nebula and Cat's Eye Nebula images license:

This file is in the public domain because it was created by NASA and ESA. NASA Hubble material (and ESA Hubble material prior to 2009) is copyright-free and may be freely used as in the public domain without fee, on the condition that only NASA, STScI, and/or ESA is credited as the source of the material. This license does not apply if ESA material created after 2008 or source material from other organizations is in use. The material was created for NASA by Space Telescope Science Institute under Contract NAS5-26555, or for ESA by the Hubble European Space Agency Information Centre. Copyright statement at hubblesite.org or 2008 copyright statement at spacetelescope.org. For material created by the European Space Agency on the spacetelescope.org site since 2009, use the {{ESA-Hubble}} tag.

• Stingray Nebula image credit: NASA, Matt Bobrowsky, Orbital Sciences Corporation from [2] archive copy at the Wayback Machine.
• Cat's Eye Nebula image credit: NASA, ESA, HEIC, and The Hubble Heritage Team (STScI/AURA) from [3].