Louis Ingenthron@freemo Oh wow. Yeah, as I understand it, most of what we understand as "seeing" nebulas in pictures is really like x-ray spectrum or something shifted into our visible color spectrum. So, in natural light viewing, they're mostly just slightly darker patches of the sky.
GNU social JP is a social network, courtesy of GNU social JP管理人. It runs on GNU social, version 2.0.2-dev, available under the GNU Affero General Public License.
All GNU social JP content and data are available under the Creative Commons Attribution 3.0 license.