Space News From SpaceDaily.Com
Space News from SpaceDaily.Com brings the space industry professional daily news from the frontier, with contract, bid, launch and on-orbit satellite news as it happens.
nasa
Socioeconomic Data and Applications Center | SEDAC
A Data Center in NASA's Earth Observing System Data and Information System (EOSDIS)
Astronomy Picture of the Day Archive 2015
astronomy picture of the day dated archive listing