NASA

Solar System Exploration

 - Blue Marble | NEO

Visible Earth

Earth Observations

Earth Science Office  |  SatImages

MODIS Rapid Response

NASA Science

Goddard Space Flight Center

 - Solar Data Analysis Center 

 - Scientific Visualization Studio 

 - MODIS  |  AIRS

Goddard Institute for Space Studies

Goddard Earth Sciences | Giovanni

JFK Space Center

Glenn Research Center

NASA Multimedia  |  NASA TV

Visible Earth

Astronaut Photography

Picture of the Day

Jet Propulsion Lab

 - MISR  |  PhotoJournal

Hubble Space Telescope

hubblesite.org

Terra

Ocean Surface Topography

Space Shuttle Oceanography

Satellite Tracking

Ozone Hole Watch

USGS

Natl. Geospatial Program

EROS  |  Landsat

Earth as Art

ESA

Observing the Earth

Satellite Images

Spacecraft Operations

Science & Technology

Galileo Navigation

Arianespace

DLR

Heavens Above

RB

SRTM

EOWEB

ESO

CNES.fr 

BNSC.gov.uk 

IKI.ru 

Verschiedenes

Astronomie.de

 - Himmelsvorschau

 - Astronavigation

astronomie.info

MS WorldWide Telescope

Google Sky | Google Moon | Google Earth Sky

Celestia

Sloan Digital Sky Survey  |  SkyServer 

SpaceWeather

Astronomy Online

calsky - Astronomiekalender

 - Planetarium

Intl. Astronomical Union

Starkenburg-Sternwarte |  - IAU Sternwarten

Atlas of the Universe

ZDF Spacemodule

In the beginning the universe was created.

This has made a lot of people very angry and been widely regarded as a bad move.

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