Encyclopedia
Discovery
- Famous astronomers
- Main dates
- Discoveries in
  the solar system
  - Sun
    - Sunspot
    - Solar eclipses
  - Mercury
    - Advance of the perihelion
  - Venus
    - Phases
    - Rotations
  - Earth
    - Form
    - Motion
  - Moon
    - Craters
    - Surface
  - Mars
  - Jupiter
  - Saturn
    - Rings
    - Satellites
  - Uranus
  - Neptune
  - Pluto
  - Asteroids
  - Comets
Space
- History
- Launching sites
- Space missions
  - Apollo
  - Mariner
  - Viking
  - Voyager
  - Galileo
  - Soho
  - Mars Express
  - Cassini/Huygens
  - Luna
Observatories
- FP7 ESPaCE Institutes
  - IMCCE
  - ROB
  - TUB
  - JIVE
  - CNES
  - DLR
  - TUD
- Other European observatories
  - Observatoire de Paris
  - Pic du Midi
  - OHP
  - Bordeaux
  - OCA
  - Besançon
  - Greenwich
  - Torino
  - Vatican
  - Catania
  - Bucarest
  - Pulkovo
  - SAI
- Institutes outside Europe
  - USNO
  - JPL
  - Mount Palomar
  - Zelenchuk
  - Shanghai
  - Itajuba
  - ESO
- The largest
  telescopes
  - Reflectors
  - Refractors
- Space observatories
  - HST
  - GAIA
  - SOHO
Understanding

Important dates discoveries

Astronomers have advanced astronomy

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DISCOVERIES

The discovery of the sky is one of the main concerns of the human beings.
This is not only done by observation but also by theoretical studies.

access to some stubborn astronomers who have advanced our knowledge of the solar system

access to a list of dates of main discoveries for the Solar system.

access to discoveries about each objects of the Solar system.