Astrophysics (index)

Gaia

(survey satellite at 400-1000 nanometers)

Gaia is an European Space Agency (ESA) space observatory designed to map stars and other astronomical objects using Astrometry. It has two 1.45 x 0.5 meter telescopes viewing the Optical range as well as very Near Infrared (NIR). It was launched in 2013 for a five year mission at the L2 Earth-Sun Lagrangian Point. Instruments:

The Gaia-ESO Survey (GES) is a survey conducted with Gaia of 100,000 stars in the Milky Way.


(telescope,reflector,space,visible light,infrared,ESA,survey,stars,astrometry,L2)
http://en.wikipedia.org/wiki/Gaia_(spacecraft)
http://sci.esa.int/gaia/
WaveLFreqPhoton
Energy
  
400nm750THz3.1eVbeginGaia
1000nm300THz1.3eVendGaia

Referenced by:
Astronomical Survey
European Space Agency (ESA)
Lagrangian Point

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