Page 11 - Universe dictionary by Futura-Sciences

Alphabetical index

Gamma ray Gamma radiation consists of photons, like visible light or ...	Ganymede Ganymede is the largest and brightest of the Galilean ...
Gas giant Gas giants are massive, low density planets composed ...	Gas planet Gas planets are mainly composed of hydrogen and helium and ...
Gauss constant The Gauss constant K = 0.017 202 098 95 - It is a constant ...	Genesis 1 Genesis 1 was launched on 13 July 2006 by a Dnepr launcher ...
Geocentric Geocentric refers to a reference system with the Earth at the centre.	Geometric coordinates Geometric coordinates are coordinates showing the geometric ...
GEOSS Global Earth Observation System of Systems - Some 55 nations ...	Geostationary orbit Geostationary orbit is a circular orbit in the plane of the ...
Geostationary satellite A satellite in a 36 000 km altitude orbit that appears ...	Geostationary transfer orbit A geostationary transfer orbit is a temporary orbit used by ...
Geosynchronous orbit A geosynchronous orbit is a geostationary orbit in the same ...	Giant planet The giant planets have a diameter of over 48 000 km (e.g. ...
Giant star A star the size of the Sun will end its life after a few ...	Giotto Launched on 2 July 1985 by an Ariane-1 rocket, on 13 March ...
Globular cluster A globular cluster is a spherical cluster of several ...	GLONASS GLONASS is the Russian satellite geopositioning system. ...
GMES Global Monitoring for Environment and Security is a European ...	GMT GMT (Greenwich Mean Time) is the mean solar time at ...