Page 2 - Letter G - Universe dictionary by Futura-Sciences

Alphabetical index

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 ...
GNSS Global navigation satellite system: determination of the ...	Goddard Space Flight Center The Goddard Space Flight Center (GSFC) is one of the many ...
Gravitational assist Gravitational assist is a technique using the attraction of ...	Gravitational lens One of the first phenomena predicted by general relativity, ...
Greenwich meridian The Earth's meridian passing through Greenwich observatory. ...	Gregorian calendar The Gregorian calendar was introduced by pope Gregory XII in ...
Group of galaxies A concentration of galaxies held together by gravitation. ...	GSTP The General Support Technology Programwas initiated by the ...
Guiana Space Centre The Guiana Space Centre is the European Space Agency's ...