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

Alphabetical index

Ephemeris meridian A fictional meridian that at any moment occupies a position ...	Equator of a celestial body The equator of a celestial body is a great circle on the ...
Equatorial coordinate The equatorial coordinate is the most widely used system of ...	Equatorial coordinates of a direction Equatorial coordinates of a direction are the coordinates of ...
Equatorial table An equatorial table is a flat support for one or more ...	Equinox The point in the Earth's orbit where the apparent ...
Equinox equation The equinox equation is the difference represented by true ...	Eros Eros is an asteroid 33 km long and 13 km wide. Its mass is ...
ERS-2 The European Space Agency launched the ERS-2 satellite in ...	ESA The ESA is theEuropean Space Agency. It is the equivalent in ...
ESO The ESO (European Southern Observatory: ) was created by ...	ESTEC European Space Research and Technology Centre. Located in ...
Eucrite Eucrites are stony meteorites in the achondrite class. They ...	EUMETSAT EUMETSAT is an intergovernmental organisation in charge of ...
Europa Like Io, Europa is one of the satellites observed by Galileo ...	Evening star The name given to the planet Venus when it is visible after ...
Exobiology Exobiology is the science in which the search for life in ...	ExoMars The ExoMars mission has the objective of sending an ...
Exoplanet These are planets that revolve, not around the Sun, but ...	Extrasolar Means "outside the solar system". Extrasolar ...