Space dictionary by Futura-Sciences

Alphabetical index

Aberration In physics, an optical system is said to have an aberration ...	Active galaxy nucleus Active Galactic Nuclei(AGN) are particularly bright galactic ...
Aldebaran Aldebaran is the brightest star in the constellation of ...	Analemma The analemma is a figure obtained by juxtaposing the ...
Andromeda galaxy The MESSEIR 31 galaxy - the Andromeda galaxy - is one of the ...	Aperture synthesis Aperture synthesis is a method using radiating elements or ...
Arend-Roland comet On 8 November 1956, two astronomers from the Royal Belgian ...	Arp's loop Arp's loop (from the name of its discoverer Halton Arp) is a ...
Asteroid belt The asteroid belt lies between the orbits of Mars and ...	Asymptotic giant branch The Asymptotic giant branch, AGB, is part of the evolutive ...
Bennett's comet This comet was discovered in 1969 by the amateur astronomer ...	Bethe cycle The Bethe cycle is the well-known CNO cycle discovered by ...
Big Crunch The Big Crunch is the cosmological model that is in a way ...	Big Rip The Big Rip is a cosmological model based on a particular ...
Blazar A blazar is a special class of quasar in the unified AGN ...	Bolide A bolide is a meteorite with a large mass. Unlike shooting ...
Bullet cluster The galaxy cluster 1E0657-56, also called the "Bullet ...	Canada-France-Hawaii observatory The Canada France Hawaii Telescope is a 3.6 metre diameter ...
Cepheid A cepheid is a giant variable star pulsating at a very ...	Constellation of Andromeda In mythology, Andromeda was the daughter of Cassiopeia and ...