A

Aberration, chromatical
Aberration, spherical
Aberration of light
Almagest
Altitude
Aperture
Aphelion
Apogee
Apparent SolarTime (AST)
Asterism
Asteroid
Astrology
Astronomical Unit
Astronomy
Azimuth

B

Bearing
Binary star
Bolide

C

Celestial latitude
Celestial longitude
Comet
Conjunction
Constellation
Corona

D

Declination (Dec.)

E

Eccentricity
Eclipse
Ecliptic
Ellipse
Elongation
Equation of Time (ET)
Equator, celestial
Equator, galactic
Equinox
Eyepiece

G

Galaxy
Gibbous
Granulation

H

Horizon
Hour angle
Hour circle

L

Light-year
Limb
Longitude difference

M

Magnitude, stellar
Meridian, celestial
Meteor
Meteor shower
Meteorite

N

Nebula, dark
Nebula, gaseous diffuse (gn)
Nebula, planetary (pn)
NGC
Node
Nova
Nutation

O

Objective
Oblateness
Occultation
Opposition

P

Parallax
Perigee
Perihelion
Planet
Position angle (PA)
Precession of the equinoxes
Prime vertical
Prominence
Proper motion

Q

Quadrature

R

Radiant
Retrograde motion
Revolution
Rift
Right ascension (RA)
Rotation

S

Satellite
Shooting star
Sidereal time
Solar wind
Solstice
Spectral type
Spectrum
Star
Stereographic projection
Sun
Sun, active
Sun, quiet
Sunspot
Supernova
Supernova Remant

T

Telescope
Telescope, catadioptric
Telescope, reflecting
Telescope, refracting
Telescope mounting, altazimuth
Telescop mounting, equitorial
Terminator
Time, Local Mean (LMT)
Time, Standard Mean (SMT)
Transit

V

Variable star
Vertical circle

W

Wane
Wax

Z

Zenith
Zodiac


Compiled by:
C. Kronberg --- 96/12/17 --- smil@agleia.de