Term Index (Z)
- Z:
- Z Andromedae variable:
- Z Andromedae with eclipses:
- Z band:
- infrared (IR): electromagnetic radiation, wavelength 0.74-300 micrometers
- Z boson:
- Zürich number:
- sunspot: temporary darker region of the Sun's surface
- Z+: symbol for ion or ion charge
- z-band:
- Z-FOURGE:
- Z-Spec:
- z8:
- zabs:
- redshift (z): change to longer wavelengths due to Doppler effects
- zem:
- redshift (z): change to longer wavelengths due to Doppler effects
- Zp:
- Z+:
- Z+: symbol for ion or ion charge
- z=2.38 Filament:
- ZAHB:
- horizontal branch (HB): a second "giant" stage in the evolution of some main sequence stars
- ZAMO frame: a frame of reference that is not rotating
- ZAMS:
- ZAND:
- ZANDE:
- ZC:
- zC-SINF:
- SINS: near-infrared study of distant luminous galaxies
- zCOSMOS:
- Cosmic Evolution Survey (COSMOS): investigation of dark matter and the universe's large scale structure
- SINS: near-infrared study of distant luminous galaxies
- ZDI:
- Zeeman effect: magnetic field influence on spectral lines
- Zeeman-Doppler imaging (ZDI): technique for imaging stellar magnetic fields
- Zel'dovich approximation: model of the formation of cosmological structure
- Zel'dovich pancake:
- zenith: spot on the sky directly above something
- zenith distance:
- ZEPLIN: experiment to identify WIMPs with a tank of xenon
- ZEPLIN-III:
- ZEPLIN: experiment to identify WIMPs with a tank of xenon
- zero angular momentum frame:
- ZAMO frame: a frame of reference that is not rotating
- zero-age HB:
- horizontal branch (HB): a second "giant" stage in the evolution of some main sequence stars
- zero-age main sequence (ZAMS): describes stars that just began hydrogen fusion
- zero-field level crossing:
- Hanle effect: affect of magnetic field on the polarization of emitted photons
- zero-point energy:
- Zeta Aurigae system:
- Zeta Tucanae:
- F-type star (F): spectral class of star a bit hotter than then Sun
- ZEUS-2:
- ZF:
- ZFOURGE:
- Zhao profile:
- zinc:
- Am star: A-type star with metallic lines
- zino:
- supersymmetry (SUSY): extension to standard model of particle physics
- Zipf's law: particular discrete probability distribution discovered in linguistics
- Zipfian distribution:
- Zipf's law: particular discrete probability distribution discovered in linguistics
- zirconium:
- Am star: A-type star with metallic lines
- ZOA:
- ZOAG:
- zodiac:
- zodiacal light: sunlight reflected off interplanetary dust
- zonal coefficients:
- zonal flow: east-west air circulation
- zonal harmonic gravity model:
- J2: geopotential coefficient regarding a planet's oblateness
- zonal wind:
- zone: apparent "horizontal" band in an atmosphere
- zone of avoidance (ZOA): region of sky obscured by Milky Way
- zone of full illumination:
- illumination: measure of light energy producing a telescope's image
- zone of mixing:
- Hadley cell: circulation pattern of up at the equator, poleward, down, and back
- Zoned Proportional Scintillation in Liquid Noble Gases:
- ZEPLIN: experiment to identify WIMPs with a tank of xenon
- ZPE:
- ZTF:
- ZTF J1539+5027: binary star of two white dwarfs with tight orbit
- Zw:
- Zw 3146:
- Zwicky 3146 (Zw 3146,ZwCl 1021.0+0426): nearby large galaxy cluster
- Zw I 18:
- I Zwicky 18 (I Zw 18,Zw I 18): blue compact galaxy with low metallicity
- ZwCl:
- ZwCl 1021.0+0426:
- Zwicky 3146 (Zw 3146,ZwCl 1021.0+0426): nearby large galaxy cluster
- Zwicky 3146 (Zw 3146,ZwCl 1021.0+0426): nearby large galaxy cluster
- Zwicky Catalog:
- Zwicky Transient Facility:
- ZZ Ceti variable:
Index