| Astrocles | Astrocles actinodetus | Astrocles djakonovi |
| Astrocles japonicus | Astroclon | Astroclon propugnatoris |
| Astroclon suensoni | Astrocnida | Astrocnida isidis |
| Astrococcus | Astrococcus coriaceus | Astrococcus cornutus |
| Astrocodon auritus | Astrocodon expansus | Astrocodon kruhseanus |
| Astrocodon piperi | Astrocoeniidae | Astroconger myriaster |
| Astroconus annulatus | Astroconus australis | Astroconus capensis |
| Astroconus occidentalis | Astroconus pulcher | Astrocottus |
| Astrocottus leprops | Astrocottus matsubarae | Astrocottus oyamai |
| Astrocottus regulus | Astrocrius | Astrocrius murrayi |
| Astrocrius parens | Astrocrius sobrinus | Astrocrius waitei |
| Astrocyclus | Astrocyclus caecilia | Astrocynodus herrerai |
| Astrocystis | Astrocystis cyatheae | Astrocystis eleiodoxae |
| Astrocystis fimbriata | Astrocystis freycinetiae | Astrocystis mirabilis |
| Astrocystis nypae | Astrocystis rachidis | Astrocystis rudis |
| Astrocystis selangorensis | Astrocystis sinensis | Astrocyt |
| Astrocyter | Astrodactylus robillardi | Astrodactylus sculptus |
| Astrodaucus | Astrodaucus bessarabicus | Astrodaucus leptocarpus |
| Astrodaucus littoralis | Astrodaucus orientalis | Astrodaucus persicus |
| Astrodendrum | Astrodendrum capensis | Astrodendrum elingamita |
| Astrodendrum galapagensis | Astrodendrum laevigatum | Astrodendrum malabaricum |
| Astrodendrum pustulatum | Astrodendrum sagaminum | Astrodesmus |
| Astrodesmus compactilis | Astrodesmus hirsutipes | Astrodesmus laxus |
| Astrodesmus luridus | Astrodesmus macrotrichus | Astrodesmus neuvillei |
| Astrodesmus noduliger | Astrodesmus petilus | Astrodesmus pycnonyx |
| Astrodesmus stellifer | Astrodesmus striatus | Astrodesmus ussagaranus |
| Astrodesmus wabonicus | Astrodia | Astrodia bispinosa |
| Astrodia plana | Astrodia tenuispina | Astrodictyum |
| Astrodictyum panamense | Astrodiplosis | Astrodiplosis speciosa |
| Astrodochium | Astrodochium coloradense | Astrodome |
| Astrodon johnstoni | Astrodoras | Astrodoras asterifrons |
| Astrofizikov | Astrofizikov, hrebet | Astrofotografering |
| Astrofotografi | Astrofyllit | Astrofysik |
| Astrofysik i ljusets hastighet | Astrofysiken | Astrofysiker |
| Astrofysisk | Astrofysisk maser | Astrogenes |
| Astrogenes chrysograpta | Astrogenes insignata | Astrogeologi |
| Astrogeron | Astrogeron supinus | Astroglymma |
| Astroglymma sculptum | Astroglymna | Astroglymna robillardi |
| Astroglymna robillardi var. spinosum | Astroglymna sculptum | Astroglymna spinosum |
| Astrogomphus | Astrogomphus munita | Astrogomphus munitus |
| Astrogomphus rudis | Astrogomphus vallatus | Astrogonium abnormale |
| Astrogonium aequabile | Astrogonium annectens | Astrogonium aphrodite |
| Astrogonium articulatum | Astrogonium astrologorum | Astrogonium australe |
| Astrogonium bourgeti | Astrogonium crassimanum | Astrogonium cuspidatum |
| Astrogonium discus | Astrogonium dubium | Astrogonium duebeni |
| Astrogonium emili | Astrogonium eminens | Astrogonium fallax |
| Astrogonium geometricum | Astrogonium gracilie | Astrogonium greeni |
| Astrogonium gunni | Astrogonium huttoni | Astrogonium hystrix |
| Astrogonium inaequale | Astrogonium intermedium | Astrogonium jordani |
| Astrogonium lamarcki | Astrogonium longobrachiale | Astrogonium magnificum |
| Astrogonium marginatum | Astrogonium meridionale | Astrogonium miliare |
| Astrogonium mozaicum | Astrogonium necator | Astrogonium ornatum |
| Astrogonium parelii | Astrogonium patagonicum | Astrogonium paxillosum |
| Astrogonium pretiosus | Astrogonium pulchellum | Astrogonium roseum |
| Astrogonium rugosum | Astrogonium semilunatus | Astrogonium souleyeti |
| Astrogonium tessellatum | Astrogonium tuberculatum | Astrogordius cacaoticus |
| Astrogorgia | Astrogorgia bayeri | Astrogorgia begata |
| Astrogorgia canala | Astrogorgia dumbea | Astrogorgia jiska |
| Astrogorgia lafoa | Astrogorgia lea | Astrogorgia mengalia |
| Astrogorgia milka | Astrogorgia rubra | Astrogorgia sara |
| Astrogorgia sinensis | Astrogymnotes | Astrogymnotes catasticta |
| Astrogymnotes hamishia | Astrogymnotes irimurai | Astrogymnotes thomasinae |
| Astrogyne coriacea | Astrohamma | Astrohamma tuberculatum |
| Astrohamma tuberculatus | Astrohelix | Astrohelix bellator |
| Astrohelix bellator var. paucidens | Astrohydra | Astrohydra japonica |
| Astroides | Astroides calycularis | Astrokemi |
| Astrokemist | Astrolabe | Astrolabe (ö i Antarktis, lat -63,32, long -58,68) |
| Astrolabe (ö i Antarktis, lat -64,60, long -62,91) | Astrolabe (fartyg) | Astrolabe Glacier |
| Astrolabe Island | Astrolabe Lake | Astrolabe Lake (sjö i Kanada, Ontario) |
| Astrolabe Needle | Astrolabe Rupes | Astrolabe, Glacée de l' |
| Astrolabe, isla | Astrolabe, Islote | Astrolabebukten |
| Astrolabia | Astrolabia furcata | Astrolabia heterotheca |
| Astrolabium | AstroLander | Astrolepis |
| Astrolepis beitelii | Astrolepis cochisensis | Astrolepis crassifolia |
| Astrolepis deltoidea | Astrolepis integerrima | Astrolepis laevis |
| Astrolepis obscura | Astrolepis sinuata | Astrolepis sinuata subsp. mexicana |
| Astrolepis windhamii | Astrolinon pusillum | Astrolirus |
| Astrolirus panamensis | Astroloba | Astroloba bicarinata |
| Astroloba bullulata | Astroloba congesta | Astroloba corrugata |
| Astroloba deltoidea | Astroloba deltoidea var. intermedia | Astroloba dodsoniana |
| Astroloba egregia | Astroloba egregia var. fardeniana | Astroloba foliolosa |
| Astroloba herrei | Astroloba pentagona | Astroloba rubriflora |
| Astroloba skinneri | Astroloba spiralis | Astroloba spiralis subsp. foliolosa |
| Astroloba turgida | Astrolobasläktet | Astrolobe |
| Astrolobium scorpioides | Astrolobor | Astrolog |
| Astrologen | Astrologen (låt) | Astrologen (sång) |
| Astrologi | Astrologin | Astrologisk |
| Astroloma | Astroloma baxteri | Astroloma candolleanum |
| Astroloma ciliatum | Astroloma compactum | Astroloma conostephioides |
| Astroloma cuneifolium | Astroloma denticulatum | Astroloma dilatatum |
| Astroloma discolor | Astroloma divaricatum | Astroloma drummondii |
| Astroloma epacridis | Astroloma foliosum | Astroloma glaucescens |
| Astroloma hirsutum | Astroloma humifusum | Astroloma juniperinum |
| Astroloma lasionemum | Astroloma latifolium | Astroloma longiflorum |
| Astroloma macrocalyx | Astroloma marginatum | Astroloma microcalyx |
| Astroloma microdonta | Astroloma microphyllum | Astroloma pallidum |
| Astroloma pinifolium | Astroloma prostratum | Astroloma pungens |
| Astroloma serratifolium | Astroloma splendens | Astroloma stomarrhena |
| Astroloma tectum | Astroloma xerophyllum | Astroloy |
| Astrolux | Astrolytes fenestralis | Astroma |
