Y_Ddaear
Haul
Celf
Seryddiaeth
Lleuad
Seren
Hydref
Cysawd_yr_Haul
Aristoteles
Mawrth_(planed)
Sadwrn_(planed)
Planed
Albert_Einstein
Amser
Isaac_Newton
Iau_(planed)
Gwobr_Ffiseg_Nobel
Leonardo_da_Vinci
Wranws_(planed)
Neifion_(planed)
Disgyrchiant
Gwener_(planed)
Mercher_(planed)
Cytser
Y_gofod
Galileo_Galilei
Cyhydedd
Ptolemi
Atmosffer_y_Ddaear
Galaeth
Gofodwr
Iâ
Asteroid
Mecaneg_cwantwm
Plwton_(planed_gorrach)
Bydysawd_(seryddiaeth)
Comed
Blwyddyn_golau
Llanw
Sêr-ddewiniaeth
Planed_allheulol
Stephen_Hawking
Johannes_Kepler
Orïon_(cytser)
Mis
Diffyg_ar_yr_haul
Telesgop
Ursa_Major
Nicolaus_Copernicus
Twll_du
Damcaniaeth_y_Glec_Fawr
Uned_seryddol
Apollo_11
Astroffiseg
Christiaan_Huygens
Crux
Cosmoleg
Iau_(duw)
Cygnus_(cytser)
Planed_gorrach
Taurus_(cytser)
Nifwl
Canis_Major
Gofod-amser
Carl_Sagan
Carl_Friedrich_Gauss
Deddfau_mudiant_Newton
Sidydd
Perthnasedd_cyffredinol
Heuldro
Giordano_Bruno
Aquarius_(cytser)
Ursa_Minor
Cyhydnos
Aries_(cytser)
Scorpius_(cytser)
Pythagoras
Rhaglen_Apollo
Virgo_(cytser)
Omar_Khayyam
Leo_(cytser)
Telesgop_Gofod_Hubble
Sagittarius_(cytser)
Andromeda_(cytser)
Carina_(cytser)
Perseus_(cytser)
Cancer_(cytser)
Nos
Centaurus
Pisces_(cytser)
Canis_Minor
Libra_(cytser)
Apus
Gemini_(cytser)
Cassiopeia_(cytser)
Voyager_2
Eratosthenes
Coma_Berenices
Aquila_(cytser)
Heuldro'r_gaeaf
Corvus_(cytser)
William_Herschel
Titan_(lloeren)
Capricornus_(cytser)
Rhuddiad
Gwregys_Kuiper
Pyxis
Pegasos_(cytser)
Canes_Venatici
Galaeth_Andromeda
Albedo
Boötes
Corona_Borealis
Antlia
Draco_(cytser)
Hercules_(cytser)
Hydra_(cytser)
Fornax
Charon_(lloeren)
Cawr_nwy
Ceres_(planed_gorrach)
Cepheus_(cytser)
Voyager_1
Ara_(cytser)
Phobos_(lloeren)
Norma_(cytser)
Joseph-Louis_Lagrange
Gofod_dau_ddimensiwn
Delphinus_(cytser)
Caelum
Sirius
Circinus
Gorwel
Muhammad_ibn_Mūsā_al-Khwārizmī
Lynx_(cytser)
Awyrfaen
Diffyg_ar_y_lleuad
Tycho_Brahe
Crater_(cytser)
Corona_Australis
Anacsimandros
Triangulum_(cytser)
Lupus_(cytser)
Hydrus
Camelopardalis
Tucana
Alban_Elfed
Edwin_Powell_Hubble
Clwstwr_sêr
Alban_Eilir
Telescopium
Columba_(cytser)
Chamaeleon_(cytser)
Sculptor_(cytser)
Deddf_disgyrchedd_cyffredinol_Newton
Twr_Tewdws
Seren_y_Gogledd
Awrora
Io_(lloeren)
Dorado_(cytser)
Leo_Minor
Canolfan_Ofod_Kennedy
Musca_(cytser)
Mater_rhyngseryddol
Eris_(planed_gorrach)
Phoenix_(cytser)
Triton_(lloeren)
Gofod_(ehangder)
Lepus_(cytser)
Seren_niwtron
New_Horizons
Arsyllfa_Frenhinol_Greenwich
Piscis_Austrinus
Indus_(cytser)
Helios
Astrofioleg
Ton_ddisgyrchol
Triangulum_Australe
Makemake_(planed_gorrach)
Brian_May
Galaeth_y_Llwybr_Llaethog
Apollo_13
Charles_Messier
Deddfau_mudiant_planedau_Kepler
Cwmwl_Oort
Gwedd_leuad
Callisto_(lloeren)
Apollo_8
Eugene_Cernan
Lacerta
Brahmagupta
Darfudiad
Juno_(chwiliedydd)
Poseidonius
Grŵp_Lleol
Eridanus_(cytser)
Svante_August_Arrhenius
Telesgop_Gofod_James_Webb
Nifwl_Mawr_Orïon
Lleuad_lawn
Apollo_13_(ffilm)
Pwynt_Lagrange
Uwch_glwstwr
Seren_wib
Ffrwydriad_Tunguska
Deimos_(lloeren)
Enceladws_(lloeren)
Cwaseren
486958_Arrokoth
Proxima_Centauri
Apollo_15
Isaac_Roberts
3_Juno
Apollo_14
2_Pallas
Titan
Apollo_12
William_Lassell
Chandra_Wickramasinghe
Rhea_(lloeren)
Olympos_Mons
Galaeth_Triangulum
Jocelyn_Bell_Burnell
Neil_deGrasse_Tyson
Gwregys_Orïon
Titania_(lloeren)
433_Eros
Dione_(lloeren)
Phoebe_(lloeren)
Ole_Rømer
Ariel_(lloeren)
Iapetws_(lloeren)
Galaeth_Seyfert
Uwch_Glwstwr_Virgo
Ernst_Julius_Öpik
Mimas_(lloeren)
Brycheuyn_haul
4_Vesta
Pandora_(lloeren)
Labordy_gwyddonol_Mawrth
Blwyddyn_galactig
Hydra_(lloeren)
Gliese_581_c
Apollo_10
De_Revolutionibus_Orbium_Coelestium
Hyperion_(lloeren)
Juliet_(lloeren)
Cosmogoni
67P/Churyumov–Gerasimenko
Nix_(lloeren)
Hypatia
Oberon_(lloeren)
Y_Ddisgen_Wasgaredig
Caroline_Herschel
Glaniad_ar_y_Lleuad
Luna_2
Protëws_(lloeren)
Dysnomia_(lloeren)
Ar_Leuad_Lawr
Apollo_9
Styx_(lloeren)
Apollo_7
Llwybr_i'r_Lleuad
Messier_101
Miranda_(lloeren)
Yr_Undeb_Seryddol_Rhyngwladol
Telesgop_Event_Horizon
Lyra_(cytser)
Ophiuchus
Monoceros
Pan_(lloeren)
Equuleus
Serpens
10_Hygiea
Seren_Barnard
Vela_(cytser)
Puppis
Sextans_(cytser)
Vulpecula
Sagitta
Ianws_(lloeren)
Volans
Pavo_(cytser)
Grus_(cytser)
Octans
Horologium_(cytser)
Microscopium
Pictor
Mensa_(cytser)
Scutum_(cytser)
Epimethëws_(lloeren)
Tethys_(lloeren)
Promethëws_(lloeren)
Ceres
Reticulum_(cytser)
Patrick_Moore
Lleuad_orwych
Regulus_(seren)
Atlas_(lloeren)
Mars_Pathfinder
Arsyllfa_Mount_Wilson
Aragats
Arcturus
Nereid_(lloeren)
Praesepe_(clwstwr_sêr)
Panspermia
Nifwl_Llygad_y_Gath
Urbain_Le_Verrier
Hyades_(clwstwr_sêr)
Pileri'r_Greadigaeth
Io
Orion_(mytholeg)
Vera_Rubin
Kerberos_(lloeren)
Akatsuki
Proxima_Centauri_b
Helen_Sawyer_Hogg
Annie_Jump_Cannon
Mary_Somerville
Almagest
Helene_(lloeren)
15810_Arawn
6_Hebe
Blwyddyn_gosmig_(seryddiaeth)
216_Kleopatra
Blaseren
Johann_Elert_Bode
Walter_Baade
Mu_Arae
951_Gaspra
Mur_Mawr_(seryddiaeth)
Atynydd_Mawr
Hen_ŵr_y_lleuad
5_Astraea
Areoleg
(66391)_1999_KW4
Thalassa_(lloeren)
Epsilon_Eridani
Unreal_Tournament
7_Iris
4179_Toutatis
Despina_(lloeren)
Amser_Mawrth
Ophelia_(lloeren)
Cecilia_Payne-Gaposchkin
Desdemona_(lloeren)
HD_209458_b
Puck_(lloeren)
Heinrich_Wilhelm_Olbers
Calypso_(lloeren)
Larissa_(lloeren)
Bianca_(lloeren)
Nicolas_Louis_de_Lacaille
Perthnasedd_arbennig
Galaeth_droellog
Telesgop_Pegwn_y_De
51_Pegasi_b
Cordelia_(lloeren)
Henrietta_Swan_Leavitt
Galatea_(lloeren)
Cressida_(lloeren)
Cyhydedd_wybrennol
Naiad_(lloeren)
Triton
Hipparchus
Portia_(lloeren)
Seren_ddwbl
William_Cranch_Bond
8_Flora
Nifwl_Sadwrn
Maint_(seryddiaeth)
Mars_2
Uwchnofa
Eris
Arolwg_Rhuddiad_Galaeth_Maes-dwy-radd
Margaret_Burbidge
Rhestr_mynyddoedd_ar_y_Lleuad
Telesto_(lloeren)
Wolf_359
Nifwl_Helics
5535_Annefrank
Johannes_Hevelius
Eleanor_F._Helin
Sextans_A
Seroliaeth
Setebos_(lloeren)
Belinda_(lloeren)
Petrus_Plancius
Gliese_581_d
9_Metis
Margaret_Lindsay_Huggins
Apollo_17
Ganymede
Carolyn_S._Shoemaker
Comed_Halley
Ffotosffer
Callisto
Pavonis_Mons
2M1207b
Gwrthrych_Messier
Cawr_coch
Sbectrosgopeg
Rhea
Galaeth_eliptig
Antony_Hewish
Andrea_M._Ghez
John_Flamsteed
Effaith_Doppler
Vega
Caliban_(lloeren)
Sycorax_(lloeren)
Prospero_(lloeren)
Stephano_(lloeren)
Canopus
Helen_Lines
Triongl_yr_Haf
Galaeth_lensaidd
Heather_Couper
Yr_Aradr_(seroliaeth)
Tharsis
Prif_ddilyniant
John_Jones_(seryddwr)
Marguerite_Laugier
Mawrth_Vallis
Arabia_Terra
Betelgeuse
Procyon
Maria_Mitchell
Gliese_436_b
Adela_Ringuelet
Elizabeth_Roemer
Tethys
Aldebaran
Starship_SpaceX
Apollo_16
Nifwl_y_Cranc
Rosaly_Lopes-Gautier
Jane_Luu
Charlotte_Moore_Sitterly
Argo_Navis
Triongl_y_Gaeaf
Secstant
Frank_Drake
Jill_Tarter
Altair
Rhaglen_Artemis
Pelydriad_corff_du
Seren_gawr
Elisabeth_Vreede
Teresa_Lago
Amser_yr_haul
Dorothea_Klumpke
NGC_15
NGC_13
Elisabeth_von_Matt
NGC_11
NGC_21
NGC_27
Mu_Arae_c
NGC_38
Mu_Arae_e
First_Man
Ulrika_Babiaková
Blaenoriad_y_cyhydnosau
Roger_Penrose
Rigel
Lisa_Kaltenegger
WASP-2b
Agnès_Acker
Florence_Cushman
Anders_Jonas_Ångström
Parth_cyfannedd
Capella
Perseverance_(crwydrwr)
Pamela_L._Gay
Algol
Amser_y_sêr
Arsyllfa_Griffith
Triongl_y_Gwanwyn
Deneb
Rosalind_(lloeren)
Alice_Vibert_Douglas
NGC_2
Mariner_9
C/2020_F3_(NEOWISE)
NGC_43
James_Bradley
Dialogo_sopra_i_due_massimi_sistemi_del_mondo
NGC_48
Julie_Vinter_Hansen
NGC_7793
NGC_501
NGC_7814
Mary_Watson_Whitney
NGC_503
Giovanni_Battista_Riccioli
Édmée_Chandon
NGC_500
Svetlana_Gerasimenko
Ingrid_van_Houten-Groeneveld
Liisi_Oterma
Carolyn_Porco
Lyudmila_Chernykh
Sandra_Faber
Tamara_Mikhaylovna_Smirnova
Beatrice_Tinsley
NGC_1264
Lenka_Kotková
Egwyddor_Copernicaidd
2598_Merlin
Ruby_Payne-Scott
Manhattanhenge
Lyudmila_Zhuravlyova
Zdeňka_Vávrová
Sara_Seager
NGC_5774
Margaret_Geller
Comed_fawr
Lyudmila_Karachkina
Ewine_van_Dishoeck
Antonia_Maury
Gertrude_Bacon
Hoced_Mawr_y_Lleuad_1835
Epsilon_Eridani_b
Anja_Cetti_Andersen
Pelageya_Shajn
Z8_GND_5296
Odette_Bancilhon
Mary_Adela_Blagg
Christine_Kirch
Jana_Tichá
Debra_Fischer
Heinrich_Christian_Schumacher
Comed_Donati
Janet_Akyüz_Mattei
HD_149026_b
Ľudmila_Pajdušáková
Sethanne_Howard
Victoria_Kaspi
Amy_Mainzer
Antinous_(cytser)
Mu_Arae_d
Henrietta_Hill_Swope
Noachis_Terra
Mu_Arae_b
Marie-Jeanne
Erika_Böhm-Vitense
Margaret_Harwood
Dorrit_Hoffleit
XO-1b
William_Henry_Smyth
Vera_Gaze
Ida_Barney
Anna_Frebel
Jeanne_Dumée
Upsilon_Andromedae_b
Jacqueline_Hewitt
James_Ferguson
Eva_K._Grebel
Heidi_Hammel
Emma_Vyssotsky
Martha_P._Haynes
Amy_Barger
Mons_La_Hire
Margaret_Mayall
Virginia_Louise_Trimble
Robin_M._Canup
Alla_Masevich
Edith_Alice_Müller
Lidija_Petrovna_Ceraská
Beatriz_Barbuy
Rosemary_Wyse
Margaretha_Kirch
Tabetha_S._Boyajian
Pascale_Ehrenfreund
Chryssa_Kouveliotou
Helen_Dodson_Prince
Elisa_Quintana
Karen_Jean_Meech
Rhestr_galaethau_troellog
Reiki_Kushida
Esmeralda_Mallada
Kyongae_Chang
Xanthe_Terra
Paula_Szkody
Carole_Jordan
Praskov′ja_Georgievna_Parchomenko
Janine_Connes
Sofia_Romanskaya
Margaritifer_Terra
Regina_Podstanická
Terra_Cimmeria
Emily_Lakdawalla
Rosina_Dafter
Evelyn_Leland
Mary_Anna_Draper
Julianne_Dalcanton
A._Grace_Cook
Rosemary_Coogan
Suzanne_W._Tourtellotte
Muriel_Mussells_Seyfert
Christine_Jones_Forman
Lisa_Kewley
Josefa_Masegosa_Gallego
Edith_Kellman
The_Brave_Little_Toaster_Goes_to_Mars
Debra_Elmegreen
Amanda_Bauer
Anneila_Sargent
Antonia_Ferrín_Moreiras
Jocelyn_Gill
Yaël_Nazé
Carle_M._Pieters
Operation_Avalanche
Mayly_Sánchez
Lee_Anne_Willson
Troelliad
Naomi_McClure-Griffiths
Uta_Fritze-von_Alvensleben
Phoebe_Waterman_Haas
Florence_Lewis
Irene_González_Hernández
María_Cristina_Pineda_Suazo
Ellen_Suzanne_Howell
Rachael_Padman
Frances_Lowater
Sarah_Ballard
Catherine_E._Delahodde
400_Years_of_The_Telescope
Llên_y_sêr
Carol_Christian
Haley_Gomez
Miniverse
A_Sidewalk_Astronomer
Ruth_Agnes_Daly