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