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Haas, Walter H.

Hale, George Ellery

Halimede

Hall, Asaph

Halley's Comet

Harkness, William

Harkness, Robert G.

Harpalyke

Harrington , Robert Sutton

Hati

Haumea

Haumea - The Ringed Dwarf Planet With One Mystery Solved (V)

Hawking radiation

Hayward metric

HD Catalogue

HD 142

HD 1461

HD 2039

HD 2638

HD 4113
HD 4203
HD 4208
HD 4308
HD 4391

HD 5319

HD 5388
HD 6718

HD 8673

HD 10307

HD 20782

HD 20868

HD 23079

HD 23127

HD 23596

HD 24040

HD 30177

HD 33283

HD 33636

HD 33564

HD 43691

HD 46375

HD 47536

HD 48265

HD 49674

HD 50499

HD 50554

HD 52265

HD 63454

HD 65216

HD 66428
HD 68988
HD 81040
HD 83443
HD 89307
HD 98800
HD 99109
HD 111031
HD 114729

HD 143361
HD 145377
HD 147513
HD 149026
HD 153950
HD 154672
HD 154857
HD 155358
HD 162020
HD 164427
HD 168443
HD 169830
HD 179949
HD 185269
HD 187085
HD 188015
HD 188753
HD 189733
HD 190647
HD 196885
HD 202206
HD 203857
HD 204313
HD 205739
HD 208487
HD 209458
HD 209458 b
HD 200964
HD 210277
HD 210702
HD 212301
HD 213240
HD 215497
HD 216770
HD 217107
HD 219828
HD 220466
HD 221287
HD 224693
HD 222582
HD 231701
HD 290327
HD 330075

Hegemone

Helene

Helike

Helium planet

Helium-weak star

Helix Nebula

Hellas Planitia

Henry Draper Catalogue

Henyey track

Herbig, George

Herbig Ae/Be star

Herbig–Haro object

Hergenrother, Carl W.

Herman, Robert

Herschel, John Frederick William

Herschel, William

Herse

Hertzsprung, Ejnar

Hertzsprung–Russell diagram

Hess diagram

Himalia

Hipparcos

History of Astronomy

Hogg, Helen Battles Sawyer

Holden, Edward Singleton

Holographic principle

Horizontal branch

Horizontal coordinate system

Horsehead Nebula

Hourglass Nebula

HR 7722

Hubble, Edwin

Hubble bubble (astronomy)

Hubble's law

Huggins, William

Hypercompact stellar system

Hypergiant

Hyperion

Hypernova

Hyrrokkin

Mathematics Encyclopedia

Physics Encyclopedia

World

Index

Hellenica World - Scientific Library