🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.7

Radius: 13

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.4 AU - 0.62 AU

Year: 251 Days

Day: 6.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,517,507 km

• M1: 162,164 km (0.114 R)
• M2: 590,912 km (0.101 R)
• M3: 1,205,908 km (0.109 R)
• M4: 1,667,418 km (0.096 R)
• M5: 2,136,407 km (0.099 R)
• M6: 2,659,401 km (0.116 R)
• M7: 3,112,085 km (0.105 R)
• M8: 3,552,949 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.2

Radius: 12.1

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.58 AU - 0.64 AU

Year: 329 Days

Day: 5.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 47,517,507 km

• M1: 150,645 km (0.116 R)
• M2: 563,236 km (0.097 R)
• M3: 1,042,099 km (0.094 R)
• M4: 1,716,935 km (0.119 R)
• M5: 2,894,569 km (0.072 R)
• M6: 3,316,734 km (0.114 R)
• M7: 3,780,189 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.1

Radius: 8.9

Gravity: 10.67 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.51 AU - 0.73 AU

Year: 337 Days

Day: 14.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,517,507 km

• M1: 110,702 km (0.072 R)
• M2: 429,495 km (0.103 R)
• M3: 910,602 km (0.082 R)
• M4: 1,211,593 km (0.101 R)
• M5: 1,520,214 km (0.035 R)
• M6: 1,943,426 km (0.097 R)
• M7: 2,291,391 km (0.117 R)
• M8: 2,720,138 km (0.099 R)
• M9: 3,006,917 km (0.111 R)
• M10: 3,838,681 km (0.032 R)
• M11: 4,700,066 km (0.032 R)
• M12: 4,979,216 km (0.077 R)
• M13: 5,363,383 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462

Radius: 13.9

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.8 AU - 0.88 AU

Year: 531 Days

Day: 6.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,517,507 km

• M1: 172,935 km (0.105 R)
• M2: 644,468 km (0.096 R)
• M3: 1,463,067 km (0.057 R)
• M4: 2,202,829 km (0.054 R)
• M5: 2,931,520 km (0.098 R)
• M6: 3,690,579 km (0.092 R)
• M7: 4,505,738 km (0.098 R)
• M8: 5,770,289 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.4

Radius: 11

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.91 AU - 0.91 AU

Year: 599 Days

Day: 14.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,517,507 km

• M1: 137,032 km (0.038 R)
• M2: 576,251 km (0.053 R)
• M3: 1,004,251 km (0.052 R)
• M4: 1,538,165 km (0.112 R)
• M5: 2,092,126 km (0.104 R)
• M6: 2,609,884 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.6

Radius: 9

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.86 AU - 1.18 AU

Year: 711 Days

Day: 7.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,517,507 km

• M1: 112,049 km (0.069 R)
• M2: 406,009 km (0.028 R)
• M3: 725,550 km (0.113 R)
• M4: 1,428,660 km (0.095 R)
• M5: 1,843,046 km (0.092 R)
• M6: 2,357,513 km (0.093 R)
• M7: 3,039,829 km (0.039 R)
• M8: 3,818,486 km (0.083 R)
• M9: 4,407,602 km (0.03 R)
• M10: 4,707,247 km (0.073 R)
• M11: 5,109,814 km (0.102 R)
• M12: 5,516,421 km (0.082 R)
• M13: 5,904,628 km (0.086 R)
• M14: 6,563,756 km (0.084 R)
• M15: 7,270,905 km (0.087 R)
• M16: 8,501,946 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.6

Radius: 12.6

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.8 AU - 3.38 AU

Year: 3749 Days

Day: 10.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,517,507 km

• M1: 156,779 km (0.08 R)
• M2: 752,776 km (0.044 R)
• M3: 1,165,367 km (0.08 R)
• M4: 1,562,251 km (0.117 R)
• M5: 2,378,606 km (0.104 R)
• M6: 2,893,223 km (0.1 R)
• M7: 3,681,604 km (0.037 R)
• M8: 4,656,234 km (0.073 R)
• M9: 5,657,642 km (0.103 R)
• M10: 6,342,052 km (0.117 R)
• M11: 6,828,544 km (0.086 R)
• M12: 7,842,519 km (0.117 R)
• M13: 8,879,531 km (0.102 R)
• M14: 9,884,979 km (0.05 R)
• M15: 12,260,742 km (0.104 R)
• M16: 15,477,994 km (0.113 R)
• M17: 16,475,662 km (0.068 R)
• M18: 17,106,217 km (0.118 R)
• M19: 19,854,779 km (0.084 R)
• M20: 20,832,999 km (0.038 R)
• M21: 21,367,662 km (0.086 R)
• M22: 22,956,092 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.4

Radius: 8.8

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.51 AU - 5.31 AU

Year: 6392 Days

Day: 6.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,517,507 km

• M1: 109,506 km (0.091 R)
• M2: 958,324 km (0.077 R)
• M3: 1,604,437 km (0.115 R)
• M4: 2,659,701 km (0.054 R)
• M5: 4,171,686 km (0.102 R)
• M6: 4,479,409 km (0.118 R)
• M7: 5,286,490 km (0.094 R)
• M8: 5,992,891 km (0.07 R)
• M9: 6,588,589 km (0.09 R)
• M10: 8,014,257 km (0.042 R)
• M11: 9,590,869 km (0.049 R)
• M12: 9,947,510 km (0.066 R)
• M13: 12,697,418 km (0.109 R)
• M14: 13,623,429 km (0.09 R)
• M15: 13,904,075 km (0.093 R)
• M16: 15,125,841 km (0.076 R)
• M17: 16,799,691 km (0.093 R)
• M18: 20,732,619 km (0.092 R)
• M19: 23,429,420 km (0.116 R)
• M20: 28,857,878 km (0.063 R)
• M21: 30,263,799 km (0.106 R)
• M22: 31,518,775 km (0.077 R)
• M23: 32,908,540 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 814.9

Radius: 4.2

Gravity: 46.2 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.02 AU - 6.1 AU

Year: 9049 Days

Day: 24.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 47,517,507 km

• M1: 52,210 km (0.106 R)
• M2: 257,757 km (0.097 R)
• M3: 1,651,710 km (0.094 R)
• M4: 2,087,339 km (0.064 R)
• M5: 2,456,547 km (0.072 R)
• M6: 3,228,771 km (0.082 R)
• M7: 4,123,217 km (0.079 R)
• M8: 5,809,185 km (0.107 R)
• M9: 6,021,015 km (0.08 R)
• M10: 7,198,949 km (0.089 R)
• M11: 7,735,855 km (0.04 R)
• M12: 9,361,236 km (0.077 R)
• M13: 9,950,054 km (0.044 R)
• M14: 10,356,062 km (0.118 R)
• M15: 11,092,981 km (0.113 R)
• M16: 11,752,110 km (0.105 R)
• M17: 12,436,669 km (0.105 R)
• M18: 13,636,444 km (0.108 R)
• M19: 13,822,694 km (0.107 R)
• M20: 15,917,812 km (0.109 R)
• M21: 16,542,981 km (0.098 R)
• M22: 16,755,111 km (0.113 R)
• M23: 17,474,976 km (0.114 R)
• M24: 17,694,885 km (0.065 R)
• M25: 19,286,307 km (0.105 R)
• M26: 20,076,633 km (0.083 R)
• M27: 20,806,221 km (0.063 R)
• M28: 29,201,804 km (0.119 R)
• M29: 31,850,284 km (0.05 R)
• M30: 35,702,878 km (0.105 R)
• M31: 38,108,262 km (0.039 R)
• M32: 38,478,068 km (0.054 R)
• M33: 40,619,412 km (0.086 R)
• M34: 43,105,130 km (0.111 R)
• M35: 43,640,990 km (0.116 R)
• M36: 45,968,284 km (0.095 R)
• M37: 46,247,434 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 12,369 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit