🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.59 AU - 0.75 AU

Year: 354 Days

Day: 16.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,152,445 km

• M1: 417,528 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.8

Radius: 10.6

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.67 AU - 0.73 AU

Year: 378 Days

Day: 7.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,152,445 km

• M1: 131,796 km (0.053 R)
• M2: 474,824 km (0.087 R)
• M3: 862,581 km (0.038 R)
• M4: 1,250,937 km (0.06 R)
• M5: 2,187,719 km (0.074 R)
• M6: 2,558,872 km (0.106 R)
• M7: 3,093,834 km (0.088 R)
• M8: 3,752,962 km (0.087 R)
• M9: 4,233,470 km (0.062 R)
• M10: 5,334,361 km (0.12 R)
• M11: 5,804,098 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.8

Radius: 8.4

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.56 AU - 0.9 AU

Year: 403 Days

Day: 8.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 71,152,445 km

• M1: 106,962 km (0.106 R)
• M2: 462,557 km (0.092 R)
• M3: 1,154,447 km (0.119 R)
• M4: 1,837,062 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.6

Radius: 11.7

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.43 AU - 2.17 AU

Year: 1559 Days

Day: 7.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 71,152,445 km

• M1: 147,354 km (0.12 R)
• M2: 888,611 km (0.099 R)
• M3: 1,926,970 km (0.11 R)
• M4: 2,463,877 km (0.118 R)
• M5: 4,368,108 km (0.118 R)
• M6: 6,767,957 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.6

Radius: 13.3

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.27 AU - 3.03 AU

Year: 2785 Days

Day: 9.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,152,445 km

• M1: 165,455 km (0.061 R)
• M2: 595,998 km (0.108 R)
• M3: 1,149,360 km (0.105 R)
• M4: 1,673,551 km (0.083 R)
• M5: 2,502,772 km (0.119 R)
• M6: 3,274,697 km (0.044 R)
• M7: 3,989,775 km (0.038 R)
• M8: 4,485,243 km (0.096 R)
• M9: 5,471,243 km (0.077 R)
• M10: 6,480,580 km (0.116 R)
• M11: 8,070,955 km (0.096 R)
• M12: 8,549,967 km (0.069 R)
• M13: 9,193,836 km (0.044 R)
• M14: 12,956,672 km (0.083 R)
• M15: 13,710,645 km (0.109 R)
• M16: 14,147,620 km (0.108 R)
• M17: 15,410,376 km (0.096 R)
• M18: 17,078,841 km (0.05 R)
• M19: 17,528,383 km (0.092 R)
• M20: 19,588,644 km (0.116 R)
• M21: 22,069,575 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536

Radius: 14

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.74 AU - 4.18 AU

Year: 5088 Days

Day: 7.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,152,445 km

• M1: 174,132 km (0.111 R)
• M2: 892,351 km (0.05 R)
• M3: 1,425,817 km (0.094 R)
• M4: 1,951,205 km (0.098 R)
• M5: 2,524,913 km (0.086 R)
• M6: 3,248,817 km (0.062 R)
• M7: 3,734,561 km (0.111 R)
• M8: 5,410,057 km (0.111 R)
• M9: 6,008,150 km (0.095 R)
• M10: 6,587,093 km (0.115 R)
• M11: 7,037,233 km (0.118 R)
• M12: 7,542,575 km (0.101 R)
• M13: 9,894,104 km (0.032 R)
• M14: 10,400,493 km (0.08 R)
• M15: 11,373,777 km (0.049 R)
• M16: 11,929,832 km (0.115 R)
• M17: 12,406,899 km (0.088 R)
• M18: 13,759,414 km (0.116 R)
• M19: 14,231,545 km (0.073 R)
• M20: 17,538,106 km (0.113 R)
• M21: 18,281,309 km (0.085 R)
• M22: 19,045,455 km (0.082 R)
• M23: 22,388,518 km (0.096 R)
• M24: 27,320,311 km (0.068 R)
• M25: 27,983,628 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.6

Radius: 3.7

Gravity: 59.43 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 6.47 AU - 7.13 AU

Year: 11449 Days

Day: 16.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 71,152,445 km

• M1: 46,226 km (0.119 R)
• M2: 211,831 km (0.11 R)
• M3: 343,477 km (0.099 R)
• M4: 496,815 km (0.082 R)
• M5: 653,294 km (0.098 R)
• M6: 794,365 km (0.109 R)
• M7: 934,388 km (0.101 R)
• M8: 1,079,049 km (0.058 R)
• M9: 1,200,373 km (0.099 R)
• M10: 1,330,972 km (0.08 R)
• M11: 1,916,648 km (0.085 R)
• M12: 3,313,443 km (0.06 R)
• M13: 3,598,577 km (0.115 R)
• M14: 4,459,363 km (0.11 R)
• M15: 9,281,351 km (0.116 R)
• M16: 10,164,427 km (0.103 R)
• M17: 11,102,256 km (0.112 R)
• M18: 12,832,356 km (0.065 R)
• M19: 13,020,999 km (0.061 R)
• M20: 13,275,465 km (0.087 R)
• M21: 17,042,040 km (0.118 R)
• M22: 17,193,732 km (0.102 R)
• M23: 19,662,695 km (0.105 R)
• M24: 20,081,719 km (0.102 R)
• M25: 23,463,977 km (0.088 R)
• M26: 24,317,283 km (0.116 R)
• M27: 26,795,372 km (0.06 R)
• M28: 27,518,379 km (0.11 R)
• M29: 29,111,147 km (0.063 R)
• M30: 31,556,624 km (0.061 R)
• M31: 36,978,499 km (0.062 R)
• M32: 38,132,647 km (0.115 R)
• M33: 39,178,336 km (0.104 R)
• M34: 39,575,369 km (0.106 R)
• M35: 43,411,507 km (0.112 R)
• M36: 46,151,242 km (0.1 R)
• M37: 47,939,535 km (0.078 R)
• M38: 49,003,775 km (0.084 R)
• M39: 49,618,921 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.9

Radius: 3.9

Gravity: 40.95 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 7.31 AU - 11.73 AU

Year: 18966 Days

Day: 23.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 71,152,445 km

• M1: 48,470 km (0.097 R)
• M2: 219,610 km (0.118 R)
• M3: 356,492 km (0.09 R)
• M4: 559,646 km (0.116 R)
• M5: 688,300 km (0.071 R)
• M6: 858,393 km (0.095 R)
• M7: 1,172,847 km (0.081 R)
• M8: 1,782,608 km (0.112 R)
• M9: 2,378,457 km (0.112 R)
• M10: 2,721,634 km (0.1 R)
• M11: 3,071,095 km (0.101 R)
• M12: 3,477,702 km (0.106 R)
• M13: 3,650,188 km (0.052 R)
• M14: 4,233,919 km (0.09 R)
• M15: 5,241,610 km (0.04 R)
• M16: 6,790,547 km (0.109 R)
• M17: 9,043,640 km (0.096 R)
• M18: 9,647,866 km (0.113 R)
• M19: 9,988,650 km (0.118 R)
• M20: 10,337,512 km (0.108 R)
• M21: 12,402,112 km (0.047 R)
• M22: 14,065,790 km (0.082 R)
• M23: 16,507,377 km (0.05 R)
• M24: 17,407,807 km (0.104 R)
• M25: 19,039,620 km (0.106 R)
• M26: 22,902,686 km (0.086 R)
• M27: 23,610,434 km (0.083 R)
• M28: 25,176,125 km (0.091 R)
• M29: 32,383,451 km (0.085 R)
• M30: 33,921,018 km (0.084 R)
• M31: 36,453,710 km (0.116 R)
• M32: 36,590,442 km (0.117 R)
• M33: 37,140,663 km (0.103 R)
• M34: 47,032,374 km (0.104 R)
• M35: 51,195,234 km (0.112 R)
• M36: 52,577,518 km (0.119 R)
• M37: 55,235,872 km (0.064 R)
• M38: 55,597,001 km (0.105 R)
• M39: 60,818,865 km (0.107 R)
• M40: 70,514,452 km (0.081 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 14,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit