🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.62 AU - 0.64 AU

Year: 328 Days

Day: 18.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.62 AU - 0.68 AU

Year: 344 Days

Day: 37.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,282,862 km

• M1: 96,939 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.7

Radius: 8.1

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.81 AU - 0.95 AU

Year: 542 Days

Day: 8.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,282,862 km

• M1: 100,679 km (0.119 R)
• M2: 386,710 km (0.102 R)
• M3: 651,349 km (0.055 R)
• M4: 984,653 km (0.099 R)
• M5: 1,705,117 km (0.111 R)
• M6: 1,998,777 km (0.115 R)
• M7: 2,326,097 km (0.103 R)
• M8: 2,708,619 km (0.088 R)
• M9: 3,068,103 km (0.086 R)
• M10: 3,494,008 km (0.08 R)
• M11: 4,368,258 km (0.119 R)
• M12: 5,118,042 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.6

Radius: 12.6

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.44 AU - 2.52 AU

Year: 2562 Days

Day: 11.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,282,862 km

• M1: 160,668 km (0.092 R)
• M2: 558,449 km (0.098 R)
• M3: 1,093,860 km (0.1 R)
• M4: 1,498,223 km (0.07 R)
• M5: 2,051,735 km (0.038 R)
• M6: 2,582,508 km (0.117 R)
• M7: 3,236,700 km (0.102 R)
• M8: 5,168,008 km (0.068 R)
• M9: 6,499,279 km (0.039 R)
• M10: 8,359,529 km (0.105 R)
• M11: 8,809,669 km (0.081 R)
• M12: 10,700,586 km (0.053 R)
• M13: 12,143,607 km (0.108 R)
• M14: 12,806,326 km (0.113 R)
• M15: 13,624,476 km (0.088 R)
• M16: 14,068,932 km (0.038 R)
• M17: 15,604,703 km (0.112 R)
• M18: 16,091,495 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802.1

Radius: 4.4

Gravity: 41.43 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 5.79 AU - 6.07 AU

Year: 9473 Days

Day: 18.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,282,862 km

• M1: 55,351 km (0.114 R)
• M2: 197,020 km (0.096 R)
• M3: 353,051 km (0.064 R)
• M4: 572,960 km (0.11 R)
• M5: 880,982 km (0.117 R)
• M6: 1,078,152 km (0.112 R)
• M7: 1,368,970 km (0.112 R)
• M8: 2,018,973 km (0.107 R)
• M9: 4,006,381 km (0.096 R)
• M10: 5,437,883 km (0.077 R)
• M11: 5,781,509 km (0.116 R)
• M12: 6,139,347 km (0.075 R)
• M13: 6,820,317 km (0.12 R)
• M14: 7,508,616 km (0.049 R)
• M15: 12,284,229 km (0.044 R)
• M16: 15,427,729 km (0.12 R)
• M17: 16,114,982 km (0.111 R)
• M18: 18,604,290 km (0.082 R)
• M19: 21,003,541 km (0.12 R)
• M20: 27,887,287 km (0.059 R)
• M21: 29,008,673 km (0.054 R)
• M22: 32,108,341 km (0.086 R)
• M23: 34,024,241 km (0.093 R)
• M24: 34,951,747 km (0.112 R)
• M25: 36,978,350 km (0.053 R)
• M26: 38,579,795 km (0.084 R)
• M27: 41,788,669 km (0.113 R)
• M28: 42,451,089 km (0.115 R)
• M29: 42,852,011 km (0.065 R)
• M30: 47,142,478 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.8

Radius: 7.2

Gravity: 10.82 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 8.54 AU - 9.1 AU

Year: 17184 Days

Day: 21 Hours

Environment

Temp: -229 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,282,862 km

• M1: 89,609 km (0.079 R)
• M2: 319,691 km (0.094 R)
• M3: 558,598 km (0.101 R)
• M4: 881,431 km (0.051 R)
• M5: 1,469,799 km (0.089 R)
• M6: 2,003,265 km (0.119 R)
• M7: 3,369,991 km (0.081 R)
• M8: 4,883,024 km (0.117 R)
• M9: 5,788,690 km (0.068 R)
• M10: 6,061,257 km (0.098 R)
• M11: 14,670,914 km (0.091 R)
• M12: 17,731,536 km (0.12 R)
• M13: 29,417,524 km (0.088 R)
• M14: 34,865,729 km (0.111 R)
• M15: 44,920,650 km (0.112 R)
• M16: 47,705,714 km (0.11 R)
• M17: 50,439,764 km (0.112 R)
• M18: 52,768,405 km (0.055 R)
• M19: 56,571,033 km (0.049 R)
• M20: 61,482,331 km (0.091 R)
• M21: 64,330,076 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.1

Radius: 5.4

Gravity: 26.51 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.3 AU - 11.88 AU

Year: 19482 Days

Day: 16.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,282,862 km

• M1: 80,035 km (0.099 R)
• M2: 289,921 km (0.077 R)
• M3: 1,115,701 km (0.107 R)
• M4: 1,311,824 km (0.079 R)
• M5: 2,592,082 km (0.107 R)
• M6: 3,373,432 km (0.117 R)
• M7: 4,610,307 km (0.104 R)
• M8: 5,045,039 km (0.076 R)
• M9: 6,381,546 km (0.059 R)
• M10: 8,039,838 km (0.107 R)
• M11: 12,179,062 km (0.113 R)
• M12: 17,462,410 km (0.069 R)
• M13: 18,247,649 km (0.058 R)
• M14: 18,425,371 km (0.065 R)
• M15: 19,056,226 km (0.113 R)
• M16: 20,171,178 km (0.078 R)
• M17: 26,065,335 km (0.115 R)
• M18: 32,618,619 km (0.089 R)
• M19: 33,941,662 km (0.068 R)
• M20: 35,300,161 km (0.112 R)
• M21: 36,835,783 km (0.098 R)
• M22: 58,101,719 km (0.064 R)
• M23: 61,029,050 km (0.063 R)
• M24: 72,602,390 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673.6

Radius: 6.6

Gravity: 15.46 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 9.14 AU - 10.28 AU

Year: 19849 Days

Day: 21.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 75,282,862 km

• M1: 82,578 km (0.077 R)
• M2: 378,632 km (0.045 R)
• M3: 622,776 km (0.11 R)
• M4: 829,520 km (0.111 R)
• M5: 1,271,283 km (0.047 R)
• M6: 1,628,971 km (0.098 R)
• M7: 3,037,734 km (0.04 R)
• M8: 3,334,088 km (0.083 R)
• M9: 5,613,810 km (0.064 R)
• M10: 6,664,286 km (0.088 R)
• M11: 6,934,759 km (0.117 R)
• M12: 7,546,016 km (0.081 R)
• M13: 7,989,723 km (0.065 R)
• M14: 8,929,347 km (0.064 R)
• M15: 10,413,807 km (0.088 R)
• M16: 10,963,878 km (0.096 R)
• M17: 12,322,676 km (0.097 R)
• M18: 16,570,358 km (0.06 R)
• M19: 17,917,935 km (0.119 R)
• M20: 29,336,442 km (0.087 R)
• M21: 31,428,269 km (0.1 R)
• M22: 32,704,039 km (0.043 R)
• M23: 33,749,280 km (0.027 R)
• M24: 37,441,355 km (0.072 R)
• M25: 39,019,613 km (0.077 R)
• M26: 39,898,949 km (0.047 R)
• M27: 44,494,895 km (0.084 R)
• M28: 46,755,468 km (0.108 R)
• M29: 49,261,232 km (0.096 R)
• M30: 56,378,351 km (0.096 R)
• M31: 57,879,566 km (0.073 R)
• M32: 58,639,972 km (0.116 R)
• M33: 60,961,432 km (0.101 R)
• M34: 71,949,395 km (0.108 R)
• M35: 75,057,440 km (0.116 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 15,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit