🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.43 AU - 0.57 AU

Year: 132 Days

Day: 41.4 Hours

Environment

Temp: 232 °C

Axial Tilt: 44.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.45 AU - 0.57 AU

Year: 136 Days

Day: 34.4 Hours

Environment

Temp: 184 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.94 AU - 2.24 AU

Year: 1132 Days

Day: 30.4 Hours

Environment

Temp: -79 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.84 AU - 4.08 AU

Year: 2412 Days

Day: 35.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 119.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,315,006 km

• M1: 190,887 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.3

Radius: 11.9

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.72 AU - 6.58 AU

Year: 5033 Days

Day: 7.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,315,006 km

• M1: 148,551 km (0.047 R)
• M2: 549,473 km (0.045 R)
• M3: 1,397,543 km (0.109 R)
• M4: 2,199,537 km (0.028 R)
• M5: 2,573,383 km (0.099 R)
• M6: 3,415,020 km (0.039 R)
• M7: 4,002,940 km (0.093 R)
• M8: 4,843,680 km (0.101 R)
• M9: 5,306,536 km (0.084 R)
• M10: 6,845,150 km (0.093 R)
• M11: 9,018,508 km (0.101 R)
• M12: 9,458,325 km (0.053 R)
• M13: 11,278,632 km (0.06 R)
• M14: 12,540,042 km (0.084 R)
• M15: 17,165,159 km (0.034 R)
• M16: 17,899,236 km (0.032 R)
• M17: 19,490,658 km (0.113 R)
• M18: 21,110,354 km (0.04 R)
• M19: 22,018,862 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.3

Radius: 14.4

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.79 AU - 6.33 AU

Year: 5590 Days

Day: 5.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,315,006 km

• M1: 179,069 km (0.088 R)
• M2: 877,840 km (0.058 R)
• M3: 1,413,101 km (0.095 R)
• M4: 2,183,531 km (0.086 R)
• M5: 2,691,415 km (0.099 R)
• M6: 3,453,467 km (0.099 R)
• M7: 4,472,976 km (0.082 R)
• M8: 7,639,963 km (0.041 R)
• M9: 8,273,061 km (0.068 R)
• M10: 8,903,018 km (0.03 R)
• M11: 11,296,883 km (0.114 R)
• M12: 12,026,622 km (0.113 R)
• M13: 13,081,287 km (0.041 R)
• M14: 13,732,935 km (0.071 R)
• M15: 15,155,760 km (0.095 R)
• M16: 15,931,276 km (0.111 R)
• M17: 18,417,293 km (0.054 R)
• M18: 19,687,828 km (0.081 R)
• M19: 22,687,714 km (0.097 R)
• M20: 25,513,767 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.3

Radius: 8.1

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.35 AU - 7.43 AU

Year: 6777 Days

Day: 7.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,315,006 km

• M1: 100,679 km (0.068 R)
• M2: 448,794 km (0.118 R)
• M3: 888,611 km (0.053 R)
• M4: 1,959,583 km (0.06 R)
• M5: 2,274,037 km (0.12 R)
• M6: 2,622,151 km (0.109 R)
• M7: 3,864,562 km (0.109 R)
• M8: 4,184,552 km (0.079 R)
• M9: 5,355,454 km (0.088 R)
• M10: 6,914,264 km (0.076 R)
• M11: 8,292,958 km (0.091 R)
• M12: 9,195,781 km (0.115 R)
• M13: 13,133,496 km (0.111 R)
• M14: 14,816,323 km (0.089 R)
• M15: 18,966,916 km (0.097 R)
• M16: 19,830,843 km (0.074 R)
• M17: 20,209,027 km (0.025 R)
• M18: 21,110,354 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.6

Radius: 8

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 15.4 AU - 15.68 AU

Year: 22956 Days

Day: 20.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,315,006 km

• M1: 99,931 km (0.029 R)
• M2: 363,972 km (0.077 R)
• M3: 780,153 km (0.087 R)
• M4: 1,107,024 km (0.072 R)
• M5: 4,514,116 km (0.083 R)
• M6: 4,808,375 km (0.025 R)
• M7: 6,517,680 km (0.084 R)
• M8: 6,767,209 km (0.092 R)
• M9: 7,241,285 km (0.093 R)
• M10: 7,783,428 km (0.088 R)
• M11: 8,401,117 km (0.075 R)
• M12: 11,500,486 km (0.112 R)
• M13: 13,945,214 km (0.11 R)
• M14: 20,184,493 km (0.063 R)
• M15: 21,439,469 km (0.075 R)
• M16: 22,840,902 km (0.114 R)
• M17: 23,612,827 km (0.063 R)
• M18: 24,103,957 km (0.094 R)
• M19: 26,557,212 km (0.077 R)
• M20: 27,302,958 km (0.115 R)
• M21: 27,953,260 km (0.079 R)
• M22: 28,836,186 km (0.106 R)
• M23: 32,193,312 km (0.1 R)
• M24: 33,408,944 km (0.095 R)
• M25: 39,948,765 km (0.104 R)
• M26: 46,674,835 km (0.105 R)
• M27: 53,948,433 km (0.106 R)
• M28: 61,201,835 km (0.106 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 10,527 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit