🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.53 AU - 0.81 AU

Year: 207 Days

Day: 14.3 Hours

Environment

Temp: 187 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,690,855 km

• M1: 196,272 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.88 AU - 1.12 AU

Year: 377 Days

Day: 40.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.14 AU - 1.7 AU

Year: 637 Days

Day: 13.8 Hours

Environment

Temp: -33 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.35 AU - 1.69 AU

Year: 706 Days

Day: 39.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 93.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.8

Radius: 12.4

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.99 AU - 4.89 AU

Year: 3525 Days

Day: 11 Hours

Environment

Temp: -148 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,690,855 km

• M1: 154,385 km (0.106 R)
• M2: 574,157 km (0.095 R)
• M3: 1,201,271 km (0.088 R)
• M4: 1,861,297 km (0.098 R)
• M5: 2,603,302 km (0.105 R)
• M6: 3,071,095 km (0.07 R)
• M7: 3,825,218 km (0.08 R)
• M8: 4,362,723 km (0.097 R)
• M9: 5,758,471 km (0.045 R)
• M10: 6,284,457 km (0.092 R)
• M11: 6,938,499 km (0.038 R)
• M12: 8,383,016 km (0.065 R)
• M13: 9,021,500 km (0.103 R)
• M14: 10,143,633 km (0.073 R)
• M15: 10,695,350 km (0.073 R)
• M16: 11,446,930 km (0.116 R)
• M17: 11,858,922 km (0.051 R)
• M18: 13,657,986 km (0.078 R)
• M19: 15,300,122 km (0.111 R)
• M20: 17,308,174 km (0.113 R)
• M21: 18,158,638 km (0.082 R)
• M22: 19,292,740 km (0.118 R)
• M23: 21,150,147 km (0.095 R)
• M24: 25,682,214 km (0.044 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.7

Radius: 13.7

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.95 AU - 6.87 AU

Year: 5413 Days

Day: 13.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,690,855 km

• M1: 176,376 km (0.072 R)
• M2: 712,235 km (0.064 R)
• M3: 1,144,873 km (0.104 R)
• M4: 2,185,924 km (0.092 R)
• M5: 2,988,517 km (0.116 R)
• M6: 3,661,557 km (0.034 R)
• M7: 4,457,568 km (0.114 R)
• M8: 6,395,010 km (0.111 R)
• M9: 7,449,974 km (0.082 R)
• M10: 8,360,427 km (0.045 R)
• M11: 10,109,974 km (0.08 R)
• M12: 10,615,315 km (0.12 R)
• M13: 11,495,100 km (0.102 R)
• M14: 11,999,395 km (0.053 R)
• M15: 12,614,392 km (0.099 R)
• M16: 13,349,964 km (0.08 R)
• M17: 18,754,636 km (0.076 R)
• M18: 19,261,923 km (0.114 R)
• M19: 22,148,114 km (0.086 R)
• M20: 24,324,913 km (0.105 R)
• M21: 25,081,280 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.7

Radius: 14.6

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 5.82 AU - 8.58 AU

Year: 7278 Days

Day: 11.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,690,855 km

• M1: 181,911 km (0.098 R)
• M2: 731,534 km (0.056 R)
• M3: 1,492,239 km (0.112 R)
• M4: 1,998,328 km (0.03 R)
• M5: 2,604,349 km (0.12 R)
• M6: 3,890,442 km (0.078 R)
• M7: 4,372,746 km (0.097 R)
• M8: 4,969,492 km (0.062 R)
• M9: 5,952,649 km (0.088 R)
• M10: 6,566,299 km (0.1 R)
• M11: 7,061,917 km (0.07 R)
• M12: 7,649,538 km (0.119 R)
• M13: 10,251,942 km (0.074 R)
• M14: 11,354,179 km (0.115 R)
• M15: 14,925,230 km (0.062 R)
• M16: 16,965,745 km (0.088 R)
• M17: 17,843,735 km (0.115 R)
• M18: 19,061,461 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.1

Radius: 13.2

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 9.42 AU - 11.18 AU

Year: 12453 Days

Day: 14 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,690,855 km

• M1: 164,408 km (0.12 R)
• M2: 587,471 km (0.09 R)
• M3: 1,273,527 km (0.101 R)
• M4: 2,881,554 km (0.097 R)
• M5: 3,324,513 km (0.084 R)
• M6: 6,384,837 km (0.089 R)
• M7: 8,054,349 km (0.11 R)
• M8: 8,467,090 km (0.109 R)
• M9: 10,209,007 km (0.119 R)
• M10: 16,711,129 km (0.063 R)
• M11: 17,690,098 km (0.051 R)
• M12: 20,857,234 km (0.102 R)
• M13: 24,194,613 km (0.115 R)
• M14: 45,888,100 km (0.057 R)
• M15: 50,702,758 km (0.075 R)
• M16: 51,484,257 km (0.066 R)
• M17: 51,956,986 km (0.078 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 18,038 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit