🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.45 AU - 0.69 AU

Year: 282 Days

Day: 23.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.51 AU - 0.65 AU

Year: 290 Days

Day: 24.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,414,734 km

• M1: 33,809 km (0.029 R)

Asteroid Belt

Center: 0.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.4

Radius: 12.5

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.17 AU - 1.47 AU

Year: 995 Days

Day: 14 Hours

Environment

Temp: -178 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,414,734 km

• M1: 155,432 km (0.119 R)
• M2: 585,975 km (0.108 R)
• M3: 1,107,323 km (0.064 R)
• M4: 1,755,681 km (0.111 R)
• M5: 2,152,414 km (0.091 R)
• M6: 4,939,722 km (0.069 R)
• M7: 5,392,255 km (0.105 R)
• M8: 5,786,894 km (0.09 R)
• M9: 6,919,201 km (0.105 R)
• M10: 7,411,527 km (0.081 R)
• M11: 7,874,533 km (0.052 R)
• M12: 11,338,172 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.4

Radius: 8.6

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.38 AU - 1.48 AU

Year: 1122 Days

Day: 11.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,414,734 km

• M1: 117,584 km (0.064 R)
• M2: 451,786 km (0.063 R)
• M3: 1,304,194 km (0.104 R)
• M4: 1,835,267 km (0.057 R)
• M5: 2,829,793 km (0.08 R)
• M6: 5,347,675 km (0.1 R)
• M7: 5,775,824 km (0.109 R)
• M8: 6,430,165 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.5

Radius: 9.7

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.97 AU - 3.13 AU

Year: 2671 Days

Day: 14.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,414,734 km

• M1: 120,875 km (0.102 R)
• M2: 507,586 km (0.104 R)
• M3: 1,007,392 km (0.066 R)
• M4: 1,386,623 km (0.105 R)
• M5: 2,100,952 km (0.102 R)
• M6: 2,507,709 km (0.112 R)
• M7: 2,817,526 km (0.095 R)
• M8: 5,274,372 km (0.051 R)
• M9: 5,596,756 km (0.102 R)
• M10: 8,116,582 km (0.079 R)
• M11: 8,641,820 km (0.062 R)
• M12: 9,124,124 km (0.11 R)
• M13: 11,848,600 km (0.109 R)
• M14: 13,101,183 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415

Radius: 14.7

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.84 AU - 3.66 AU

Year: 3844 Days

Day: 7.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,414,734 km

• M1: 182,809 km (0.088 R)
• M2: 803,939 km (0.118 R)
• M3: 1,349,223 km (0.112 R)
• M4: 1,837,810 km (0.066 R)
• M5: 2,461,035 km (0.116 R)
• M6: 2,920,599 km (0.117 R)
• M7: 5,273,774 km (0.059 R)
• M8: 5,940,382 km (0.078 R)
• M9: 6,926,232 km (0.077 R)
• M10: 7,411,976 km (0.103 R)
• M11: 8,554,904 km (0.078 R)
• M12: 9,259,061 km (0.1 R)
• M13: 11,272,349 km (0.093 R)
• M14: 13,798,608 km (0.119 R)
• M15: 15,372,079 km (0.12 R)
• M16: 16,628,551 km (0.097 R)
• M17: 17,337,047 km (0.073 R)
• M18: 19,049,344 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.1

Radius: 13

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.47 AU - 5.47 AU

Year: 7268 Days

Day: 5.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,414,734 km

• M1: 167,101 km (0.057 R)
• M2: 618,138 km (0.037 R)
• M3: 1,045,988 km (0.071 R)
• M4: 1,736,233 km (0.093 R)
• M5: 2,154,060 km (0.06 R)
• M6: 3,307,459 km (0.12 R)
• M7: 4,110,052 km (0.106 R)
• M8: 6,868,188 km (0.114 R)
• M9: 7,735,257 km (0.11 R)
• M10: 8,339,333 km (0.092 R)
• M11: 9,061,741 km (0.085 R)
• M12: 12,430,237 km (0.084 R)
• M13: 13,091,310 km (0.093 R)
• M14: 15,154,115 km (0.083 R)
• M15: 15,654,520 km (0.069 R)
• M16: 16,101,368 km (0.032 R)
• M17: 19,180,841 km (0.118 R)
• M18: 21,206,246 km (0.097 R)
• M19: 22,552,627 km (0.049 R)
• M20: 28,040,924 km (0.035 R)
• M21: 33,720,706 km (0.104 R)
• M22: 37,564,025 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936

Radius: 5.2

Gravity: 34.62 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 7.86 AU - 8.88 AU

Year: 15885 Days

Day: 20.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 72,414,734 km

• M1: 65,524 km (0.05 R)
• M2: 465,848 km (0.108 R)
• M3: 1,168,210 km (0.055 R)
• M4: 1,884,484 km (0.108 R)
• M5: 2,326,097 km (0.078 R)
• M6: 2,908,332 km (0.072 R)
• M7: 4,764,842 km (0.051 R)
• M8: 8,524,535 km (0.036 R)
• M9: 9,549,580 km (0.086 R)
• M10: 9,947,062 km (0.034 R)
• M11: 10,120,745 km (0.066 R)
• M12: 10,958,343 km (0.063 R)
• M13: 12,233,665 km (0.067 R)
• M14: 12,500,099 km (0.11 R)
• M15: 14,327,586 km (0.114 R)
• M16: 14,999,580 km (0.082 R)
• M17: 16,486,733 km (0.109 R)
• M18: 23,935,809 km (0.086 R)
• M19: 24,880,669 km (0.112 R)
• M20: 27,069,136 km (0.115 R)
• M21: 27,635,663 km (0.11 R)
• M22: 29,145,555 km (0.078 R)
• M23: 30,222,510 km (0.1 R)
• M24: 30,587,379 km (0.074 R)
• M25: 35,331,277 km (0.102 R)
• M26: 37,526,177 km (0.102 R)
• M27: 48,699,941 km (0.043 R)
• M28: 52,282,212 km (0.087 R)
• M29: 56,402,736 km (0.1 R)
• M30: 59,393,646 km (0.115 R)
• M31: 60,349,427 km (0.112 R)
• M32: 64,878,801 km (0.102 R)
• M33: 67,123,069 km (0.087 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: 409 - 18,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit