🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.77 AU - 0.85 AU

Year: 261 Days

Day: 37.4 Hours

Environment

Temp: 184 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.76 AU - 0.92 AU

Year: 276 Days

Day: 47.3 Hours

Environment

Temp: 176 °C

Axial Tilt: 0.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.32 AU - 1.76 AU

Year: 684 Days

Day: 25.7 Hours

Environment

Temp: -35 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.81 AU - 4.01 AU

Year: 2255 Days

Day: 27.7 Hours

Environment

Temp: -107 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.3

Radius: 14.5

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.88 AU - 7.86 AU

Year: 5758 Days

Day: 10.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,423,534 km

• M1: 180,265 km (0.059 R)
• M2: 658,679 km (0.074 R)
• M3: 1,163,273 km (0.109 R)
• M4: 1,871,021 km (0.062 R)
• M5: 2,441,587 km (0.108 R)
• M6: 2,998,989 km (0.067 R)
• M7: 3,875,034 km (0.081 R)
• M8: 4,469,536 km (0.051 R)
• M9: 6,980,536 km (0.114 R)
• M10: 9,571,122 km (0.099 R)
• M11: 17,711,939 km (0.114 R)
• M12: 19,421,693 km (0.083 R)
• M13: 21,378,134 km (0.057 R)
• M14: 23,611,481 km (0.069 R)
• M15: 24,440,103 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.9

Radius: 9.9

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.43 AU - 6.45 AU

Year: 5853 Days

Day: 7.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 58,423,534 km

• M1: 172,187 km (0.119 R)
• M2: 494,870 km (0.078 R)
• M3: 853,306 km (0.036 R)
• M4: 1,299,108 km (0.045 R)
• M5: 2,437,249 km (0.102 R)
• M6: 2,839,517 km (0.048 R)
• M7: 3,180,301 km (0.09 R)
• M8: 3,526,171 km (0.069 R)
• M9: 4,529,076 km (0.043 R)
• M10: 5,198,676 km (0.112 R)
• M11: 5,526,893 km (0.082 R)
• M12: 5,964,916 km (0.104 R)
• M13: 6,699,890 km (0.117 R)
• M14: 9,226,000 km (0.07 R)
• M15: 10,772,991 km (0.106 R)
• M16: 12,968,340 km (0.09 R)
• M17: 13,296,708 km (0.077 R)
• M18: 16,002,335 km (0.094 R)
• M19: 16,571,704 km (0.103 R)
• M20: 21,017,304 km (0.107 R)
• M21: 22,241,613 km (0.12 R)
• M22: 23,837,972 km (0.097 R)
• M23: 24,414,372 km (0.076 R)
• M24: 24,915,675 km (0.12 R)
• M25: 25,939,224 km (0.052 R)
• M26: 27,347,089 km (0.1 R)
• M27: 27,887,885 km (0.112 R)
• M28: 30,410,405 km (0.116 R)
• M29: 31,480,478 km (0.115 R)
• M30: 34,526,141 km (0.1 R)
• M31: 34,841,045 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.7

Radius: 10.6

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 6.72 AU - 8.16 AU

Year: 7268 Days

Day: 14.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,423,534 km

• M1: 131,796 km (0.1 R)
• M2: 473,776 km (0.095 R)
• M3: 868,416 km (0.102 R)
• M4: 1,301,501 km (0.117 R)
• M5: 1,681,181 km (0.038 R)
• M6: 2,226,166 km (0.058 R)
• M7: 3,252,407 km (0.067 R)
• M8: 3,628,048 km (0.069 R)
• M9: 4,174,379 km (0.097 R)
• M10: 4,987,593 km (0.089 R)
• M11: 6,859,362 km (0.063 R)
• M12: 8,291,612 km (0.084 R)
• M13: 8,997,265 km (0.092 R)
• M14: 10,174,151 km (0.076 R)
• M15: 12,577,142 km (0.075 R)
• M16: 13,455,880 km (0.113 R)
• M17: 14,878,406 km (0.042 R)
• M18: 15,335,577 km (0.078 R)
• M19: 17,010,175 km (0.093 R)
• M20: 19,069,540 km (0.095 R)
• M21: 19,951,868 km (0.072 R)
• M22: 24,935,721 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.6

Radius: 14.7

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 11.02 AU - 13.44 AU

Year: 15318 Days

Day: 6.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,423,534 km

• M1: 182,809 km (0.055 R)
• M2: 641,775 km (0.047 R)
• M3: 1,291,329 km (0.085 R)
• M4: 3,156,814 km (0.089 R)
• M5: 4,559,743 km (0.096 R)
• M6: 9,001,603 km (0.056 R)
• M7: 11,902,605 km (0.055 R)
• M8: 12,637,430 km (0.079 R)
• M9: 14,954,701 km (0.057 R)
• M10: 18,739,078 km (0.104 R)
• M11: 21,116,039 km (0.056 R)
• M12: 22,011,681 km (0.113 R)
• M13: 25,850,213 km (0.072 R)
• M14: 35,823,753 km (0.084 R)
• M15: 39,602,296 km (0.073 R)
• M16: 41,657,322 km (0.076 R)
• M17: 50,433,033 km (0.08 R)
• M18: 52,845,897 km (0.086 R)
• M19: 53,502,182 km (0.089 R)
• M20: 57,900,958 km (0.104 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 16,148 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit