🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.45 AU - 0.69 AU

Year: 155 Days

Day: 18.3 Hours

Environment

Temp: 210 °C

Axial Tilt: 66.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.91 AU - 1.37 AU

Year: 438 Days

Day: 43.9 Hours

Environment

Temp: 27 °C

Axial Tilt: 10 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.52 AU - 2.06 AU

Year: 862 Days

Day: 26.2 Hours

Environment

Temp: -50 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787

Radius: 12.4

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.28 AU - 10.14 AU

Year: 10889 Days

Day: 14.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,587,436 km

• M1: 154,535 km (0.084 R)
• M2: 571,763 km (0.049 R)
• M3: 1,342,342 km (0.105 R)
• M4: 1,906,625 km (0.1 R)
• M5: 3,859,475 km (0.095 R)
• M6: 4,485,393 km (0.105 R)
• M7: 5,046,834 km (0.098 R)
• M8: 6,502,720 km (0.071 R)
• M9: 9,359,441 km (0.083 R)
• M10: 10,332,127 km (0.116 R)
• M11: 11,091,186 km (0.12 R)
• M12: 12,904,013 km (0.112 R)
• M13: 13,848,873 km (0.116 R)
• M14: 19,117,261 km (0.076 R)
• M15: 24,626,353 km (0.043 R)
• M16: 25,685,954 km (0.041 R)
• M17: 26,575,463 km (0.111 R)
• M18: 27,281,266 km (0.106 R)
• M19: 27,793,040 km (0.088 R)
• M20: 31,445,173 km (0.108 R)
• M21: 36,755,000 km (0.059 R)
• M22: 38,393,546 km (0.108 R)
• M23: 43,462,221 km (0.106 R)
• M24: 44,020,370 km (0.114 R)
• M25: 48,509,952 km (0.076 R)
• M26: 50,326,968 km (0.042 R)
• M27: 51,563,095 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.1

Radius: 8.2

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 8.39 AU - 11.93 AU

Year: 11655 Days

Day: 12 Hours

Environment

Temp: -173 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,587,436 km

• M1: 102,026 km (0.059 R)
• M2: 378,632 km (0.114 R)
• M3: 811,269 km (0.066 R)
• M4: 5,742,015 km (0.096 R)
• M5: 6,387,979 km (0.115 R)
• M6: 7,488,121 km (0.109 R)
• M7: 9,319,648 km (0.076 R)
• M8: 11,104,052 km (0.1 R)
• M9: 12,746,187 km (0.106 R)
• M10: 13,409,504 km (0.063 R)
• M11: 14,286,597 km (0.111 R)
• M12: 20,613,839 km (0.116 R)
• M13: 21,192,034 km (0.033 R)
• M14: 21,611,507 km (0.072 R)
• M15: 22,294,421 km (0.081 R)
• M16: 23,079,660 km (0.104 R)
• M17: 24,983,443 km (0.118 R)
• M18: 41,195,813 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 20.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135.7

Radius: 4.1

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 19.59 AU - 20.85 AU

Year: 32722 Days

Day: 20 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,587,436 km

• M1: 51,162 km (0.031 R)
• M2: 179,966 km (0.103 R)
• M3: 543,339 km (0.12 R)
• M4: 1,145,022 km (0.068 R)
• M5: 1,316,910 km (0.102 R)
• M6: 1,679,535 km (0.094 R)
• M7: 2,282,564 km (0.104 R)
• M8: 2,757,837 km (0.058 R)
• M9: 4,138,924 km (0.118 R)
• M10: 5,584,040 km (0.082 R)
• M11: 7,696,960 km (0.072 R)
• M12: 9,368,866 km (0.063 R)
• M13: 10,401,241 km (0.104 R)
• M14: 11,327,551 km (0.106 R)
• M15: 11,627,943 km (0.09 R)
• M16: 14,087,332 km (0.113 R)
• M17: 14,716,840 km (0.05 R)
• M18: 16,717,562 km (0.107 R)
• M19: 17,264,342 km (0.039 R)
• M20: 26,851,322 km (0.106 R)
• M21: 32,152,173 km (0.098 R)
• M22: 34,229,040 km (0.073 R)
• M23: 35,491,646 km (0.096 R)
• M24: 36,916,117 km (0.058 R)
• M25: 38,919,232 km (0.06 R)
• M26: 40,572,887 km (0.117 R)
• M27: 41,843,572 km (0.033 R)
• M28: 42,995,026 km (0.092 R)
• M29: 54,154,878 km (0.087 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 12,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit