🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.56 AU - 0.62 AU

Year: 174 Days

Day: 43.2 Hours

Environment

Temp: 144 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.5

Radius: 8.8

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.75 AU - 4.67 AU

Year: 3307 Days

Day: 10.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,446,933 km

• M1: 109,954 km (0.094 R)
• M2: 842,984 km (0.063 R)
• M3: 1,506,899 km (0.116 R)
• M4: 2,216,442 km (0.115 R)
• M5: 2,537,778 km (0.113 R)
• M6: 2,994,650 km (0.082 R)
• M7: 3,339,772 km (0.113 R)
• M8: 3,711,523 km (0.077 R)
• M9: 4,054,701 km (0.069 R)
• M10: 4,340,433 km (0.086 R)
• M11: 4,910,251 km (0.052 R)
• M12: 6,657,105 km (0.088 R)
• M13: 7,002,228 km (0.114 R)
• M14: 7,359,018 km (0.029 R)
• M15: 7,844,164 km (0.113 R)
• M16: 9,005,642 km (0.118 R)
• M17: 9,795,968 km (0.096 R)
• M18: 10,347,984 km (0.07 R)
• M19: 11,780,683 km (0.086 R)
• M20: 13,299,550 km (0.12 R)
• M21: 13,635,098 km (0.097 R)
• M22: 15,261,825 km (0.026 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.5

Radius: 10.5

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.82 AU - 5.52 AU

Year: 4501 Days

Day: 13.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,446,933 km

• M1: 134,638 km (0.1 R)
• M2: 474,973 km (0.071 R)
• M3: 868,565 km (0.062 R)
• M4: 1,738,477 km (0.036 R)
• M5: 2,091,378 km (0.057 R)
• M6: 2,754,695 km (0.049 R)
• M7: 3,905,402 km (0.06 R)
• M8: 5,106,673 km (0.106 R)
• M9: 5,465,109 km (0.119 R)
• M10: 5,985,560 km (0.078 R)
• M11: 7,953,221 km (0.11 R)
• M12: 8,906,908 km (0.067 R)
• M13: 9,628,867 km (0.085 R)
• M14: 11,990,718 km (0.068 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.7

Radius: 6.7

Gravity: 18.59 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 10.55 AU - 16.77 AU

Year: 19331 Days

Day: 23.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,446,933 km

• M1: 83,326 km (0.082 R)
• M2: 378,931 km (0.115 R)
• M3: 916,885 km (0.063 R)
• M4: 1,414,897 km (0.059 R)
• M5: 1,788,443 km (0.108 R)
• M6: 2,018,973 km (0.07 R)
• M7: 3,013,948 km (0.103 R)
• M8: 4,335,795 km (0.078 R)
• M9: 5,796,768 km (0.04 R)
• M10: 7,029,903 km (0.109 R)
• M11: 7,909,389 km (0.034 R)
• M12: 13,724,258 km (0.042 R)
• M13: 15,408,431 km (0.092 R)
• M14: 21,578,146 km (0.109 R)
• M15: 24,167,386 km (0.076 R)
• M16: 29,214,669 km (0.095 R)
• M17: 31,211,501 km (0.076 R)
• M18: 35,893,616 km (0.093 R)
• M19: 37,025,772 km (0.07 R)
• M20: 40,262,023 km (0.109 R)
• M21: 54,167,444 km (0.085 R)
• M22: 55,468,347 km (0.095 R)
• M23: 56,599,906 km (0.105 R)
• M24: 59,889,413 km (0.063 R)
• M25: 72,292,573 km (0.098 R)
• M26: 72,965,314 km (0.112 R)
• M27: 77,791,940 km (0.056 R)
• M28: 78,262,425 km (0.072 R)
• M29: 78,971,669 km (0.072 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: 437 - 17,014 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit