🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.77 AU - 0.77 AU

Year: 236 Days

Day: 39.4 Hours

Environment

Temp: 211 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.9

Radius: 8.7

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.9 AU - 7.42 AU

Year: 6703 Days

Day: 5.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,739,150 km

• M1: 116,238 km (0.08 R)
• M2: 450,888 km (0.098 R)
• M3: 1,055,862 km (0.025 R)
• M4: 1,502,411 km (0.054 R)
• M5: 2,027,201 km (0.039 R)
• M6: 2,813,038 km (0.118 R)
• M7: 3,399,163 km (0.12 R)
• M8: 4,207,440 km (0.089 R)
• M9: 4,813,910 km (0.106 R)
• M10: 5,110,712 km (0.032 R)
• M11: 5,535,271 km (0.079 R)
• M12: 6,390,671 km (0.113 R)
• M13: 7,331,642 km (0.094 R)
• M14: 8,792,166 km (0.069 R)
• M15: 9,278,359 km (0.118 R)
• M16: 11,075,478 km (0.059 R)
• M17: 14,216,286 km (0.107 R)
• M18: 17,460,615 km (0.079 R)
• M19: 17,970,295 km (0.096 R)
• M20: 18,555,521 km (0.118 R)
• M21: 21,024,335 km (0.09 R)
• M22: 26,603,438 km (0.109 R)
• M23: 27,792,143 km (0.078 R)
• M24: 29,821,438 km (0.109 R)
• M25: 30,918,439 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.8

Radius: 9.1

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 9.16 AU - 11.64 AU

Year: 11733 Days

Day: 12.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,739,150 km

• M1: 113,395 km (0.093 R)
• M2: 659,278 km (0.108 R)
• M3: 1,049,579 km (0.098 R)
• M4: 4,507,085 km (0.072 R)
• M5: 5,062,392 km (0.034 R)
• M6: 10,171,309 km (0.085 R)
• M7: 14,971,306 km (0.075 R)
• M8: 23,026,104 km (0.066 R)
• M9: 23,798,328 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.7

Radius: 14.8

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 10.49 AU - 14.11 AU

Year: 15092 Days

Day: 9 Hours

Environment

Temp: -185 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,739,150 km

• M1: 184,005 km (0.1 R)
• M2: 650,302 km (0.062 R)
• M3: 1,453,493 km (0.097 R)
• M4: 2,260,424 km (0.101 R)
• M5: 4,398,177 km (0.111 R)
• M6: 5,230,989 km (0.118 R)
• M7: 6,273,237 km (0.08 R)
• M8: 7,694,118 km (0.109 R)
• M9: 9,508,889 km (0.09 R)
• M10: 10,955,202 km (0.11 R)
• M11: 13,125,867 km (0.075 R)
• M12: 13,909,311 km (0.052 R)
• M13: 14,533,134 km (0.11 R)
• M14: 15,904,049 km (0.082 R)
• M15: 17,502,652 km (0.11 R)
• M16: 18,452,449 km (0.115 R)
• M17: 32,355,327 km (0.111 R)
• M18: 33,452,029 km (0.077 R)
• M19: 41,448,633 km (0.05 R)
• M20: 43,004,002 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.1

Radius: 14.7

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 11.57 AU - 13.13 AU

Year: 15184 Days

Day: 11.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 84,739,150 km

• M1: 183,557 km (0.101 R)
• M2: 828,174 km (0.097 R)
• M3: 1,995,935 km (0.066 R)
• M4: 3,765,977 km (0.106 R)
• M5: 4,986,995 km (0.109 R)
• M6: 7,106,497 km (0.066 R)
• M7: 8,790,520 km (0.117 R)
• M8: 11,025,961 km (0.088 R)
• M9: 13,388,261 km (0.037 R)
• M10: 16,396,675 km (0.076 R)
• M11: 19,756,044 km (0.119 R)
• M12: 20,662,907 km (0.061 R)
• M13: 23,802,368 km (0.109 R)
• M14: 32,652,129 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.5

Radius: 7.8

Gravity: 13.78 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 14.92 AU - 15.98 AU

Year: 21246 Days

Day: 17.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,739,150 km

• M1: 131,347 km (0.066 R)
• M2: 535,261 km (0.111 R)
• M3: 1,435,541 km (0.095 R)
• M4: 3,222,488 km (0.097 R)
• M5: 5,803,500 km (0.091 R)
• M6: 6,102,995 km (0.088 R)
• M7: 9,693,792 km (0.063 R)
• M8: 11,793,548 km (0.082 R)
• M9: 13,277,559 km (0.069 R)
• M10: 21,667,157 km (0.077 R)
• M11: 25,213,824 km (0.046 R)
• M12: 28,145,194 km (0.118 R)
• M13: 36,235,596 km (0.1 R)
• M14: 43,271,483 km (0.09 R)
• M15: 48,319,514 km (0.053 R)
• M16: 51,711,795 km (0.116 R)
• M17: 54,122,116 km (0.062 R)
• M18: 59,968,401 km (0.085 R)
• M19: 65,577,872 km (0.033 R)
• M20: 66,222,041 km (0.076 R)
• M21: 73,818,920 km (0.074 R)
• M22: 79,032,106 km (0.043 R)
• M23: 82,723,883 km (0.045 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 11,231 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit