🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.6 AU - 0.92 AU

Year: 241 Days

Day: 33.5 Hours

Environment

Temp: 140 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 85,134,324 km

• M1: 38,895 km (0.086 R)
• M2: 72,256 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.61 AU - 0.91 AU

Year: 241 Days

Day: 20.9 Hours

Environment

Temp: 107 °C

Axial Tilt: 5.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.15 AU - 1.39 AU

Year: 520 Days

Day: 17.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 85,134,324 km

• M1: 52,210 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.17 AU - 4.35 AU

Year: 2650 Days

Day: 20.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,134,324 km

• M1: 1,004,251 km (0.111 R)

Asteroid Belt

Center: 7.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.8

Radius: 9.9

Gravity: 9.69 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 10.08 AU - 11.78 AU

Year: 13133 Days

Day: 9.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,134,324 km

• M1: 123,119 km (0.108 R)
• M2: 658,380 km (0.116 R)
• M3: 974,780 km (0.077 R)
• M4: 1,497,624 km (0.076 R)
• M5: 2,161,091 km (0.113 R)
• M6: 3,033,994 km (0.089 R)
• M7: 3,363,708 km (0.078 R)
• M8: 4,310,363 km (0.081 R)
• M9: 5,138,986 km (0.09 R)
• M10: 5,875,606 km (0.105 R)
• M11: 6,431,960 km (0.083 R)
• M12: 7,023,022 km (0.111 R)
• M13: 9,015,366 km (0.103 R)
• M14: 9,486,899 km (0.092 R)
• M15: 10,536,627 km (0.063 R)
• M16: 12,413,033 km (0.112 R)
• M17: 13,129,308 km (0.111 R)
• M18: 15,223,379 km (0.07 R)
• M19: 16,504,086 km (0.067 R)
• M20: 24,002,081 km (0.111 R)
• M21: 25,629,706 km (0.069 R)
• M22: 26,258,615 km (0.113 R)
• M23: 29,444,302 km (0.073 R)
• M24: 30,018,458 km (0.063 R)
• M25: 33,125,307 km (0.089 R)
• M26: 34,628,915 km (0.088 R)
• M27: 35,140,091 km (0.089 R)
• M28: 42,251,675 km (0.068 R)
• M29: 47,700,777 km (0.095 R)
• M30: 53,600,618 km (0.057 R)
• M31: 58,693,229 km (0.092 R)
• M32: 64,099,396 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377.5

Radius: 7.1

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 11.86 AU - 15.62 AU

Year: 18510 Days

Day: 22.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,134,324 km

• M1: 93,349 km (0.104 R)
• M2: 326,123 km (0.061 R)
• M3: 1,531,134 km (0.059 R)
• M4: 1,937,292 km (0.111 R)
• M5: 3,012,452 km (0.062 R)
• M6: 10,701,334 km (0.067 R)
• M7: 13,781,554 km (0.057 R)
• M8: 14,880,201 km (0.088 R)
• M9: 15,306,854 km (0.109 R)
• M10: 16,635,882 km (0.099 R)
• M11: 20,033,100 km (0.052 R)
• M12: 25,144,859 km (0.056 R)
• M13: 32,824,615 km (0.069 R)
• M14: 37,583,922 km (0.11 R)
• M15: 38,908,761 km (0.111 R)
• M16: 44,373,421 km (0.095 R)
• M17: 50,647,406 km (0.117 R)
• M18: 54,078,583 km (0.112 R)
• M19: 54,917,827 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 820.9

Radius: 6.1

Gravity: 22.06 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 15.12 AU - 15.36 AU

Year: 21623 Days

Day: 23.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 85,134,324 km

• M1: 98,136 km (0.107 R)
• M2: 346,020 km (0.052 R)
• M3: 650,152 km (0.077 R)
• M4: 933,042 km (0.112 R)
• M5: 1,296,415 km (0.116 R)
• M6: 1,623,137 km (0.118 R)
• M7: 3,331,245 km (0.083 R)
• M8: 3,568,657 km (0.099 R)
• M9: 3,978,555 km (0.09 R)
• M10: 6,744,620 km (0.116 R)
• M11: 8,035,350 km (0.039 R)
• M12: 9,839,800 km (0.093 R)
• M13: 12,035,747 km (0.105 R)
• M14: 13,769,287 km (0.095 R)
• M15: 15,417,257 km (0.1 R)
• M16: 17,812,918 km (0.114 R)
• M17: 18,632,864 km (0.105 R)
• M18: 20,643,309 km (0.086 R)
• M19: 28,262,030 km (0.09 R)
• M20: 28,877,475 km (0.102 R)
• M21: 36,537,186 km (0.098 R)
• M22: 40,440,493 km (0.097 R)
• M23: 42,653,195 km (0.112 R)
• M24: 44,282,316 km (0.101 R)
• M25: 52,681,937 km (0.056 R)
• M26: 55,894,252 km (0.108 R)
• M27: 56,087,084 km (0.032 R)
• M28: 71,175,974 km (0.093 R)
• M29: 83,612,494 km (0.12 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 18,916 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit