🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.48 AU - 0.56 AU

Year: 131 Days

Day: 36.7 Hours

Environment

Temp: 224 °C

Axial Tilt: 27 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.57 AU - 0.65 AU

Year: 167 Days

Day: 31.3 Hours

Environment

Temp: 234 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 27,737,146 km

• M1: 34,108 km (0.111 R)
• M2: 211,083 km (0.043 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.31 AU - 1.67 AU

Year: 636 Days

Day: 13.1 Hours

Environment

Temp: -5 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.38 AU - 2.52 AU

Year: 1342 Days

Day: 13.1 Hours

Environment

Temp: -76 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,737,146 km

• M1: 368,759 km (0.076 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.7 AU - 4.02 AU

Year: 2155 Days

Day: 33.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.07 AU - 4.71 AU

Year: 3218 Days

Day: 42.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.5

Radius: 11.6

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 7.32 AU - 8.06 AU

Year: 7460 Days

Day: 6.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 27,737,146 km

• M1: 145,110 km (0.065 R)
• M2: 812,316 km (0.059 R)
• M3: 2,732,704 km (0.102 R)
• M4: 4,872,253 km (0.075 R)
• M5: 9,014,319 km (0.075 R)
• M6: 10,300,561 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.5

Radius: 13.4

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.93 AU - 10.95 AU

Year: 10147 Days

Day: 10.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,737,146 km

• M1: 167,101 km (0.057 R)
• M2: 656,286 km (0.118 R)
• M3: 1,181,823 km (0.083 R)
• M4: 1,685,818 km (0.052 R)
• M5: 4,619,582 km (0.068 R)
• M6: 5,800,807 km (0.034 R)
• M7: 6,480,430 km (0.05 R)
• M8: 7,403,898 km (0.104 R)
• M9: 8,755,066 km (0.069 R)
• M10: 10,507,904 km (0.083 R)
• M11: 16,488,378 km (0.043 R)
• M12: 18,135,301 km (0.068 R)
• M13: 18,925,926 km (0.063 R)
• M14: 20,730,375 km (0.091 R)
• M15: 21,995,525 km (0.091 R)
• M16: 24,679,310 km (0.099 R)
• M17: 26,100,041 km (0.111 R)
• M18: 29,691,737 km (0.104 R)
• M19: 30,689,255 km (0.116 R)
• M20: 32,435,810 km (0.103 R)
• M21: 33,280,440 km (0.07 R)
• M22: 33,815,551 km (0.066 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.1

Radius: 9

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 9.23 AU - 11.11 AU

Year: 11346 Days

Day: 9.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,737,146 km

• M1: 112,049 km (0.064 R)
• M2: 443,707 km (0.086 R)
• M3: 1,025,643 km (0.067 R)
• M4: 1,580,352 km (0.105 R)
• M5: 2,158,697 km (0.097 R)
• M6: 3,053,891 km (0.103 R)
• M7: 3,776,449 km (0.107 R)
• M8: 6,444,227 km (0.062 R)
• M9: 6,953,907 km (0.04 R)
• M10: 8,346,364 km (0.074 R)
• M11: 10,639,251 km (0.113 R)
• M12: 11,812,996 km (0.075 R)
• M13: 12,238,751 km (0.11 R)
• M14: 13,272,024 km (0.052 R)
• M15: 14,684,677 km (0.101 R)
• M16: 16,720,554 km (0.082 R)
• M17: 22,046,986 km (0.087 R)
• M18: 22,838,060 km (0.084 R)
• M19: 23,797,132 km (0.077 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 17,756 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit