🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.55 AU - 0.91 AU

Year: 236 Days

Day: 25 Hours

Environment

Temp: 136 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.68 AU - 1.04 AU

Year: 302 Days

Day: 16.5 Hours

Environment

Temp: 24 °C

Axial Tilt: 15.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.13 AU - 3.11 AU

Year: 1606 Days

Day: 13.5 Hours

Environment

Temp: -100 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.3 AU - 3.66 AU

Year: 2459 Days

Day: 44.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.34 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.2

Radius: 11

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 9.39 AU - 13.01 AU

Year: 14196 Days

Day: 6.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 132.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,609,803 km

• M1: 136,732 km (0.11 R)
• M2: 554,559 km (0.046 R)
• M3: 1,171,501 km (0.093 R)
• M4: 1,810,733 km (0.067 R)
• M5: 2,289,895 km (0.099 R)
• M6: 3,142,752 km (0.047 R)
• M7: 6,155,354 km (0.096 R)
• M8: 6,728,164 km (0.102 R)
• M9: 7,933,325 km (0.073 R)
• M10: 8,914,986 km (0.073 R)
• M11: 10,086,337 km (0.061 R)
• M12: 11,722,040 km (0.06 R)
• M13: 16,113,187 km (0.105 R)
• M14: 16,807,620 km (0.095 R)
• M15: 19,353,626 km (0.091 R)
• M16: 21,771,726 km (0.058 R)
• M17: 22,335,261 km (0.108 R)
• M18: 22,812,179 km (0.098 R)
• M19: 30,691,350 km (0.117 R)
• M20: 33,716,518 km (0.114 R)
• M21: 35,108,376 km (0.094 R)
• M22: 35,623,891 km (0.102 R)
• M23: 42,501,653 km (0.095 R)
• M24: 49,243,580 km (0.116 R)
• M25: 52,195,894 km (0.06 R)
• M26: 54,228,331 km (0.108 R)
• M27: 56,312,977 km (0.101 R)
• M28: 57,019,528 km (0.044 R)
• M29: 62,886,906 km (0.061 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.5

Radius: 3.9

Gravity: 41.32 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 11.45 AU - 12.55 AU

Year: 15744 Days

Day: 18.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 165.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,609,803 km

• M1: 53,107 km (0.066 R)
• M2: 648,656 km (0.116 R)
• M3: 1,117,646 km (0.116 R)
• M4: 1,260,960 km (0.099 R)
• M5: 1,682,078 km (0.102 R)
• M6: 1,818,063 km (0.115 R)
• M7: 2,914,316 km (0.085 R)
• M8: 3,213,213 km (0.065 R)
• M9: 4,295,104 km (0.062 R)
• M10: 4,917,880 km (0.051 R)
• M11: 7,413,622 km (0.064 R)
• M12: 7,874,682 km (0.057 R)
• M13: 8,702,108 km (0.05 R)
• M14: 9,802,251 km (0.078 R)
• M15: 10,077,361 km (0.035 R)
• M16: 10,700,436 km (0.109 R)
• M17: 17,187,150 km (0.065 R)
• M18: 19,592,684 km (0.109 R)
• M19: 23,071,881 km (0.096 R)
• M20: 26,093,309 km (0.093 R)
• M21: 28,358,371 km (0.082 R)
• M22: 28,692,273 km (0.071 R)
• M23: 32,056,580 km (0.093 R)
• M24: 34,904,774 km (0.101 R)
• M25: 35,416,697 km (0.086 R)
• M26: 38,594,007 km (0.107 R)
• M27: 51,369,066 km (0.071 R)
• M28: 60,243,362 km (0.107 R)

Asteroid Belt

Center: 13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.9

Radius: 6.3

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 13.15 AU - 14.83 AU

Year: 19819 Days

Day: 23.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,609,803 km

• M1: 78,389 km (0.053 R)
• M2: 281,394 km (0.102 R)
• M3: 514,617 km (0.119 R)
• M4: 1,435,990 km (0.116 R)
• M5: 1,882,091 km (0.118 R)
• M6: 2,416,454 km (0.042 R)
• M7: 2,863,004 km (0.12 R)
• M8: 3,214,559 km (0.043 R)
• M9: 8,335,444 km (0.046 R)
• M10: 8,665,157 km (0.118 R)
• M11: 9,052,466 km (0.111 R)
• M12: 10,177,143 km (0.062 R)
• M13: 14,507,852 km (0.118 R)
• M14: 15,192,711 km (0.049 R)
• M15: 15,613,829 km (0.047 R)
• M16: 16,332,946 km (0.116 R)
• M17: 18,070,376 km (0.069 R)
• M18: 28,844,414 km (0.115 R)
• M19: 29,058,638 km (0.078 R)
• M20: 30,365,825 km (0.08 R)
• M21: 33,449,485 km (0.119 R)
• M22: 35,494,488 km (0.115 R)
• M23: 35,863,846 km (0.118 R)
• M24: 40,901,255 km (0.04 R)
• M25: 46,244,143 km (0.117 R)
• M26: 50,465,944 km (0.06 R)
• M27: 52,670,119 km (0.112 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 18,293 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit