🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.9 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.78 AU - 1.82 AU

Year: 873 Days

Day: 25.8 Hours

Environment

Temp: -52 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.55 AU - 2.23 AU

Year: 940 Days

Day: 43.1 Hours

Environment

Temp: -51 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,186,953 km

• M1: 114,891 km (0.047 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.82 AU - 3.44 AU

Year: 2003 Days

Day: 43.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.05 AU - 5.19 AU

Year: 3591 Days

Day: 29.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,186,953 km

• M1: 114,442 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.3

Radius: 11.6

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.07 AU - 8.71 AU

Year: 7265 Days

Day: 9.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,186,953 km

• M1: 144,661 km (0.087 R)
• M2: 585,825 km (0.103 R)
• M3: 1,278,314 km (0.115 R)
• M4: 1,845,439 km (0.062 R)
• M5: 2,747,066 km (0.117 R)
• M6: 3,559,233 km (0.068 R)
• M7: 3,996,806 km (0.102 R)
• M8: 4,864,175 km (0.063 R)
• M9: 7,698,456 km (0.096 R)
• M10: 10,093,817 km (0.081 R)
• M11: 11,332,039 km (0.083 R)
• M12: 13,232,231 km (0.064 R)
• M13: 16,969,634 km (0.115 R)
• M14: 19,079,264 km (0.043 R)
• M15: 25,729,039 km (0.117 R)
• M16: 30,964,814 km (0.049 R)
• M17: 32,194,659 km (0.081 R)
• M18: 36,304,561 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.6

Radius: 6.5

Gravity: 20.01 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 12.01 AU - 13.81 AU

Year: 16776 Days

Day: 15.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 40,186,953 km

• M1: 80,932 km (0.058 R)
• M2: 325,525 km (0.1 R)
• M3: 917,933 km (0.098 R)
• M4: 1,134,251 km (0.113 R)
• M5: 1,759,421 km (0.036 R)
• M6: 1,980,526 km (0.098 R)
• M7: 2,434,855 km (0.111 R)
• M8: 3,578,082 km (0.084 R)
• M9: 4,059,937 km (0.063 R)
• M10: 4,756,614 km (0.063 R)
• M11: 5,042,196 km (0.091 R)
• M12: 5,846,285 km (0.064 R)
• M13: 6,300,165 km (0.067 R)
• M14: 7,231,561 km (0.062 R)
• M15: 7,466,280 km (0.078 R)
• M16: 14,524,158 km (0.101 R)
• M17: 14,898,302 km (0.063 R)
• M18: 15,202,285 km (0.097 R)
• M19: 15,980,194 km (0.11 R)
• M20: 16,948,392 km (0.11 R)
• M21: 18,560,608 km (0.097 R)
• M22: 19,720,739 km (0.102 R)
• M23: 26,586,982 km (0.074 R)
• M24: 29,465,694 km (0.119 R)
• M25: 29,824,430 km (0.043 R)
• M26: 32,165,188 km (0.095 R)
• M27: 32,673,073 km (0.094 R)
• M28: 33,835,448 km (0.115 R)
• M29: 34,625,474 km (0.099 R)
• M30: 40,799,079 km (0.119 R)
• M31: 41,244,881 km (0.099 R)
• M32: 42,907,362 km (0.114 R)
• M33: 43,368,423 km (0.099 R)
• M34: 46,688,747 km (0.079 R)
• M35: 50,686,451 km (0.049 R)
• M36: 52,768,255 km (0.034 R)
• M37: 60,889,026 km (0.086 R)
• M38: 61,276,784 km (0.096 R)
• M39: 70,442,047 km (0.05 R)
• M40: 72,595,808 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.8

Radius: 5

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 17.08 AU - 21.56 AU

Year: 30711 Days

Day: 21.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,186,953 km

• M1: 232,774 km (0.107 R)
• M2: 423,212 km (0.111 R)
• M3: 1,557,164 km (0.067 R)
• M4: 2,212,104 km (0.119 R)
• M5: 4,840,837 km (0.091 R)
• M6: 5,229,792 km (0.099 R)
• M7: 12,457,314 km (0.107 R)
• M8: 13,884,029 km (0.04 R)
• M9: 14,667,323 km (0.101 R)
• M10: 15,163,839 km (0.066 R)
• M11: 22,757,127 km (0.076 R)
• M12: 34,681,873 km (0.089 R)
• M13: 39,113,261 km (0.077 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 14,700 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit