🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.64 AU - 0.78 AU

Year: 252 Days

Day: 24.3 Hours

Environment

Temp: -5 °C

Axial Tilt: 18.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 52,230,840 km

• M1: 17,503 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.79 AU - 1.27 AU

Year: 441 Days

Day: 29.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.13 AU - 1.51 AU

Year: 640 Days

Day: 31.6 Hours

Environment

Temp: -83 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,230,840 km

• M1: 713,582 km (0.079 R)

Asteroid Belt

Center: 1.82 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.16 AU - 2.46 AU

Year: 1481 Days

Day: 29.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,230,840 km

• M1: 55,950 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.44 AU - 3.16 AU

Year: 1976 Days

Day: 18.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.5

Radius: 12.6

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.77 AU - 4.43 AU

Year: 3501 Days

Day: 6.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,230,840 km

• M1: 156,629 km (0.037 R)
• M2: 642,672 km (0.091 R)
• M3: 1,086,529 km (0.064 R)
• M4: 1,566,888 km (0.098 R)
• M5: 2,147,029 km (0.092 R)
• M6: 3,599,923 km (0.092 R)
• M7: 4,620,330 km (0.076 R)
• M8: 5,068,825 km (0.055 R)
• M9: 5,546,491 km (0.026 R)
• M10: 6,409,670 km (0.106 R)
• M11: 9,228,244 km (0.077 R)
• M12: 11,984,285 km (0.069 R)
• M13: 13,128,111 km (0.117 R)
• M14: 13,525,143 km (0.113 R)
• M15: 14,448,013 km (0.09 R)
• M16: 17,350,361 km (0.069 R)
• M17: 18,193,943 km (0.079 R)
• M18: 19,001,473 km (0.102 R)
• M19: 20,554,897 km (0.109 R)
• M20: 22,191,348 km (0.077 R)
• M21: 22,613,813 km (0.112 R)
• M22: 24,431,875 km (0.097 R)
• M23: 26,266,993 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358

Radius: 4.1

Gravity: 21.3 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 9.57 AU - 12.03 AU

Year: 14969 Days

Day: 22.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 52,230,840 km

• M1: 56,997 km (0.052 R)
• M2: 250,128 km (0.084 R)
• M3: 408,253 km (0.115 R)
• M4: 722,857 km (0.115 R)
• M5: 1,022,501 km (0.117 R)
• M6: 2,052,333 km (0.107 R)
• M7: 2,734,051 km (0.061 R)
• M8: 3,068,103 km (0.079 R)
• M9: 3,925,598 km (0.067 R)
• M10: 4,263,091 km (0.055 R)
• M11: 4,439,018 km (0.085 R)
• M12: 4,589,214 km (0.065 R)
• M13: 6,209,808 km (0.082 R)
• M14: 6,746,266 km (0.06 R)
• M15: 6,985,323 km (0.111 R)
• M16: 13,848,125 km (0.063 R)
• M17: 14,495,884 km (0.068 R)
• M18: 17,511,927 km (0.088 R)
• M19: 19,605,100 km (0.106 R)
• M20: 21,859,241 km (0.113 R)
• M21: 22,558,910 km (0.066 R)
• M22: 24,653,579 km (0.113 R)
• M23: 26,184,714 km (0.099 R)
• M24: 34,563,990 km (0.116 R)
• M25: 35,512,889 km (0.048 R)
• M26: 36,968,327 km (0.11 R)
• M27: 37,960,460 km (0.115 R)
• M28: 39,997,683 km (0.058 R)
• M29: 42,375,392 km (0.085 R)
• M30: 43,052,173 km (0.033 R)
• M31: 45,548,512 km (0.116 R)
• M32: 46,688,299 km (0.065 R)
• M33: 47,410,108 km (0.094 R)
• M34: 47,846,934 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.6

Radius: 6.5

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 9.23 AU - 13.15 AU

Year: 15787 Days

Day: 16.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,230,840 km

• M1: 80,932 km (0.114 R)
• M2: 530,175 km (0.041 R)
• M3: 829,071 km (0.083 R)
• M4: 1,084,734 km (0.031 R)
• M5: 3,519,589 km (0.117 R)
• M6: 3,727,979 km (0.073 R)
• M7: 4,055,897 km (0.073 R)
• M8: 5,123,877 km (0.07 R)
• M9: 7,888,745 km (0.119 R)
• M10: 8,292,509 km (0.066 R)
• M11: 8,996,068 km (0.055 R)
• M12: 9,288,382 km (0.107 R)
• M13: 10,203,323 km (0.046 R)
• M14: 11,177,055 km (0.114 R)
• M15: 11,401,602 km (0.056 R)
• M16: 12,873,944 km (0.074 R)
• M17: 13,245,395 km (0.056 R)
• M18: 24,355,880 km (0.117 R)
• M19: 25,115,388 km (0.107 R)
• M20: 26,482,413 km (0.101 R)
• M21: 31,100,949 km (0.068 R)
• M22: 33,833,054 km (0.038 R)
• M23: 36,228,864 km (0.08 R)
• M24: 40,821,968 km (0.11 R)
• M25: 47,529,637 km (0.09 R)
• M26: 48,268,052 km (0.099 R)
• M27: 52,074,570 km (0.051 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 10,698 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit