🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.58 AU - 0.84 AU

Year: 212 Days

Day: 25.9 Hours

Environment

Temp: 215 °C

Axial Tilt: 49.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.82 AU - 1.3 AU

Year: 387 Days

Day: 45.4 Hours

Environment

Temp: 40 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.14 AU - 1.56 AU

Year: 556 Days

Day: 43.1 Hours

Environment

Temp: 17 °C

Axial Tilt: 11.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 67,441,891 km

• M1: 256,710 km (0.116 R)
• M2: 523,443 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.6 AU - 1.74 AU

Year: 766 Days

Day: 21.8 Hours

Environment

Temp: -35 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.65 AU - 2.13 AU

Year: 922 Days

Day: 23.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.71 AU - 2.65 AU

Year: 1142 Days

Day: 19.1 Hours

Environment

Temp: -73 °C

Axial Tilt: 97.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,441,891 km

• M1: 160,219 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.9

Radius: 5.7

Gravity: 11.79 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 13.72 AU - 17.92 AU

Year: 22323 Days

Day: 24 Hours

Environment

Temp: -192 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 67,441,891 km

• M1: 261,497 km (0.087 R)
• M2: 735,573 km (0.045 R)
• M3: 987,645 km (0.116 R)
• M4: 1,161,627 km (0.095 R)
• M5: 2,043,507 km (0.066 R)
• M6: 2,201,333 km (0.11 R)
• M7: 2,767,112 km (0.094 R)
• M8: 3,301,924 km (0.104 R)
• M9: 3,599,923 km (0.092 R)
• M10: 3,714,066 km (0.09 R)
• M11: 3,906,748 km (0.114 R)
• M12: 4,342,228 km (0.038 R)
• M13: 4,463,701 km (0.055 R)
• M14: 5,130,309 km (0.042 R)
• M15: 5,258,814 km (0.111 R)
• M16: 5,562,647 km (0.114 R)
• M17: 5,961,625 km (0.105 R)
• M18: 6,324,100 km (0.074 R)
• M19: 7,696,960 km (0.106 R)
• M20: 8,441,808 km (0.079 R)
• M21: 8,797,252 km (0.068 R)
• M22: 9,417,934 km (0.107 R)
• M23: 9,627,969 km (0.114 R)
• M24: 9,786,543 km (0.063 R)
• M25: 9,892,758 km (0.11 R)
• M26: 9,999,271 km (0.062 R)
• M27: 10,052,678 km (0.075 R)
• M28: 11,811,949 km (0.063 R)
• M29: 11,924,895 km (0.11 R)
• M30: 12,323,573 km (0.115 R)
• M31: 13,309,723 km (0.084 R)
• M32: 13,604,580 km (0.109 R)
• M33: 14,501,868 km (0.115 R)
• M34: 15,665,889 km (0.074 R)
• M35: 16,542,533 km (0.085 R)
• M36: 16,859,530 km (0.108 R)
• M37: 18,017,119 km (0.096 R)
• M38: 18,147,269 km (0.091 R)
• M39: 18,671,310 km (0.096 R)
• M40: 19,133,717 km (0.09 R)
• M41: 19,399,702 km (0.104 R)
• M42: 19,466,423 km (0.084 R)
• M43: 19,600,014 km (0.055 R)
• M44: 20,137,519 km (0.083 R)
• M45: 20,205,137 km (0.118 R)
• M46: 22,545,446 km (0.082 R)
• M47: 23,676,107 km (0.119 R)
• M48: 24,320,126 km (0.088 R)
• M49: 25,260,648 km (0.07 R)
• M50: 26,212,988 km (0.051 R)
• M51: 28,834,840 km (0.118 R)
• M52: 29,139,720 km (0.11 R)
• M53: 29,599,136 km (0.11 R)
• M54: 30,060,795 km (0.094 R)
• M55: 30,447,505 km (0.118 R)
• M56: 30,913,652 km (0.074 R)
• M57: 31,147,623 km (0.031 R)
• M58: 31,538,821 km (0.085 R)
• M59: 32,010,354 km (0.113 R)
• M60: 32,722,141 km (0.057 R)
• M61: 33,040,186 km (0.096 R)
• M62: 33,119,921 km (0.026 R)
• M63: 33,199,657 km (0.086 R)
• M64: 33,279,393 km (0.073 R)
• M65: 33,359,278 km (0.101 R)
• M66: 33,599,233 km (0.064 R)
• M67: 36,112,178 km (0.05 R)
• M68: 36,440,845 km (0.088 R)
• M69: 36,770,558 km (0.105 R)
• M70: 37,018,442 km (0.116 R)
• M71: 38,266,088 km (0.113 R)
• M72: 38,601,187 km (0.047 R)
• M73: 39,442,975 km (0.085 R)
• M74: 39,951,009 km (0.098 R)
• M75: 40,205,924 km (0.109 R)
• M76: 40,461,287 km (0.088 R)
• M77: 42,177,324 km (0.103 R)
• M78: 43,305,592 km (0.106 R)
• M79: 45,414,323 km (0.092 R)
• M80: 49,184,339 km (0.114 R)
• M81: 51,014,519 km (0.116 R)
• M82: 51,383,278 km (0.097 R)
• M83: 52,030,588 km (0.119 R)
• M84: 53,707,730 km (0.109 R)
• M85: 53,895,176 km (0.059 R)
• M86: 60,298,414 km (0.107 R)
• M87: 61,764,622 km (0.088 R)
• M88: 62,945,847 km (0.04 R)
• M89: 64,035,369 km (0.071 R)
• M90: 65,631,129 km (0.118 R)
• M91: 65,831,441 km (0.097 R)
• M92: 66,232,812 km (0.088 R)
• M93: 67,038,097 km (0.096 R)
• M94: 67,239,905 km (0.06 R)
• M95: 67,340,883 km (0.096 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 10,858 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit