🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.44 AU - 0.7 AU

Year: 155 Days

Day: 43.6 Hours

Environment

Temp: 241 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.76 AU - 1.06 AU

Year: 312 Days

Day: 47.2 Hours

Environment

Temp: 158 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.83 AU - 1.11 AU

Year: 344 Days

Day: 29.3 Hours

Environment

Temp: 94 °C

Axial Tilt: 45.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.08 AU - 1.28 AU

Year: 461 Days

Day: 31 Hours

Environment

Temp: 28 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.26 AU - 1.32 AU

Year: 527 Days

Day: 44.4 Hours

Environment

Temp: 5 °C

Axial Tilt: 20.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.43 AU - 1.69 AU

Year: 701 Days

Day: 34.7 Hours

Environment

Temp: -25 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.64 AU - 1.94 AU

Year: 862 Days

Day: 42.7 Hours

Environment

Temp: -60 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,355,041 km

• M1: 1,339,200 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 90.3

Radius: 8

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 13.16 AU - 20.2 AU

Year: 24517 Days

Day: 22.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 44,355,041 km

• M1: 131,197 km (0.101 R)
• M2: 264,040 km (0.092 R)
• M3: 782,696 km (0.115 R)
• M4: 884,273 km (0.095 R)
• M5: 936,782 km (0.081 R)
• M6: 1,314,367 km (0.042 R)
• M7: 1,457,233 km (0.1 R)
• M8: 1,916,199 km (0.1 R)
• M9: 2,126,085 km (0.065 R)
• M10: 2,773,993 km (0.092 R)
• M11: 2,905,340 km (0.066 R)
• M12: 3,038,782 km (0.093 R)
• M13: 3,939,660 km (0.105 R)
• M14: 4,087,612 km (0.098 R)
• M15: 4,147,152 km (0.112 R)
• M16: 4,297,648 km (0.12 R)
• M17: 4,358,384 km (0.114 R)
• M18: 4,449,938 km (0.046 R)
• M19: 4,573,057 km (0.046 R)
• M20: 4,759,905 km (0.073 R)
• M21: 5,108,917 km (0.041 R)
• M22: 5,631,462 km (0.081 R)
• M23: 6,068,438 km (0.089 R)
• M24: 6,170,912 km (0.111 R)
• M25: 6,342,950 km (0.073 R)
• M26: 6,412,214 km (0.057 R)
• M27: 6,975,150 km (0.045 R)
• M28: 7,664,198 km (0.085 R)
• M29: 8,073,049 km (0.057 R)
• M30: 8,223,545 km (0.075 R)
• M31: 9,067,576 km (0.118 R)
• M32: 9,184,711 km (0.075 R)
• M33: 9,302,444 km (0.108 R)
• M34: 9,858,500 km (0.079 R)
• M35: 10,548,146 km (0.098 R)
• M36: 11,337,424 km (0.114 R)
• M37: 11,590,544 km (0.055 R)
• M38: 12,145,402 km (0.06 R)
• M39: 12,231,571 km (0.062 R)
• M40: 12,491,273 km (0.1 R)
• M41: 12,709,087 km (0.076 R)
• M42: 12,796,452 km (0.078 R)
• M43: 12,884,117 km (0.03 R)
• M44: 13,548,032 km (0.093 R)
• M45: 14,862,848 km (0.06 R)
• M46: 15,279,179 km (0.115 R)
• M47: 15,465,428 km (0.062 R)
• M48: 16,123,210 km (0.08 R)
• M49: 16,312,900 km (0.074 R)
• M50: 16,503,188 km (0.097 R)
• M51: 16,934,180 km (0.12 R)
• M52: 18,944,326 km (0.091 R)
• M53: 20,104,607 km (0.075 R)
• M54: 20,564,920 km (0.065 R)
• M55: 20,719,006 km (0.049 R)
• M56: 22,917,795 km (0.119 R)
• M57: 23,237,935 km (0.105 R)
• M58: 23,291,491 km (0.087 R)
• M59: 25,025,031 km (0.115 R)
• M60: 25,244,641 km (0.088 R)
• M61: 25,354,595 km (0.048 R)
• M62: 25,685,805 km (0.036 R)
• M63: 26,129,512 km (0.113 R)
• M64: 26,799,711 km (0.098 R)
• M65: 27,306,099 km (0.06 R)
• M66: 27,588,839 km (0.12 R)
• M67: 27,702,235 km (0.078 R)
• M68: 28,729,373 km (0.119 R)
• M69: 29,652,841 km (0.046 R)
• M70: 30,060,047 km (0.116 R)
• M71: 30,586,182 km (0.078 R)
• M72: 30,879,693 km (0.074 R)
• M73: 30,938,635 km (0.091 R)
• M74: 31,115,310 km (0.12 R)
• M75: 31,351,525 km (0.086 R)
• M76: 32,182,691 km (0.082 R)
• M77: 33,141,613 km (0.078 R)
• M78: 33,201,751 km (0.036 R)
• M79: 35,025,948 km (0.066 R)
• M80: 35,394,707 km (0.063 R)
• M81: 35,950,164 km (0.119 R)
• M82: 36,074,031 km (0.09 R)
• M83: 36,384,147 km (0.107 R)
• M84: 36,695,310 km (0.058 R)
• M85: 38,327,274 km (0.115 R)
• M86: 38,897,690 km (0.058 R)
• M87: 40,948,378 km (0.11 R)
• M88: 41,466,585 km (0.112 R)
• M89: 41,791,512 km (0.092 R)
• M90: 43,428,860 km (0.079 R)
• M91: 43,824,995 km (0.101 R)
• M92: 44,023,512 km (0.113 R)
• M93: 44,355,021 km (0.117 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 18,846 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit