🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.12 AU - 1.78 AU

Year: 648 Days

Day: 12 Hours

Environment

Temp: -28 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.21 AU - 1.73 AU

Year: 661 Days

Day: 25.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.46 AU - 2.06 AU

Year: 866 Days

Day: 42.3 Hours

Environment

Temp: -49 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.6

Radius: 11.3

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.77 AU - 6.71 AU

Year: 5781 Days

Day: 12.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 16,002,333 km

• M1: 180,116 km (0.118 R)
• M2: 307,872 km (0.064 R)
• M3: 562,638 km (0.116 R)
• M4: 677,828 km (0.062 R)
• M5: 825,481 km (0.076 R)
• M6: 897,587 km (0.093 R)
• M7: 1,181,524 km (0.091 R)
• M8: 1,362,837 km (0.06 R)
• M9: 1,706,762 km (0.052 R)
• M10: 2,077,914 km (0.083 R)
• M11: 2,230,055 km (0.095 R)
• M12: 2,801,519 km (0.07 R)
• M13: 2,970,266 km (0.1 R)
• M14: 3,142,602 km (0.088 R)
• M15: 3,417,115 km (0.113 R)
• M16: 3,557,437 km (0.114 R)
• M17: 3,781,834 km (0.063 R)
• M18: 4,158,970 km (0.075 R)
• M19: 4,373,943 km (0.064 R)
• M20: 4,881,977 km (0.109 R)
• M21: 5,362,485 km (0.064 R)
• M22: 6,541,765 km (0.103 R)
• M23: 6,666,530 km (0.111 R)
• M24: 6,817,325 km (0.037 R)
• M25: 7,071,192 km (0.085 R)
• M26: 7,640,711 km (0.107 R)
• M27: 7,825,016 km (0.056 R)
• M28: 7,904,452 km (0.075 R)
• M29: 8,278,746 km (0.087 R)
• M30: 9,239,912 km (0.058 R)
• M31: 9,919,386 km (0.094 R)
• M32: 10,034,277 km (0.099 R)
• M33: 10,439,538 km (0.03 R)
• M34: 10,527,202 km (0.08 R)
• M35: 10,673,658 km (0.083 R)
• M36: 10,791,392 km (0.108 R)
• M37: 11,057,676 km (0.11 R)
• M38: 11,386,193 km (0.083 R)
• M39: 12,452,976 km (0.102 R)
• M40: 12,576,992 km (0.086 R)
• M41: 13,742,958 km (0.115 R)
• M42: 14,031,682 km (0.116 R)
• M43: 14,128,472 km (0.028 R)
• M44: 14,290,187 km (0.077 R)
• M45: 14,713,549 km (0.106 R)
• M46: 14,910,270 km (0.091 R)
• M47: 15,539,180 km (0.104 R)
• M48: 15,806,661 km (0.069 R)
• M49: 16,075,488 km (0.087 R)
• M50: 16,379,920 km (0.106 R)
• M51: 17,097,541 km (0.052 R)
• M52: 17,651,202 km (0.107 R)
• M53: 17,790,628 km (0.079 R)
• M54: 18,740,724 km (0.036 R)
• M55: 19,132,520 km (0.03 R)
• M56: 19,239,932 km (0.047 R)
• M57: 20,069,452 km (0.095 R)
• M58: 20,178,509 km (0.112 R)
• M59: 20,690,134 km (0.069 R)
• M60: 21,168,996 km (0.094 R)
• M61: 21,465,499 km (0.089 R)
• M62: 22,703,122 km (0.112 R)
• M63: 22,816,817 km (0.083 R)
• M64: 23,044,804 km (0.037 R)
• M65: 23,694,508 km (0.1 R)
• M66: 23,771,401 km (0.102 R)
• M67: 24,040,976 km (0.083 R)
• M68: 24,156,915 km (0.116 R)
• M69: 24,234,257 km (0.099 R)
• M70: 24,350,494 km (0.087 R)
• M71: 24,544,523 km (0.075 R)
• M72: 25,719,464 km (0.094 R)
• M73: 26,115,300 km (0.105 R)
• M74: 26,433,345 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45

Radius: 8.1

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.32 AU - 8.56 AU

Year: 7526 Days

Day: 9.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 16,002,333 km

• M1: 537,206 km (0.032 R)
• M2: 611,107 km (0.07 R)
• M3: 837,449 km (0.112 R)
• M4: 1,186,012 km (0.04 R)
• M5: 1,304,942 km (0.059 R)
• M6: 1,523,056 km (0.112 R)
• M7: 2,160,492 km (0.083 R)
• M8: 2,331,632 km (0.052 R)
• M9: 2,558,423 km (0.077 R)
• M10: 2,700,541 km (0.115 R)
• M11: 2,871,980 km (0.08 R)
• M12: 2,965,778 km (0.111 R)
• M13: 4,078,337 km (0.106 R)
• M14: 4,522,044 km (0.074 R)
• M15: 5,504,902 km (0.104 R)
• M16: 5,756,526 km (0.09 R)
• M17: 5,841,198 km (0.073 R)
• M18: 6,011,890 km (0.108 R)
• M19: 6,675,506 km (0.056 R)
• M20: 6,961,836 km (0.069 R)
• M21: 7,863,762 km (0.103 R)
• M22: 8,147,100 km (0.108 R)
• M23: 9,056,805 km (0.081 R)
• M24: 9,214,780 km (0.102 R)
• M25: 9,634,103 km (0.065 R)
• M26: 11,735,953 km (0.05 R)
• M27: 13,429,550 km (0.101 R)
• M28: 13,950,151 km (0.11 R)
• M29: 14,132,810 km (0.105 R)
• M30: 14,431,258 km (0.112 R)
• M31: 14,964,425 km (0.086 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 11,851 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit