🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.55 AU - 0.91 AU

Year: 226 Days

Day: 20.9 Hours

Environment

Temp: 133 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.94 AU - 1.18 AU

Year: 395 Days

Day: 37 Hours

Environment

Temp: 33 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.58 AU - 3 AU

Year: 1685 Days

Day: 43.9 Hours

Environment

Temp: -90 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,782,859 km

• M1: 2,175,153 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.03 AU - 3.37 AU

Year: 2070 Days

Day: 19.8 Hours

Environment

Temp: -103 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,782,859 km

• M1: 129,552 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587

Radius: 8.7

Gravity: 7.76 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 5.37 AU - 5.79 AU

Year: 4767 Days

Day: 6.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 27,782,859 km

• M1: 164,258 km (0.095 R)
• M2: 281,693 km (0.113 R)
• M3: 445,802 km (0.102 R)
• M4: 806,183 km (0.088 R)
• M5: 893,099 km (0.095 R)
• M6: 996,471 km (0.106 R)
• M7: 1,090,419 km (0.041 R)
• M8: 1,159,383 km (0.12 R)
• M9: 1,465,760 km (0.116 R)
• M10: 1,589,029 km (0.097 R)
• M11: 1,732,044 km (0.062 R)
• M12: 1,796,970 km (0.1 R)
• M13: 1,879,398 km (0.072 R)
• M14: 2,030,941 km (0.043 R)
• M15: 2,116,810 km (0.11 R)
• M16: 2,274,636 km (0.104 R)
• M17: 2,771,450 km (0.11 R)
• M18: 3,081,567 km (0.095 R)
• M19: 3,650,936 km (0.084 R)
• M20: 3,734,860 km (0.057 R)
• M21: 4,252,469 km (0.067 R)
• M22: 4,385,462 km (0.089 R)
• M23: 4,655,635 km (0.081 R)
• M24: 4,815,705 km (0.056 R)
• M25: 5,141,380 km (0.032 R)
• M26: 5,354,557 km (0.056 R)
• M27: 5,740,669 km (0.108 R)
• M28: 6,900,351 km (0.101 R)
• M29: 7,135,669 km (0.1 R)
• M30: 7,347,051 km (0.112 R)
• M31: 7,694,866 km (0.051 R)
• M32: 7,775,948 km (0.047 R)
• M33: 7,830,102 km (0.113 R)
• M34: 8,268,125 km (0.044 R)
• M35: 8,378,977 km (0.102 R)
• M36: 8,490,128 km (0.099 R)
• M37: 8,601,878 km (0.104 R)
• M38: 9,139,532 km (0.094 R)
• M39: 9,253,975 km (0.095 R)
• M40: 9,484,655 km (0.046 R)
• M41: 9,687,958 km (0.044 R)
• M42: 10,098,903 km (0.078 R)
• M43: 10,187,615 km (0.06 R)
• M44: 11,151,025 km (0.116 R)
• M45: 11,986,380 km (0.074 R)
• M46: 12,332,549 km (0.075 R)
• M47: 12,522,688 km (0.118 R)
• M48: 13,196,028 km (0.091 R)
• M49: 13,260,654 km (0.107 R)
• M50: 13,979,771 km (0.082 R)
• M51: 14,980,731 km (0.069 R)
• M52: 15,149,776 km (0.08 R)
• M53: 15,217,544 km (0.114 R)
• M54: 15,319,420 km (0.119 R)
• M55: 15,558,179 km (0.075 R)
• M56: 15,729,319 km (0.085 R)
• M57: 16,455,317 km (0.075 R)
• M58: 16,734,766 km (0.07 R)
• M59: 17,440,269 km (0.109 R)
• M60: 17,582,537 km (0.12 R)
• M61: 18,083,391 km (0.104 R)
• M62: 18,516,476 km (0.081 R)
• M63: 18,989,655 km (0.071 R)
• M64: 19,099,310 km (0.117 R)
• M65: 20,171,029 km (0.029 R)
• M66: 21,566,478 km (0.075 R)
• M67: 21,795,811 km (0.092 R)
• M68: 21,872,405 km (0.102 R)
• M69: 22,333,765 km (0.03 R)
• M70: 22,953,998 km (0.084 R)
• M71: 23,344,449 km (0.083 R)
• M72: 23,462,032 km (0.11 R)
• M73: 23,776,637 km (0.078 R)
• M74: 24,013,450 km (0.068 R)
• M75: 24,211,368 km (0.11 R)
• M76: 24,648,792 km (0.091 R)
• M77: 26,587,730 km (0.117 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 10,510 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit