🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.22 AU - 1.32 AU

Year: 515 Days

Day: 31.7 Hours

Environment

Temp: 10 °C

Axial Tilt: 47.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 63,425,520 km

• M1: 56,847 km (0.095 R)
• M2: 129,701 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.03 AU - 3.19 AU

Year: 1518 Days

Day: 28.5 Hours

Environment

Temp: -91 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.68 AU - 4.28 AU

Year: 2858 Days

Day: 21.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.24 AU - 5.52 AU

Year: 3880 Days

Day: 25.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.3

Radius: 4.5

Gravity: 15.22 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 14.75 AU - 16.93 AU

Year: 22688 Days

Day: 19 Hours

Environment

Temp: -181 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 63,425,520 km

• M1: 85,420 km (0.036 R)
• M2: 277,055 km (0.096 R)
• M3: 562,937 km (0.109 R)
• M4: 601,383 km (0.051 R)
• M5: 1,254,827 km (0.093 R)
• M6: 1,357,601 km (0.081 R)
• M7: 1,626,428 km (0.071 R)
• M8: 1,853,218 km (0.113 R)
• M9: 2,305,154 km (0.103 R)
• M10: 2,336,420 km (0.1 R)
• M11: 2,991,957 km (0.031 R)
• M12: 3,591,097 km (0.056 R)
• M13: 3,774,205 km (0.09 R)
• M14: 4,035,851 km (0.117 R)
• M15: 4,458,615 km (0.081 R)
• M16: 4,935,683 km (0.086 R)
• M17: 5,098,445 km (0.095 R)
• M18: 5,766,400 km (0.101 R)
• M19: 5,809,185 km (0.059 R)
• M20: 5,980,923 km (0.08 R)
• M21: 6,285,355 km (0.096 R)
• M22: 6,819,269 km (0.084 R)
• M23: 7,787,766 km (0.064 R)
• M24: 8,072,451 km (0.098 R)
• M25: 8,602,925 km (0.11 R)
• M26: 8,749,680 km (0.07 R)
• M27: 8,798,748 km (0.048 R)
• M28: 9,646,819 km (0.029 R)
• M29: 9,901,285 km (0.072 R)
• M30: 10,157,845 km (0.117 R)
• M31: 10,782,566 km (0.107 R)
• M32: 12,398,073 km (0.109 R)
• M33: 13,233,727 km (0.087 R)
• M34: 13,346,524 km (0.118 R)
• M35: 15,549,352 km (0.115 R)
• M36: 15,608,743 km (0.116 R)
• M37: 16,875,238 km (0.119 R)
• M38: 17,181,465 km (0.105 R)
• M39: 17,304,584 km (0.054 R)
• M40: 18,049,133 km (0.057 R)
• M41: 20,409,488 km (0.055 R)
• M42: 21,526,086 km (0.08 R)
• M43: 21,592,358 km (0.094 R)
• M44: 21,725,201 km (0.061 R)
• M45: 22,259,116 km (0.101 R)
• M46: 23,203,827 km (0.117 R)
• M47: 23,408,028 km (0.061 R)
• M48: 23,476,244 km (0.064 R)
• M49: 24,161,702 km (0.117 R)
• M50: 24,923,155 km (0.102 R)
• M51: 26,327,879 km (0.112 R)
• M52: 26,611,965 km (0.053 R)
• M53: 27,182,980 km (0.094 R)
• M54: 27,470,059 km (0.098 R)
• M55: 29,581,184 km (0.025 R)
• M56: 30,321,095 km (0.085 R)
• M57: 31,668,373 km (0.072 R)
• M58: 32,273,347 km (0.079 R)
• M59: 33,264,583 km (0.118 R)
• M60: 35,276,823 km (0.082 R)
• M61: 35,668,321 km (0.119 R)
• M62: 36,140,003 km (0.1 R)
• M63: 38,127,561 km (0.109 R)
• M64: 38,609,714 km (0.119 R)
• M65: 39,174,895 km (0.112 R)
• M66: 40,231,804 km (0.091 R)
• M67: 40,640,805 km (0.06 R)
• M68: 42,373,597 km (0.086 R)
• M69: 44,214,548 km (0.11 R)
• M70: 44,975,104 km (0.084 R)
• M71: 45,059,926 km (0.063 R)
• M72: 45,314,541 km (0.089 R)
• M73: 45,910,539 km (0.118 R)
• M74: 46,680,819 km (0.117 R)
• M75: 48,929,574 km (0.081 R)
• M76: 49,979,302 km (0.111 R)
• M77: 50,331,007 km (0.029 R)
• M78: 50,595,197 km (0.113 R)
• M79: 52,546,850 km (0.04 R)
• M80: 53,352,285 km (0.114 R)
• M81: 55,884,229 km (0.102 R)
• M82: 56,981,231 km (0.11 R)
• M83: 59,847,975 km (0.119 R)
• M84: 61,533,943 km (0.105 R)
• M85: 61,722,286 km (0.106 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 16,881 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit