🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.49 AU - 0.55 AU

Year: 165 Days

Day: 37 Hours

Environment

Temp: 31 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.6 AU - 0.82 AU

Year: 263 Days

Day: 47.9 Hours

Environment

Temp: -13 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 53,556,691 km

• M1: 234,569 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1 AU - 1.14 AU

Year: 487 Days

Day: 24.3 Hours

Environment

Temp: -64 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.06 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.9

Radius: 14.6

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.42 AU - 8.66 AU

Year: 8213 Days

Day: 9.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 53,556,691 km

• M1: 195,225 km (0.084 R)
• M2: 311,164 km (0.117 R)
• M3: 460,612 km (0.087 R)
• M4: 746,194 km (0.078 R)
• M5: 845,976 km (0.109 R)
• M6: 1,020,557 km (0.111 R)
• M7: 1,144,125 km (0.101 R)
• M8: 1,453,942 km (0.086 R)
• M9: 1,854,116 km (0.118 R)
• M10: 1,969,456 km (0.106 R)
• M11: 2,140,446 km (0.045 R)
• M12: 2,357,962 km (0.045 R)
• M13: 2,949,023 km (0.119 R)
• M14: 3,666,345 km (0.103 R)
• M15: 5,274,971 km (0.089 R)
• M16: 5,703,120 km (0.086 R)
• M17: 5,816,814 km (0.119 R)
• M18: 5,911,958 km (0.103 R)
• M19: 6,220,279 km (0.107 R)
• M20: 6,396,057 km (0.116 R)
• M21: 6,514,239 km (0.119 R)
• M22: 6,732,652 km (0.119 R)
• M23: 7,054,886 km (0.104 R)
• M24: 7,258,788 km (0.111 R)
• M25: 7,988,078 km (0.114 R)
• M26: 8,158,021 km (0.102 R)
• M27: 8,436,871 km (0.049 R)
• M28: 8,631,797 km (0.091 R)
• M29: 8,740,704 km (0.094 R)
• M30: 9,359,292 km (0.088 R)
• M31: 9,719,224 km (0.074 R)
• M32: 10,313,876 km (0.063 R)
• M33: 11,875,827 km (0.098 R)
• M34: 12,536,152 km (0.081 R)
• M35: 12,883,219 km (0.12 R)
• M36: 13,308,975 km (0.038 R)
• M37: 14,148,518 km (0.092 R)
• M38: 14,328,933 km (0.025 R)
• M39: 14,691,857 km (0.073 R)
• M40: 14,953,055 km (0.114 R)
• M41: 17,814,414 km (0.114 R)
• M42: 18,288,788 km (0.078 R)
• M43: 18,485,360 km (0.095 R)
• M44: 18,710,954 km (0.069 R)
• M45: 18,880,598 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.1

Radius: 5.3

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 9.61 AU - 16.01 AU

Year: 20160 Days

Day: 19.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 53,556,691 km

• M1: 84,822 km (0.113 R)
• M2: 127,607 km (0.053 R)
• M3: 330,013 km (0.12 R)
• M4: 401,221 km (0.105 R)
• M5: 509,979 km (0.097 R)
• M6: 852,109 km (0.07 R)
• M7: 1,186,610 km (0.077 R)
• M8: 1,276,219 km (0.072 R)
• M9: 1,558,511 km (0.102 R)
• M10: 1,706,912 km (0.086 R)
• M11: 2,017,477 km (0.113 R)
• M12: 2,289,446 km (0.103 R)
• M13: 2,515,488 km (0.026 R)
• M14: 2,631,277 km (0.099 R)
• M15: 2,898,010 km (0.058 R)
• M16: 2,958,447 km (0.092 R)
• M17: 3,651,086 km (0.098 R)
• M18: 4,426,152 km (0.079 R)
• M19: 4,814,508 km (0.05 R)
• M20: 5,030,827 km (0.114 R)
• M21: 5,661,083 km (0.054 R)
• M22: 6,792,491 km (0.062 R)
• M23: 7,239,340 km (0.069 R)
• M24: 7,280,480 km (0.058 R)
• M25: 7,612,138 km (0.115 R)
• M26: 7,822,024 km (0.092 R)
• M27: 9,031,672 km (0.032 R)
• M28: 9,432,744 km (0.086 R)
• M29: 9,885,278 km (0.074 R)
• M30: 9,976,532 km (0.09 R)
• M31: 10,206,165 km (0.048 R)
• M32: 11,047,055 km (0.11 R)
• M33: 11,571,844 km (0.114 R)
• M34: 11,619,865 km (0.074 R)
• M35: 12,251,318 km (0.089 R)
• M36: 12,497,257 km (0.071 R)
• M37: 12,645,508 km (0.092 R)
• M38: 13,395,592 km (0.027 R)
• M39: 13,446,156 km (0.084 R)
• M40: 15,254,046 km (0.095 R)
• M41: 15,359,662 km (0.11 R)
• M42: 16,052,001 km (0.111 R)
• M43: 16,105,557 km (0.08 R)
• M44: 16,213,118 km (0.116 R)
• M45: 16,428,838 km (0.117 R)
• M46: 16,537,147 km (0.094 R)
• M47: 16,645,605 km (0.119 R)
• M48: 16,699,910 km (0.062 R)
• M49: 17,577,301 km (0.104 R)
• M50: 17,688,003 km (0.092 R)
• M51: 18,469,503 km (0.117 R)
• M52: 18,920,989 km (0.101 R)
• M53: 19,433,511 km (0.098 R)
• M54: 19,490,658 km (0.105 R)
• M55: 20,997,856 km (0.114 R)
• M56: 22,122,832 km (0.108 R)
• M57: 22,602,293 km (0.08 R)
• M58: 23,327,843 km (0.117 R)
• M59: 23,510,502 km (0.082 R)
• M60: 24,122,657 km (0.097 R)
• M61: 24,307,260 km (0.115 R)
• M62: 24,801,981 km (0.096 R)
• M63: 25,990,236 km (0.114 R)
• M64: 26,305,888 km (0.112 R)
• M65: 26,369,317 km (0.098 R)
• M66: 26,686,615 km (0.062 R)
• M67: 26,813,773 km (0.061 R)
• M68: 27,068,987 km (0.118 R)
• M69: 27,388,977 km (0.085 R)
• M70: 27,839,266 km (0.11 R)
• M71: 28,877,475 km (0.11 R)
• M72: 31,864,496 km (0.092 R)
• M73: 32,813,695 km (0.073 R)
• M74: 35,786,503 km (0.106 R)
• M75: 36,137,759 km (0.088 R)
• M76: 38,197,423 km (0.118 R)
• M77: 38,340,737 km (0.107 R)
• M78: 38,772,178 km (0.11 R)
• M79: 41,173,523 km (0.097 R)
• M80: 42,800,848 km (0.038 R)
• M81: 43,622,440 km (0.104 R)
• M82: 43,997,631 km (0.034 R)
• M83: 44,751,156 km (0.12 R)
• M84: 45,433,023 km (0.056 R)
• M85: 48,194,450 km (0.032 R)
• M86: 49,127,043 km (0.093 R)
• M87: 49,361,014 km (0.113 R)
• M88: 50,615,542 km (0.103 R)
• M89: 50,773,069 km (0.043 R)
• M90: 51,801,255 km (0.038 R)
• M91: 52,119,001 km (0.088 R)
• M92: 52,198,437 km (0.051 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 19,227 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit