🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.49 AU - 0.71 AU

Year: 170 Days

Day: 36.7 Hours

Environment

Temp: 205 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.73 AU - 0.91 AU

Year: 271 Days

Day: 28.3 Hours

Environment

Temp: 86 °C

Axial Tilt: 47.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.27 AU - 3.57 AU

Year: 1822 Days

Day: 15.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.07 AU - 4.59 AU

Year: 3291 Days

Day: 46.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.2

Radius: 11.2

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 6.95 AU - 10.63 AU

Year: 9519 Days

Day: 8.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 77.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 47,129,798 km

• M1: 159,023 km (0.108 R)
• M2: 340,634 km (0.03 R)
• M3: 560,693 km (0.089 R)
• M4: 842,834 km (0.083 R)
• M5: 971,489 km (0.05 R)
• M6: 1,465,910 km (0.06 R)
• M7: 1,587,832 km (0.099 R)
• M8: 2,369,481 km (0.094 R)
• M9: 2,746,617 km (0.039 R)
• M10: 3,187,931 km (0.092 R)
• M11: 3,324,813 km (0.096 R)
• M12: 3,463,640 km (0.07 R)
• M13: 3,771,063 km (0.088 R)
• M14: 3,867,554 km (0.1 R)
• M15: 4,112,146 km (0.117 R)
• M16: 4,336,842 km (0.086 R)
• M17: 4,616,889 km (0.084 R)
• M18: 4,876,591 km (0.077 R)
• M19: 5,329,275 km (0.109 R)
• M20: 5,767,746 km (0.06 R)
• M21: 5,851,371 km (0.075 R)
• M22: 6,019,519 km (0.097 R)
• M23: 6,708,717 km (0.075 R)
• M24: 7,182,044 km (0.054 R)
• M25: 7,574,739 km (0.106 R)
• M26: 7,881,564 km (0.119 R)
• M27: 8,005,431 km (0.099 R)
• M28: 8,223,694 km (0.101 R)
• M29: 8,317,941 km (0.108 R)
• M30: 8,826,274 km (0.118 R)
• M31: 9,084,331 km (0.117 R)
• M32: 9,214,331 km (0.079 R)
• M33: 9,410,454 km (0.106 R)
• M34: 9,541,951 km (0.086 R)
• M35: 10,141,240 km (0.115 R)
• M36: 10,309,986 km (0.113 R)
• M37: 10,787,203 km (0.108 R)
• M38: 11,376,320 km (0.028 R)
• M39: 11,976,058 km (0.05 R)
• M40: 12,405,553 km (0.041 R)
• M41: 13,427,456 km (0.078 R)
• M42: 13,538,607 km (0.075 R)
• M43: 13,761,658 km (0.11 R)
• M44: 14,098,702 km (0.089 R)
• M45: 15,241,480 km (0.104 R)
• M46: 15,784,969 km (0.101 R)
• M47: 16,177,065 km (0.051 R)
• M48: 16,532,809 km (0.085 R)
• M49: 17,091,108 km (0.095 R)
• M50: 17,332,409 km (0.061 R)
• M51: 17,493,825 km (0.039 R)
• M52: 18,144,576 km (0.042 R)
• M53: 18,349,525 km (0.071 R)
• M54: 18,679,089 km (0.066 R)
• M55: 20,017,093 km (0.096 R)
• M56: 20,144,101 km (0.057 R)
• M57: 21,950,196 km (0.079 R)
• M58: 23,628,684 km (0.115 R)
• M59: 23,763,023 km (0.026 R)
• M60: 23,942,391 km (0.051 R)
• M61: 24,032,300 km (0.095 R)
• M62: 24,528,665 km (0.054 R)
• M63: 26,594,163 km (0.062 R)
• M64: 27,435,950 km (0.046 R)
• M65: 27,907,483 km (0.11 R)
• M66: 28,381,558 km (0.037 R)
• M67: 28,858,327 km (0.119 R)
• M68: 29,049,812 km (0.111 R)
• M69: 29,771,622 km (0.084 R)
• M70: 30,110,461 km (0.118 R)
• M71: 31,183,676 km (0.109 R)
• M72: 31,873,173 km (0.104 R)
• M73: 31,972,057 km (0.055 R)
• M74: 32,269,457 km (0.037 R)
• M75: 32,418,457 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.9

Radius: 5.5

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 13.5 AU - 17.28 AU

Year: 22052 Days

Day: 18.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 47,129,798 km

• M1: 115,490 km (0.076 R)
• M2: 232,625 km (0.088 R)
• M3: 417,079 km (0.105 R)
• M4: 473,477 km (0.072 R)
• M5: 594,502 km (0.068 R)
• M6: 642,672 km (0.057 R)
• M7: 794,963 km (0.062 R)
• M8: 1,054,366 km (0.11 R)
• M9: 1,296,864 km (0.065 R)
• M10: 1,601,445 km (0.12 R)
• M11: 2,024,658 km (0.087 R)
• M12: 2,274,336 km (0.108 R)
• M13: 2,376,811 km (0.111 R)
• M14: 3,023,971 km (0.085 R)
• M15: 3,935,322 km (0.096 R)
• M16: 5,024,244 km (0.099 R)
• M17: 5,091,115 km (0.079 R)
• M18: 5,259,412 km (0.088 R)
• M19: 5,395,546 km (0.108 R)
• M20: 6,235,688 km (0.097 R)
• M21: 6,524,711 km (0.039 R)
• M22: 6,818,222 km (0.095 R)
• M23: 7,003,724 km (0.098 R)
• M24: 7,228,719 km (0.113 R)
• M25: 7,304,266 km (0.088 R)
• M26: 7,455,958 km (0.111 R)
• M27: 7,762,783 km (0.109 R)
• M28: 7,801,379 km (0.056 R)
• M29: 8,151,887 km (0.111 R)
• M30: 8,191,231 km (0.107 R)
• M31: 8,388,551 km (0.091 R)
• M32: 10,022,609 km (0.107 R)
• M33: 10,318,513 km (0.08 R)
• M34: 10,660,195 km (0.103 R)
• M35: 10,746,064 km (0.115 R)
• M36: 11,442,442 km (0.058 R)
• M37: 11,662,949 km (0.06 R)
• M38: 11,707,230 km (0.111 R)
• M39: 12,198,061 km (0.102 R)
• M40: 12,287,969 km (0.077 R)
• M41: 14,038,713 km (0.086 R)
• M42: 14,322,201 km (0.112 R)
• M43: 15,087,394 km (0.062 R)
• M44: 15,523,621 km (0.097 R)
• M45: 15,621,159 km (0.085 R)
• M46: 15,865,752 km (0.056 R)
• M47: 17,007,483 km (0.091 R)
• M48: 17,259,256 km (0.074 R)
• M49: 17,766,243 km (0.111 R)
• M50: 18,691,356 km (0.111 R)
• M51: 19,107,538 km (0.079 R)
• M52: 20,320,776 km (0.097 R)
• M53: 20,534,402 km (0.112 R)
• M54: 20,641,514 km (0.086 R)
• M55: 20,695,070 km (0.067 R)
• M56: 21,396,086 km (0.106 R)
• M57: 21,885,869 km (0.067 R)
• M58: 21,995,225 km (0.077 R)
• M59: 22,324,490 km (0.086 R)
• M60: 22,932,157 km (0.044 R)
• M61: 23,713,506 km (0.064 R)
• M62: 24,050,999 km (0.099 R)
• M63: 24,560,230 km (0.115 R)
• M64: 24,787,769 km (0.079 R)
• M65: 24,958,759 km (0.071 R)
• M66: 26,457,730 km (0.058 R)
• M67: 26,574,267 km (0.1 R)
• M68: 27,926,332 km (0.042 R)
• M69: 28,044,963 km (0.12 R)
• M70: 29,059,985 km (0.09 R)
• M71: 30,087,124 km (0.059 R)
• M72: 30,147,860 km (0.115 R)
• M73: 30,574,514 km (0.087 R)
• M74: 31,003,261 km (0.092 R)
• M75: 31,126,081 km (0.105 R)
• M76: 31,495,588 km (0.084 R)
• M77: 32,176,707 km (0.1 R)
• M78: 33,995,667 km (0.087 R)
• M79: 35,141,437 km (0.117 R)
• M80: 36,041,269 km (0.077 R)
• M81: 36,493,952 km (0.095 R)
• M82: 38,060,541 km (0.119 R)
• M83: 38,984,457 km (0.102 R)
• M84: 39,782,263 km (0.087 R)
• M85: 40,854,430 km (0.113 R)
• M86: 41,800,188 km (0.096 R)
• M87: 42,343,976 km (0.078 R)
• M88: 42,548,477 km (0.116 R)
• M89: 42,684,910 km (0.093 R)
• M90: 45,236,751 km (0.083 R)
• M91: 47,129,762 km (0.089 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 18,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit