🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.91 AU - 1.13 AU

Year: 394 Days

Day: 12.6 Hours

Environment

Temp: 6 °C

Axial Tilt: 38.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.94 AU - 1.44 AU

Year: 497 Days

Day: 15.5 Hours

Environment

Temp: -33 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,507,101 km

• M1: 468,391 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.64 AU - 2.32 AU

Year: 1067 Days

Day: 30 Hours

Environment

Temp: -83 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.3 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.3

Radius: 13.3

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 8.35 AU - 12.89 AU

Year: 13251 Days

Day: 11.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 61,507,101 km

• M1: 448,345 km (0.117 R)
• M2: 584,778 km (0.083 R)
• M3: 685,308 km (0.07 R)
• M4: 887,115 km (0.116 R)
• M5: 1,131,110 km (0.065 R)
• M6: 1,587,084 km (0.106 R)
• M7: 1,734,887 km (0.052 R)
• M8: 1,887,476 km (0.106 R)
• M9: 2,400,896 km (0.093 R)
• M10: 3,079,472 km (0.106 R)
• M11: 3,297,586 km (0.036 R)
• M12: 3,520,786 km (0.111 R)
• M13: 3,650,637 km (0.116 R)
• M14: 3,915,275 km (0.069 R)
• M15: 4,255,012 km (0.063 R)
• M16: 4,569,168 km (0.098 R)
• M17: 4,963,358 km (0.119 R)
• M18: 5,784,800 km (0.1 R)
• M19: 6,133,214 km (0.109 R)
• M20: 6,568,244 km (0.099 R)
• M21: 6,809,845 km (0.089 R)
• M22: 7,385,048 km (0.118 R)
• M23: 7,763,232 km (0.057 R)
• M24: 8,018,745 km (0.101 R)
• M25: 8,104,614 km (0.092 R)
• M26: 8,277,250 km (0.111 R)
• M27: 8,979,762 km (0.087 R)
• M28: 9,383,526 km (0.038 R)
• M29: 10,583,002 km (0.071 R)
• M30: 11,732,662 km (0.108 R)
• M31: 11,830,349 km (0.045 R)
• M32: 14,514,285 km (0.079 R)
• M33: 14,724,320 km (0.088 R)
• M34: 15,843,312 km (0.083 R)
• M35: 16,222,393 km (0.044 R)
• M36: 17,824,586 km (0.109 R)
• M37: 17,993,183 km (0.054 R)
• M38: 18,559,112 km (0.091 R)
• M39: 18,787,099 km (0.053 R)
• M40: 19,130,875 km (0.063 R)
• M41: 19,361,256 km (0.116 R)
• M42: 19,592,534 km (0.044 R)
• M43: 20,821,780 km (0.111 R)
• M44: 21,356,293 km (0.078 R)
• M45: 21,535,361 km (0.112 R)
• M46: 22,560,107 km (0.077 R)
• M47: 22,742,616 km (0.082 R)
• M48: 23,847,845 km (0.105 R)
• M49: 25,538,301 km (0.032 R)
• M50: 25,728,440 km (0.086 R)
• M51: 25,919,177 km (0.09 R)
• M52: 27,008,549 km (0.093 R)
• M53: 29,099,778 km (0.107 R)
• M54: 29,431,137 km (0.118 R)
• M55: 32,813,844 km (0.103 R)
• M56: 33,158,817 km (0.025 R)
• M57: 33,366,459 km (0.075 R)
• M58: 33,504,986 km (0.098 R)
• M59: 34,270,927 km (0.101 R)
• M60: 34,410,801 km (0.075 R)
• M61: 34,831,471 km (0.116 R)
• M62: 35,465,915 km (0.102 R)
• M63: 36,388,934 km (0.119 R)
• M64: 38,694,387 km (0.073 R)
• M65: 38,840,095 km (0.045 R)
• M66: 39,571,180 km (0.096 R)
• M67: 39,717,935 km (0.104 R)
• M68: 40,012,045 km (0.087 R)
• M69: 40,159,399 km (0.065 R)
• M70: 40,898,562 km (0.079 R)
• M71: 41,121,313 km (0.116 R)
• M72: 41,866,310 km (0.118 R)
• M73: 42,841,689 km (0.114 R)
• M74: 42,992,334 km (0.076 R)
• M75: 44,432,812 km (0.116 R)
• M76: 45,274,150 km (0.095 R)
• M77: 47,829,282 km (0.067 R)
• M78: 48,769,953 km (0.1 R)
• M79: 49,242,682 km (0.066 R)
• M80: 49,954,469 km (0.1 R)
• M81: 50,192,479 km (0.115 R)
• M82: 50,351,352 km (0.067 R)
• M83: 51,708,803 km (0.046 R)
• M84: 52,110,324 km (0.104 R)
• M85: 54,296,398 km (0.092 R)
• M86: 54,459,609 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.7

Radius: 6.9

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 14.54 AU - 21.36 AU

Year: 29118 Days

Day: 16.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 61,507,101 km

• M1: 87,814 km (0.091 R)
• M2: 259,552 km (0.089 R)
• M3: 522,994 km (0.075 R)
• M4: 614,548 km (0.111 R)
• M5: 921,672 km (0.104 R)
• M6: 1,372,710 km (0.058 R)
• M7: 2,175,602 km (0.071 R)
• M8: 2,800,323 km (0.118 R)
• M9: 3,761,638 km (0.09 R)
• M10: 5,662,130 km (0.098 R)
• M11: 6,467,116 km (0.119 R)
• M12: 8,181,807 km (0.083 R)
• M13: 8,322,878 km (0.059 R)
• M14: 8,607,413 km (0.115 R)
• M15: 8,847,068 km (0.084 R)
• M16: 8,943,410 km (0.074 R)
• M17: 9,040,199 km (0.08 R)
• M18: 9,480,167 km (0.074 R)
• M19: 9,529,534 km (0.077 R)
• M20: 9,628,418 km (0.096 R)
• M21: 10,027,396 km (0.092 R)
• M22: 10,431,759 km (0.096 R)
• M23: 12,101,869 km (0.053 R)
• M24: 12,370,398 km (0.083 R)
• M25: 12,532,262 km (0.069 R)
• M26: 14,530,441 km (0.045 R)
• M27: 19,436,204 km (0.076 R)
• M28: 19,624,548 km (0.101 R)
• M29: 20,003,180 km (0.08 R)
• M30: 21,088,812 km (0.065 R)
• M31: 21,153,289 km (0.052 R)
• M32: 22,653,905 km (0.106 R)
• M33: 24,053,692 km (0.083 R)
• M34: 24,323,567 km (0.078 R)
• M35: 27,146,329 km (0.086 R)
• M36: 28,062,765 km (0.071 R)
• M37: 33,619,728 km (0.094 R)
• M38: 34,755,475 km (0.099 R)
• M39: 34,831,620 km (0.044 R)
• M40: 36,443,986 km (0.107 R)
• M41: 37,376,280 km (0.088 R)
• M42: 37,532,460 km (0.1 R)
• M43: 37,845,269 km (0.098 R)
• M44: 38,552,568 km (0.055 R)
• M45: 40,459,791 km (0.052 R)
• M46: 41,102,314 km (0.054 R)
• M47: 41,182,947 km (0.097 R)
• M48: 41,991,374 km (0.104 R)
• M49: 42,641,826 km (0.098 R)
• M50: 43,050,228 km (0.092 R)
• M51: 43,541,807 km (0.099 R)
• M52: 45,860,574 km (0.109 R)
• M53: 46,782,545 km (0.092 R)
• M54: 47,035,067 km (0.081 R)
• M55: 47,625,978 km (0.118 R)
• M56: 49,670,532 km (0.068 R)
• M57: 52,790,695 km (0.104 R)
• M58: 53,053,538 km (0.046 R)
• M59: 53,492,608 km (0.055 R)
• M60: 53,932,875 km (0.067 R)
• M61: 56,510,147 km (0.067 R)
• M62: 58,220,350 km (0.114 R)
• M63: 58,401,363 km (0.104 R)
• M64: 59,036,406 km (0.045 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 16,379 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit