🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.79 AU - 0.83 AU

Year: 268 Days

Day: 40.5 Hours

Environment

Temp: 98 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.61 AU - 1.67 AU

Year: 771 Days

Day: 26.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,568,179 km

• M1: 138,079 km (0.085 R)
• M2: 404,812 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3 AU - 4.48 AU

Year: 2655 Days

Day: 21.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,568,179 km

• M1: 2,151,517 km (0.1 R)
• M2: 3,061,072 km (0.091 R)

Asteroid Belt

Center: 7.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.2

Radius: 13.4

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 10.61 AU - 13.59 AU

Year: 15451 Days

Day: 9.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 68,568,179 km

• M1: 266,434 km (0.062 R)
• M2: 349,909 km (0.03 R)
• M3: 741,257 km (0.1 R)
• M4: 943,215 km (0.109 R)
• M5: 1,051,374 km (0.109 R)
• M6: 1,329,775 km (0.045 R)
• M7: 1,606,232 km (0.087 R)
• M8: 1,929,364 km (0.047 R)
• M9: 2,070,435 km (0.104 R)
• M10: 2,273,738 km (0.055 R)
• M11: 2,575,926 km (0.113 R)
• M12: 3,119,564 km (0.086 R)
• M13: 3,490,567 km (0.028 R)
• M14: 3,594,238 km (0.115 R)
• M15: 3,875,931 km (0.103 R)
• M16: 4,312,009 km (0.05 R)
• M17: 4,995,821 km (0.093 R)
• M18: 5,350,517 km (0.108 R)
• M19: 6,043,006 km (0.117 R)
• M20: 6,168,219 km (0.1 R)
• M21: 6,937,452 km (0.106 R)
• M22: 7,112,481 km (0.072 R)
• M23: 8,379,126 km (0.113 R)
• M24: 8,519,000 km (0.043 R)
• M25: 9,133,997 km (0.104 R)
• M26: 9,278,060 km (0.084 R)
• M27: 10,009,294 km (0.112 R)
• M28: 10,507,156 km (0.114 R)
• M29: 10,708,664 km (0.043 R)
• M30: 12,419,017 km (0.068 R)
• M31: 12,739,007 km (0.096 R)
• M32: 13,061,839 km (0.083 R)
• M33: 13,170,148 km (0.097 R)
• M34: 14,491,845 km (0.102 R)
• M35: 16,670,140 km (0.092 R)
• M36: 17,023,340 km (0.084 R)
• M37: 17,737,221 km (0.095 R)
• M38: 17,977,326 km (0.063 R)
• M39: 18,158,040 km (0.075 R)
• M40: 19,071,335 km (0.115 R)
• M41: 19,812,592 km (0.049 R)
• M42: 19,937,058 km (0.066 R)
• M43: 21,005,635 km (0.106 R)
• M44: 21,706,950 km (0.088 R)
• M45: 22,221,866 km (0.115 R)
• M46: 22,610,671 km (0.115 R)
• M47: 23,067,094 km (0.089 R)
• M48: 23,460,836 km (0.108 R)
• M49: 24,254,901 km (0.088 R)
• M50: 24,923,304 km (0.081 R)
• M51: 25,462,455 km (0.032 R)
• M52: 27,102,945 km (0.109 R)
• M53: 27,587,942 km (0.067 R)
• M54: 28,425,839 km (0.116 R)
• M55: 28,989,225 km (0.087 R)
• M56: 30,055,259 km (0.07 R)
• M57: 30,845,286 km (0.116 R)
• M58: 34,147,659 km (0.092 R)
• M59: 35,575,421 km (0.12 R)
• M60: 36,334,780 km (0.069 R)
• M61: 37,099,374 km (0.078 R)
• M62: 38,256,215 km (0.105 R)
• M63: 38,411,348 km (0.078 R)
• M64: 39,425,023 km (0.096 R)
• M65: 39,660,191 km (0.084 R)
• M66: 40,684,487 km (0.071 R)
• M67: 41,797,495 km (0.06 R)
• M68: 42,197,371 km (0.113 R)
• M69: 42,518,258 km (0.063 R)
• M70: 44,297,425 km (0.086 R)
• M71: 44,705,080 km (0.115 R)
• M72: 45,524,278 km (0.046 R)
• M73: 46,513,868 km (0.114 R)
• M74: 47,677,440 km (0.032 R)
• M75: 48,430,366 km (0.094 R)
• M76: 48,682,289 km (0.031 R)
• M77: 49,187,331 km (0.071 R)
• M78: 50,542,837 km (0.04 R)
• M79: 51,396,144 km (0.11 R)
• M80: 52,685,079 km (0.117 R)
• M81: 55,733,734 km (0.109 R)
• M82: 55,997,774 km (0.118 R)
• M83: 56,262,114 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 268.8

Radius: 5.8

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 16.75 AU - 18.63 AU

Year: 27313 Days

Day: 16.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 68,568,179 km

• M1: 96,341 km (0.108 R)
• M2: 520,601 km (0.074 R)
• M3: 682,914 km (0.117 R)
• M4: 1,078,750 km (0.115 R)
• M5: 1,129,614 km (0.109 R)
• M6: 1,181,075 km (0.064 R)
• M7: 1,340,696 km (0.084 R)
• M8: 1,450,950 km (0.109 R)
• M9: 1,593,068 km (0.109 R)
• M10: 2,109,480 km (0.081 R)
• M11: 2,605,247 km (0.104 R)
• M12: 2,813,338 km (0.069 R)
• M13: 3,063,016 km (0.111 R)
• M14: 3,245,675 km (0.053 R)
• M15: 3,394,525 km (0.089 R)
• M16: 5,000,907 km (0.111 R)
• M17: 5,879,795 km (0.104 R)
• M18: 6,336,966 km (0.1 R)
• M19: 6,758,233 km (0.097 R)
• M20: 6,948,223 km (0.038 R)
• M21: 7,043,965 km (0.08 R)
• M22: 7,091,986 km (0.093 R)
• M23: 8,327,814 km (0.114 R)
• M24: 8,840,486 km (0.115 R)
• M25: 9,048,427 km (0.083 R)
• M26: 9,522,204 km (0.092 R)
• M27: 10,548,595 km (0.098 R)
• M28: 12,239,499 km (0.104 R)
• M29: 13,831,819 km (0.108 R)
• M30: 14,315,918 km (0.065 R)
• M31: 15,738,594 km (0.118 R)
• M32: 16,371,243 km (0.04 R)
• M33: 16,754,662 km (0.075 R)
• M34: 17,335,401 km (0.116 R)
• M35: 17,988,546 km (0.109 R)
• M36: 18,983,072 km (0.095 R)
• M37: 20,131,834 km (0.057 R)
• M38: 22,637,599 km (0.03 R)
• M39: 23,279,224 km (0.036 R)
• M40: 23,566,302 km (0.091 R)
• M41: 23,999,089 km (0.12 R)
• M42: 25,092,649 km (0.075 R)
• M43: 25,608,612 km (0.057 R)
• M44: 25,904,966 km (0.068 R)
• M45: 26,650,711 km (0.117 R)
• M46: 27,630,876 km (0.059 R)
• M47: 27,934,859 km (0.05 R)
• M48: 28,011,005 km (0.096 R)
• M49: 28,316,334 km (0.104 R)
• M50: 29,161,711 km (0.09 R)
• M51: 29,393,738 km (0.096 R)
• M52: 31,667,775 km (0.099 R)
• M53: 32,225,027 km (0.075 R)
• M54: 32,785,720 km (0.104 R)
• M55: 33,592,052 km (0.102 R)
• M56: 34,977,777 km (0.105 R)
• M57: 35,224,315 km (0.079 R)
• M58: 36,465,379 km (0.112 R)
• M59: 36,548,705 km (0.059 R)
• M60: 37,384,657 km (0.068 R)
• M61: 38,650,405 km (0.101 R)
• M62: 39,758,626 km (0.055 R)
• M63: 40,015,934 km (0.108 R)
• M64: 40,359,710 km (0.085 R)
• M65: 42,881,781 km (0.114 R)
• M66: 43,763,211 km (0.084 R)
• M67: 43,940,186 km (0.097 R)
• M68: 44,117,459 km (0.055 R)
• M69: 44,650,626 km (0.05 R)
• M70: 45,275,347 km (0.116 R)
• M71: 46,533,465 km (0.062 R)
• M72: 47,529,936 km (0.086 R)
• M73: 49,175,812 km (0.1 R)
• M74: 49,267,815 km (0.113 R)
• M75: 49,451,970 km (0.095 R)
• M76: 50,376,036 km (0.1 R)
• M77: 50,654,437 km (0.066 R)
• M78: 51,305,936 km (0.08 R)
• M79: 53,655,072 km (0.11 R)
• M80: 53,939,457 km (0.057 R)
• M81: 55,655,494 km (0.102 R)
• M82: 56,231,446 km (0.089 R)
• M83: 56,905,983 km (0.1 R)
• M84: 60,023,303 km (0.051 R)
• M85: 61,107,589 km (0.112 R)
• M86: 61,800,975 km (0.037 R)
• M87: 63,295,607 km (0.113 R)
• M88: 63,997,071 km (0.116 R)
• M89: 65,003,716 km (0.079 R)
• M90: 65,306,801 km (0.075 R)
• M91: 65,914,318 km (0.077 R)
• M92: 66,625,356 km (0.112 R)
• M93: 66,828,959 km (0.086 R)
• M94: 67,543,289 km (0.086 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 11,486 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit