🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.54 AU - 0.7 AU

Year: 310 Days

Day: 44.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.2

Radius: 11.3

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.98 AU - 1.14 AU

Year: 694 Days

Day: 10.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 63,043,741 km

• M1: 140,772 km (0.116 R)
• M2: 252,222 km (0.049 R)
• M3: 336,446 km (0.069 R)
• M4: 439,369 km (0.103 R)
• M5: 541,694 km (0.089 R)
• M6: 643,570 km (0.062 R)
• M7: 720,912 km (0.092 R)
• M8: 891,903 km (0.055 R)
• M9: 985,700 km (0.051 R)
• M10: 1,070,822 km (0.084 R)
• M11: 1,295,069 km (0.076 R)
• M12: 1,464,862 km (0.111 R)
• M13: 1,556,267 km (0.068 R)
• M14: 1,707,959 km (0.118 R)
• M15: 1,827,039 km (0.102 R)
• M16: 1,910,514 km (0.11 R)
• M17: 1,995,336 km (0.085 R)
• M18: 2,152,863 km (0.106 R)
• M19: 2,249,503 km (0.081 R)
• M20: 2,347,490 km (0.083 R)
• M21: 2,565,155 km (0.073 R)
• M22: 2,693,659 km (0.118 R)
• M23: 2,833,234 km (0.12 R)
• M24: 2,912,820 km (0.116 R)
• M25: 2,984,178 km (0.09 R)
• M26: 3,074,236 km (0.114 R)
• M27: 3,312,845 km (0.036 R)
• M28: 3,634,031 km (0.064 R)
• M29: 3,769,268 km (0.104 R)
• M30: 3,866,806 km (0.038 R)
• M31: 4,064,724 km (0.106 R)
• M32: 4,225,392 km (0.09 R)
• M33: 4,316,647 km (0.111 R)
• M34: 4,501,400 km (0.096 R)
• M35: 4,615,543 km (0.079 R)
• M36: 5,038,905 km (0.089 R)
• M37: 5,331,818 km (0.113 R)
• M38: 5,441,623 km (0.102 R)
• M39: 5,585,685 km (0.072 R)
• M40: 5,968,357 km (0.044 R)
• M41: 6,359,705 km (0.096 R)
• M42: 6,664,436 km (0.025 R)
• M43: 6,806,853 km (0.095 R)
• M44: 6,890,328 km (0.07 R)
• M45: 6,974,253 km (0.1 R)
• M46: 7,046,359 km (0.058 R)
• M47: 7,142,850 km (0.098 R)
• M48: 7,447,580 km (0.098 R)
• M49: 7,620,067 km (0.065 R)
• M50: 7,706,834 km (0.099 R)
• M51: 8,145,604 km (0.079 R)
• M52: 8,221,600 km (0.056 R)
• M53: 8,412,786 km (0.088 R)
• M54: 8,682,810 km (0.096 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518.4

Radius: 6.9

Gravity: 10.89 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 7.74 AU - 10.38 AU

Year: 17339 Days

Day: 23.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 63,043,741 km

• M1: 91,404 km (0.095 R)
• M2: 179,069 km (0.098 R)
• M3: 225,294 km (0.114 R)
• M4: 412,890 km (0.115 R)
• M5: 480,508 km (0.111 R)
• M6: 570,716 km (0.095 R)
• M7: 920,177 km (0.096 R)
• M8: 965,205 km (0.078 R)
• M9: 1,081,293 km (0.088 R)
• M10: 1,226,852 km (0.114 R)
• M11: 1,404,874 km (0.101 R)
• M12: 1,929,214 km (0.102 R)
• M13: 2,289,446 km (0.113 R)
• M14: 2,605,397 km (0.114 R)
• M15: 3,243,431 km (0.12 R)
• M16: 3,313,294 km (0.091 R)
• M17: 4,537,752 km (0.081 R)
• M18: 4,893,795 km (0.118 R)
• M19: 5,886,676 km (0.076 R)
• M20: 6,231,200 km (0.119 R)
• M21: 6,849,937 km (0.042 R)
• M22: 7,303,817 km (0.055 R)
• M23: 7,720,597 km (0.119 R)
• M24: 7,955,615 km (0.105 R)
• M25: 8,288,320 km (0.087 R)
• M26: 9,214,630 km (0.118 R)
• M27: 10,122,091 km (0.078 R)
• M28: 10,276,027 km (0.09 R)
• M29: 10,430,861 km (0.1 R)
• M30: 12,238,452 km (0.088 R)
• M31: 12,347,808 km (0.059 R)
• M32: 12,512,366 km (0.093 R)
• M33: 13,289,976 km (0.1 R)
• M34: 14,197,885 km (0.103 R)
• M35: 14,370,371 km (0.052 R)
• M36: 15,008,556 km (0.097 R)
• M37: 16,072,795 km (0.113 R)
• M38: 16,735,065 km (0.038 R)
• M39: 17,467,795 km (0.067 R)
• M40: 17,529,280 km (0.104 R)
• M41: 17,899,984 km (0.112 R)
• M42: 18,086,383 km (0.109 R)
• M43: 18,148,615 km (0.082 R)
• M44: 18,901,093 km (0.11 R)
• M45: 20,501,491 km (0.12 R)
• M46: 21,482,404 km (0.091 R)
• M47: 22,612,466 km (0.113 R)
• M48: 23,286,255 km (0.101 R)
• M49: 24,309,205 km (0.084 R)
• M50: 26,187,107 km (0.05 R)
• M51: 28,617,624 km (0.076 R)
• M52: 29,272,863 km (0.059 R)
• M53: 30,080,541 km (0.073 R)
• M54: 31,268,349 km (0.072 R)
• M55: 32,774,650 km (0.088 R)
• M56: 33,536,551 km (0.098 R)
• M57: 33,919,821 km (0.073 R)
• M58: 35,311,081 km (0.06 R)
• M59: 35,622,843 km (0.042 R)
• M60: 35,935,503 km (0.115 R)
• M61: 36,721,041 km (0.076 R)
• M62: 37,989,781 km (0.108 R)
• M63: 40,406,983 km (0.112 R)
• M64: 40,814,787 km (0.113 R)
• M65: 43,289,435 km (0.111 R)
• M66: 44,460,786 km (0.057 R)
• M67: 45,557,788 km (0.096 R)
• M68: 46,749,185 km (0.082 R)
• M69: 48,037,073 km (0.055 R)
• M70: 49,423,546 km (0.071 R)
• M71: 49,510,612 km (0.108 R)
• M72: 51,439,527 km (0.081 R)
• M73: 52,058,413 km (0.05 R)
• M74: 52,590,832 km (0.039 R)
• M75: 53,392,976 km (0.038 R)
• M76: 53,929,883 km (0.082 R)
• M77: 54,109,251 km (0.05 R)
• M78: 55,913,999 km (0.1 R)
• M79: 60,325,042 km (0.063 R)
• M80: 60,511,292 km (0.064 R)
• M81: 61,820,123 km (0.064 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 17,573 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit