🌌 Stone's Star System Generator

Asteroid Belt

Center: 3.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.2

Radius: 13.3

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.46 AU - 7.92 AU

Year: 6054 Days

Day: 7.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 76,321,297 km

• M1: 167,250 km (0.094 R)
• M2: 597,045 km (0.079 R)
• M3: 1,060,799 km (0.12 R)
• M4: 1,689,409 km (0.111 R)
• M5: 7,900,413 km (0.088 R)
• M6: 9,585,633 km (0.11 R)
• M7: 11,027,906 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.2

Radius: 11

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 5.84 AU - 9.58 AU

Year: 7490 Days

Day: 10.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,321,297 km

• M1: 238,459 km (0.092 R)
• M2: 713,582 km (0.102 R)
• M3: 1,143,227 km (0.064 R)
• M4: 1,628,223 km (0.095 R)
• M5: 2,296,926 km (0.065 R)
• M6: 3,656,770 km (0.044 R)
• M7: 5,315,362 km (0.05 R)
• M8: 6,115,411 km (0.046 R)
• M9: 6,923,539 km (0.099 R)
• M10: 8,669,795 km (0.093 R)
• M11: 11,073,982 km (0.078 R)
• M12: 15,770,608 km (0.075 R)
• M13: 16,328,159 km (0.066 R)
• M14: 22,493,685 km (0.083 R)
• M15: 24,084,360 km (0.04 R)
• M16: 31,687,223 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 12.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904

Radius: 9.7

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 10.02 AU - 14.96 AU

Year: 15443 Days

Day: 6.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,321,297 km

• M1: 123,867 km (0.041 R)
• M2: 733,628 km (0.032 R)
• M3: 1,611,019 km (0.093 R)
• M4: 2,804,362 km (0.083 R)
• M5: 3,615,332 km (0.062 R)
• M6: 6,012,937 km (0.103 R)
• M7: 6,990,708 km (0.102 R)
• M8: 12,108,452 km (0.098 R)
• M9: 14,966,220 km (0.114 R)
• M10: 15,572,091 km (0.108 R)
• M11: 20,372,537 km (0.118 R)
• M12: 28,306,311 km (0.109 R)
• M13: 32,258,986 km (0.09 R)
• M14: 35,754,938 km (0.097 R)
• M15: 40,798,481 km (0.115 R)
• M16: 47,420,431 km (0.115 R)
• M17: 47,907,372 km (0.103 R)
• M18: 59,297,903 km (0.082 R)
• M19: 59,863,383 km (0.113 R)
• M20: 65,716,549 km (0.069 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.6

Radius: 5.5

Gravity: 32.19 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 14.91 AU - 16.09 AU

Year: 21349 Days

Day: 17.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,321,297 km

• M1: 68,516 km (0.117 R)
• M2: 506,987 km (0.076 R)
• M3: 710,291 km (0.086 R)
• M4: 895,343 km (0.069 R)
• M5: 1,241,962 km (0.087 R)
• M6: 1,430,305 km (0.093 R)
• M7: 3,190,324 km (0.059 R)
• M8: 3,702,996 km (0.089 R)
• M9: 4,554,358 km (0.073 R)
• M10: 5,655,099 km (0.032 R)
• M11: 5,868,874 km (0.071 R)
• M12: 6,358,059 km (0.096 R)
• M13: 8,096,536 km (0.063 R)
• M14: 8,759,105 km (0.057 R)
• M15: 9,045,585 km (0.1 R)
• M16: 10,317,616 km (0.056 R)
• M17: 11,296,135 km (0.046 R)
• M18: 11,982,041 km (0.085 R)
• M19: 16,603,419 km (0.09 R)
• M20: 18,875,960 km (0.041 R)
• M21: 19,840,268 km (0.026 R)
• M22: 22,500,417 km (0.105 R)
• M23: 24,362,761 km (0.114 R)
• M24: 36,102,454 km (0.086 R)
• M25: 40,671,472 km (0.078 R)
• M26: 42,438,971 km (0.047 R)
• M27: 46,298,746 km (0.064 R)
• M28: 48,047,545 km (0.117 R)
• M29: 48,224,818 km (0.081 R)
• M30: 55,678,532 km (0.042 R)
• M31: 56,070,180 km (0.108 R)
• M32: 56,858,859 km (0.069 R)
• M33: 57,057,226 km (0.1 R)
• M34: 58,055,942 km (0.115 R)
• M35: 61,538,281 km (0.115 R)
• M36: 63,864,378 km (0.102 R)
• M37: 77,590,581 km (0.109 R)
• M38: 83,333,793 km (0.116 R)
• M39: 87,491,866 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.9

Radius: 3.2

Gravity: 43.74 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 15.16 AU - 19.14 AU

Year: 24847 Days

Day: 18.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 76,321,297 km

• M1: 39,793 km (0.083 R)
• M2: 199,713 km (0.118 R)
• M3: 401,521 km (0.064 R)
• M4: 631,901 km (0.098 R)
• M5: 766,689 km (0.077 R)
• M6: 1,275,172 km (0.107 R)
• M7: 1,998,179 km (0.099 R)
• M8: 2,268,652 km (0.119 R)
• M9: 2,882,003 km (0.089 R)
• M10: 3,011,555 km (0.039 R)
• M11: 3,366,700 km (0.095 R)
• M12: 3,903,756 km (0.089 R)
• M13: 5,182,669 km (0.066 R)
• M14: 5,731,842 km (0.074 R)
• M15: 6,189,761 km (0.106 R)
• M16: 6,537,726 km (0.073 R)
• M17: 6,944,782 km (0.081 R)
• M18: 7,225,278 km (0.083 R)
• M19: 9,069,221 km (0.093 R)
• M20: 9,404,321 km (0.116 R)
• M21: 11,918,462 km (0.119 R)
• M22: 13,080,389 km (0.094 R)
• M23: 13,364,475 km (0.096 R)
• M24: 15,786,166 km (0.114 R)
• M25: 15,946,684 km (0.101 R)
• M26: 16,108,100 km (0.107 R)
• M27: 16,599,081 km (0.118 R)
• M28: 17,697,129 km (0.083 R)
• M29: 19,571,441 km (0.05 R)
• M30: 24,665,697 km (0.116 R)
• M31: 26,882,887 km (0.041 R)
• M32: 28,869,098 km (0.111 R)
• M33: 29,714,625 km (0.038 R)
• M34: 36,518,486 km (0.09 R)
• M35: 37,222,643 km (0.118 R)
• M36: 40,729,217 km (0.104 R)
• M37: 44,449,567 km (0.07 R)
• M38: 52,200,980 km (0.039 R)
• M39: 56,020,513 km (0.1 R)
• M40: 60,608,979 km (0.093 R)
• M41: 63,803,193 km (0.093 R)
• M42: 67,107,810 km (0.088 R)
• M43: 67,528,778 km (0.12 R)
• M44: 69,875,370 km (0.107 R)
• M45: 72,718,029 km (0.089 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 20,151 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit