🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.1

Radius: 12.3

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.68 AU - 0.84 AU

Year: 466 Days

Day: 12.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,227,964 km

• M1: 153,039 km (0.099 R)
• M2: 539,899 km (0.088 R)
• M3: 1,143,227 km (0.09 R)
• M4: 1,527,693 km (0.072 R)
• M5: 2,026,154 km (0.117 R)
• M6: 2,450,563 km (0.085 R)
• M7: 2,979,840 km (0.113 R)
• M8: 3,457,356 km (0.085 R)
• M9: 3,875,931 km (0.066 R)
• M10: 4,446,946 km (0.106 R)
• M11: 4,976,074 km (0.043 R)
• M12: 6,543,261 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.3

Radius: 13.7

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.8 AU - 5.92 AU

Year: 7531 Days

Day: 13.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,227,964 km

• M1: 171,140 km (0.092 R)
• M2: 914,043 km (0.115 R)
• M3: 1,459,776 km (0.085 R)
• M4: 3,007,067 km (0.052 R)
• M5: 3,656,322 km (0.045 R)
• M6: 4,275,657 km (0.103 R)
• M7: 5,608,125 km (0.09 R)
• M8: 6,894,517 km (0.064 R)
• M9: 10,441,483 km (0.081 R)
• M10: 13,408,756 km (0.071 R)
• M11: 15,635,670 km (0.08 R)
• M12: 16,349,402 km (0.083 R)
• M13: 17,650,604 km (0.12 R)
• M14: 19,153,614 km (0.113 R)
• M15: 20,669,788 km (0.045 R)
• M16: 23,244,667 km (0.108 R)
• M17: 28,058,277 km (0.109 R)
• M18: 30,102,383 km (0.052 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898

Radius: 3.4

Gravity: 77.68 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.11 AU - 8.71 AU

Year: 15638 Days

Day: 15.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 71,227,964 km

• M1: 42,336 km (0.083 R)
• M2: 149,747 km (0.057 R)
• M3: 276,008 km (0.095 R)
• M4: 475,123 km (0.07 R)
• M5: 615,894 km (0.106 R)
• M6: 744,249 km (0.032 R)
• M7: 901,626 km (0.11 R)
• M8: 2,534,786 km (0.082 R)
• M9: 2,843,108 km (0.074 R)
• M10: 3,175,813 km (0.091 R)
• M11: 3,310,451 km (0.036 R)
• M12: 3,505,377 km (0.102 R)
• M13: 3,767,174 km (0.113 R)
• M14: 4,010,719 km (0.074 R)
• M15: 4,395,485 km (0.058 R)
• M16: 4,562,885 km (0.072 R)
• M17: 5,054,314 km (0.082 R)
• M18: 5,736,929 km (0.098 R)
• M19: 5,936,941 km (0.047 R)
• M20: 6,059,163 km (0.095 R)
• M21: 8,050,759 km (0.093 R)
• M22: 14,549,141 km (0.117 R)
• M23: 15,996,351 km (0.111 R)
• M24: 18,299,560 km (0.101 R)
• M25: 21,381,874 km (0.116 R)
• M26: 23,145,633 km (0.098 R)
• M27: 26,078,350 km (0.072 R)
• M28: 27,746,815 km (0.104 R)
• M29: 29,960,564 km (0.106 R)
• M30: 30,080,242 km (0.083 R)
• M31: 30,200,220 km (0.104 R)
• M32: 30,926,966 km (0.086 R)
• M33: 33,950,339 km (0.093 R)
• M34: 44,813,239 km (0.102 R)
• M35: 49,169,080 km (0.114 R)
• M36: 50,342,675 km (0.094 R)
• M37: 59,273,818 km (0.079 R)
• M38: 59,651,403 km (0.091 R)
• M39: 60,030,783 km (0.079 R)
• M40: 60,602,696 km (0.092 R)
• M41: 68,371,463 km (0.089 R)
• M42: 69,622,699 km (0.115 R)
• M43: 70,254,002 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875.3

Radius: 7.7

Gravity: 14.76 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.57 AU - 8.51 AU

Year: 16025 Days

Day: 24.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,227,964 km

• M1: 95,743 km (0.091 R)
• M2: 360,680 km (0.093 R)
• M3: 949,946 km (0.074 R)
• M4: 1,434,494 km (0.099 R)
• M5: 1,978,133 km (0.079 R)
• M6: 2,560,218 km (0.1 R)
• M7: 3,698,807 km (0.095 R)
• M8: 4,446,348 km (0.034 R)
• M9: 5,830,577 km (0.097 R)
• M10: 6,491,650 km (0.04 R)
• M11: 6,974,402 km (0.078 R)
• M12: 9,256,667 km (0.088 R)
• M13: 10,388,824 km (0.052 R)
• M14: 10,866,490 km (0.098 R)
• M15: 11,234,351 km (0.11 R)
• M16: 14,336,562 km (0.079 R)
• M17: 16,641,716 km (0.114 R)
• M18: 18,052,125 km (0.114 R)
• M19: 18,655,303 km (0.105 R)
• M20: 21,489,734 km (0.047 R)
• M21: 24,078,226 km (0.116 R)
• M22: 25,554,757 km (0.112 R)
• M23: 26,205,657 km (0.079 R)
• M24: 31,321,157 km (0.035 R)
• M25: 31,816,774 km (0.114 R)
• M26: 34,901,034 km (0.031 R)
• M27: 36,652,226 km (0.118 R)
• M28: 40,328,744 km (0.096 R)
• M29: 42,256,163 km (0.086 R)
• M30: 48,405,233 km (0.106 R)
• M31: 62,832,452 km (0.063 R)
• M32: 68,489,645 km (0.1 R)
• M33: 71,014,708 km (0.05 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: 268 - 17,807 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit