🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.5

Radius: 14

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.98 AU - 1.44 AU

Year: 888 Days

Day: 8.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,826,974 km

• M1: 230,082 km (0.115 R)
• M2: 564,582 km (0.063 R)
• M3: 1,352,664 km (0.12 R)
• M4: 2,119,802 km (0.113 R)
• M5: 2,575,028 km (0.071 R)
• M6: 3,045,962 km (0.105 R)
• M7: 3,547,414 km (0.117 R)
• M8: 4,076,841 km (0.084 R)
• M9: 4,368,856 km (0.099 R)
• M10: 5,166,213 km (0.064 R)
• M11: 5,554,270 km (0.115 R)
• M12: 5,881,141 km (0.091 R)
• M13: 6,279,819 km (0.084 R)
• M14: 6,563,906 km (0.064 R)
• M15: 6,952,411 km (0.077 R)
• M16: 8,027,272 km (0.081 R)
• M17: 8,566,872 km (0.105 R)
• M18: 9,218,969 km (0.095 R)
• M19: 9,680,329 km (0.118 R)

Planet 2 - Ice Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.5

Radius: 7.7

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.53 AU - 9.93 AU

Year: 15745 Days

Day: 21.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 157.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,826,974 km

• M1: 140,024 km (0.085 R)
• M2: 353,949 km (0.109 R)
• M3: 501,153 km (0.101 R)
• M4: 672,293 km (0.114 R)
• M5: 1,093,411 km (0.084 R)
• M6: 2,473,750 km (0.072 R)
• M7: 2,638,607 km (0.106 R)
• M8: 2,906,088 km (0.061 R)
• M9: 3,166,389 km (0.068 R)
• M10: 4,323,229 km (0.035 R)
• M11: 4,766,637 km (0.108 R)
• M12: 8,354,742 km (0.098 R)
• M13: 8,659,622 km (0.092 R)
• M14: 8,935,331 km (0.117 R)
• M15: 11,337,125 km (0.119 R)
• M16: 11,932,375 km (0.115 R)
• M17: 14,246,056 km (0.104 R)
• M18: 17,392,099 km (0.1 R)
• M19: 19,854,629 km (0.111 R)
• M20: 20,535,599 km (0.11 R)
• M21: 25,506,437 km (0.112 R)

Asteroid Belt

Center: 8.51 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.6

Radius: 6.7

Gravity: 12.44 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.46 AU - 10.1 AU

Year: 17349 Days

Day: 19.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,826,974 km

• M1: 186,698 km (0.092 R)
• M2: 339,587 km (0.112 R)
• M3: 1,516,922 km (0.112 R)
• M4: 2,015,981 km (0.118 R)
• M5: 2,175,452 km (0.097 R)
• M6: 2,563,958 km (0.088 R)
• M7: 2,692,163 km (0.088 R)
• M8: 3,381,510 km (0.057 R)
• M9: 3,927,842 km (0.104 R)
• M10: 4,184,103 km (0.099 R)
• M11: 5,328,377 km (0.057 R)
• M12: 5,664,823 km (0.09 R)
• M13: 6,945,979 km (0.087 R)
• M14: 11,637,518 km (0.106 R)
• M15: 13,451,691 km (0.088 R)
• M16: 15,841,667 km (0.112 R)
• M17: 16,878,978 km (0.104 R)
• M18: 17,210,038 km (0.09 R)
• M19: 17,343,180 km (0.102 R)
• M20: 19,759,336 km (0.109 R)
• M21: 21,581,886 km (0.052 R)
• M22: 21,731,185 km (0.085 R)
• M23: 24,665,996 km (0.032 R)
• M24: 29,417,823 km (0.103 R)
• M25: 31,005,505 km (0.114 R)
• M26: 31,274,183 km (0.03 R)
• M27: 32,543,521 km (0.092 R)
• M28: 33,372,742 km (0.104 R)
• M29: 35,157,893 km (0.108 R)
• M30: 36,697,405 km (0.119 R)
• M31: 39,168,911 km (0.112 R)
• M32: 45,646,798 km (0.096 R)
• M33: 50,430,938 km (0.047 R)
• M34: 51,347,375 km (0.071 R)
• M35: 51,808,735 km (0.12 R)
• M36: 53,205,081 km (0.074 R)
• M37: 54,146,351 km (0.104 R)
• M38: 56,294,277 km (0.084 R)
• M39: 56,535,579 km (0.049 R)
• M40: 59,470,838 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.2

Radius: 5.2

Gravity: 34.51 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 7.51 AU - 10.99 AU

Year: 18760 Days

Day: 18.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,826,974 km

• M1: 395,537 km (0.107 R)
• M2: 733,478 km (0.057 R)
• M3: 1,326,634 km (0.113 R)
• M4: 1,493,286 km (0.104 R)
• M5: 6,172,259 km (0.04 R)
• M6: 7,825,913 km (0.064 R)
• M7: 8,231,623 km (0.116 R)
• M8: 9,128,163 km (0.071 R)
• M9: 12,035,597 km (0.082 R)
• M10: 12,348,556 km (0.083 R)
• M11: 17,753,527 km (0.113 R)
• M12: 22,494,733 km (0.113 R)
• M13: 30,412,649 km (0.097 R)
• M14: 32,119,261 km (0.071 R)
• M15: 38,627,068 km (0.112 R)
• M16: 50,724,000 km (0.114 R)
• M17: 54,900,324 km (0.111 R)
• M18: 55,033,466 km (0.076 R)
• M19: 56,239,375 km (0.043 R)
• M20: 58,552,756 km (0.111 R)
• M21: 63,462,708 km (0.103 R)
• M22: 66,357,277 km (0.101 R)
• M23: 70,216,753 km (0.065 R)
• M24: 72,646,072 km (0.081 R)
• M25: 73,106,235 km (0.11 R)
• M26: 74,030,750 km (0.045 R)
• M27: 76,524,696 km (0.082 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 16,935 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit