🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.1

Radius: 9.6

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.59 AU - 1.69 AU

Year: 1424 Days

Day: 5.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,268,950 km

• M1: 119,678 km (0.097 R)
• M2: 487,091 km (0.057 R)
• M3: 793,617 km (0.111 R)
• M4: 1,383,481 km (0.069 R)
• M5: 2,095,567 km (0.106 R)
• M6: 2,636,962 km (0.115 R)
• M7: 2,967,723 km (0.116 R)
• M8: 3,427,586 km (0.11 R)
• M9: 4,181,111 km (0.097 R)
• M10: 5,003,151 km (0.071 R)
• M11: 6,232,696 km (0.107 R)
• M12: 6,569,291 km (0.088 R)
• M13: 7,476,902 km (0.071 R)
• M14: 7,909,090 km (0.08 R)
• M15: 8,250,771 km (0.115 R)
• M16: 8,629,703 km (0.109 R)
• M17: 9,191,293 km (0.044 R)
• M18: 9,747,199 km (0.038 R)
• M19: 10,201,677 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.3

Radius: 14.2

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.95 AU - 2.27 AU

Year: 2079 Days

Day: 5.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,268,950 km

• M1: 178,620 km (0.115 R)
• M2: 664,963 km (0.106 R)
• M3: 1,273,975 km (0.08 R)
• M4: 2,238,283 km (0.101 R)
• M5: 3,278,288 km (0.067 R)
• M6: 4,064,125 km (0.103 R)
• M7: 4,598,190 km (0.056 R)
• M8: 5,833,868 km (0.065 R)
• M9: 7,548,709 km (0.06 R)
• M10: 8,263,637 km (0.035 R)
• M11: 9,229,141 km (0.082 R)
• M12: 10,157,546 km (0.041 R)
• M13: 10,606,639 km (0.071 R)
• M14: 11,384,697 km (0.056 R)
• M15: 12,495,162 km (0.102 R)
• M16: 13,098,640 km (0.051 R)
• M17: 14,086,584 km (0.05 R)
• M18: 15,027,106 km (0.064 R)
• M19: 17,669,154 km (0.091 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 492

Radius: 4.8

Gravity: 21.35 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.68 AU - 7.98 AU

Year: 12107 Days

Day: 18.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,268,950 km

• M1: 61,335 km (0.111 R)
• M2: 214,374 km (0.081 R)
• M3: 543,639 km (0.109 R)
• M4: 784,641 km (0.117 R)
• M5: 1,018,313 km (0.03 R)
• M6: 1,841,849 km (0.072 R)
• M7: 2,112,172 km (0.106 R)
• M8: 3,642,110 km (0.107 R)
• M9: 4,497,660 km (0.104 R)
• M10: 4,647,258 km (0.095 R)
• M11: 7,771,161 km (0.069 R)
• M12: 9,910,111 km (0.115 R)
• M13: 16,408,792 km (0.05 R)
• M14: 16,764,237 km (0.1 R)
• M15: 18,389,318 km (0.114 R)
• M16: 18,618,652 km (0.105 R)
• M17: 20,278,590 km (0.097 R)
• M18: 22,993,642 km (0.099 R)
• M19: 28,007,265 km (0.109 R)
• M20: 31,470,754 km (0.115 R)
• M21: 33,475,067 km (0.072 R)
• M22: 33,931,789 km (0.084 R)
• M23: 35,681,486 km (0.07 R)
• M24: 38,479,714 km (0.112 R)
• M25: 38,729,692 km (0.053 R)
• M26: 43,824,247 km (0.105 R)
• M27: 44,921,847 km (0.106 R)
• M28: 46,319,241 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.1

Radius: 5.8

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.75 AU - 7.65 AU

Year: 13104 Days

Day: 17 Hours

Environment

Temp: -229 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,268,950 km

• M1: 76,744 km (0.097 R)
• M2: 1,550,582 km (0.06 R)
• M3: 1,799,363 km (0.086 R)
• M4: 2,183,082 km (0.097 R)
• M5: 2,673,613 km (0.114 R)
• M6: 3,941,904 km (0.118 R)
• M7: 4,281,641 km (0.047 R)
• M8: 6,543,860 km (0.09 R)
• M9: 6,745,518 km (0.105 R)
• M10: 7,055,484 km (0.066 R)
• M11: 7,704,141 km (0.101 R)
• M12: 8,470,680 km (0.03 R)
• M13: 8,831,660 km (0.11 R)
• M14: 11,457,701 km (0.117 R)
• M15: 15,432,367 km (0.113 R)
• M16: 17,468,244 km (0.117 R)
• M17: 28,461,743 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.3

Radius: 5.1

Gravity: 19.77 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.16 AU - 8.82 AU

Year: 13903 Days

Day: 22.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,268,950 km

• M1: 70,610 km (0.106 R)
• M2: 544,237 km (0.084 R)
• M3: 1,279,062 km (0.104 R)
• M4: 3,205,284 km (0.109 R)
• M5: 3,854,240 km (0.066 R)
• M6: 5,946,366 km (0.084 R)
• M7: 6,171,211 km (0.113 R)
• M8: 8,225,041 km (0.106 R)
• M9: 11,366,745 km (0.056 R)
• M10: 16,366,456 km (0.101 R)
• M11: 16,586,365 km (0.116 R)
• M12: 30,722,616 km (0.046 R)
• M13: 34,541,101 km (0.033 R)
• M14: 38,276,710 km (0.07 R)
• M15: 42,410,398 km (0.117 R)
• M16: 45,953,324 km (0.089 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: 444 - 10,910 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit