🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.55 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.1

Radius: 10.2

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.79 AU - 3.39 AU

Year: 3749 Days

Day: 8.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,354,262 km

• M1: 126,859 km (0.079 R)
• M2: 445,054 km (0.104 R)
• M3: 1,121,086 km (0.086 R)
• M4: 2,260,573 km (0.105 R)
• M5: 3,153,523 km (0.09 R)
• M6: 3,590,798 km (0.061 R)
• M7: 4,003,538 km (0.119 R)
• M8: 4,754,220 km (0.12 R)
• M9: 5,176,086 km (0.113 R)
• M10: 6,239,278 km (0.08 R)
• M11: 6,684,930 km (0.088 R)
• M12: 7,573,691 km (0.037 R)
• M13: 9,316,058 km (0.038 R)
• M14: 10,219,928 km (0.114 R)
• M15: 11,529,358 km (0.117 R)
• M16: 12,477,809 km (0.071 R)
• M17: 14,173,052 km (0.114 R)
• M18: 14,736,288 km (0.043 R)
• M19: 16,459,655 km (0.09 R)
• M20: 18,554,774 km (0.053 R)
• M21: 19,540,623 km (0.085 R)
• M22: 20,302,675 km (0.114 R)
• M23: 21,683,912 km (0.073 R)
• M24: 22,638,795 km (0.118 R)
• M25: 24,268,066 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.2

Radius: 14

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.85 AU - 5.61 AU

Year: 7101 Days

Day: 7.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,354,262 km

• M1: 174,132 km (0.11 R)
• M2: 692,189 km (0.105 R)
• M3: 1,279,810 km (0.095 R)
• M4: 1,915,002 km (0.112 R)
• M5: 5,448,354 km (0.096 R)
• M6: 6,236,735 km (0.062 R)
• M7: 11,894,676 km (0.076 R)
• M8: 15,459,893 km (0.065 R)
• M9: 22,019,311 km (0.114 R)
• M10: 23,590,836 km (0.075 R)
• M11: 24,621,266 km (0.101 R)
• M12: 25,059,439 km (0.086 R)
• M13: 28,178,105 km (0.068 R)
• M14: 28,947,936 km (0.106 R)
• M15: 29,534,509 km (0.028 R)
• M16: 32,482,036 km (0.091 R)
• M17: 33,328,461 km (0.11 R)
• M18: 38,719,370 km (0.04 R)

Asteroid Belt

Center: 5.52 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245

Radius: 6.4

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.55 AU - 7.07 AU

Year: 10941 Days

Day: 21.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,354,262 km

• M1: 80,334 km (0.092 R)
• M2: 413,489 km (0.094 R)
• M3: 977,024 km (0.051 R)
• M4: 1,260,811 km (0.046 R)
• M5: 1,559,857 km (0.071 R)
• M6: 2,456,547 km (0.107 R)
• M7: 2,985,824 km (0.058 R)
• M8: 3,475,159 km (0.053 R)
• M9: 4,041,237 km (0.103 R)
• M10: 4,398,925 km (0.082 R)
• M11: 5,032,024 km (0.084 R)
• M12: 5,537,814 km (0.088 R)
• M13: 6,478,186 km (0.102 R)
• M14: 6,685,230 km (0.111 R)
• M15: 9,797,464 km (0.109 R)
• M16: 12,872,598 km (0.034 R)
• M17: 13,366,570 km (0.104 R)
• M18: 15,105,196 km (0.042 R)
• M19: 15,716,752 km (0.103 R)
• M20: 19,521,774 km (0.059 R)
• M21: 20,765,531 km (0.062 R)
• M22: 25,320,786 km (0.109 R)
• M23: 27,333,326 km (0.053 R)
• M24: 35,803,258 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 17

Radius: 4.2

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 6.03 AU - 9.07 AU

Year: 14320 Days

Day: 17.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,354,262 km

• M1: 52,808 km (0.115 R)
• M2: 293,960 km (0.045 R)
• M3: 484,099 km (0.112 R)
• M4: 844,630 km (0.076 R)
• M5: 1,143,676 km (0.081 R)
• M6: 1,299,856 km (0.116 R)
• M7: 1,581,549 km (0.062 R)
• M8: 1,787,395 km (0.087 R)
• M9: 3,634,331 km (0.07 R)
• M10: 5,620,990 km (0.092 R)
• M11: 12,453,574 km (0.074 R)
• M12: 17,393,296 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.7

Radius: 7

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 10.1 AU - 10.72 AU

Year: 23184 Days

Day: 15.9 Hours

Environment

Temp: -242 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,354,262 km

• M1: 420,669 km (0.091 R)
• M2: 794,664 km (0.117 R)
• M3: 1,898,397 km (0.082 R)
• M4: 2,299,618 km (0.03 R)
• M5: 2,780,276 km (0.06 R)
• M6: 3,298,633 km (0.101 R)
• M7: 7,315,934 km (0.107 R)
• M8: 9,204,308 km (0.102 R)
• M9: 22,423,823 km (0.1 R)
• M10: 25,670,097 km (0.083 R)
• M11: 27,347,688 km (0.118 R)
• M12: 36,564,861 km (0.079 R)
• M13: 50,698,120 km (0.11 R)
• M14: 59,824,338 km (0.027 R)
• M15: 60,210,600 km (0.064 R)
• M16: 65,793,892 km (0.1 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 14,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit