🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.5

Radius: 14.3

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.64 AU - 1.02 AU

Year: 496 Days

Day: 8.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 79.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,707,316 km

• M1: 178,021 km (0.076 R)
• M2: 737,069 km (0.12 R)
• M3: 1,535,622 km (0.046 R)
• M4: 1,988,305 km (0.074 R)
• M5: 3,710,775 km (0.066 R)
• M6: 4,234,368 km (0.065 R)
• M7: 4,682,563 km (0.068 R)
• M8: 5,279,159 km (0.118 R)
• M9: 6,054,675 km (0.098 R)
• M10: 6,645,736 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.6

Radius: 11.4

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.82 AU - 2.5 AU

Year: 2083 Days

Day: 7.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 50,707,316 km

• M1: 141,819 km (0.074 R)
• M2: 766,988 km (0.071 R)
• M3: 4,811,516 km (0.089 R)
• M4: 6,627,485 km (0.073 R)
• M5: 7,195,508 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.7

Radius: 10.6

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.92 AU - 5.88 AU

Year: 7115 Days

Day: 8.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,707,316 km

• M1: 131,945 km (0.083 R)
• M2: 639,680 km (0.112 R)
• M3: 1,838,707 km (0.103 R)
• M4: 3,229,519 km (0.085 R)
• M5: 3,644,503 km (0.096 R)
• M6: 5,490,691 km (0.103 R)
• M7: 12,745,290 km (0.109 R)
• M8: 14,241,867 km (0.117 R)
• M9: 15,606,499 km (0.078 R)
• M10: 16,100,920 km (0.075 R)
• M11: 17,186,551 km (0.103 R)
• M12: 20,295,046 km (0.061 R)
• M13: 25,419,521 km (0.092 R)
• M14: 28,415,816 km (0.06 R)
• M15: 32,934,570 km (0.077 R)
• M16: 34,368,016 km (0.057 R)
• M17: 34,785,095 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327.2

Radius: 3.4

Gravity: 28.3 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.12 AU - 8.52 AU

Year: 15743 Days

Day: 17.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 50,707,316 km

• M1: 42,336 km (0.096 R)
• M2: 156,180 km (0.119 R)
• M3: 357,838 km (0.106 R)
• M4: 466,147 km (0.112 R)
• M5: 2,386,535 km (0.108 R)
• M6: 3,047,608 km (0.103 R)
• M7: 3,284,870 km (0.081 R)
• M8: 3,742,640 km (0.078 R)
• M9: 4,014,608 km (0.097 R)
• M10: 4,155,380 km (0.046 R)
• M11: 4,270,421 km (0.076 R)
• M12: 6,375,412 km (0.102 R)
• M13: 7,125,197 km (0.101 R)
• M14: 7,844,164 km (0.079 R)
• M15: 9,035,562 km (0.076 R)
• M16: 10,342,299 km (0.099 R)
• M17: 12,000,741 km (0.116 R)
• M18: 12,831,907 km (0.109 R)
• M19: 16,469,978 km (0.098 R)
• M20: 16,686,146 km (0.104 R)
• M21: 17,644,770 km (0.11 R)
• M22: 22,903,284 km (0.098 R)
• M23: 24,085,407 km (0.06 R)
• M24: 25,212,328 km (0.1 R)
• M25: 26,669,710 km (0.1 R)
• M26: 29,432,783 km (0.117 R)
• M27: 29,538,548 km (0.11 R)
• M28: 29,644,763 km (0.07 R)
• M29: 30,828,680 km (0.062 R)
• M30: 34,217,222 km (0.1 R)
• M31: 35,280,115 km (0.051 R)
• M32: 35,639,299 km (0.118 R)
• M33: 36,608,993 km (0.085 R)
• M34: 37,223,840 km (0.073 R)
• M35: 38,096,295 km (0.112 R)
• M36: 38,347,918 km (0.118 R)
• M37: 39,752,343 km (0.113 R)
• M38: 41,588,956 km (0.054 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: 470 - 18,709 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit