🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.5

Radius: 9.5

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.48 AU - 0.7 AU

Year: 307 Days

Day: 7.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 43,250,546 km

• M1: 118,182 km (0.108 R)
• M2: 536,159 km (0.03 R)
• M3: 833,709 km (0.097 R)
• M4: 1,137,991 km (0.119 R)
• M5: 1,438,832 km (0.108 R)
• M6: 1,861,596 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951

Radius: 11

Gravity: 7.86 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.77 AU - 1.07 AU

Year: 599 Days

Day: 9.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,250,546 km

• M1: 136,732 km (0.117 R)
• M2: 496,665 km (0.058 R)
• M3: 869,912 km (0.059 R)
• M4: 1,216,530 km (0.103 R)
• M5: 1,572,423 km (0.074 R)
• M6: 2,235,890 km (0.071 R)
• M7: 2,600,011 km (0.07 R)
• M8: 2,955,755 km (0.115 R)
• M9: 5,271,679 km (0.058 R)
• M10: 6,099,853 km (0.042 R)
• M11: 6,524,711 km (0.072 R)
• M12: 6,990,858 km (0.111 R)
• M13: 7,456,556 km (0.101 R)
• M14: 8,061,680 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.6

Radius: 12.9

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.33 AU - 1.83 AU

Year: 1347 Days

Day: 6.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,250,546 km

• M1: 160,369 km (0.109 R)
• M2: 564,882 km (0.081 R)
• M3: 1,112,260 km (0.075 R)
• M4: 1,645,726 km (0.096 R)
• M5: 2,420,643 km (0.033 R)
• M6: 3,199,749 km (0.099 R)
• M7: 4,034,655 km (0.117 R)
• M8: 8,247,929 km (0.101 R)
• M9: 10,635,511 km (0.09 R)
• M10: 11,430,474 km (0.109 R)
• M11: 11,933,273 km (0.11 R)
• M12: 12,526,279 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.9

Radius: 10.8

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.5 AU - 5.52 AU

Year: 7606 Days

Day: 8.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 43,250,546 km

• M1: 134,339 km (0.051 R)
• M2: 708,346 km (0.112 R)
• M3: 1,175,091 km (0.096 R)
• M4: 1,726,359 km (0.088 R)
• M5: 2,481,529 km (0.025 R)
• M6: 4,037,198 km (0.097 R)
• M7: 4,386,060 km (0.066 R)
• M8: 5,022,898 km (0.096 R)
• M9: 6,023,558 km (0.07 R)
• M10: 6,626,288 km (0.113 R)
• M11: 8,634,191 km (0.101 R)
• M12: 10,065,992 km (0.074 R)
• M13: 11,650,233 km (0.1 R)
• M14: 12,756,809 km (0.108 R)
• M15: 14,986,715 km (0.101 R)
• M16: 15,762,529 km (0.112 R)
• M17: 16,497,055 km (0.059 R)
• M18: 18,764,061 km (0.112 R)
• M19: 19,741,683 km (0.049 R)
• M20: 21,071,010 km (0.08 R)
• M21: 24,081,667 km (0.117 R)
• M22: 24,787,619 km (0.073 R)
• M23: 25,872,503 km (0.065 R)
• M24: 27,943,087 km (0.092 R)
• M25: 28,624,505 km (0.092 R)
• M26: 30,427,609 km (0.071 R)
• M27: 31,252,790 km (0.043 R)
• M28: 36,636,070 km (0.055 R)
• M29: 37,805,925 km (0.116 R)
• M30: 39,121,339 km (0.107 R)
• M31: 42,223,999 km (0.089 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: 420 - 13,371 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit