🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.8

Radius: 9.8

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.72 AU - 0.76 AU

Year: 424 Days

Day: 5.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,802,510 km

• M1: 121,922 km (0.105 R)
• M2: 586,723 km (0.077 R)
• M3: 913,893 km (0.081 R)
• M4: 1,268,889 km (0.053 R)
• M5: 1,579,754 km (0.111 R)
• M6: 2,007,753 km (0.102 R)
• M7: 2,397,306 km (0.093 R)
• M8: 2,712,209 km (0.087 R)
• M9: 3,573,295 km (0.101 R)
• M10: 4,135,783 km (0.074 R)
• M11: 5,002,702 km (0.096 R)
• M12: 5,471,093 km (0.088 R)
• M13: 6,003,961 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.2

Radius: 11.4

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.76 AU - 1.88 AU

Year: 1637 Days

Day: 10.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,802,510 km

• M1: 141,819 km (0.111 R)
• M2: 513,121 km (0.062 R)
• M3: 993,330 km (0.115 R)
• M4: 1,771,987 km (0.046 R)
• M5: 2,126,833 km (0.095 R)
• M6: 3,563,272 km (0.097 R)
• M7: 4,445,899 km (0.025 R)
• M8: 4,805,832 km (0.043 R)
• M9: 5,802,153 km (0.099 R)
• M10: 6,510,649 km (0.032 R)
• M11: 7,369,939 km (0.046 R)
• M12: 8,666,055 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.5

Radius: 10

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.77 AU - 4.17 AU

Year: 4310 Days

Day: 13.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,802,510 km

• M1: 124,615 km (0.119 R)
• M2: 473,627 km (0.057 R)
• M3: 945,608 km (0.083 R)
• M4: 1,515,277 km (0.118 R)
• M5: 2,874,074 km (0.106 R)
• M6: 3,624,607 km (0.11 R)
• M7: 3,999,948 km (0.113 R)
• M8: 4,829,318 km (0.098 R)
• M9: 6,108,380 km (0.106 R)
• M10: 7,069,247 km (0.094 R)
• M11: 7,629,043 km (0.066 R)
• M12: 8,400,818 km (0.085 R)
• M13: 9,126,069 km (0.12 R)
• M14: 9,790,133 km (0.059 R)
• M15: 12,854,197 km (0.112 R)
• M16: 13,183,761 km (0.063 R)
• M17: 14,381,890 km (0.118 R)
• M18: 15,651,228 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462.9

Radius: 5.3

Gravity: 16.48 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 5.99 AU - 8.41 AU

Year: 12883 Days

Day: 23.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,802,510 km

• M1: 67,469 km (0.114 R)
• M2: 370,704 km (0.093 R)
• M3: 711,338 km (0.103 R)
• M4: 1,123,031 km (0.059 R)
• M5: 2,971,014 km (0.077 R)
• M6: 3,992,767 km (0.065 R)
• M7: 4,245,139 km (0.101 R)
• M8: 6,282,961 km (0.092 R)
• M9: 6,509,452 km (0.117 R)
• M10: 6,741,478 km (0.072 R)
• M11: 9,325,333 km (0.089 R)
• M12: 10,809,045 km (0.039 R)
• M13: 11,522,626 km (0.084 R)
• M14: 12,680,963 km (0.062 R)
• M15: 13,787,987 km (0.073 R)
• M16: 15,024,862 km (0.078 R)
• M17: 16,907,103 km (0.053 R)
• M18: 21,641,576 km (0.085 R)
• M19: 23,941,942 km (0.069 R)
• M20: 29,650,448 km (0.075 R)
• M21: 31,590,882 km (0.074 R)
• M22: 32,817,584 km (0.106 R)
• M23: 34,424,265 km (0.039 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 17,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit