🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.8

Radius: 10.5

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.39 AU - 0.63 AU

Year: 243 Days

Day: 5.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 79,739,769 km

• M1: 131,048 km (0.084 R)
• M2: 463,155 km (0.116 R)
• M3: 928,704 km (0.083 R)
• M4: 1,341,444 km (0.059 R)
• M5: 1,674,898 km (0.071 R)
• M6: 2,005,210 km (0.103 R)
• M7: 3,704,043 km (0.085 R)
• M8: 4,198,763 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.8

Radius: 13.9

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.61 AU - 0.67 AU

Year: 341 Days

Day: 8.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 79,739,769 km

• M1: 172,935 km (0.078 R)
• M2: 680,072 km (0.075 R)
• M3: 1,244,205 km (0.075 R)
• M4: 1,739,225 km (0.078 R)
• M5: 2,307,547 km (0.105 R)
• M6: 2,740,184 km (0.115 R)
• M7: 3,227,574 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.2

Radius: 10.1

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.02 AU - 2.08 AU

Year: 1957 Days

Day: 9.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,739,769 km

• M1: 125,961 km (0.102 R)
• M2: 706,401 km (0.04 R)
• M3: 1,106,276 km (0.07 R)
• M4: 1,576,762 km (0.104 R)
• M5: 2,067,891 km (0.082 R)
• M6: 2,630,529 km (0.117 R)
• M7: 3,671,880 km (0.114 R)
• M8: 5,375,949 km (0.079 R)
• M9: 6,547,151 km (0.085 R)
• M10: 7,122,205 km (0.102 R)
• M11: 10,226,361 km (0.095 R)
• M12: 11,038,976 km (0.108 R)
• M13: 12,337,935 km (0.079 R)
• M14: 14,269,542 km (0.118 R)
• M15: 15,760,584 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 537.2

Radius: 6.4

Gravity: 13.12 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 9.28 AU - 12.66 AU

Year: 24229 Days

Day: 22.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 79,739,769 km

• M1: 79,586 km (0.086 R)
• M2: 424,559 km (0.113 R)
• M3: 634,594 km (0.034 R)
• M4: 1,236,726 km (0.081 R)
• M5: 2,103,944 km (0.059 R)
• M6: 2,407,179 km (0.116 R)
• M7: 3,465,883 km (0.103 R)
• M8: 4,246,934 km (0.098 R)
• M9: 4,841,436 km (0.092 R)
• M10: 6,958,246 km (0.08 R)
• M11: 8,037,445 km (0.078 R)
• M12: 8,563,132 km (0.117 R)
• M13: 9,167,507 km (0.052 R)
• M14: 11,738,945 km (0.055 R)
• M15: 13,117,340 km (0.041 R)
• M16: 13,405,465 km (0.094 R)
• M17: 17,286,184 km (0.114 R)
• M18: 19,341,808 km (0.04 R)
• M19: 23,931,321 km (0.046 R)
• M20: 24,578,781 km (0.069 R)
• M21: 27,755,791 km (0.106 R)
• M22: 28,111,684 km (0.1 R)
• M23: 28,711,422 km (0.117 R)
• M24: 36,447,128 km (0.102 R)
• M25: 43,681,082 km (0.1 R)
• M26: 47,126,022 km (0.088 R)
• M27: 56,427,120 km (0.114 R)
• M28: 59,714,234 km (0.113 R)
• M29: 60,505,906 km (0.049 R)
• M30: 71,887,611 km (0.104 R)
• M31: 73,686,376 km (0.048 R)
• M32: 75,745,740 km (0.108 R)
• M33: 75,976,869 km (0.063 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 20,187 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit