🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.4

Radius: 12.3

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.65 AU - 0.86 AU

Year: 426 Days

Day: 9 Hours

Environment

Temp: -134 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 15,701,410 km

• M1: 153,039 km (0.11 R)
• M2: 564,433 km (0.106 R)
• M3: 1,374,206 km (0.037 R)
• M4: 1,815,819 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.9

Radius: 13.9

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.13 AU - 1.71 AU

Year: 1110 Days

Day: 9.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 15,701,410 km

• M1: 184,604 km (0.1 R)
• M2: 620,682 km (0.096 R)
• M3: 1,340,098 km (0.117 R)
• M4: 2,478,388 km (0.097 R)
• M5: 3,152,775 km (0.111 R)
• M6: 3,806,368 km (0.08 R)
• M7: 4,592,206 km (0.113 R)
• M8: 5,749,345 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145

Radius: 9.9

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2 AU - 2.02 AU

Year: 1869 Days

Day: 13.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 15,701,410 km

• M1: 216,019 km (0.116 R)
• M2: 553,063 km (0.103 R)
• M3: 1,026,092 km (0.101 R)
• M4: 1,472,043 km (0.101 R)
• M5: 1,794,277 km (0.092 R)
• M6: 2,194,601 km (0.092 R)
• M7: 3,284,421 km (0.092 R)
• M8: 3,606,356 km (0.106 R)
• M9: 3,918,716 km (0.042 R)
• M10: 4,446,498 km (0.037 R)
• M11: 5,003,002 km (0.095 R)
• M12: 6,046,896 km (0.106 R)
• M13: 6,999,984 km (0.066 R)
• M14: 7,925,695 km (0.103 R)
• M15: 8,251,819 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.9

Radius: 13.9

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.84 AU - 2.68 AU

Year: 2229 Days

Day: 10.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 109 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 15,701,410 km

• M1: 174,132 km (0.09 R)
• M2: 738,415 km (0.114 R)
• M3: 1,275,322 km (0.04 R)
• M4: 2,029,594 km (0.114 R)
• M5: 2,715,201 km (0.098 R)
• M6: 3,191,671 km (0.06 R)
• M7: 5,366,674 km (0.04 R)
• M8: 6,249,152 km (0.116 R)
• M9: 7,143,448 km (0.042 R)
• M10: 9,856,106 km (0.035 R)
• M11: 12,178,463 km (0.108 R)
• M12: 13,069,468 km (0.082 R)
• M13: 14,046,941 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.4

Radius: 14

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.44 AU - 3.36 AU

Year: 3240 Days

Day: 10 Hours

Environment

Temp: -209 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 15,701,410 km

• M1: 174,132 km (0.096 R)
• M2: 641,176 km (0.118 R)
• M3: 1,190,350 km (0.069 R)
• M4: 1,765,704 km (0.102 R)
• M5: 2,632,773 km (0.104 R)
• M6: 3,428,334 km (0.046 R)
• M7: 4,399,075 km (0.118 R)
• M8: 7,346,003 km (0.114 R)
• M9: 10,293,530 km (0.103 R)
• M10: 11,157,308 km (0.103 R)
• M11: 11,875,079 km (0.063 R)
• M12: 13,825,985 km (0.117 R)
• M13: 14,345,389 km (0.103 R)
• M14: 14,922,836 km (0.115 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: 452 - 16,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit