🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.1

Radius: 9.8

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.72 AU - 0.72 AU

Year: 414 Days

Day: 11.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 22,388,146 km

• M1: 121,922 km (0.102 R)
• M2: 427,850 km (0.072 R)
• M3: 781,350 km (0.094 R)
• M4: 1,387,670 km (0.076 R)
• M5: 1,737,430 km (0.109 R)
• M6: 2,381,748 km (0.118 R)
• M7: 2,811,094 km (0.092 R)
• M8: 3,159,507 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.7

Radius: 14.8

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.71 AU - 1.09 AU

Year: 579 Days

Day: 10.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 22,388,146 km

• M1: 184,155 km (0.12 R)
• M2: 743,950 km (0.106 R)
• M3: 1,232,387 km (0.039 R)
• M4: 2,021,366 km (0.047 R)
• M5: 2,641,001 km (0.099 R)
• M6: 3,131,083 km (0.073 R)
• M7: 3,655,873 km (0.12 R)
• M8: 4,631,700 km (0.034 R)
• M9: 5,232,335 km (0.073 R)
• M10: 5,811,578 km (0.051 R)
• M11: 6,771,099 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.8

Radius: 12.2

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.32 AU - 1.8 AU

Year: 1322 Days

Day: 5.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,388,146 km

• M1: 152,590 km (0.1 R)
• M2: 699,370 km (0.083 R)
• M3: 1,435,840 km (0.109 R)
• M4: 1,855,911 km (0.119 R)
• M5: 2,358,859 km (0.041 R)
• M6: 3,050,749 km (0.051 R)
• M7: 3,437,460 km (0.047 R)
• M8: 4,132,342 km (0.079 R)
• M9: 4,761,700 km (0.117 R)
• M10: 5,475,581 km (0.044 R)
• M11: 6,282,961 km (0.105 R)
• M12: 6,889,281 km (0.108 R)
• M13: 7,454,611 km (0.078 R)
• M14: 8,562,234 km (0.107 R)
• M15: 9,871,963 km (0.117 R)
• M16: 10,325,993 km (0.079 R)
• M17: 12,283,481 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.2

Radius: 14.1

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.61 AU - 2.95 AU

Year: 3144 Days

Day: 5.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 60.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 22,388,146 km

• M1: 175,329 km (0.115 R)
• M2: 673,490 km (0.049 R)
• M3: 1,186,012 km (0.067 R)
• M4: 2,323,405 km (0.031 R)
• M5: 2,902,199 km (0.046 R)
• M6: 3,634,331 km (0.088 R)
• M7: 4,097,186 km (0.053 R)
• M8: 4,854,301 km (0.106 R)
• M9: 6,561,512 km (0.096 R)
• M10: 7,632,184 km (0.026 R)
• M11: 8,675,181 km (0.066 R)
• M12: 9,471,640 km (0.079 R)
• M13: 11,336,377 km (0.075 R)
• M14: 13,482,508 km (0.1 R)
• M15: 14,402,685 km (0.058 R)
• M16: 15,005,265 km (0.09 R)
• M17: 16,046,765 km (0.091 R)
• M18: 16,694,524 km (0.081 R)
• M19: 18,980,529 km (0.086 R)
• M20: 19,461,636 km (0.057 R)
• M21: 20,700,157 km (0.092 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 16,298 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit