🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.18 AU - 1.68 AU

Year: 637 Days

Day: 30.6 Hours

Environment

Temp: -44 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 59,259,677 km

• M1: 214,224 km (0.119 R)
• M2: 912,098 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.94 AU - 4.4 AU

Year: 3174 Days

Day: 32.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 48.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.03 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.8

Radius: 15

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.31 AU - 6.45 AU

Year: 5315 Days

Day: 6.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,259,677 km

• M1: 191,036 km (0.07 R)
• M2: 994,676 km (0.071 R)
• M3: 1,735,634 km (0.093 R)
• M4: 2,272,691 km (0.096 R)
• M5: 3,496,401 km (0.106 R)
• M6: 4,166,600 km (0.084 R)
• M7: 6,276,379 km (0.064 R)
• M8: 7,213,161 km (0.098 R)
• M9: 8,053,003 km (0.062 R)
• M10: 9,091,960 km (0.05 R)
• M11: 12,537,498 km (0.08 R)
• M12: 13,222,806 km (0.103 R)
• M13: 13,797,711 km (0.098 R)
• M14: 16,468,482 km (0.046 R)
• M15: 17,134,641 km (0.076 R)
• M16: 18,194,691 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.6

Radius: 14.8

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.66 AU - 7.14 AU

Year: 6036 Days

Day: 9.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,259,677 km

• M1: 184,155 km (0.102 R)
• M2: 930,648 km (0.073 R)
• M3: 2,098,858 km (0.084 R)
• M4: 2,703,982 km (0.097 R)
• M5: 4,678,823 km (0.109 R)
• M6: 6,579,614 km (0.054 R)
• M7: 7,375,325 km (0.103 R)
• M8: 8,118,676 km (0.12 R)
• M9: 8,911,695 km (0.062 R)
• M10: 9,842,942 km (0.108 R)
• M11: 15,383,448 km (0.047 R)
• M12: 17,811,870 km (0.096 R)
• M13: 24,373,981 km (0.107 R)
• M14: 29,916,732 km (0.114 R)
• M15: 31,042,157 km (0.12 R)
• M16: 31,615,266 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.9

Radius: 4

Gravity: 27.12 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.18 AU - 15.62 AU

Year: 17272 Days

Day: 19.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,259,677 km

• M1: 49,816 km (0.075 R)
• M2: 195,375 km (0.089 R)
• M3: 325,525 km (0.1 R)
• M4: 468,840 km (0.06 R)
• M5: 613,950 km (0.109 R)
• M6: 888,911 km (0.09 R)
• M7: 1,349,522 km (0.079 R)
• M8: 1,696,889 km (0.098 R)
• M9: 7,950,229 km (0.098 R)
• M10: 8,617,585 km (0.114 R)
• M11: 11,424,041 km (0.037 R)
• M12: 13,889,714 km (0.086 R)
• M13: 14,366,931 km (0.12 R)
• M14: 18,997,733 km (0.081 R)
• M15: 23,273,240 km (0.067 R)
• M16: 25,430,740 km (0.106 R)
• M17: 26,247,246 km (0.09 R)
• M18: 36,411,972 km (0.095 R)
• M19: 41,790,913 km (0.089 R)
• M20: 48,292,885 km (0.094 R)
• M21: 56,980,333 km (0.099 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 20,172 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit