🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.42 AU - 0.64 AU

Year: 162 Days

Day: 32.3 Hours

Environment

Temp: 162 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.16 AU - 1.46 AU

Year: 628 Days

Day: 20.9 Hours

Environment

Temp: -63 °C

Axial Tilt: 70 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,024,313 km

• M1: 43,234 km (0.099 R)
• M2: 446,699 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.19 AU - 3.55 AU

Year: 2037 Days

Day: 26.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,024,313 km

• M1: 1,837,211 km (0.068 R)

Asteroid Belt

Center: 3.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.9

Radius: 14.8

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.29 AU - 5.07 AU

Year: 4242 Days

Day: 8.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,024,313 km

• M1: 184,305 km (0.101 R)
• M2: 666,010 km (0.108 R)
• M3: 1,631,365 km (0.058 R)
• M4: 2,141,045 km (0.089 R)
• M5: 2,895,616 km (0.09 R)
• M6: 3,822,824 km (0.069 R)
• M7: 4,426,900 km (0.058 R)
• M8: 4,889,906 km (0.118 R)
• M9: 5,358,297 km (0.115 R)
• M10: 5,828,483 km (0.103 R)
• M11: 6,852,480 km (0.045 R)
• M12: 8,498,505 km (0.078 R)
• M13: 9,453,987 km (0.076 R)
• M14: 9,937,637 km (0.066 R)
• M15: 11,353,431 km (0.099 R)
• M16: 12,705,497 km (0.111 R)
• M17: 14,214,490 km (0.113 R)
• M18: 14,796,875 km (0.069 R)
• M19: 15,285,162 km (0.115 R)
• M20: 15,952,818 km (0.056 R)
• M21: 16,524,132 km (0.11 R)
• M22: 17,466,599 km (0.08 R)
• M23: 19,523,569 km (0.105 R)
• M24: 24,943,650 km (0.115 R)
• M25: 26,183,966 km (0.105 R)
• M26: 26,659,687 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.6

Radius: 5.8

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 10.83 AU - 13.93 AU

Year: 18250 Days

Day: 21.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,024,313 km

• M1: 127,906 km (0.097 R)
• M2: 1,160,131 km (0.102 R)
• M3: 1,446,761 km (0.107 R)
• M4: 2,095,417 km (0.082 R)
• M5: 2,716,997 km (0.098 R)
• M6: 3,525,274 km (0.1 R)
• M7: 10,612,174 km (0.119 R)
• M8: 11,487,172 km (0.082 R)
• M9: 15,927,236 km (0.1 R)
• M10: 16,934,629 km (0.096 R)
• M11: 22,449,853 km (0.086 R)
• M12: 23,973,208 km (0.106 R)
• M13: 24,760,243 km (0.06 R)
• M14: 26,477,776 km (0.092 R)
• M15: 29,847,019 km (0.118 R)
• M16: 30,148,309 km (0.089 R)
• M17: 30,757,322 km (0.066 R)
• M18: 32,739,793 km (0.049 R)
• M19: 34,254,023 km (0.114 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: 394 - 18,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit