🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.68 AU - 1.12 AU

Year: 309 Days

Day: 21.9 Hours

Environment

Temp: 102 °C

Axial Tilt: 41.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.84 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.41 AU - 5.13 AU

Year: 3768 Days

Day: 23.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 9.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.1

Radius: 11.2

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 9.52 AU - 10.2 AU

Year: 11197 Days

Day: 8.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,183,814 km

• M1: 145,110 km (0.097 R)
• M2: 549,174 km (0.061 R)
• M3: 1,284,896 km (0.084 R)
• M4: 2,253,243 km (0.114 R)
• M5: 3,574,492 km (0.091 R)
• M6: 4,335,346 km (0.116 R)
• M7: 6,863,999 km (0.025 R)
• M8: 7,435,613 km (0.11 R)
• M9: 8,142,313 km (0.085 R)
• M10: 8,893,145 km (0.062 R)
• M11: 11,777,392 km (0.117 R)
• M12: 12,737,810 km (0.087 R)
• M13: 13,213,232 km (0.034 R)
• M14: 14,659,095 km (0.095 R)
• M15: 15,023,366 km (0.084 R)
• M16: 17,453,434 km (0.086 R)
• M17: 17,862,883 km (0.086 R)
• M18: 18,884,038 km (0.118 R)
• M19: 20,326,910 km (0.108 R)
• M20: 22,249,392 km (0.114 R)
• M21: 24,145,545 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.1

Radius: 6.4

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 16.95 AU - 19.89 AU

Year: 28591 Days

Day: 19.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,183,814 km

• M1: 79,586 km (0.038 R)
• M2: 370,255 km (0.087 R)
• M3: 642,672 km (0.026 R)
• M4: 2,595,373 km (0.11 R)
• M5: 3,434,019 km (0.026 R)
• M6: 6,925,484 km (0.055 R)
• M7: 7,167,084 km (0.107 R)
• M8: 7,414,220 km (0.106 R)
• M9: 8,849,163 km (0.094 R)
• M10: 9,249,337 km (0.063 R)
• M11: 15,527,212 km (0.08 R)
• M12: 19,241,727 km (0.057 R)
• M13: 20,402,756 km (0.095 R)
• M14: 24,609,897 km (0.116 R)
• M15: 29,994,672 km (0.087 R)
• M16: 31,552,884 km (0.093 R)
• M17: 41,097,826 km (0.095 R)
• M18: 41,572,351 km (0.079 R)
• M19: 50,750,180 km (0.043 R)
• M20: 56,584,198 km (0.111 R)
• M21: 59,561,046 km (0.104 R)
• M22: 61,190,466 km (0.112 R)
• M23: 82,869,142 km (0.103 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 16,780 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit