🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.55 AU - 0.71 AU

Year: 190 Days

Day: 37.7 Hours

Environment

Temp: 137 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,228,831 km

• M1: 22,290 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.57 AU - 0.95 AU

Year: 252 Days

Day: 35.4 Hours

Environment

Temp: 114 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.07 AU - 1.21 AU

Year: 464 Days

Day: 28.2 Hours

Environment

Temp: -11 °C

Axial Tilt: 24.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.1 AU - 1.4 AU

Year: 532 Days

Day: 16.5 Hours

Environment

Temp: -36 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.01 AU - 2.17 AU

Year: 1151 Days

Day: 43.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,228,831 km

• M1: 291,267 km (0.103 R)
• M2: 370,105 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.6

Radius: 8.9

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.8 AU - 6.04 AU

Year: 4156 Days

Day: 11.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,228,831 km

• M1: 110,702 km (0.116 R)
• M2: 425,456 km (0.045 R)
• M3: 787,782 km (0.086 R)
• M4: 1,125,425 km (0.07 R)
• M5: 1,444,218 km (0.111 R)
• M6: 2,238,583 km (0.066 R)
• M7: 2,895,018 km (0.078 R)
• M8: 3,420,555 km (0.069 R)
• M9: 3,783,330 km (0.108 R)
• M10: 4,101,226 km (0.057 R)
• M11: 4,461,607 km (0.086 R)
• M12: 6,028,345 km (0.114 R)
• M13: 7,121,158 km (0.112 R)
• M14: 10,336,315 km (0.041 R)
• M15: 11,704,089 km (0.103 R)
• M16: 12,680,514 km (0.12 R)
• M17: 13,137,236 km (0.074 R)
• M18: 14,463,721 km (0.091 R)
• M19: 18,520,516 km (0.081 R)
• M20: 18,976,939 km (0.097 R)
• M21: 25,055,100 km (0.052 R)
• M22: 29,668,848 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.5

Radius: 3.7

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 10.85 AU - 18.05 AU

Year: 20917 Days

Day: 16.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,228,831 km

• M1: 246,238 km (0.073 R)
• M2: 480,508 km (0.079 R)
• M3: 975,677 km (0.111 R)
• M4: 7,447,880 km (0.112 R)
• M5: 8,512,418 km (0.113 R)
• M6: 11,492,258 km (0.096 R)
• M7: 15,043,711 km (0.103 R)
• M8: 15,554,887 km (0.095 R)
• M9: 19,730,613 km (0.083 R)
• M10: 24,830,404 km (0.084 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 15,879 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit