🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.47 AU - 0.65 AU

Year: 153 Days

Day: 29.7 Hours

Environment

Temp: 191 °C

Axial Tilt: 25.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.57 AU - 0.71 AU

Year: 187 Days

Day: 47.1 Hours

Environment

Temp: 188 °C

Axial Tilt: 43.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.66 AU - 1.02 AU

Year: 281 Days

Day: 44.6 Hours

Environment

Temp: 147 °C

Axial Tilt: 10 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.13 AU - 1.39 AU

Year: 517 Days

Day: 12.5 Hours

Environment

Temp: 7 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.34 AU - 2.16 AU

Year: 846 Days

Day: 46.7 Hours

Environment

Temp: -43 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,076,282 km

• M1: 646,263 km (0.076 R)

Asteroid Belt

Center: 2.23 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.24 AU - 3.18 AU

Year: 1629 Days

Day: 31.7 Hours

Environment

Temp: -96 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.09 AU - 3.19 AU

Year: 2032 Days

Day: 37.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 129.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.6

Radius: 14.9

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.02 AU - 6.46 AU

Year: 4381 Days

Day: 9.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,076,282 km

• M1: 186,100 km (0.119 R)
• M2: 685,158 km (0.118 R)
• M3: 1,476,980 km (0.049 R)
• M4: 1,959,882 km (0.062 R)
• M5: 2,644,142 km (0.068 R)
• M6: 3,259,139 km (0.094 R)
• M7: 3,990,224 km (0.074 R)
• M8: 4,877,339 km (0.046 R)
• M9: 5,486,352 km (0.093 R)
• M10: 6,465,770 km (0.073 R)
• M11: 8,377,630 km (0.1 R)
• M12: 9,029,727 km (0.057 R)
• M13: 9,715,634 km (0.075 R)
• M14: 10,936,053 km (0.047 R)
• M15: 14,793,733 km (0.093 R)
• M16: 15,640,308 km (0.116 R)
• M17: 16,800,439 km (0.117 R)
• M18: 18,982,923 km (0.092 R)
• M19: 19,983,134 km (0.108 R)
• M20: 20,821,331 km (0.102 R)
• M21: 24,193,117 km (0.07 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.1

Radius: 3.9

Gravity: 24.07 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 13.21 AU - 16.25 AU

Year: 20649 Days

Day: 22.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,076,282 km

• M1: 48,470 km (0.096 R)
• M2: 416,032 km (0.089 R)
• M3: 560,394 km (0.07 R)
• M4: 776,114 km (0.086 R)
• M5: 1,221,467 km (0.091 R)
• M6: 1,462,020 km (0.065 R)
• M7: 1,633,908 km (0.071 R)
• M8: 1,854,415 km (0.099 R)
• M9: 1,981,274 km (0.109 R)
• M10: 2,916,261 km (0.109 R)
• M11: 4,553,310 km (0.115 R)
• M12: 6,024,755 km (0.096 R)
• M13: 6,718,291 km (0.103 R)
• M14: 8,165,650 km (0.113 R)
• M15: 9,538,510 km (0.084 R)
• M16: 12,156,173 km (0.107 R)
• M17: 15,069,742 km (0.095 R)
• M18: 17,118,933 km (0.111 R)
• M19: 17,922,722 km (0.102 R)
• M20: 18,416,994 km (0.095 R)
• M21: 20,306,864 km (0.117 R)
• M22: 23,967,823 km (0.109 R)
• M23: 25,382,420 km (0.045 R)
• M24: 28,935,071 km (0.102 R)
• M25: 29,958,470 km (0.095 R)
• M26: 30,770,936 km (0.118 R)
• M27: 36,874,230 km (0.117 R)
• M28: 44,182,235 km (0.064 R)
• M29: 52,398,300 km (0.048 R)
• M30: 52,733,249 km (0.107 R)
• M31: 57,750,313 km (0.079 R)
• M32: 61,204,229 km (0.048 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 17,702 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit