🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.45 AU - 0.61 AU

Year: 149 Days

Day: 20.3 Hours

Environment

Temp: 163 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,054,184 km

• M1: 338,690 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.45 AU - 0.71 AU

Year: 170 Days

Day: 13.2 Hours

Environment

Temp: 168 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.48 AU - 0.78 AU

Year: 193 Days

Day: 45.9 Hours

Environment

Temp: 118 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.86 AU - 1.24 AU

Year: 414 Days

Day: 34.8 Hours

Environment

Temp: -5 °C

Axial Tilt: 32.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.93 AU - 1.51 AU

Year: 519 Days

Day: 46.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,054,184 km

• M1: 30,219 km (0.101 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.09 AU - 1.79 AU

Year: 665 Days

Day: 19.3 Hours

Environment

Temp: -43 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.66 AU - 2 AU

Year: 953 Days

Day: 21.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.09 AU - 2.61 AU

Year: 1387 Days

Day: 13.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,054,184 km

• M1: 44,730 km (0.038 R)
• M2: 969,095 km (0.036 R)

Asteroid Belt

Center: 5.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.9

Radius: 8.9

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 7.5 AU - 8.54 AU

Year: 8744 Days

Day: 10.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,054,184 km

• M1: 110,702 km (0.078 R)
• M2: 437,275 km (0.103 R)
• M3: 848,519 km (0.112 R)
• M4: 1,735,784 km (0.075 R)
• M5: 3,124,352 km (0.109 R)
• M6: 3,518,841 km (0.053 R)
• M7: 4,408,350 km (0.104 R)
• M8: 4,820,343 km (0.1 R)
• M9: 5,168,457 km (0.071 R)
• M10: 7,130,433 km (0.074 R)
• M11: 8,339,184 km (0.117 R)
• M12: 11,409,231 km (0.102 R)
• M13: 14,141,038 km (0.054 R)
• M14: 14,795,828 km (0.113 R)
• M15: 16,750,025 km (0.095 R)
• M16: 18,098,500 km (0.066 R)
• M17: 19,445,180 km (0.068 R)
• M18: 24,728,378 km (0.079 R)
• M19: 28,113,329 km (0.103 R)
• M20: 28,486,726 km (0.119 R)
• M21: 29,723,003 km (0.083 R)
• M22: 30,698,081 km (0.088 R)
• M23: 31,493,493 km (0.058 R)
• M24: 32,098,916 km (0.088 R)
• M25: 32,609,344 km (0.084 R)
• M26: 33,961,858 km (0.105 R)
• M27: 36,005,216 km (0.098 R)
• M28: 38,015,512 km (0.029 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 198.6

Radius: 4.3

Gravity: 10.74 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 13.9 AU - 16.54 AU

Year: 22861 Days

Day: 18.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,054,184 km

• M1: 62,083 km (0.076 R)
• M2: 1,941,481 km (0.071 R)
• M3: 3,241,337 km (0.067 R)
• M4: 5,166,362 km (0.088 R)
• M5: 6,060,359 km (0.102 R)
• M6: 6,484,768 km (0.11 R)
• M7: 7,263,874 km (0.053 R)
• M8: 10,292,932 km (0.049 R)
• M9: 11,815,240 km (0.035 R)
• M10: 12,909,548 km (0.09 R)
• M11: 13,806,238 km (0.108 R)
• M12: 14,202,971 km (0.038 R)
• M13: 21,892,302 km (0.089 R)
• M14: 26,355,405 km (0.095 R)
• M15: 33,711,731 km (0.07 R)
• M16: 42,742,356 km (0.077 R)
• M17: 47,209,647 km (0.061 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 19,414 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit