🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.48 AU - 0.68 AU

Year: 161 Days

Day: 19.1 Hours

Environment

Temp: 156 °C

Axial Tilt: 118.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,883,982 km

• M1: 215,571 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.54 AU - 0.66 AU

Year: 169 Days

Day: 36.6 Hours

Environment

Temp: 207 °C

Axial Tilt: 49.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.7 AU - 0.7 AU

Year: 213 Days

Day: 42.5 Hours

Environment

Temp: 158 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,883,982 km

• M1: 74,649 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.64 AU - 0.78 AU

Year: 217 Days

Day: 21.7 Hours

Environment

Temp: 177 °C

Axial Tilt: 7.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.73 AU - 0.87 AU

Year: 260 Days

Day: 33.4 Hours

Environment

Temp: 102 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.14 AU - 3.38 AU

Year: 1666 Days

Day: 33.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.91 AU - 4.61 AU

Year: 2650 Days

Day: 29.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,883,982 km

• M1: 11,220 km (0.114 R)

Asteroid Belt

Center: 4.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.3

Radius: 12.5

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.56 AU - 6.16 AU

Year: 4510 Days

Day: 10.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 54.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 87,883,982 km

• M1: 155,432 km (0.096 R)
• M2: 556,803 km (0.045 R)
• M3: 1,535,024 km (0.09 R)
• M4: 2,256,085 km (0.112 R)
• M5: 5,254,027 km (0.056 R)
• M6: 7,766,074 km (0.068 R)
• M7: 9,056,057 km (0.083 R)
• M8: 9,588,476 km (0.054 R)
• M9: 10,141,688 km (0.037 R)
• M10: 12,355,139 km (0.109 R)
• M11: 12,966,395 km (0.09 R)
• M12: 16,749,277 km (0.066 R)
• M13: 17,282,144 km (0.115 R)
• M14: 19,295,133 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.5

Radius: 3.7

Gravity: 46.86 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 13.46 AU - 20.7 AU

Year: 25654 Days

Day: 15.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 87,883,982 km

• M1: 46,076 km (0.118 R)
• M2: 297,550 km (0.075 R)
• M3: 738,265 km (0.069 R)
• M4: 1,200,523 km (0.057 R)
• M5: 1,402,031 km (0.111 R)
• M6: 1,572,124 km (0.105 R)
• M7: 1,833,172 km (0.077 R)
• M8: 1,953,599 km (0.064 R)
• M9: 2,166,177 km (0.05 R)
• M10: 4,009,073 km (0.109 R)
• M11: 4,317,395 km (0.112 R)
• M12: 5,459,425 km (0.097 R)
• M13: 6,278,772 km (0.11 R)
• M14: 8,211,427 km (0.106 R)
• M15: 9,107,518 km (0.048 R)
• M16: 9,639,339 km (0.025 R)
• M17: 9,760,214 km (0.092 R)
• M18: 10,066,890 km (0.097 R)
• M19: 13,572,267 km (0.118 R)
• M20: 14,739,878 km (0.116 R)
• M21: 15,307,153 km (0.063 R)
• M22: 15,471,711 km (0.082 R)
• M23: 16,313,049 km (0.031 R)
• M24: 18,362,690 km (0.099 R)
• M25: 18,924,280 km (0.118 R)
• M26: 19,983,583 km (0.095 R)
• M27: 20,879,076 km (0.093 R)
• M28: 22,536,770 km (0.081 R)
• M29: 29,027,223 km (0.095 R)
• M30: 30,693,893 km (0.1 R)
• M31: 35,066,040 km (0.075 R)
• M32: 36,954,564 km (0.07 R)
• M33: 40,617,467 km (0.073 R)
• M34: 46,899,830 km (0.068 R)
• M35: 49,908,393 km (0.072 R)
• M36: 54,562,682 km (0.072 R)
• M37: 63,653,894 km (0.058 R)
• M38: 70,699,056 km (0.073 R)
• M39: 74,173,167 km (0.079 R)
• M40: 87,357,976 km (0.089 R)

Kuiper Belt

Range: 30.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 14,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit