🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.51 AU - 0.79 AU

Year: 198 Days

Day: 31.7 Hours

Environment

Temp: 117 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.62 AU - 0.74 AU

Year: 212 Days

Day: 41.8 Hours

Environment

Temp: 128 °C

Axial Tilt: 3.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.53 AU - 0.83 AU

Year: 212 Days

Day: 41.4 Hours

Environment

Temp: 111 °C

Axial Tilt: 19.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.27 AU - 1.49 AU

Year: 614 Days

Day: 43.5 Hours

Environment

Temp: -49 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.24 AU - 1.88 AU

Year: 738 Days

Day: 39.7 Hours

Environment

Temp: -48 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.72 AU - 4.02 AU

Year: 2883 Days

Day: 25.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.48 AU - 4.88 AU

Year: 3237 Days

Day: 41 Hours

Environment

Temp: -130 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.8

Radius: 13.9

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 8.41 AU - 8.43 AU

Year: 9254 Days

Day: 9.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,058,912 km

• M1: 174,581 km (0.119 R)
• M2: 640,279 km (0.085 R)
• M3: 1,131,857 km (0.103 R)
• M4: 1,665,174 km (0.117 R)
• M5: 3,103,857 km (0.113 R)
• M6: 3,735,010 km (0.051 R)
• M7: 4,593,103 km (0.109 R)
• M8: 5,069,573 km (0.07 R)
• M9: 5,949,059 km (0.086 R)
• M10: 7,720,297 km (0.107 R)
• M11: 8,975,872 km (0.058 R)
• M12: 12,735,566 km (0.055 R)
• M13: 13,803,396 km (0.054 R)
• M14: 15,982,139 km (0.089 R)
• M15: 16,664,455 km (0.089 R)
• M16: 24,328,204 km (0.105 R)
• M17: 29,678,422 km (0.064 R)
• M18: 31,446,220 km (0.037 R)
• M19: 42,119,280 km (0.119 R)
• M20: 44,885,495 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.3

Radius: 6.4

Gravity: 12.17 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 11.47 AU - 17.35 AU

Year: 20718 Days

Day: 24.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,058,912 km

• M1: 80,783 km (0.061 R)
• M2: 522,695 km (0.104 R)
• M3: 1,323,792 km (0.083 R)
• M4: 2,164,382 km (0.056 R)
• M5: 3,003,476 km (0.112 R)
• M6: 3,510,464 km (0.094 R)
• M7: 3,799,487 km (0.106 R)
• M8: 4,262,642 km (0.097 R)
• M9: 4,591,907 km (0.112 R)
• M10: 5,760,715 km (0.103 R)
• M11: 7,674,520 km (0.083 R)
• M12: 9,038,703 km (0.082 R)
• M13: 10,321,954 km (0.104 R)
• M14: 11,595,780 km (0.092 R)
• M15: 11,978,302 km (0.079 R)
• M16: 13,039,250 km (0.098 R)
• M17: 13,733,384 km (0.086 R)
• M18: 15,807,857 km (0.113 R)
• M19: 17,246,540 km (0.07 R)
• M20: 17,913,148 km (0.117 R)
• M21: 23,068,440 km (0.095 R)
• M22: 23,470,560 km (0.039 R)
• M23: 24,392,382 km (0.06 R)
• M24: 29,249,226 km (0.083 R)
• M25: 32,152,023 km (0.092 R)
• M26: 32,780,185 km (0.055 R)
• M27: 36,721,191 km (0.111 R)
• M28: 37,545,625 km (0.062 R)
• M29: 38,101,979 km (0.107 R)
• M30: 45,057,831 km (0.081 R)
• M31: 47,931,307 km (0.085 R)
• M32: 50,924,611 km (0.117 R)
• M33: 52,640,349 km (0.112 R)
• M34: 57,097,319 km (0.076 R)
• M35: 64,145,622 km (0.1 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 12,641 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit