🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.58 AU - 0.9 AU

Year: 225 Days

Day: 25.4 Hours

Environment

Temp: 157 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.9 AU - 2.08 AU

Year: 991 Days

Day: 27.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 47,355,563 km

• M1: 695,780 km (0.118 R)
• M2: 1,513,482 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.01 AU - 4.73 AU

Year: 3226 Days

Day: 21.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.9

Radius: 12.9

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 9.85 AU - 10.55 AU

Year: 11503 Days

Day: 12.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,355,563 km

• M1: 160,967 km (0.102 R)
• M2: 1,063,491 km (0.038 R)
• M3: 1,830,480 km (0.096 R)
• M4: 2,438,296 km (0.103 R)
• M5: 3,280,382 km (0.096 R)
• M6: 4,258,303 km (0.068 R)
• M7: 4,721,758 km (0.105 R)
• M8: 5,629,667 km (0.097 R)
• M9: 6,189,761 km (0.085 R)
• M10: 6,617,013 km (0.058 R)
• M11: 7,313,242 km (0.041 R)
• M12: 11,307,804 km (0.082 R)
• M13: 12,355,288 km (0.096 R)
• M14: 13,249,883 km (0.114 R)
• M15: 17,851,065 km (0.109 R)
• M16: 19,339,564 km (0.111 R)
• M17: 20,257,197 km (0.054 R)
• M18: 26,555,268 km (0.104 R)
• M19: 27,954,905 km (0.05 R)
• M20: 28,582,468 km (0.039 R)
• M21: 29,772,968 km (0.079 R)
• M22: 30,805,792 km (0.092 R)
• M23: 33,042,579 km (0.035 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.7

Radius: 6.5

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 10.71 AU - 15.87 AU

Year: 17107 Days

Day: 24.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,355,563 km

• M1: 81,082 km (0.088 R)
• M2: 338,540 km (0.117 R)
• M3: 931,097 km (0.116 R)
• M4: 1,448,706 km (0.104 R)
• M5: 1,906,326 km (0.091 R)
• M6: 2,125,187 km (0.071 R)
• M7: 2,553,935 km (0.098 R)
• M8: 3,083,811 km (0.116 R)
• M9: 3,459,750 km (0.118 R)
• M10: 3,709,878 km (0.102 R)
• M11: 5,711,048 km (0.092 R)
• M12: 7,401,504 km (0.119 R)
• M13: 7,989,125 km (0.031 R)
• M14: 8,562,234 km (0.06 R)
• M15: 12,014,654 km (0.102 R)
• M16: 18,547,144 km (0.113 R)
• M17: 18,852,024 km (0.106 R)
• M18: 21,412,093 km (0.08 R)
• M19: 22,775,079 km (0.12 R)
• M20: 23,300,766 km (0.105 R)
• M21: 25,767,036 km (0.079 R)
• M22: 27,801,567 km (0.117 R)
• M23: 32,407,237 km (0.115 R)
• M24: 38,106,617 km (0.099 R)
• M25: 40,103,150 km (0.116 R)
• M26: 42,168,498 km (0.108 R)
• M27: 44,985,277 km (0.076 R)
• M28: 47,213,836 km (0.109 R)

Kuiper Belt

Range: 31.1 - 50.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 13,066 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit