🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.44 AU - 0.66 AU

Year: 157 Days

Day: 43.1 Hours

Environment

Temp: 120 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.88 AU - 1.38 AU

Year: 462 Days

Day: 19.8 Hours

Environment

Temp: -11 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.64 AU - 2.22 AU

Year: 1032 Days

Day: 41.3 Hours

Environment

Temp: -75 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.61 AU - 3.37 AU

Year: 1991 Days

Day: 21.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.3

Radius: 11.1

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.25 AU - 6.79 AU

Year: 5687 Days

Day: 10.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,534,335 km

• M1: 141,370 km (0.107 R)
• M2: 598,541 km (0.065 R)
• M3: 1,144,723 km (0.111 R)
• M4: 2,902,797 km (0.084 R)
• M5: 3,291,452 km (0.096 R)
• M6: 4,060,385 km (0.117 R)
• M7: 4,444,553 km (0.079 R)
• M8: 5,384,177 km (0.096 R)
• M9: 5,745,755 km (0.111 R)
• M10: 7,070,743 km (0.097 R)
• M11: 7,480,791 km (0.048 R)
• M12: 9,541,203 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.1

Radius: 6.7

Gravity: 19.07 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 10.89 AU - 16.81 AU

Year: 19845 Days

Day: 17.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,534,335 km

• M1: 83,326 km (0.067 R)
• M2: 519,853 km (0.098 R)
• M3: 927,208 km (0.116 R)
• M4: 1,251,985 km (0.091 R)
• M5: 1,465,910 km (0.089 R)
• M6: 2,326,845 km (0.038 R)
• M7: 3,575,539 km (0.095 R)
• M8: 4,344,322 km (0.047 R)
• M9: 5,065,085 km (0.097 R)
• M10: 5,296,213 km (0.064 R)
• M11: 5,655,996 km (0.099 R)
• M12: 6,335,919 km (0.086 R)
• M13: 6,834,080 km (0.048 R)
• M14: 7,407,039 km (0.103 R)
• M15: 7,806,466 km (0.074 R)
• M16: 8,593,949 km (0.042 R)
• M17: 13,857,700 km (0.114 R)
• M18: 17,414,090 km (0.106 R)
• M19: 21,939,575 km (0.1 R)
• M20: 22,658,991 km (0.115 R)
• M21: 25,468,888 km (0.069 R)
• M22: 27,074,073 km (0.059 R)
• M23: 27,663,339 km (0.096 R)
• M24: 28,989,823 km (0.111 R)
• M25: 36,691,870 km (0.115 R)
• M26: 36,979,397 km (0.087 R)
• M27: 45,487,477 km (0.066 R)
• M28: 46,824,433 km (0.109 R)
• M29: 50,104,366 km (0.097 R)
• M30: 60,256,377 km (0.099 R)
• M31: 67,304,381 km (0.092 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 19,218 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit