🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.52 AU - 0.64 AU

Year: 161 Days

Day: 17.6 Hours

Environment

Temp: 241 °C

Axial Tilt: 16.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,094,676 km

• M1: 21,392 km (0.109 R)

Asteroid Belt

Center: 1.02 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.42 AU - 1.5 AU

Year: 641 Days

Day: 19.8 Hours

Environment

Temp: -23 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.63 AU - 3.75 AU

Year: 2071 Days

Day: 22.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.21 AU - 3.49 AU

Year: 2228 Days

Day: 16.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 121.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.38 AU - 3.52 AU

Year: 2329 Days

Day: 29.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,094,676 km

• M1: 480,808 km (0.094 R)
• M2: 1,827,039 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.9

Radius: 8.4

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.14 AU - 7.16 AU

Year: 6948 Days

Day: 13.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 28,094,676 km

• M1: 104,719 km (0.072 R)
• M2: 398,529 km (0.085 R)
• M3: 937,380 km (0.027 R)
• M4: 1,242,261 km (0.115 R)
• M5: 1,862,344 km (0.073 R)
• M6: 2,218,088 km (0.08 R)
• M7: 3,919,913 km (0.119 R)
• M8: 4,534,910 km (0.069 R)
• M9: 5,212,439 km (0.055 R)
• M10: 5,891,314 km (0.084 R)
• M11: 6,285,803 km (0.106 R)
• M12: 7,164,242 km (0.057 R)
• M13: 10,718,089 km (0.054 R)
• M14: 13,650,656 km (0.101 R)
• M15: 14,459,831 km (0.046 R)
• M16: 15,857,823 km (0.099 R)
• M17: 18,500,469 km (0.085 R)
• M18: 24,388,193 km (0.1 R)
• M19: 24,808,712 km (0.114 R)
• M20: 30,240,611 km (0.117 R)
• M21: 32,415,914 km (0.047 R)
• M22: 33,438,415 km (0.069 R)
• M23: 34,376,843 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.6

Radius: 10.8

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.6 AU - 10.74 AU

Year: 10929 Days

Day: 8.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,094,676 km

• M1: 134,488 km (0.109 R)
• M2: 636,539 km (0.065 R)
• M3: 1,362,986 km (0.103 R)
• M4: 2,453,555 km (0.115 R)
• M5: 4,076,093 km (0.109 R)
• M6: 5,143,474 km (0.092 R)
• M7: 5,726,906 km (0.108 R)
• M8: 8,346,514 km (0.038 R)
• M9: 9,109,314 km (0.086 R)
• M10: 9,552,722 km (0.102 R)
• M11: 12,686,647 km (0.096 R)
• M12: 15,368,189 km (0.086 R)
• M13: 18,336,809 km (0.068 R)
• M14: 19,045,006 km (0.107 R)
• M15: 25,996,220 km (0.115 R)
• M16: 27,344,546 km (0.088 R)
• M17: 27,896,712 km (0.114 R)
• M18: 29,405,556 km (0.111 R)
• M19: 31,870,929 km (0.114 R)
• M20: 32,688,182 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.8

Radius: 9.7

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 10.07 AU - 12.61 AU

Year: 13879 Days

Day: 6.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,094,676 km

• M1: 120,725 km (0.041 R)
• M2: 986,748 km (0.117 R)
• M3: 1,437,336 km (0.074 R)
• M4: 1,827,787 km (0.104 R)
• M5: 2,792,095 km (0.11 R)
• M6: 3,808,463 km (0.088 R)
• M7: 5,633,257 km (0.115 R)
• M8: 10,404,382 km (0.101 R)
• M9: 15,225,772 km (0.058 R)
• M10: 23,865,348 km (0.11 R)
• M11: 24,301,426 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.6

Radius: 6.9

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 14.05 AU - 22.87 AU

Year: 28826 Days

Day: 17.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,094,676 km

• M1: 86,468 km (0.055 R)
• M2: 430,991 km (0.115 R)
• M3: 754,871 km (0.089 R)
• M4: 1,056,161 km (0.113 R)
• M5: 1,360,144 km (0.107 R)
• M6: 1,747,303 km (0.12 R)
• M7: 2,266,408 km (0.076 R)
• M8: 16,158,814 km (0.095 R)
• M9: 20,098,624 km (0.107 R)
• M10: 24,557,837 km (0.098 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: 291 - 20,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit