🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.49 AU - 0.57 AU

Year: 136 Days

Day: 21.6 Hours

Environment

Temp: 230 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 46,821,080 km

• M1: 36,502 km (0.089 R)
• M2: 257,608 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.64 AU - 0.9 AU

Year: 237 Days

Day: 26.4 Hours

Environment

Temp: 171 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.64 AU - 1 AU

Year: 261 Days

Day: 39.6 Hours

Environment

Temp: 192 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.84 AU - 0.88 AU

Year: 280 Days

Day: 40.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.03 AU - 2.83 AU

Year: 1331 Days

Day: 31.8 Hours

Environment

Temp: -68 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.44 AU - 2.8 AU

Year: 1490 Days

Day: 27.5 Hours

Environment

Temp: -86 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.58 AU - 3.3 AU

Year: 1772 Days

Day: 30.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 37.4 °

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: 9.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.1

Radius: 14

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 8.33 AU - 10.97 AU

Year: 10536 Days

Day: 8.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,821,080 km

• M1: 194,028 km (0.116 R)
• M2: 843,134 km (0.054 R)
• M3: 1,720,974 km (0.101 R)
• M4: 3,499,693 km (0.05 R)
• M5: 4,168,245 km (0.065 R)
• M6: 7,044,564 km (0.051 R)
• M7: 8,598,736 km (0.12 R)
• M8: 9,673,896 km (0.047 R)
• M9: 10,118,351 km (0.108 R)
• M10: 14,693,054 km (0.052 R)
• M11: 16,928,345 km (0.067 R)
• M12: 19,773,398 km (0.026 R)
• M13: 20,897,626 km (0.088 R)
• M14: 23,185,725 km (0.064 R)
• M15: 27,757,137 km (0.116 R)
• M16: 31,584,000 km (0.115 R)
• M17: 34,132,549 km (0.099 R)
• M18: 37,295,946 km (0.105 R)
• M19: 42,465,749 km (0.106 R)
• M20: 43,795,674 km (0.095 R)
• M21: 45,703,795 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 201

Radius: 6.9

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 12.11 AU - 15.29 AU

Year: 17822 Days

Day: 21.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,821,080 km

• M1: 86,916 km (0.078 R)
• M2: 707,897 km (0.067 R)
• M3: 2,610,034 km (0.107 R)
• M4: 3,354,283 km (0.066 R)
• M5: 4,316,198 km (0.12 R)
• M6: 5,927,666 km (0.046 R)
• M7: 7,444,888 km (0.115 R)
• M8: 10,538,123 km (0.056 R)
• M9: 13,767,791 km (0.106 R)
• M10: 15,707,328 km (0.063 R)
• M11: 15,978,997 km (0.053 R)
• M12: 18,642,737 km (0.12 R)
• M13: 18,870,874 km (0.038 R)
• M14: 22,953,549 km (0.096 R)
• M15: 23,924,589 km (0.106 R)
• M16: 24,556,640 km (0.057 R)
• M17: 26,043,194 km (0.092 R)
• M18: 27,392,118 km (0.072 R)
• M19: 27,984,376 km (0.103 R)
• M20: 30,333,511 km (0.062 R)
• M21: 34,042,342 km (0.118 R)
• M22: 35,072,473 km (0.093 R)
• M23: 39,027,392 km (0.116 R)
• M24: 41,434,122 km (0.112 R)
• M25: 44,477,841 km (0.083 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 18,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit