🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.58 AU - 0.88 AU

Year: 229 Days

Day: 24.6 Hours

Environment

Temp: 120 °C

Axial Tilt: 31.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.46 AU - 1.88 AU

Year: 792 Days

Day: 44 Hours

Environment

Temp: -47 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,672,895 km

• M1: 1,421,180 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.11 AU - 4.73 AU

Year: 2849 Days

Day: 45.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.2

Radius: 12.5

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.92 AU - 5.86 AU

Year: 3970 Days

Day: 12.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,672,895 km

• M1: 155,881 km (0.087 R)
• M2: 600,935 km (0.057 R)
• M3: 1,069,326 km (0.066 R)
• M4: 1,786,498 km (0.051 R)
• M5: 2,382,496 km (0.072 R)
• M6: 2,998,989 km (0.054 R)
• M7: 3,847,059 km (0.036 R)
• M8: 4,247,084 km (0.071 R)
• M9: 5,001,805 km (0.075 R)
• M10: 5,844,190 km (0.091 R)
• M11: 6,715,598 km (0.076 R)
• M12: 8,492,970 km (0.117 R)
• M13: 9,372,007 km (0.104 R)
• M14: 12,091,098 km (0.104 R)
• M15: 13,253,175 km (0.092 R)
• M16: 15,298,477 km (0.063 R)
• M17: 16,138,469 km (0.049 R)
• M18: 17,971,940 km (0.12 R)
• M19: 20,605,012 km (0.063 R)
• M20: 25,445,551 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.4

Radius: 12

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.58 AU - 5.76 AU

Year: 4956 Days

Day: 11.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,672,895 km

• M1: 149,299 km (0.06 R)
• M2: 750,832 km (0.062 R)
• M3: 1,151,156 km (0.073 R)
• M4: 1,528,142 km (0.115 R)
• M5: 2,238,283 km (0.092 R)
• M6: 2,929,874 km (0.105 R)
• M7: 3,869,199 km (0.115 R)
• M8: 4,666,257 km (0.119 R)
• M9: 9,921,331 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.7

Radius: 14.3

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 9.28 AU - 10.92 AU

Year: 11783 Days

Day: 15 Hours

Environment

Temp: -170 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,672,895 km

• M1: 177,872 km (0.102 R)
• M2: 1,293,573 km (0.104 R)
• M3: 2,151,367 km (0.093 R)
• M4: 4,094,943 km (0.108 R)
• M5: 4,803,737 km (0.077 R)
• M6: 7,432,022 km (0.096 R)
• M7: 10,053,874 km (0.088 R)
• M8: 15,755,199 km (0.093 R)
• M9: 18,338,455 km (0.078 R)
• M10: 23,771,999 km (0.068 R)
• M11: 36,565,011 km (0.107 R)
• M12: 40,921,899 km (0.1 R)
• M13: 48,236,936 km (0.091 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 11,068 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit