🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.48 AU - 0.66 AU

Year: 160 Days

Day: 36.4 Hours

Environment

Temp: 218 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 36,962,548 km

• M1: 81,830 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.25 AU - 1.57 AU

Year: 621 Days

Day: 34.5 Hours

Environment

Temp: -43 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.78 AU - 2.84 AU

Year: 1302 Days

Day: 36.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.15 AU - 3.83 AU

Year: 2418 Days

Day: 48 Hours

Environment

Temp: -128 °C

Axial Tilt: 122.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.3

Radius: 12.1

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.74 AU - 8.6 AU

Year: 7120 Days

Day: 9.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,962,548 km

• M1: 164,707 km (0.1 R)
• M2: 639,232 km (0.095 R)
• M3: 1,318,705 km (0.047 R)
• M4: 1,727,855 km (0.104 R)
• M5: 2,567,548 km (0.112 R)
• M6: 3,071,843 km (0.106 R)
• M7: 4,170,190 km (0.095 R)
• M8: 5,121,782 km (0.101 R)
• M9: 5,898,345 km (0.081 R)
• M10: 8,096,985 km (0.084 R)
• M11: 8,631,348 km (0.107 R)
• M12: 9,189,049 km (0.092 R)
• M13: 12,439,961 km (0.1 R)
• M14: 14,093,915 km (0.07 R)
• M15: 17,893,102 km (0.119 R)
• M16: 19,486,619 km (0.105 R)
• M17: 20,253,158 km (0.03 R)
• M18: 21,778,458 km (0.077 R)
• M19: 22,188,655 km (0.096 R)
• M20: 22,604,089 km (0.104 R)
• M21: 24,464,338 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.3

Radius: 11.2

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 9.19 AU - 11.99 AU

Year: 12781 Days

Day: 7.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 84.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,962,548 km

• M1: 139,874 km (0.09 R)
• M2: 525,986 km (0.111 R)
• M3: 896,839 km (0.04 R)
• M4: 1,450,651 km (0.056 R)
• M5: 2,391,472 km (0.067 R)
• M6: 3,428,185 km (0.087 R)
• M7: 4,938,226 km (0.075 R)
• M8: 5,590,472 km (0.113 R)
• M9: 6,922,941 km (0.1 R)
• M10: 11,164,788 km (0.087 R)
• M11: 12,500,996 km (0.115 R)
• M12: 16,950,336 km (0.118 R)
• M13: 17,413,043 km (0.09 R)
• M14: 20,073,341 km (0.055 R)
• M15: 21,886,767 km (0.085 R)
• M16: 23,074,125 km (0.07 R)
• M17: 25,147,851 km (0.046 R)
• M18: 26,186,210 km (0.041 R)
• M19: 26,983,417 km (0.047 R)
• M20: 27,705,675 km (0.063 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 16,615 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit