🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.57 AU - 0.65 AU

Year: 180 Days

Day: 31.8 Hours

Environment

Temp: 125 °C

Axial Tilt: 19.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.97 AU - 1.21 AU

Year: 431 Days

Day: 44.3 Hours

Environment

Temp: 9 °C

Axial Tilt: 27.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.14 AU - 1.28 AU

Year: 504 Days

Day: 22.6 Hours

Environment

Temp: 0 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.77 AU - 2.23 AU

Year: 1071 Days

Day: 33.3 Hours

Environment

Temp: -69 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.31 AU - 2.79 AU

Year: 1542 Days

Day: 17.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.1

Radius: 8.3

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.4 AU - 7.4 AU

Year: 6132 Days

Day: 14.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,613,893 km

• M1: 110,254 km (0.083 R)
• M2: 439,070 km (0.084 R)
• M3: 869,912 km (0.051 R)
• M4: 1,591,422 km (0.11 R)
• M5: 1,963,023 km (0.09 R)
• M6: 3,292,350 km (0.109 R)
• M7: 4,708,892 km (0.053 R)
• M8: 8,686,849 km (0.047 R)
• M9: 9,335,506 km (0.096 R)
• M10: 10,820,414 km (0.086 R)
• M11: 12,710,583 km (0.045 R)
• M12: 13,123,922 km (0.115 R)
• M13: 13,546,087 km (0.111 R)
• M14: 14,141,487 km (0.079 R)
• M15: 16,760,197 km (0.098 R)
• M16: 18,151,158 km (0.098 R)
• M17: 19,685,883 km (0.094 R)
• M18: 21,089,111 km (0.094 R)
• M19: 28,061,569 km (0.096 R)
• M20: 30,658,588 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292

Radius: 11.5

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 9.95 AU - 11.49 AU

Year: 13294 Days

Day: 14.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,613,893 km

• M1: 143,016 km (0.096 R)
• M2: 678,875 km (0.09 R)
• M3: 2,188,168 km (0.098 R)
• M4: 2,781,623 km (0.066 R)
• M5: 4,890,654 km (0.059 R)
• M6: 6,799,672 km (0.11 R)
• M7: 9,253,825 km (0.087 R)
• M8: 10,756,087 km (0.107 R)
• M9: 11,273,696 km (0.047 R)
• M10: 13,042,541 km (0.088 R)
• M11: 16,300,932 km (0.092 R)
• M12: 22,735,585 km (0.088 R)
• M13: 24,552,601 km (0.07 R)
• M14: 28,768,718 km (0.038 R)
• M15: 30,479,818 km (0.08 R)
• M16: 35,904,686 km (0.097 R)
• M17: 36,480,189 km (0.103 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 11,953 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit