🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.5 AU - 0.6 AU

Year: 154 Days

Day: 38.5 Hours

Environment

Temp: 136 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 13,413,291 km

• M1: 34,408 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.68 AU - 0.72 AU

Year: 221 Days

Day: 44.6 Hours

Environment

Temp: 166 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 13,413,291 km

• M1: 37,699 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.86 AU - 1.06 AU

Year: 354 Days

Day: 30.6 Hours

Environment

Temp: 16 °C

Axial Tilt: 9.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.44 AU - 2.14 AU

Year: 902 Days

Day: 28.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.13 AU - 3.11 AU

Year: 1598 Days

Day: 47.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,413,291 km

• M1: 66,421 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.9

Radius: 9

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.06 AU - 5.36 AU

Year: 3851 Days

Day: 12.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 13,413,291 km

• M1: 111,899 km (0.101 R)
• M2: 554,859 km (0.081 R)
• M3: 1,043,894 km (0.092 R)
• M4: 1,335,311 km (0.114 R)
• M5: 2,047,845 km (0.03 R)
• M6: 2,390,424 km (0.107 R)
• M7: 2,688,573 km (0.098 R)
• M8: 3,210,670 km (0.099 R)
• M9: 4,457,119 km (0.105 R)
• M10: 6,584,999 km (0.087 R)
• M11: 8,863,674 km (0.038 R)
• M12: 11,012,946 km (0.073 R)
• M13: 11,314,985 km (0.06 R)
• M14: 17,862,435 km (0.073 R)
• M15: 18,948,814 km (0.12 R)
• M16: 20,207,082 km (0.119 R)
• M17: 20,922,309 km (0.117 R)
• M18: 23,737,741 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.3

Radius: 9.9

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.85 AU - 5.89 AU

Year: 4688 Days

Day: 12.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 13,413,291 km

• M1: 125,213 km (0.099 R)
• M2: 433,983 km (0.045 R)
• M3: 801,845 km (0.104 R)
• M4: 1,165,068 km (0.059 R)
• M5: 2,002,667 km (0.044 R)
• M6: 2,395,062 km (0.093 R)
• M7: 3,214,559 km (0.095 R)
• M8: 7,030,202 km (0.111 R)
• M9: 7,777,294 km (0.114 R)
• M10: 8,546,975 km (0.072 R)
• M11: 9,460,719 km (0.096 R)
• M12: 11,196,952 km (0.087 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: 391 - 16,283 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit