🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.59 AU - 0.63 AU

Year: 179 Days

Day: 37.4 Hours

Environment

Temp: 167 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.65 AU - 0.87 AU

Year: 250 Days

Day: 19.5 Hours

Environment

Temp: 106 °C

Axial Tilt: 24.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.6 AU - 1.76 AU

Year: 820 Days

Day: 37.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.57 AU - 4.15 AU

Year: 2857 Days

Day: 16 Hours

Environment

Temp: -136 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.97 AU - 4.93 AU

Year: 2957 Days

Day: 33.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.5

Radius: 13

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.47 AU - 5.61 AU

Year: 3644 Days

Day: 10.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,575,330 km

• M1: 162,014 km (0.061 R)
• M2: 943,215 km (0.09 R)
• M3: 1,380,340 km (0.114 R)
• M4: 2,235,142 km (0.097 R)
• M5: 3,056,284 km (0.103 R)
• M6: 5,377,295 km (0.053 R)
• M7: 6,262,167 km (0.103 R)
• M8: 7,110,088 km (0.088 R)
• M9: 9,034,515 km (0.115 R)
• M10: 12,685,600 km (0.074 R)
• M11: 16,925,204 km (0.039 R)
• M12: 18,820,011 km (0.067 R)
• M13: 23,173,009 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.7

Radius: 8

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 11.31 AU - 15.61 AU

Year: 18603 Days

Day: 23.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,575,330 km

• M1: 105,466 km (0.113 R)
• M2: 390,899 km (0.105 R)
• M3: 672,143 km (0.118 R)
• M4: 944,860 km (0.106 R)
• M5: 1,639,892 km (0.111 R)
• M6: 2,148,076 km (0.102 R)
• M7: 3,291,602 km (0.118 R)
• M8: 6,423,134 km (0.089 R)
• M9: 7,360,963 km (0.112 R)
• M10: 7,719,849 km (0.078 R)
• M11: 8,259,149 km (0.113 R)
• M12: 10,619,654 km (0.077 R)
• M13: 13,514,223 km (0.103 R)
• M14: 15,366,394 km (0.036 R)
• M15: 16,965,147 km (0.053 R)
• M16: 22,840,453 km (0.045 R)
• M17: 23,433,758 km (0.116 R)
• M18: 28,848,603 km (0.116 R)
• M19: 37,328,109 km (0.053 R)
• M20: 40,445,729 km (0.107 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 11,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit