🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.47 AU - 0.61 AU

Year: 141 Days

Day: 39.2 Hours

Environment

Temp: 251 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.52 AU - 0.74 AU

Year: 178 Days

Day: 22.8 Hours

Environment

Temp: 193 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.64 AU - 0.88 AU

Year: 236 Days

Day: 28 Hours

Environment

Temp: 170 °C

Axial Tilt: 46.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,272,775 km

• M1: 30,817 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.13 AU - 1.57 AU

Year: 559 Days

Day: 36 Hours

Environment

Temp: 5 °C

Axial Tilt: 2.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.46 AU - 2 AU

Year: 811 Days

Day: 29.7 Hours

Environment

Temp: -35 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.65 AU - 2.37 AU

Year: 1016 Days

Day: 39.9 Hours

Environment

Temp: -62 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,272,775 km

• M1: 68,516 km (0.115 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.06 AU - 3.44 AU

Year: 1626 Days

Day: 30.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.8

Radius: 14.6

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.9 AU - 7.02 AU

Year: 5853 Days

Day: 7.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,272,775 km

• M1: 181,612 km (0.071 R)
• M2: 728,990 km (0.034 R)
• M3: 1,224,159 km (0.116 R)
• M4: 1,781,112 km (0.102 R)
• M5: 2,815,432 km (0.096 R)
• M6: 4,867,466 km (0.11 R)
• M7: 5,494,431 km (0.085 R)
• M8: 8,407,251 km (0.077 R)
• M9: 11,554,042 km (0.099 R)
• M10: 12,178,613 km (0.09 R)
• M11: 13,547,882 km (0.081 R)
• M12: 14,297,218 km (0.086 R)
• M13: 15,530,503 km (0.085 R)
• M14: 16,712,326 km (0.038 R)
• M15: 19,996,747 km (0.118 R)
• M16: 21,181,114 km (0.096 R)
• M17: 21,899,483 km (0.068 R)
• M18: 22,782,709 km (0.1 R)
• M19: 23,308,994 km (0.108 R)
• M20: 26,721,172 km (0.113 R)
• M21: 27,475,444 km (0.065 R)
• M22: 27,986,171 km (0.075 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 15,002 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit