🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.51 AU - 0.79 AU

Year: 184 Days

Day: 20.5 Hours

Environment

Temp: 221 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 40,228,964 km

• M1: 29,321 km (0.109 R)
• M2: 203,902 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.75 AU - 0.89 AU

Year: 261 Days

Day: 20.1 Hours

Environment

Temp: 120 °C

Axial Tilt: 23.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.82 AU - 1.12 AU

Year: 336 Days

Day: 40.7 Hours

Environment

Temp: 94 °C

Axial Tilt: 29.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.72 AU - 2.14 AU

Year: 942 Days

Day: 26 Hours

Environment

Temp: -54 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,228,964 km

• M1: 527,632 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.9 AU - 2.18 AU

Year: 1024 Days

Day: 18.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.95 AU - 4.27 AU

Year: 2411 Days

Day: 13.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.67 AU - 5.45 AU

Year: 4000 Days

Day: 45.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.6

Radius: 9.7

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 6.96 AU - 10.82 AU

Year: 9316 Days

Day: 9.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,228,964 km

• M1: 120,576 km (0.1 R)
• M2: 432,039 km (0.101 R)
• M3: 954,734 km (0.096 R)
• M4: 1,258,567 km (0.07 R)
• M5: 1,753,287 km (0.098 R)
• M6: 2,304,106 km (0.106 R)
• M7: 2,804,810 km (0.105 R)
• M8: 4,179,316 km (0.118 R)
• M9: 4,584,128 km (0.118 R)
• M10: 7,431,723 km (0.035 R)
• M11: 8,740,854 km (0.106 R)
• M12: 9,314,263 km (0.048 R)
• M13: 11,237,343 km (0.089 R)
• M14: 13,012,172 km (0.048 R)
• M15: 14,354,813 km (0.093 R)
• M16: 16,307,664 km (0.102 R)
• M17: 16,772,016 km (0.078 R)
• M18: 17,177,127 km (0.043 R)
• M19: 18,360,147 km (0.113 R)
• M20: 21,514,867 km (0.11 R)
• M21: 23,220,282 km (0.11 R)
• M22: 26,169,455 km (0.075 R)
• M23: 33,221,798 km (0.109 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 17,041 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit