🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.46 AU - 0.7 AU

Year: 129 Days

Day: 38.7 Hours

Environment

Temp: 375 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 60,811,457 km

• M1: 40,541 km (0.075 R)
• M2: 308,022 km (0.036 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.59 AU - 0.65 AU

Year: 143 Days

Day: 30.4 Hours

Environment

Temp: 394 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.07 AU - 1.15 AU

Year: 342 Days

Day: 32.3 Hours

Environment

Temp: 220 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.17 AU - 1.29 AU

Year: 399 Days

Day: 18.8 Hours

Environment

Temp: 187 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.25 AU - 4.65 AU

Year: 2745 Days

Day: 30.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.92 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.18 AU - 5.6 AU

Year: 3659 Days

Day: 16 Hours

Environment

Temp: -83 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.49 AU - 11.29 AU

Year: 9095 Days

Day: 33.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.5

Radius: 9.9

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 12.16 AU - 15.22 AU

Year: 14813 Days

Day: 13.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,811,457 km

• M1: 144,811 km (0.094 R)
• M2: 851,960 km (0.099 R)
• M3: 1,513,332 km (0.076 R)
• M4: 2,931,071 km (0.064 R)
• M5: 3,453,168 km (0.069 R)
• M6: 10,001,366 km (0.093 R)
• M7: 10,723,923 km (0.042 R)
• M8: 11,244,225 km (0.032 R)
• M9: 12,025,425 km (0.065 R)
• M10: 13,966,008 km (0.099 R)
• M11: 17,255,516 km (0.073 R)
• M12: 19,037,526 km (0.095 R)
• M13: 44,070,635 km (0.091 R)
• M14: 48,780,874 km (0.057 R)
• M15: 52,981,731 km (0.114 R)
• M16: 55,855,058 km (0.106 R)
• M17: 58,830,709 km (0.067 R)

Kuiper Belt

Range: 37.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 12,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit