🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.68 AU - 0.84 AU

Year: 234 Days

Day: 36.4 Hours

Environment

Temp: 147 °C

Axial Tilt: 131.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.71 AU - 1.15 AU

Year: 317 Days

Day: 25.6 Hours

Environment

Temp: 175 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.94 AU - 0.94 AU

Year: 322 Days

Day: 20.4 Hours

Environment

Temp: 142 °C

Axial Tilt: 9.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,301,523 km

• M1: 788,231 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.9 AU - 1.28 AU

Year: 402 Days

Day: 30.5 Hours

Environment

Temp: 46 °C

Axial Tilt: 5.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.01 AU - 3.33 AU

Year: 1993 Days

Day: 44.3 Hours

Environment

Temp: -98 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.15 AU - 4.81 AU

Year: 3348 Days

Day: 14 Hours

Environment

Temp: -133 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,301,523 km

• M1: 112,797 km (0.068 R)
• M2: 2,712,509 km (0.07 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4.59 AU - 4.75 AU

Year: 3563 Days

Day: 30.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.1

Radius: 13.2

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.4 AU - 6.14 AU

Year: 4894 Days

Day: 6 Hours

Environment

Temp: -144 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,301,523 km

• M1: 164,408 km (0.103 R)
• M2: 784,641 km (0.091 R)
• M3: 1,771,538 km (0.055 R)
• M4: 2,300,666 km (0.059 R)
• M5: 3,340,221 km (0.112 R)
• M6: 4,443,057 km (0.073 R)
• M7: 6,953,758 km (0.108 R)
• M8: 7,454,911 km (0.105 R)
• M9: 12,333,447 km (0.029 R)
• M10: 13,401,127 km (0.107 R)
• M11: 14,080,600 km (0.12 R)
• M12: 21,205,648 km (0.1 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.2

Radius: 8.3

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.17 AU - 9.57 AU

Year: 10128 Days

Day: 9.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,301,523 km

• M1: 103,223 km (0.111 R)
• M2: 475,721 km (0.112 R)
• M3: 750,682 km (0.114 R)
• M4: 1,996,084 km (0.094 R)
• M5: 2,549,896 km (0.063 R)
• M6: 3,236,999 km (0.098 R)
• M7: 4,102,871 km (0.111 R)
• M8: 4,700,814 km (0.1 R)
• M9: 5,628,919 km (0.101 R)
• M10: 6,257,829 km (0.119 R)
• M11: 10,352,173 km (0.094 R)
• M12: 11,746,126 km (0.062 R)
• M13: 14,708,014 km (0.047 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207

Radius: 14.8

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 10.1 AU - 13.76 AU

Year: 14550 Days

Day: 12.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 41,301,523 km

• M1: 193,430 km (0.096 R)
• M2: 1,362,238 km (0.115 R)
• M3: 1,843,345 km (0.071 R)
• M4: 3,758,796 km (0.039 R)
• M5: 4,933,139 km (0.063 R)
• M6: 5,574,465 km (0.111 R)
• M7: 7,251,308 km (0.072 R)
• M8: 8,000,943 km (0.091 R)
• M9: 8,801,591 km (0.11 R)
• M10: 9,748,396 km (0.048 R)
• M11: 11,320,370 km (0.087 R)
• M12: 12,275,852 km (0.086 R)
• M13: 13,342,185 km (0.111 R)
• M14: 14,469,405 km (0.119 R)
• M15: 15,087,843 km (0.061 R)
• M16: 15,788,260 km (0.109 R)
• M17: 16,377,526 km (0.075 R)
• M18: 17,049,370 km (0.112 R)
• M19: 18,448,260 km (0.111 R)
• M20: 21,000,250 km (0.089 R)
• M21: 22,035,617 km (0.057 R)
• M22: 27,260,023 km (0.111 R)
• M23: 31,889,479 km (0.103 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 18,463 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit