🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.47 AU - 0.75 AU

Year: 173 Days

Day: 45.4 Hours

Environment

Temp: 231 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,523,667 km

• M1: 41,439 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.59 AU - 0.65 AU

Year: 177 Days

Day: 35 Hours

Environment

Temp: 164 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.98 AU - 1.14 AU

Year: 397 Days

Day: 31.3 Hours

Environment

Temp: 15 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 60,523,667 km

• M1: 91,105 km (0.062 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.05 AU - 1.39 AU

Year: 490 Days

Day: 19.8 Hours

Environment

Temp: 7 °C

Axial Tilt: 19.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 60,523,667 km

• M1: 38,596 km (0.079 R)
• M2: 683,363 km (0.053 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.19 AU - 2.39 AU

Year: 1259 Days

Day: 25.1 Hours

Environment

Temp: -76 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.92 AU - 3.56 AU

Year: 2120 Days

Day: 26 Hours

Environment

Temp: -115 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.07 AU - 4.81 AU

Year: 2842 Days

Day: 43.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.81 AU - 4.37 AU

Year: 3006 Days

Day: 24.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,523,667 km

• M1: 100,530 km (0.096 R)

Asteroid Belt

Center: 5.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.6

Radius: 10.6

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.8 AU - 8.22 AU

Year: 6745 Days

Day: 8.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,523,667 km

• M1: 131,796 km (0.119 R)
• M2: 560,693 km (0.031 R)
• M3: 1,003,951 km (0.079 R)
• M4: 1,425,518 km (0.103 R)
• M5: 1,784,553 km (0.119 R)
• M6: 3,650,637 km (0.025 R)
• M7: 4,358,833 km (0.088 R)
• M8: 5,326,731 km (0.088 R)
• M9: 5,679,483 km (0.067 R)
• M10: 6,367,035 km (0.035 R)
• M11: 16,279,689 km (0.115 R)
• M12: 17,794,517 km (0.094 R)
• M13: 20,740,249 km (0.115 R)
• M14: 21,248,882 km (0.116 R)
• M15: 21,617,192 km (0.055 R)
• M16: 22,366,527 km (0.074 R)
• M17: 23,838,122 km (0.026 R)
• M18: 25,621,478 km (0.085 R)
• M19: 29,634,740 km (0.058 R)
• M20: 30,934,745 km (0.097 R)
• M21: 32,466,627 km (0.096 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.5

Radius: 3.1

Gravity: 19.93 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 15.33 AU - 19.87 AU

Year: 26835 Days

Day: 23.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,523,667 km

• M1: 45,179 km (0.093 R)
• M2: 153,936 km (0.06 R)
• M3: 300,542 km (0.107 R)
• M4: 2,002,068 km (0.083 R)
• M5: 2,312,484 km (0.108 R)
• M6: 2,415,856 km (0.065 R)
• M7: 3,004,075 km (0.108 R)
• M8: 5,698,482 km (0.091 R)
• M9: 6,159,393 km (0.072 R)
• M10: 6,938,948 km (0.1 R)
• M11: 8,348,459 km (0.116 R)
• M12: 21,052,759 km (0.112 R)
• M13: 21,778,458 km (0.114 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 16,841 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit