🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.48 AU - 0.52 AU

Year: 130 Days

Day: 35.1 Hours

Environment

Temp: 206 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.5 AU - 0.82 AU

Year: 197 Days

Day: 32.1 Hours

Environment

Temp: 200 °C

Axial Tilt: 49.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.55 AU - 0.77 AU

Year: 197 Days

Day: 38.1 Hours

Environment

Temp: 129 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.85 AU - 0.95 AU

Year: 313 Days

Day: 24.3 Hours

Environment

Temp: 120 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.1 AU - 1.12 AU

Year: 429 Days

Day: 18.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 12.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.18 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.2

Radius: 9

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 5.16 AU - 5.32 AU

Year: 4403 Days

Day: 6.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,887,026 km

• M1: 111,899 km (0.1 R)
• M2: 431,291 km (0.07 R)
• M3: 724,353 km (0.091 R)
• M4: 1,270,984 km (0.068 R)
• M5: 1,637,049 km (0.071 R)
• M6: 2,017,776 km (0.096 R)
• M7: 3,882,514 km (0.082 R)
• M8: 5,193,140 km (0.098 R)
• M9: 5,652,406 km (0.076 R)
• M10: 6,050,785 km (0.047 R)
• M11: 6,437,346 km (0.105 R)
• M12: 6,840,213 km (0.058 R)
• M13: 7,392,528 km (0.115 R)
• M14: 7,904,303 km (0.111 R)
• M15: 8,697,321 km (0.112 R)
• M16: 9,782,354 km (0.082 R)
• M17: 10,911,519 km (0.115 R)
• M18: 11,711,120 km (0.059 R)
• M19: 12,837,442 km (0.116 R)
• M20: 14,292,880 km (0.079 R)
• M21: 15,087,394 km (0.114 R)
• M22: 15,799,480 km (0.025 R)
• M23: 18,131,561 km (0.04 R)
• M24: 18,748,652 km (0.118 R)
• M25: 20,551,007 km (0.064 R)
• M26: 21,289,722 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.2

Radius: 8.9

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.28 AU - 5.56 AU

Year: 4632 Days

Day: 12.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,887,026 km

• M1: 204,500 km (0.084 R)
• M2: 506,389 km (0.05 R)
• M3: 861,684 km (0.054 R)
• M4: 1,161,777 km (0.058 R)
• M5: 1,657,844 km (0.111 R)
• M6: 1,942,678 km (0.081 R)
• M7: 2,828,297 km (0.102 R)
• M8: 3,547,564 km (0.11 R)
• M9: 4,406,704 km (0.094 R)
• M10: 5,035,764 km (0.07 R)
• M11: 5,750,841 km (0.108 R)
• M12: 6,441,984 km (0.111 R)
• M13: 6,807,750 km (0.059 R)
• M14: 7,219,593 km (0.081 R)
• M15: 7,581,022 km (0.096 R)
• M16: 8,665,008 km (0.085 R)
• M17: 9,301,547 km (0.082 R)
• M18: 9,769,489 km (0.044 R)
• M19: 10,049,686 km (0.032 R)
• M20: 11,576,182 km (0.076 R)
• M21: 13,203,059 km (0.03 R)
• M22: 14,558,117 km (0.089 R)
• M23: 14,976,841 km (0.068 R)
• M24: 15,457,499 km (0.114 R)
• M25: 15,948,330 km (0.055 R)
• M26: 16,904,111 km (0.089 R)
• M27: 19,808,104 km (0.115 R)
• M28: 23,312,285 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.4

Radius: 10.8

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 10.04 AU - 12.78 AU

Year: 14148 Days

Day: 11.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,887,026 km

• M1: 134,339 km (0.04 R)
• M2: 605,123 km (0.12 R)
• M3: 1,591,572 km (0.116 R)
• M4: 2,945,432 km (0.117 R)
• M5: 3,929,936 km (0.101 R)
• M6: 4,656,832 km (0.077 R)
• M7: 5,155,143 km (0.104 R)
• M8: 6,064,997 km (0.092 R)
• M9: 6,867,141 km (0.095 R)
• M10: 7,693,370 km (0.091 R)
• M11: 11,553,294 km (0.081 R)
• M12: 17,865,427 km (0.098 R)
• M13: 20,805,623 km (0.057 R)
• M14: 21,430,194 km (0.104 R)
• M15: 21,975,478 km (0.101 R)
• M16: 25,141,418 km (0.098 R)
• M17: 27,840,762 km (0.074 R)
• M18: 35,423,579 km (0.108 R)
• M19: 40,854,131 km (0.095 R)
• M20: 42,400,225 km (0.031 R)
• M21: 44,131,073 km (0.103 R)
• M22: 44,718,394 km (0.11 R)
• M23: 46,209,286 km (0.048 R)
• M24: 46,663,017 km (0.119 R)
• M25: 50,400,271 km (0.106 R)
• M26: 58,112,340 km (0.043 R)
• M27: 58,995,267 km (0.094 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 17,823 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit