🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.46 AU - 0.64 AU

Year: 148 Days

Day: 14.3 Hours

Environment

Temp: 200 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.85 AU - 1.27 AU

Year: 395 Days

Day: 24.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 63,337,982 km

• M1: 30,668 km (0.035 R)
• M2: 106,514 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.07 AU - 1.15 AU

Year: 423 Days

Day: 33.3 Hours

Environment

Temp: 24 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.17 AU - 1.59 AU

Year: 586 Days

Day: 27.8 Hours

Environment

Temp: 1 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.3 AU - 4.06 AU

Year: 2553 Days

Day: 12.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,337,982 km

• M1: 203,304 km (0.07 R)
• M2: 236,514 km (0.1 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.97 AU - 4.51 AU

Year: 2616 Days

Day: 22.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.2

Radius: 11

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.47 AU - 6.23 AU

Year: 4475 Days

Day: 14 Hours

Environment

Temp: -147 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,337,982 km

• M1: 136,882 km (0.078 R)
• M2: 717,471 km (0.082 R)
• M3: 2,152,414 km (0.094 R)
• M4: 2,669,275 km (0.055 R)
• M5: 3,028,908 km (0.105 R)
• M6: 3,784,228 km (0.116 R)
• M7: 4,564,979 km (0.064 R)
• M8: 7,693,220 km (0.111 R)
• M9: 8,285,029 km (0.104 R)
• M10: 9,325,632 km (0.113 R)
• M11: 11,575,434 km (0.113 R)
• M12: 12,353,044 km (0.041 R)
• M13: 19,684,686 km (0.033 R)
• M14: 24,069,849 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378

Radius: 12.5

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.68 AU - 7.74 AU

Year: 6286 Days

Day: 8.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,337,982 km

• M1: 155,582 km (0.051 R)
• M2: 567,126 km (0.113 R)
• M3: 1,460,973 km (0.098 R)
• M4: 1,950,906 km (0.077 R)
• M5: 2,616,467 km (0.074 R)
• M6: 3,490,268 km (0.099 R)
• M7: 4,403,264 km (0.043 R)
• M8: 5,553,821 km (0.066 R)
• M9: 5,989,001 km (0.049 R)
• M10: 6,765,265 km (0.084 R)
• M11: 8,442,705 km (0.095 R)
• M12: 10,512,691 km (0.086 R)
• M13: 12,652,539 km (0.061 R)
• M14: 13,103,128 km (0.079 R)
• M15: 16,861,026 km (0.099 R)
• M16: 17,345,873 km (0.049 R)
• M17: 18,727,110 km (0.1 R)
• M18: 20,727,234 km (0.087 R)
• M19: 21,143,714 km (0.062 R)
• M20: 23,535,485 km (0.101 R)
• M21: 25,463,502 km (0.12 R)
• M22: 28,082,512 km (0.082 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.7

Radius: 8.8

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.93 AU - 8.67 AU

Year: 7133 Days

Day: 10 Hours

Environment

Temp: -169 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,337,982 km

• M1: 109,506 km (0.111 R)
• M2: 512,971 km (0.116 R)
• M3: 1,588,580 km (0.087 R)
• M4: 3,380,463 km (0.1 R)
• M5: 3,853,492 km (0.115 R)
• M6: 4,143,263 km (0.091 R)
• M7: 5,245,350 km (0.099 R)
• M8: 6,667,876 km (0.094 R)
• M9: 9,848,177 km (0.095 R)
• M10: 10,346,488 km (0.119 R)
• M11: 11,491,660 km (0.108 R)
• M12: 15,373,126 km (0.045 R)
• M13: 22,748,301 km (0.094 R)
• M14: 26,106,175 km (0.107 R)
• M15: 29,780,747 km (0.119 R)
• M16: 32,777,941 km (0.089 R)
• M17: 33,078,184 km (0.03 R)
• M18: 34,092,607 km (0.068 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.9

Radius: 7.6

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 13.57 AU - 22.05 AU

Year: 27182 Days

Day: 23.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,337,982 km

• M1: 95,144 km (0.061 R)
• M2: 422,016 km (0.091 R)
• M3: 723,007 km (0.068 R)
• M4: 1,381,237 km (0.048 R)
• M5: 1,888,972 km (0.081 R)
• M6: 2,408,825 km (0.096 R)
• M7: 2,714,154 km (0.06 R)
• M8: 3,564,768 km (0.1 R)
• M9: 4,389,800 km (0.112 R)
• M10: 4,680,469 km (0.065 R)
• M11: 5,555,616 km (0.081 R)
• M12: 6,412,363 km (0.045 R)
• M13: 7,176,509 km (0.055 R)
• M14: 10,164,128 km (0.078 R)
• M15: 14,662,387 km (0.118 R)
• M16: 20,600,674 km (0.109 R)
• M17: 24,095,579 km (0.098 R)
• M18: 26,882,289 km (0.114 R)
• M19: 33,332,650 km (0.059 R)
• M20: 36,256,241 km (0.08 R)
• M21: 38,117,238 km (0.115 R)
• M22: 44,229,807 km (0.059 R)
• M23: 46,352,900 km (0.035 R)
• M24: 50,148,797 km (0.109 R)
• M25: 60,718,784 km (0.117 R)
• M26: 62,394,130 km (0.05 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 13,705 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit