🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.52 AU - 0.58 AU

Year: 148 Days

Day: 17.6 Hours

Environment

Temp: 226 °C

Axial Tilt: 26.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.94 AU - 1.04 AU

Year: 356 Days

Day: 26.5 Hours

Environment

Temp: 42 °C

Axial Tilt: 24.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.85 AU - 1.25 AU

Year: 389 Days

Day: 32.6 Hours

Environment

Temp: 37 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.2 AU - 1.76 AU

Year: 651 Days

Day: 35.6 Hours

Environment

Temp: -22 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.9 AU - 1.94 AU

Year: 962 Days

Day: 41.4 Hours

Environment

Temp: -63 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 22,394,913 km

• M1: 131,497 km (0.087 R)
• M2: 192,682 km (0.096 R)

Asteroid Belt

Center: 3.94 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.5

Radius: 10.4

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.83 AU - 7.09 AU

Year: 5262 Days

Day: 12.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,394,913 km

• M1: 129,402 km (0.045 R)
• M2: 468,092 km (0.109 R)
• M3: 1,051,823 km (0.063 R)
• M4: 2,506,512 km (0.102 R)
• M5: 3,065,709 km (0.097 R)
• M6: 4,408,649 km (0.066 R)
• M7: 5,337,951 km (0.094 R)
• M8: 6,016,527 km (0.103 R)
• M9: 7,799,135 km (0.096 R)
• M10: 8,133,636 km (0.044 R)
• M11: 11,979,349 km (0.092 R)
• M12: 12,475,714 km (0.069 R)
• M13: 13,403,969 km (0.095 R)
• M14: 14,825,149 km (0.075 R)
• M15: 15,224,276 km (0.078 R)
• M16: 16,344,166 km (0.076 R)
• M17: 17,836,255 km (0.081 R)
• M18: 19,281,969 km (0.093 R)
• M19: 23,542,666 km (0.066 R)
• M20: 25,038,345 km (0.103 R)
• M21: 26,180,375 km (0.091 R)
• M22: 27,871,430 km (0.114 R)

Asteroid Belt

Center: 6.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.3

Radius: 11.7

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.79 AU - 6.87 AU

Year: 6455 Days

Day: 8.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 22,394,913 km

• M1: 145,559 km (0.069 R)
• M2: 592,557 km (0.085 R)
• M3: 1,284,747 km (0.076 R)
• M4: 1,872,816 km (0.079 R)
• M5: 2,738,987 km (0.092 R)
• M6: 3,107,297 km (0.116 R)
• M7: 3,614,584 km (0.1 R)
• M8: 6,158,496 km (0.05 R)
• M9: 8,204,845 km (0.037 R)
• M10: 9,547,635 km (0.063 R)
• M11: 9,969,202 km (0.038 R)
• M12: 10,359,204 km (0.082 R)
• M13: 11,123,798 km (0.087 R)
• M14: 12,917,926 km (0.106 R)
• M15: 13,964,363 km (0.049 R)
• M16: 14,343,593 km (0.075 R)
• M17: 17,505,644 km (0.075 R)
• M18: 21,247,535 km (0.078 R)
• M19: 22,040,553 km (0.079 R)
• M20: 22,928,118 km (0.1 R)
• M21: 24,148,387 km (0.105 R)
• M22: 24,853,442 km (0.078 R)
• M23: 25,331,258 km (0.113 R)
• M24: 27,472,452 km (0.082 R)
• M25: 29,376,235 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.4

Radius: 12.4

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.76 AU - 8.5 AU

Year: 8384 Days

Day: 11.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,394,913 km

• M1: 154,235 km (0.095 R)
• M2: 658,231 km (0.042 R)
• M3: 1,885,681 km (0.105 R)
• M4: 2,390,424 km (0.09 R)
• M5: 2,868,090 km (0.069 R)
• M6: 3,428,035 km (0.115 R)
• M7: 4,448,891 km (0.082 R)
• M8: 6,753,895 km (0.05 R)
• M9: 8,148,147 km (0.077 R)
• M10: 8,559,691 km (0.074 R)
• M11: 9,057,553 km (0.106 R)
• M12: 10,347,386 km (0.083 R)
• M13: 12,461,951 km (0.062 R)
• M14: 13,102,380 km (0.091 R)
• M15: 18,509,296 km (0.082 R)
• M16: 19,708,622 km (0.068 R)
• M17: 21,473,877 km (0.101 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 18,468 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit