🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.48 AU - 0.72 AU

Year: 171 Days

Day: 41 Hours

Environment

Temp: 195 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.5 AU - 0.72 AU

Year: 175 Days

Day: 32.3 Hours

Environment

Temp: 200 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.24 AU - 1.3 AU

Year: 525 Days

Day: 35.9 Hours

Environment

Temp: -15 °C

Axial Tilt: 16.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 50,678,903 km

• M1: 77,641 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.2 AU - 1.76 AU

Year: 661 Days

Day: 24.7 Hours

Environment

Temp: -28 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.09 AU - 4.33 AU

Year: 2623 Days

Day: 38.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.1

Radius: 14.2

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.71 AU - 7.81 AU

Year: 6452 Days

Day: 6.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,678,903 km

• M1: 177,722 km (0.086 R)
• M2: 844,031 km (0.03 R)
• M3: 1,805,347 km (0.109 R)
• M4: 5,286,490 km (0.104 R)
• M5: 6,051,832 km (0.098 R)
• M6: 7,512,057 km (0.085 R)
• M7: 8,376,882 km (0.107 R)
• M8: 10,585,695 km (0.103 R)
• M9: 16,890,048 km (0.108 R)
• M10: 21,534,913 km (0.097 R)
• M11: 22,732,294 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.7

Radius: 8.5

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 7.8 AU - 10.02 AU

Year: 9763 Days

Day: 8.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,678,903 km

• M1: 105,766 km (0.072 R)
• M2: 384,915 km (0.114 R)
• M3: 800,947 km (0.042 R)
• M4: 1,225,655 km (0.115 R)
• M5: 1,631,664 km (0.119 R)
• M6: 2,697,399 km (0.093 R)
• M7: 7,012,999 km (0.064 R)
• M8: 8,768,230 km (0.039 R)
• M9: 9,815,415 km (0.095 R)
• M10: 11,999,993 km (0.051 R)
• M11: 13,400,080 km (0.056 R)
• M12: 14,313,973 km (0.086 R)
• M13: 16,457,262 km (0.118 R)
• M14: 17,571,766 km (0.075 R)
• M15: 18,665,925 km (0.056 R)
• M16: 25,508,083 km (0.112 R)
• M17: 30,441,671 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.1

Radius: 11.3

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.9 AU - 9.92 AU

Year: 9763 Days

Day: 6.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,678,903 km

• M1: 140,622 km (0.06 R)
• M2: 632,949 km (0.086 R)
• M3: 1,307,785 km (0.08 R)
• M4: 1,854,565 km (0.107 R)
• M5: 2,280,021 km (0.066 R)
• M6: 3,472,765 km (0.068 R)
• M7: 3,989,027 km (0.114 R)
• M8: 4,433,482 km (0.073 R)
• M9: 6,490,004 km (0.116 R)
• M10: 8,051,208 km (0.116 R)
• M11: 8,572,706 km (0.093 R)
• M12: 9,116,494 km (0.111 R)
• M13: 9,683,321 km (0.095 R)
• M14: 10,187,615 km (0.101 R)
• M15: 11,853,986 km (0.067 R)
• M16: 16,713,822 km (0.066 R)
• M17: 18,633,911 km (0.099 R)
• M18: 21,605,523 km (0.116 R)
• M19: 22,033,822 km (0.117 R)
• M20: 22,981,374 km (0.066 R)
• M21: 24,646,548 km (0.103 R)
• M22: 27,709,864 km (0.028 R)
• M23: 28,385,598 km (0.109 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.6

Radius: 9.1

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 9.62 AU - 12.94 AU

Year: 13907 Days

Day: 11.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,678,903 km

• M1: 113,246 km (0.087 R)
• M2: 443,857 km (0.093 R)
• M3: 736,470 km (0.067 R)
• M4: 1,385,127 km (0.05 R)
• M5: 1,739,225 km (0.111 R)
• M6: 2,801,071 km (0.066 R)
• M7: 3,112,683 km (0.072 R)
• M8: 3,940,408 km (0.09 R)
• M9: 4,539,099 km (0.101 R)
• M10: 6,548,348 km (0.092 R)
• M11: 7,987,330 km (0.095 R)
• M12: 8,571,958 km (0.089 R)
• M13: 10,604,245 km (0.093 R)
• M14: 15,321,515 km (0.108 R)
• M15: 16,082,968 km (0.081 R)
• M16: 18,986,663 km (0.107 R)
• M17: 20,109,245 km (0.079 R)
• M18: 23,650,675 km (0.055 R)
• M19: 31,057,416 km (0.116 R)
• M20: 40,917,411 km (0.097 R)
• M21: 44,155,158 km (0.092 R)
• M22: 50,225,241 km (0.045 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 15,945 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit