🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.75 AU - 1.13 AU

Year: 330 Days

Day: 42.3 Hours

Environment

Temp: 148 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.11 AU - 1.37 AU

Year: 499 Days

Day: 20.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 45,107,980 km

• M1: 783,594 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.16 AU - 1.34 AU

Year: 505 Days

Day: 37.3 Hours

Environment

Temp: -3 °C

Axial Tilt: 16.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 45,107,980 km

• M1: 67,768 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.62 AU - 1.9 AU

Year: 844 Days

Day: 13.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.97 AU - 2.45 AU

Year: 1188 Days

Day: 34.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,107,980 km

• M1: 97,388 km (0.041 R)
• M2: 371,751 km (0.085 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.94 AU - 3.56 AU

Year: 2119 Days

Day: 43.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.8

Radius: 8.7

Gravity: 10.87 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.8 AU - 8.42 AU

Year: 7592 Days

Day: 7.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,107,980 km

• M1: 108,309 km (0.118 R)
• M2: 398,379 km (0.071 R)
• M3: 968,796 km (0.083 R)
• M4: 2,285,556 km (0.109 R)
• M5: 2,559,769 km (0.098 R)
• M6: 4,171,686 km (0.083 R)
• M7: 4,993,427 km (0.096 R)
• M8: 7,858,975 km (0.079 R)
• M9: 9,017,760 km (0.09 R)
• M10: 9,381,881 km (0.041 R)
• M11: 12,434,874 km (0.089 R)
• M12: 12,943,657 km (0.106 R)
• M13: 15,568,650 km (0.118 R)
• M14: 16,427,342 km (0.058 R)
• M15: 18,822,254 km (0.044 R)
• M16: 19,193,108 km (0.094 R)
• M17: 20,180,005 km (0.044 R)
• M18: 24,118,318 km (0.062 R)
• M19: 27,293,533 km (0.113 R)
• M20: 27,768,806 km (0.079 R)
• M21: 28,152,973 km (0.104 R)
• M22: 30,127,366 km (0.105 R)
• M23: 31,981,482 km (0.118 R)
• M24: 32,297,731 km (0.061 R)
• M25: 32,829,552 km (0.094 R)
• M26: 33,910,546 km (0.103 R)
• M27: 39,795,427 km (0.089 R)
• M28: 42,025,034 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.5

Radius: 10.6

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.17 AU - 10.41 AU

Year: 9425 Days

Day: 10.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,107,980 km

• M1: 132,245 km (0.116 R)
• M2: 1,077,703 km (0.107 R)
• M3: 1,833,023 km (0.053 R)
• M4: 3,242,983 km (0.108 R)
• M5: 3,932,030 km (0.108 R)
• M6: 5,241,012 km (0.085 R)
• M7: 5,908,069 km (0.064 R)
• M8: 6,897,210 km (0.034 R)
• M9: 7,250,560 km (0.086 R)
• M10: 7,950,977 km (0.074 R)
• M11: 9,343,584 km (0.113 R)
• M12: 11,318,724 km (0.084 R)
• M13: 13,315,557 km (0.114 R)
• M14: 14,113,662 km (0.116 R)
• M15: 20,218,302 km (0.113 R)
• M16: 22,108,022 km (0.029 R)
• M17: 26,905,626 km (0.093 R)
• M18: 45,512,908 km (0.098 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.4

Radius: 12.9

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 8.76 AU - 12.78 AU

Year: 12782 Days

Day: 8.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,107,980 km

• M1: 160,519 km (0.098 R)
• M2: 781,798 km (0.084 R)
• M3: 1,398,441 km (0.119 R)
• M4: 2,930,473 km (0.107 R)
• M5: 3,586,609 km (0.104 R)
• M6: 4,148,050 km (0.12 R)
• M7: 4,827,074 km (0.114 R)
• M8: 6,627,335 km (0.109 R)
• M9: 8,053,901 km (0.11 R)
• M10: 9,391,754 km (0.104 R)
• M11: 10,976,744 km (0.073 R)
• M12: 11,560,774 km (0.087 R)
• M13: 12,447,291 km (0.077 R)
• M14: 13,618,493 km (0.119 R)
• M15: 15,643,599 km (0.086 R)
• M16: 18,448,260 km (0.073 R)
• M17: 20,520,938 km (0.094 R)
• M18: 24,852,545 km (0.117 R)
• M19: 27,279,621 km (0.117 R)
• M20: 30,271,728 km (0.09 R)
• M21: 30,895,401 km (0.105 R)
• M22: 31,633,966 km (0.081 R)
• M23: 32,600,667 km (0.101 R)
• M24: 34,367,717 km (0.096 R)
• M25: 35,389,321 km (0.065 R)
• M26: 37,018,591 km (0.079 R)
• M27: 39,432,204 km (0.103 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 17,172 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit