🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.65 AU - 0.81 AU

Year: 220 Days

Day: 21.6 Hours

Environment

Temp: 145 °C

Axial Tilt: 18.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.67 AU - 0.89 AU

Year: 243 Days

Day: 24.6 Hours

Environment

Temp: 162 °C

Axial Tilt: 3.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.9 AU - 1.18 AU

Year: 374 Days

Day: 32.9 Hours

Environment

Temp: 136 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,397,003 km

• M1: 41,439 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.92 AU - 2.08 AU

Year: 999 Days

Day: 43.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.84 AU - 3.32 AU

Year: 1909 Days

Day: 21.2 Hours

Environment

Temp: -89 °C

Axial Tilt: 86 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.82 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877

Radius: 13.4

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 6.55 AU - 6.55 AU

Year: 5919 Days

Day: 10.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,397,003 km

• M1: 166,652 km (0.106 R)
• M2: 659,128 km (0.104 R)
• M3: 1,352,365 km (0.101 R)
• M4: 1,899,295 km (0.042 R)
• M5: 2,469,412 km (0.111 R)
• M6: 3,050,450 km (0.093 R)
• M7: 4,155,829 km (0.094 R)
• M8: 4,596,694 km (0.092 R)
• M9: 5,604,535 km (0.112 R)
• M10: 6,719,637 km (0.109 R)
• M11: 7,404,496 km (0.101 R)
• M12: 8,787,828 km (0.117 R)
• M13: 10,477,835 km (0.075 R)
• M14: 11,300,474 km (0.104 R)
• M15: 14,201,326 km (0.104 R)
• M16: 15,948,779 km (0.11 R)
• M17: 20,825,968 km (0.105 R)
• M18: 21,970,691 km (0.071 R)
• M19: 24,053,542 km (0.104 R)
• M20: 26,705,314 km (0.064 R)
• M21: 29,451,782 km (0.057 R)
• M22: 31,780,572 km (0.101 R)
• M23: 33,194,421 km (0.112 R)
• M24: 35,073,370 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.9

Radius: 14.2

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.09 AU - 8.07 AU

Year: 5960 Days

Day: 10.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,397,003 km

• M1: 176,525 km (0.09 R)
• M2: 627,713 km (0.106 R)
• M3: 1,345,334 km (0.091 R)
• M4: 2,103,196 km (0.057 R)
• M5: 2,921,946 km (0.095 R)
• M6: 4,401,768 km (0.1 R)
• M7: 5,029,331 km (0.107 R)
• M8: 5,776,123 km (0.117 R)
• M9: 8,428,793 km (0.087 R)
• M10: 9,274,769 km (0.067 R)
• M11: 10,310,435 km (0.113 R)
• M12: 12,765,785 km (0.062 R)
• M13: 13,610,713 km (0.089 R)
• M14: 14,492,593 km (0.103 R)
• M15: 16,677,769 km (0.078 R)
• M16: 18,538,168 km (0.07 R)
• M17: 22,667,967 km (0.086 R)
• M18: 23,437,349 km (0.085 R)
• M19: 23,907,236 km (0.079 R)
• M20: 24,865,859 km (0.069 R)
• M21: 25,684,309 km (0.099 R)
• M22: 27,030,989 km (0.096 R)
• M23: 27,983,778 km (0.102 R)
• M24: 29,682,162 km (0.095 R)
• M25: 31,353,619 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927

Radius: 10.2

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 9.44 AU - 12.62 AU

Year: 12935 Days

Day: 9.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 58,397,003 km

• M1: 127,607 km (0.091 R)
• M2: 481,107 km (0.111 R)
• M3: 952,490 km (0.107 R)
• M4: 1,363,285 km (0.117 R)
• M5: 2,509,654 km (0.034 R)
• M6: 2,913,419 km (0.107 R)
• M7: 3,711,523 km (0.073 R)
• M8: 5,121,034 km (0.038 R)
• M9: 5,737,078 km (0.103 R)
• M10: 6,321,108 km (0.079 R)
• M11: 8,216,663 km (0.1 R)
• M12: 10,634,763 km (0.066 R)
• M13: 11,040,323 km (0.046 R)
• M14: 11,516,493 km (0.075 R)
• M15: 12,446,244 km (0.108 R)
• M16: 14,384,583 km (0.081 R)
• M17: 18,103,886 km (0.081 R)
• M18: 18,599,354 km (0.067 R)
• M19: 19,274,040 km (0.105 R)
• M20: 20,316,737 km (0.119 R)
• M21: 22,419,485 km (0.037 R)
• M22: 23,377,510 km (0.055 R)
• M23: 25,170,291 km (0.059 R)
• M24: 26,100,341 km (0.045 R)
• M25: 26,521,010 km (0.118 R)
• M26: 28,580,972 km (0.057 R)
• M27: 30,745,504 km (0.09 R)
• M28: 37,891,794 km (0.105 R)
• M29: 41,064,167 km (0.066 R)
• M30: 41,919,867 km (0.075 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.4

Radius: 9

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 11.1 AU - 13.02 AU

Year: 14788 Days

Day: 7.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,397,003 km

• M1: 111,899 km (0.099 R)
• M2: 1,011,730 km (0.116 R)
• M3: 3,088,298 km (0.033 R)
• M4: 7,573,841 km (0.095 R)
• M5: 11,366,745 km (0.117 R)
• M6: 12,891,297 km (0.113 R)
• M7: 15,177,153 km (0.114 R)
• M8: 20,622,216 km (0.098 R)
• M9: 22,048,482 km (0.085 R)
• M10: 23,160,593 km (0.11 R)
• M11: 23,444,380 km (0.12 R)
• M12: 24,898,172 km (0.063 R)
• M13: 33,318,288 km (0.11 R)
• M14: 34,905,073 km (0.062 R)
• M15: 36,032,742 km (0.108 R)
• M16: 36,797,935 km (0.109 R)
• M17: 39,024,699 km (0.099 R)
• M18: 45,202,493 km (0.12 R)
• M19: 46,391,646 km (0.049 R)
• M20: 55,474,780 km (0.097 R)
• M21: 57,700,348 km (0.047 R)

Kuiper Belt

Range: 31.1 - 57.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 11,135 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit