🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.52 AU - 0.6 AU

Year: 149 Days

Day: 46.3 Hours

Environment

Temp: 257 °C

Axial Tilt: 32.6 °

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: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.5 AU - 0.72 AU

Year: 169 Days

Day: 40.2 Hours

Environment

Temp: 231 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.57 AU - 0.87 AU

Year: 217 Days

Day: 27.9 Hours

Environment

Temp: 152 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,299,323 km

• M1: 246,388 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.01 AU - 3.15 AU

Year: 1470 Days

Day: 22.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,299,323 km

• M1: 1,299,407 km (0.059 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.29 AU - 4.91 AU

Year: 3500 Days

Day: 32.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,299,323 km

• M1: 252,222 km (0.058 R)

Asteroid Belt

Center: 7.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.3

Radius: 14.7

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 8.11 AU - 11.77 AU

Year: 11118 Days

Day: 7.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,299,323 km

• M1: 185,202 km (0.058 R)
• M2: 860,936 km (0.112 R)
• M3: 1,378,245 km (0.12 R)
• M4: 3,497,299 km (0.109 R)
• M5: 6,223,870 km (0.082 R)
• M6: 7,776,397 km (0.08 R)
• M7: 11,393,523 km (0.058 R)
• M8: 20,499,695 km (0.066 R)
• M9: 26,020,904 km (0.052 R)
• M10: 29,258,052 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.7

Radius: 14.5

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 9.07 AU - 12.43 AU

Year: 12504 Days

Day: 5.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,299,323 km

• M1: 180,265 km (0.098 R)
• M2: 757,564 km (0.114 R)
• M3: 1,611,618 km (0.116 R)
• M4: 2,319,365 km (0.066 R)
• M5: 2,901,600 km (0.058 R)
• M6: 4,309,466 km (0.072 R)
• M7: 5,134,947 km (0.103 R)
• M8: 5,586,134 km (0.051 R)
• M9: 6,098,956 km (0.034 R)
• M10: 6,606,092 km (0.114 R)
• M11: 8,518,552 km (0.09 R)
• M12: 13,532,025 km (0.112 R)
• M13: 16,448,735 km (0.095 R)
• M14: 19,840,418 km (0.066 R)
• M15: 21,950,944 km (0.028 R)
• M16: 25,299,244 km (0.076 R)
• M17: 29,483,197 km (0.114 R)
• M18: 30,413,995 km (0.114 R)
• M19: 32,661,853 km (0.053 R)
• M20: 33,995,069 km (0.097 R)
• M21: 35,945,376 km (0.091 R)
• M22: 39,071,074 km (0.12 R)
• M23: 45,996,259 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219

Radius: 3.3

Gravity: 20.11 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 16.07 AU - 18.01 AU

Year: 24954 Days

Day: 15.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 60,299,323 km

• M1: 41,289 km (0.066 R)
• M2: 167,400 km (0.072 R)
• M3: 607,068 km (0.113 R)
• M4: 884,572 km (0.115 R)
• M5: 1,541,307 km (0.093 R)
• M6: 1,684,322 km (0.095 R)
• M7: 1,888,823 km (0.089 R)
• M8: 2,347,340 km (0.03 R)
• M9: 2,624,545 km (0.085 R)
• M10: 3,019,633 km (0.096 R)
• M11: 3,670,833 km (0.1 R)
• M12: 3,840,028 km (0.057 R)
• M13: 4,014,459 km (0.11 R)
• M14: 5,001,057 km (0.118 R)
• M15: 6,788,751 km (0.107 R)
• M16: 7,173,816 km (0.071 R)
• M17: 7,709,676 km (0.09 R)
• M18: 7,987,479 km (0.043 R)
• M19: 8,464,996 km (0.063 R)
• M20: 10,737,088 km (0.05 R)
• M21: 11,859,072 km (0.111 R)
• M22: 12,862,575 km (0.114 R)
• M23: 13,651,404 km (0.057 R)
• M24: 14,823,204 km (0.067 R)
• M25: 15,985,879 km (0.106 R)
• M26: 18,002,757 km (0.112 R)
• M27: 19,071,933 km (0.045 R)
• M28: 19,324,455 km (0.115 R)
• M29: 20,709,581 km (0.119 R)
• M30: 20,887,304 km (0.055 R)
• M31: 24,261,633 km (0.068 R)
• M32: 27,230,702 km (0.068 R)
• M33: 27,550,991 km (0.076 R)
• M34: 38,636,642 km (0.083 R)
• M35: 40,271,148 km (0.117 R)
• M36: 42,378,234 km (0.104 R)
• M37: 43,531,484 km (0.092 R)
• M38: 46,505,939 km (0.089 R)
• M39: 51,542,002 km (0.06 R)
• M40: 59,938,481 km (0.057 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 10,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit