🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.55 AU - 0.83 AU

Year: 200 Days

Day: 22.1 Hours

Environment

Temp: 231 °C

Axial Tilt: 25.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.07 AU - 1.25 AU

Year: 435 Days

Day: 20.1 Hours

Environment

Temp: 44 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.48 AU - 2.2 AU

Year: 869 Days

Day: 25.8 Hours

Environment

Temp: -30 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,743,978 km

• M1: 267,182 km (0.116 R)

Asteroid Belt

Center: 3.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.1

Radius: 10.5

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.4 AU - 6.84 AU

Year: 5273 Days

Day: 5.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,743,978 km

• M1: 131,048 km (0.085 R)
• M2: 1,827,787 km (0.097 R)
• M3: 2,647,882 km (0.099 R)
• M4: 5,642,084 km (0.109 R)
• M5: 8,159,816 km (0.046 R)
• M6: 9,681,825 km (0.102 R)
• M7: 12,087,358 km (0.12 R)
• M8: 12,530,617 km (0.049 R)
• M9: 14,638,600 km (0.034 R)
• M10: 15,516,291 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.4

Radius: 8.4

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.97 AU - 8.07 AU

Year: 5798 Days

Day: 5.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 74.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,743,978 km

• M1: 105,018 km (0.088 R)
• M2: 395,986 km (0.108 R)
• M3: 2,044,704 km (0.072 R)
• M4: 2,705,627 km (0.079 R)
• M5: 3,479,497 km (0.111 R)
• M6: 5,076,454 km (0.055 R)
• M7: 5,765,801 km (0.08 R)
• M8: 6,826,899 km (0.108 R)
• M9: 7,590,596 km (0.098 R)
• M10: 12,600,629 km (0.082 R)
• M11: 14,433,502 km (0.12 R)
• M12: 21,973,982 km (0.094 R)
• M13: 23,229,408 km (0.118 R)
• M14: 25,116,735 km (0.065 R)
• M15: 30,230,738 km (0.096 R)
• M16: 32,277,536 km (0.116 R)
• M17: 34,207,348 km (0.099 R)
• M18: 34,623,230 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.8

Radius: 14.3

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 11.56 AU - 12.42 AU

Year: 14458 Days

Day: 9.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,743,978 km

• M1: 180,415 km (0.055 R)
• M2: 736,919 km (0.03 R)
• M3: 1,996,234 km (0.081 R)
• M4: 3,116,872 km (0.081 R)
• M5: 3,688,635 km (0.058 R)
• M6: 5,250,586 km (0.046 R)
• M7: 6,264,560 km (0.114 R)
• M8: 6,712,307 km (0.069 R)
• M9: 8,267,078 km (0.057 R)
• M10: 9,282,398 km (0.074 R)
• M11: 10,004,507 km (0.11 R)
• M12: 12,079,130 km (0.097 R)
• M13: 12,721,354 km (0.086 R)
• M14: 15,273,344 km (0.081 R)
• M15: 21,837,400 km (0.101 R)
• M16: 28,357,324 km (0.106 R)
• M17: 29,878,435 km (0.081 R)
• M18: 31,855,670 km (0.036 R)
• M19: 36,399,855 km (0.06 R)
• M20: 37,628,203 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 369.3

Radius: 7.3

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 16.65 AU - 24.57 AU

Year: 32584 Days

Day: 24.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 85,743,978 km

• M1: 90,956 km (0.118 R)
• M2: 320,887 km (0.049 R)
• M3: 607,218 km (0.097 R)
• M4: 1,950,906 km (0.118 R)
• M5: 2,426,627 km (0.114 R)
• M6: 3,004,075 km (0.091 R)
• M7: 4,020,742 km (0.079 R)
• M8: 5,055,361 km (0.098 R)
• M9: 5,780,761 km (0.113 R)
• M10: 6,900,800 km (0.119 R)
• M11: 8,053,003 km (0.062 R)
• M12: 8,319,586 km (0.109 R)
• M13: 8,926,954 km (0.119 R)
• M14: 9,742,113 km (0.092 R)
• M15: 10,106,234 km (0.055 R)
• M16: 10,605,891 km (0.036 R)
• M17: 11,253,500 km (0.119 R)
• M18: 12,134,332 km (0.107 R)
• M19: 12,987,489 km (0.085 R)
• M20: 15,132,872 km (0.042 R)
• M21: 16,204,890 km (0.07 R)
• M22: 20,702,550 km (0.116 R)
• M23: 29,344,071 km (0.111 R)
• M24: 30,488,644 km (0.064 R)
• M25: 34,940,378 km (0.116 R)
• M26: 36,661,053 km (0.115 R)
• M27: 38,437,527 km (0.1 R)
• M28: 40,270,550 km (0.097 R)
• M29: 40,737,744 km (0.093 R)
• M30: 42,481,756 km (0.105 R)
• M31: 43,128,019 km (0.094 R)
• M32: 49,599,174 km (0.06 R)
• M33: 52,137,551 km (0.118 R)
• M34: 54,951,935 km (0.08 R)
• M35: 59,260,653 km (0.113 R)
• M36: 60,881,696 km (0.117 R)
• M37: 62,740,300 km (0.069 R)
• M38: 65,063,106 km (0.115 R)
• M39: 65,706,377 km (0.098 R)
• M40: 67,881,231 km (0.1 R)

Kuiper Belt

Range: 31.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 189 - 15,670 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit