🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.97 AU - 1.29 AU

Year: 450 Days

Day: 30.4 Hours

Environment

Temp: 0 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 71,330,727 km

• M1: 147,354 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.98 AU - 1.58 AU

Year: 543 Days

Day: 44.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,330,727 km

• M1: 533,017 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.12 AU - 1.8 AU

Year: 661 Days

Day: 20.3 Hours

Environment

Temp: -51 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.12 AU - 2.56 AU

Year: 1341 Days

Day: 20.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.81 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.7

Radius: 12.1

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.45 AU - 6.09 AU

Year: 4534 Days

Day: 11.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,330,727 km

• M1: 150,495 km (0.028 R)
• M2: 538,253 km (0.056 R)
• M3: 987,346 km (0.09 R)
• M4: 1,404,425 km (0.092 R)
• M5: 2,383,094 km (0.034 R)
• M6: 3,837,784 km (0.088 R)
• M7: 4,542,091 km (0.115 R)
• M8: 4,978,318 km (0.084 R)
• M9: 5,358,596 km (0.085 R)
• M10: 5,935,744 km (0.057 R)
• M11: 7,775,050 km (0.118 R)
• M12: 8,251,370 km (0.118 R)
• M13: 11,023,568 km (0.113 R)
• M14: 12,298,740 km (0.108 R)
• M15: 14,365,285 km (0.112 R)
• M16: 15,253,448 km (0.087 R)
• M17: 16,714,121 km (0.092 R)
• M18: 17,509,533 km (0.084 R)
• M19: 22,821,903 km (0.097 R)
• M20: 24,107,846 km (0.027 R)
• M21: 24,651,036 km (0.112 R)
• M22: 25,601,432 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.7

Radius: 12.7

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 7.51 AU - 8.21 AU

Year: 8258 Days

Day: 13.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,330,727 km

• M1: 157,975 km (0.095 R)
• M2: 640,877 km (0.034 R)
• M3: 1,165,966 km (0.107 R)
• M4: 1,767,499 km (0.085 R)
• M5: 2,204,325 km (0.109 R)
• M6: 3,177,608 km (0.119 R)
• M7: 3,762,686 km (0.075 R)
• M8: 4,470,284 km (0.075 R)
• M9: 5,711,946 km (0.067 R)
• M10: 6,314,377 km (0.105 R)
• M11: 7,207,326 km (0.099 R)
• M12: 7,835,488 km (0.104 R)
• M13: 9,244,101 km (0.116 R)
• M14: 10,395,257 km (0.051 R)
• M15: 12,505,484 km (0.027 R)
• M16: 13,304,786 km (0.114 R)
• M17: 14,137,747 km (0.075 R)
• M18: 16,216,708 km (0.1 R)
• M19: 17,361,880 km (0.113 R)
• M20: 17,821,445 km (0.043 R)
• M21: 22,875,758 km (0.044 R)
• M22: 25,644,665 km (0.077 R)
• M23: 27,197,641 km (0.083 R)
• M24: 27,907,483 km (0.117 R)
• M25: 28,903,954 km (0.065 R)
• M26: 31,353,171 km (0.079 R)
• M27: 33,429,888 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.6

Radius: 14

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.74 AU - 9.66 AU

Year: 10457 Days

Day: 5.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,330,727 km

• M1: 174,132 km (0.108 R)
• M2: 649,404 km (0.059 R)
• M3: 1,241,363 km (0.076 R)
• M4: 3,083,511 km (0.115 R)
• M5: 4,670,745 km (0.106 R)
• M6: 5,114,901 km (0.079 R)
• M7: 5,998,276 km (0.116 R)
• M8: 8,907,207 km (0.081 R)
• M9: 10,057,465 km (0.082 R)
• M10: 11,397,413 km (0.114 R)
• M11: 18,931,162 km (0.068 R)
• M12: 26,860,298 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 629.3

Radius: 3.9

Gravity: 41.37 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 13.27 AU - 14.07 AU

Year: 18940 Days

Day: 24.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,330,727 km

• M1: 48,769 km (0.047 R)
• M2: 274,961 km (0.097 R)
• M3: 398,678 km (0.111 R)
• M4: 529,726 km (0.12 R)
• M5: 671,694 km (0.071 R)
• M6: 871,258 km (0.113 R)
• M7: 1,096,852 km (0.11 R)
• M8: 1,467,256 km (0.104 R)
• M9: 4,276,854 km (0.117 R)
• M10: 5,180,275 km (0.118 R)
• M11: 5,915,997 km (0.107 R)
• M12: 6,986,819 km (0.101 R)
• M13: 8,958,818 km (0.092 R)
• M14: 10,841,956 km (0.114 R)
• M15: 13,111,057 km (0.049 R)
• M16: 16,548,666 km (0.065 R)
• M17: 17,451,340 km (0.115 R)
• M18: 18,910,368 km (0.083 R)
• M19: 19,354,524 km (0.111 R)
• M20: 22,561,004 km (0.118 R)
• M21: 37,790,666 km (0.068 R)
• M22: 39,064,342 km (0.084 R)
• M23: 41,102,165 km (0.112 R)
• M24: 41,846,713 km (0.05 R)
• M25: 46,183,406 km (0.12 R)
• M26: 49,290,703 km (0.096 R)
• M27: 52,186,619 km (0.117 R)
• M28: 62,329,354 km (0.119 R)
• M29: 63,114,444 km (0.027 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 18,879 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit