🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.57 AU - 0.73 AU

Year: 191 Days

Day: 25.6 Hours

Environment

Temp: 130 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,477,832 km

• M1: 495,917 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.82 AU - 1.12 AU

Year: 349 Days

Day: 37.1 Hours

Environment

Temp: 20 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 69,477,832 km

• M1: 212,579 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.96 AU - 1.12 AU

Year: 387 Days

Day: 18.9 Hours

Environment

Temp: 26 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.08 AU - 3.02 AU

Year: 1487 Days

Day: 20.8 Hours

Environment

Temp: -86 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.1 AU - 4.68 AU

Year: 2802 Days

Day: 12.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,477,832 km

• M1: 41,887 km (0.107 R)

Asteroid Belt

Center: 6.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.1

Radius: 13.1

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 8.8 AU - 10.12 AU

Year: 10627 Days

Day: 5.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,477,832 km

• M1: 163,062 km (0.09 R)
• M2: 628,012 km (0.113 R)
• M3: 1,575,864 km (0.114 R)
• M4: 2,089,284 km (0.085 R)
• M5: 2,911,474 km (0.104 R)
• M6: 3,512,259 km (0.086 R)
• M7: 4,253,067 km (0.09 R)
• M8: 4,964,256 km (0.085 R)
• M9: 5,899,093 km (0.111 R)
• M10: 6,988,913 km (0.076 R)
• M11: 8,918,427 km (0.101 R)
• M12: 9,464,459 km (0.05 R)
• M13: 11,757,794 km (0.073 R)
• M14: 12,233,366 km (0.094 R)
• M15: 12,845,969 km (0.103 R)
• M16: 15,013,941 km (0.056 R)
• M17: 18,588,433 km (0.034 R)
• M18: 19,563,662 km (0.095 R)
• M19: 21,090,158 km (0.097 R)
• M20: 23,714,554 km (0.116 R)
• M21: 27,060,310 km (0.059 R)
• M22: 27,473,499 km (0.099 R)
• M23: 29,494,417 km (0.104 R)
• M24: 30,596,953 km (0.073 R)
• M25: 31,158,544 km (0.048 R)
• M26: 31,841,308 km (0.058 R)
• M27: 33,001,589 km (0.036 R)
• M28: 37,668,744 km (0.077 R)
• M29: 38,835,308 km (0.109 R)
• M30: 45,758,997 km (0.079 R)
• M31: 47,086,977 km (0.067 R)
• M32: 51,858,102 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.1

Radius: 9.2

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 9.66 AU - 12.34 AU

Year: 13325 Days

Day: 5.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,477,832 km

• M1: 114,442 km (0.115 R)
• M2: 532,120 km (0.081 R)
• M3: 1,021,753 km (0.065 R)
• M4: 1,777,821 km (0.083 R)
• M5: 2,430,965 km (0.096 R)
• M6: 2,934,811 km (0.104 R)
• M7: 6,641,846 km (0.081 R)
• M8: 8,021,587 km (0.076 R)
• M9: 10,730,506 km (0.095 R)
• M10: 13,675,639 km (0.098 R)
• M11: 14,323,248 km (0.115 R)
• M12: 15,471,262 km (0.069 R)
• M13: 16,032,105 km (0.108 R)
• M14: 16,534,005 km (0.109 R)
• M15: 16,972,477 km (0.084 R)
• M16: 18,883,590 km (0.1 R)
• M17: 23,861,758 km (0.055 R)
• M18: 27,355,467 km (0.114 R)
• M19: 27,661,095 km (0.111 R)
• M20: 33,213,420 km (0.108 R)
• M21: 49,413,972 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.9

Radius: 9.8

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 9.33 AU - 15.35 AU

Year: 15833 Days

Day: 6.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,477,832 km

• M1: 122,072 km (0.064 R)
• M2: 431,141 km (0.112 R)
• M3: 1,010,982 km (0.106 R)
• M4: 1,391,260 km (0.09 R)
• M5: 1,783,356 km (0.065 R)
• M6: 2,367,386 km (0.107 R)
• M7: 2,726,870 km (0.109 R)
• M8: 3,610,545 km (0.117 R)
• M9: 4,002,042 km (0.074 R)
• M10: 4,329,362 km (0.096 R)
• M11: 5,004,348 km (0.097 R)
• M12: 5,456,433 km (0.057 R)
• M13: 7,191,768 km (0.114 R)
• M14: 9,114,849 km (0.063 R)
• M15: 10,837,319 km (0.076 R)
• M16: 13,745,501 km (0.039 R)
• M17: 15,852,438 km (0.114 R)
• M18: 17,686,358 km (0.057 R)
• M19: 23,934,313 km (0.092 R)
• M20: 28,247,968 km (0.119 R)
• M21: 29,569,515 km (0.108 R)
• M22: 30,587,529 km (0.089 R)
• M23: 32,933,074 km (0.096 R)
• M24: 34,769,088 km (0.119 R)
• M25: 35,648,873 km (0.047 R)
• M26: 37,061,227 km (0.107 R)
• M27: 39,046,690 km (0.109 R)
• M28: 42,369,558 km (0.117 R)
• M29: 45,278,937 km (0.037 R)
• M30: 48,942,739 km (0.082 R)
• M31: 53,461,342 km (0.029 R)
• M32: 56,508,651 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 652.8

Radius: 6

Gravity: 18.13 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 10.68 AU - 16.08 AU

Year: 17876 Days

Day: 20.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,477,832 km

• M1: 82,279 km (0.106 R)
• M2: 281,842 km (0.082 R)
• M3: 514,018 km (0.08 R)
• M4: 708,196 km (0.08 R)
• M5: 1,294,470 km (0.111 R)
• M6: 2,327,593 km (0.12 R)
• M7: 2,949,472 km (0.071 R)
• M8: 3,705,390 km (0.069 R)
• M9: 4,191,583 km (0.11 R)
• M10: 5,631,313 km (0.115 R)
• M11: 6,786,059 km (0.106 R)
• M12: 7,607,052 km (0.072 R)
• M13: 9,777,118 km (0.115 R)
• M14: 13,268,882 km (0.111 R)
• M15: 15,827,754 km (0.114 R)
• M16: 16,061,426 km (0.106 R)
• M17: 21,897,239 km (0.119 R)
• M18: 26,195,634 km (0.057 R)
• M19: 27,073,624 km (0.116 R)
• M20: 36,279,578 km (0.113 R)
• M21: 48,018,822 km (0.109 R)
• M22: 53,241,733 km (0.116 R)
• M23: 53,766,372 km (0.115 R)
• M24: 56,079,903 km (0.047 R)
• M25: 63,809,625 km (0.113 R)
• M26: 68,855,113 km (0.114 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 14,772 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit