🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.61 AU - 0.71 AU

Year: 241 Days

Day: 47.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 61,405,836 km

• M1: 89,609 km (0.083 R)
• M2: 204,650 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.53 AU - 0.79 AU

Year: 241 Days

Day: 45.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 15.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 61,405,836 km

• M1: 18,849 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.78 AU - 2.5 AU

Year: 1407 Days

Day: 34.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.75 AU - 2.79 AU

Year: 1538 Days

Day: 34.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.3

Radius: 11.8

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.14 AU - 3.4 AU

Year: 2659 Days

Day: 12.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,405,836 km

• M1: 148,251 km (0.072 R)
• M2: 2,342,254 km (0.076 R)
• M3: 3,423,846 km (0.051 R)
• M4: 4,353,597 km (0.053 R)
• M5: 5,829,380 km (0.112 R)
• M6: 7,294,841 km (0.11 R)
• M7: 9,092,559 km (0.091 R)
• M8: 10,978,240 km (0.07 R)
• M9: 11,400,255 km (0.072 R)
• M10: 13,240,608 km (0.064 R)
• M11: 14,618,554 km (0.106 R)
• M12: 16,385,904 km (0.079 R)
• M13: 16,887,056 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.8

Radius: 9.3

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.98 AU - 4.16 AU

Year: 3033 Days

Day: 13 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,405,836 km

• M1: 115,789 km (0.094 R)
• M2: 441,763 km (0.111 R)
• M3: 873,203 km (0.108 R)
• M4: 1,174,642 km (0.032 R)
• M5: 2,450,563 km (0.092 R)
• M6: 3,002,280 km (0.111 R)
• M7: 3,562,374 km (0.051 R)
• M8: 3,973,319 km (0.081 R)
• M9: 4,692,287 km (0.076 R)
• M10: 7,139,558 km (0.089 R)
• M11: 8,296,249 km (0.107 R)
• M12: 8,587,666 km (0.065 R)
• M13: 9,573,366 km (0.111 R)
• M14: 10,185,371 km (0.115 R)
• M15: 11,249,760 km (0.115 R)
• M16: 12,013,158 km (0.032 R)
• M17: 12,428,741 km (0.078 R)
• M18: 13,465,005 km (0.034 R)
• M19: 13,822,993 km (0.107 R)
• M20: 14,557,967 km (0.108 R)
• M21: 16,868,058 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.1

Radius: 11.9

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.86 AU - 5.44 AU

Year: 4508 Days

Day: 9.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,405,836 km

• M1: 147,952 km (0.038 R)
• M2: 539,300 km (0.093 R)
• M3: 1,089,671 km (0.08 R)
• M4: 2,026,004 km (0.106 R)
• M5: 2,818,274 km (0.118 R)
• M6: 4,488,235 km (0.039 R)
• M7: 5,270,632 km (0.069 R)
• M8: 5,903,581 km (0.044 R)
• M9: 6,336,966 km (0.093 R)
• M10: 7,349,295 km (0.083 R)
• M11: 8,140,368 km (0.1 R)
• M12: 8,862,776 km (0.074 R)
• M13: 10,195,544 km (0.057 R)
• M14: 11,657,713 km (0.098 R)
• M15: 12,694,127 km (0.112 R)
• M16: 14,556,621 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.6

Radius: 5.6

Gravity: 22.12 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 9.69 AU - 10.49 AU

Year: 14410 Days

Day: 21.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 61,405,836 km

• M1: 70,610 km (0.091 R)
• M2: 276,606 km (0.081 R)
• M3: 464,352 km (0.102 R)
• M4: 749,785 km (0.04 R)
• M5: 928,255 km (0.082 R)
• M6: 1,263,504 km (0.119 R)
• M7: 1,879,248 km (0.072 R)
• M8: 2,523,267 km (0.052 R)
• M9: 2,883,948 km (0.107 R)
• M10: 3,252,707 km (0.115 R)
• M11: 3,515,700 km (0.097 R)
• M12: 3,965,840 km (0.114 R)
• M13: 4,912,345 km (0.025 R)
• M14: 6,157,448 km (0.115 R)
• M15: 13,120,481 km (0.096 R)
• M16: 16,224,039 km (0.072 R)
• M17: 17,703,562 km (0.103 R)
• M18: 17,945,162 km (0.044 R)
• M19: 19,017,330 km (0.084 R)
• M20: 20,306,864 km (0.115 R)
• M21: 21,745,397 km (0.073 R)
• M22: 24,324,913 km (0.069 R)
• M23: 24,623,510 km (0.108 R)
• M24: 28,620,616 km (0.069 R)
• M25: 30,541,004 km (0.095 R)
• M26: 34,510,882 km (0.113 R)
• M27: 39,905,232 km (0.101 R)
• M28: 43,018,962 km (0.085 R)
• M29: 43,895,456 km (0.034 R)
• M30: 44,634,918 km (0.116 R)
• M31: 46,749,484 km (0.116 R)
• M32: 51,340,344 km (0.092 R)
• M33: 53,157,509 km (0.03 R)
• M34: 58,152,881 km (0.06 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 20,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit