🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.48 AU - 0.76 AU

Year: 179 Days

Day: 17.7 Hours

Environment

Temp: 171 °C

Axial Tilt: 20.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.2 AU - 1.5 AU

Year: 576 Days

Day: 27.4 Hours

Environment

Temp: -3 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.56 AU - 2.26 AU

Year: 969 Days

Day: 34.3 Hours

Environment

Temp: -73 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,993,163 km

• M1: 438,771 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.06 AU - 2.82 AU

Year: 1399 Days

Day: 31.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.23 AU - 4.41 AU

Year: 2741 Days

Day: 19.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991

Radius: 14.3

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 4.77 AU - 4.91 AU

Year: 3909 Days

Day: 11.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 102,993,163 km

• M1: 179,817 km (0.084 R)
• M2: 633,248 km (0.12 R)
• M3: 1,104,032 km (0.082 R)
• M4: 2,035,129 km (0.085 R)
• M5: 2,733,153 km (0.105 R)
• M6: 3,264,824 km (0.102 R)
• M7: 3,843,468 km (0.047 R)
• M8: 4,345,818 km (0.093 R)
• M9: 5,974,041 km (0.064 R)
• M10: 6,430,614 km (0.114 R)
• M11: 7,009,408 km (0.065 R)
• M12: 9,036,310 km (0.095 R)
• M13: 12,184,148 km (0.118 R)
• M14: 13,899,288 km (0.119 R)
• M15: 14,760,074 km (0.062 R)
• M16: 16,001,287 km (0.074 R)
• M17: 17,929,454 km (0.108 R)
• M18: 20,346,956 km (0.113 R)
• M19: 21,669,551 km (0.108 R)
• M20: 23,048,694 km (0.095 R)
• M21: 25,029,669 km (0.077 R)
• M22: 25,741,306 km (0.112 R)
• M23: 26,792,829 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.4

Radius: 14.7

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 9.6 AU - 13.14 AU

Year: 14074 Days

Day: 13.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 102,993,163 km

• M1: 184,155 km (0.05 R)
• M2: 953,986 km (0.066 R)
• M3: 1,427,463 km (0.058 R)
• M4: 6,313,629 km (0.101 R)
• M5: 7,777,743 km (0.1 R)
• M6: 15,227,866 km (0.063 R)
• M7: 16,166,443 km (0.042 R)
• M8: 21,005,635 km (0.054 R)
• M9: 24,138,065 km (0.082 R)
• M10: 25,916,634 km (0.117 R)
• M11: 30,179,874 km (0.096 R)
• M12: 31,892,471 km (0.086 R)
• M13: 37,418,915 km (0.111 R)
• M14: 40,749,562 km (0.112 R)
• M15: 45,886,155 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.7

Radius: 3.9

Gravity: 48.57 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 17.22 AU - 20.72 AU

Year: 30330 Days

Day: 23.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 102,993,163 km

• M1: 48,470 km (0.093 R)
• M2: 279,898 km (0.093 R)
• M3: 417,228 km (0.08 R)
• M4: 948,451 km (0.112 R)
• M5: 1,384,528 km (0.11 R)
• M6: 1,544,000 km (0.045 R)
• M7: 2,381,748 km (0.059 R)
• M8: 2,507,560 km (0.082 R)
• M9: 2,718,343 km (0.093 R)
• M10: 3,781,685 km (0.039 R)
• M11: 5,832,073 km (0.059 R)
• M12: 6,686,426 km (0.069 R)
• M13: 7,459,548 km (0.119 R)
• M14: 8,063,176 km (0.117 R)
• M15: 9,304,838 km (0.065 R)
• M16: 9,745,553 km (0.083 R)
• M17: 10,668,423 km (0.102 R)
• M18: 11,938,808 km (0.101 R)
• M19: 12,534,357 km (0.106 R)
• M20: 12,993,921 km (0.117 R)
• M21: 16,621,520 km (0.106 R)
• M22: 18,127,223 km (0.072 R)
• M23: 18,813,727 km (0.095 R)
• M24: 23,300,317 km (0.112 R)
• M25: 23,645,589 km (0.079 R)
• M26: 25,545,183 km (0.097 R)
• M27: 25,789,476 km (0.118 R)
• M28: 27,543,960 km (0.047 R)
• M29: 27,800,969 km (0.088 R)
• M30: 31,428,269 km (0.088 R)
• M31: 32,132,875 km (0.106 R)
• M32: 34,161,721 km (0.04 R)
• M33: 34,756,672 km (0.108 R)
• M34: 36,428,428 km (0.115 R)
• M35: 40,757,641 km (0.043 R)
• M36: 46,498,908 km (0.062 R)
• M37: 49,277,838 km (0.107 R)
• M38: 55,982,366 km (0.109 R)
• M39: 59,765,995 km (0.077 R)
• M40: 84,195,477 km (0.084 R)
• M41: 86,924,441 km (0.077 R)
• M42: 91,412,228 km (0.079 R)
• M43: 93,423,421 km (0.098 R)
• M44: 96,939,121 km (0.114 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 11,066 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit