🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.43 AU - 0.69 AU

Year: 150 Days

Day: 28.2 Hours

Environment

Temp: 240 °C

Axial Tilt: 146 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.58 AU - 0.9 AU

Year: 228 Days

Day: 43.3 Hours

Environment

Temp: 114 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.14 AU - 1.36 AU

Year: 501 Days

Day: 20.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.06 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.86 AU - 5.88 AU

Year: 3849 Days

Day: 12.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.7

Radius: 11.3

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.96 AU - 6.68 AU

Year: 5029 Days

Day: 13.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,254,450 km

• M1: 140,622 km (0.115 R)
• M2: 1,019,360 km (0.104 R)
• M3: 1,544,149 km (0.104 R)
• M4: 1,961,378 km (0.12 R)
• M5: 2,388,330 km (0.037 R)
• M6: 2,803,464 km (0.091 R)
• M7: 4,323,678 km (0.104 R)
• M8: 5,595,409 km (0.026 R)
• M9: 6,112,270 km (0.058 R)
• M10: 7,347,649 km (0.093 R)
• M11: 9,524,148 km (0.069 R)
• M12: 11,951,374 km (0.069 R)
• M13: 13,281,449 km (0.076 R)
• M14: 15,634,922 km (0.059 R)
• M15: 17,605,575 km (0.105 R)
• M16: 18,650,516 km (0.107 R)
• M17: 21,590,264 km (0.038 R)
• M18: 24,745,133 km (0.082 R)
• M19: 27,154,108 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.6

Radius: 15

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 10.84 AU - 11.7 AU

Year: 13551 Days

Day: 12.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,254,450 km

• M1: 187,147 km (0.06 R)
• M2: 888,761 km (0.11 R)
• M3: 1,392,457 km (0.052 R)
• M4: 2,413,163 km (0.078 R)
• M5: 3,179,852 km (0.047 R)
• M6: 4,050,512 km (0.074 R)
• M7: 5,138,986 km (0.063 R)
• M8: 5,735,283 km (0.081 R)
• M9: 7,028,108 km (0.114 R)
• M10: 10,810,241 km (0.095 R)
• M11: 11,349,542 km (0.118 R)
• M12: 12,249,672 km (0.108 R)
• M13: 14,002,062 km (0.088 R)
• M14: 14,708,762 km (0.1 R)
• M15: 15,985,430 km (0.039 R)
• M16: 17,554,712 km (0.043 R)
• M17: 18,225,509 km (0.058 R)
• M18: 20,422,503 km (0.089 R)
• M19: 21,839,644 km (0.058 R)
• M20: 22,528,841 km (0.056 R)
• M21: 27,071,380 km (0.062 R)
• M22: 30,667,563 km (0.098 R)
• M23: 31,205,966 km (0.111 R)
• M24: 33,197,114 km (0.11 R)
• M25: 34,803,496 km (0.109 R)
• M26: 39,424,125 km (0.115 R)
• M27: 42,013,216 km (0.119 R)
• M28: 42,811,619 km (0.07 R)
• M29: 45,825,867 km (0.038 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.8

Radius: 3.5

Gravity: 78.02 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 14.97 AU - 16.39 AU

Year: 22238 Days

Day: 20.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 91,254,450 km

• M1: 66,272 km (0.043 R)
• M2: 189,541 km (0.072 R)
• M3: 345,272 km (0.046 R)
• M4: 575,503 km (0.064 R)
• M5: 1,721,722 km (0.106 R)
• M6: 2,177,247 km (0.103 R)
• M7: 2,408,975 km (0.037 R)
• M8: 3,692,075 km (0.052 R)
• M9: 5,750,692 km (0.102 R)
• M10: 6,468,911 km (0.118 R)
• M11: 7,655,372 km (0.117 R)
• M12: 8,190,035 km (0.112 R)
• M13: 9,695,887 km (0.049 R)
• M14: 10,774,338 km (0.089 R)
• M15: 12,429,638 km (0.106 R)
• M16: 13,469,643 km (0.102 R)
• M17: 15,552,195 km (0.115 R)
• M18: 15,720,791 km (0.073 R)
• M19: 16,935,077 km (0.117 R)
• M20: 19,451,014 km (0.078 R)
• M21: 21,467,594 km (0.092 R)
• M22: 24,747,078 km (0.096 R)
• M23: 28,470,868 km (0.05 R)
• M24: 33,946,150 km (0.038 R)
• M25: 38,831,867 km (0.108 R)
• M26: 42,009,625 km (0.084 R)
• M27: 45,700,654 km (0.078 R)
• M28: 52,954,355 km (0.114 R)
• M29: 54,685,950 km (0.115 R)
• M30: 56,058,361 km (0.035 R)
• M31: 58,058,784 km (0.067 R)
• M32: 64,996,834 km (0.116 R)
• M33: 66,536,346 km (0.114 R)
• M34: 70,375,775 km (0.112 R)
• M35: 78,245,521 km (0.099 R)

Kuiper Belt

Range: 30.6 - 47.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 19,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit