🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.68 AU - 1.08 AU

Year: 305 Days

Day: 16.1 Hours

Environment

Temp: 162 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.06 AU - 1.22 AU

Year: 449 Days

Day: 32 Hours

Environment

Temp: 17 °C

Axial Tilt: 15 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.6

Radius: 10.1

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.77 AU - 6.07 AU

Year: 5314 Days

Day: 10.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,862,232 km

• M1: 126,410 km (0.03 R)
• M2: 866,321 km (0.099 R)
• M3: 1,236,576 km (0.112 R)
• M4: 1,566,888 km (0.107 R)
• M5: 2,101,252 km (0.078 R)
• M6: 3,516,298 km (0.11 R)
• M7: 4,808,524 km (0.11 R)
• M8: 5,201,368 km (0.094 R)
• M9: 5,830,727 km (0.078 R)
• M10: 6,306,747 km (0.088 R)
• M11: 7,209,869 km (0.116 R)
• M12: 8,060,483 km (0.111 R)
• M13: 8,545,479 km (0.097 R)
• M14: 11,919,510 km (0.062 R)
• M15: 13,974,535 km (0.058 R)
• M16: 15,241,929 km (0.114 R)
• M17: 16,862,223 km (0.056 R)
• M18: 17,312,962 km (0.113 R)
• M19: 18,121,239 km (0.107 R)
• M20: 22,612,167 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.5

Radius: 8.5

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.46 AU - 6.48 AU

Year: 5382 Days

Day: 6.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,862,232 km

• M1: 105,766 km (0.095 R)
• M2: 375,790 km (0.12 R)
• M3: 1,102,536 km (0.093 R)
• M4: 1,422,377 km (0.049 R)
• M5: 1,793,230 km (0.069 R)
• M6: 2,067,742 km (0.08 R)
• M7: 4,196,669 km (0.098 R)
• M8: 4,664,462 km (0.04 R)
• M9: 5,009,883 km (0.065 R)
• M10: 5,974,191 km (0.117 R)
• M11: 6,836,024 km (0.056 R)
• M12: 8,968,392 km (0.095 R)
• M13: 9,401,927 km (0.078 R)
• M14: 10,347,236 km (0.06 R)
• M15: 12,548,868 km (0.061 R)
• M16: 16,434,523 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.2

Radius: 10

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 5.02 AU - 7.64 AU

Year: 5876 Days

Day: 10.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 24,862,232 km

• M1: 124,615 km (0.036 R)
• M2: 595,848 km (0.054 R)
• M3: 911,350 km (0.073 R)
• M4: 1,465,760 km (0.095 R)
• M5: 1,840,951 km (0.095 R)
• M6: 2,202,679 km (0.111 R)
• M7: 2,681,841 km (0.077 R)
• M8: 3,032,648 km (0.077 R)
• M9: 3,760,142 km (0.071 R)
• M10: 4,129,500 km (0.058 R)
• M11: 5,559,805 km (0.104 R)
• M12: 6,387,679 km (0.085 R)
• M13: 7,086,601 km (0.092 R)
• M14: 7,762,185 km (0.099 R)
• M15: 9,407,761 km (0.051 R)
• M16: 9,831,722 km (0.036 R)
• M17: 10,763,268 km (0.099 R)
• M18: 13,217,271 km (0.114 R)
• M19: 13,588,274 km (0.056 R)
• M20: 14,686,921 km (0.079 R)
• M21: 17,122,523 km (0.115 R)
• M22: 17,627,416 km (0.114 R)
• M23: 21,082,678 km (0.115 R)
• M24: 24,965,192 km (0.111 R)
• M25: 27,630,428 km (0.05 R)
• M26: 29,299,641 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.2

Radius: 10.6

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.96 AU - 7.52 AU

Year: 6456 Days

Day: 5.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,862,232 km

• M1: 132,394 km (0.081 R)
• M2: 642,224 km (0.066 R)
• M3: 1,873,713 km (0.079 R)
• M4: 2,389,078 km (0.045 R)
• M5: 3,417,713 km (0.101 R)
• M6: 4,191,433 km (0.115 R)
• M7: 4,620,031 km (0.065 R)
• M8: 5,537,814 km (0.118 R)
• M9: 6,956,151 km (0.036 R)
• M10: 12,602,424 km (0.038 R)
• M11: 13,600,990 km (0.082 R)
• M12: 14,597,611 km (0.098 R)
• M13: 15,031,594 km (0.111 R)
• M14: 16,736,112 km (0.116 R)
• M15: 17,271,673 km (0.096 R)
• M16: 21,835,604 km (0.082 R)
• M17: 23,792,195 km (0.074 R)
• M18: 26,740,021 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.7

Radius: 14.7

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.74 AU - 7.4 AU

Year: 6936 Days

Day: 6.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,862,232 km

• M1: 182,809 km (0.07 R)
• M2: 883,076 km (0.079 R)
• M3: 1,972,298 km (0.114 R)
• M4: 2,507,560 km (0.117 R)
• M5: 4,025,978 km (0.108 R)
• M6: 5,867,677 km (0.112 R)
• M7: 6,897,958 km (0.103 R)
• M8: 7,407,787 km (0.075 R)
• M9: 8,011,415 km (0.09 R)
• M10: 8,720,658 km (0.028 R)
• M11: 10,594,372 km (0.11 R)
• M12: 12,583,275 km (0.09 R)
• M13: 15,880,263 km (0.114 R)
• M14: 20,033,848 km (0.099 R)
• M15: 21,208,939 km (0.074 R)
• M16: 23,410,870 km (0.038 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: 185 - 15,613 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit