🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.7 AU - 1.02 AU

Year: 297 Days

Day: 46.4 Hours

Environment

Temp: 144 °C

Axial Tilt: 19 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.17 AU - 1.51 AU

Year: 578 Days

Day: 20.5 Hours

Environment

Temp: -30 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,503,538 km

• M1: 539,151 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.56 AU - 2.54 AU

Year: 1094 Days

Day: 36.8 Hours

Environment

Temp: -70 °C

Axial Tilt: 178.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.7

Radius: 10.6

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.91 AU - 8.03 AU

Year: 6135 Days

Day: 6.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,503,538 km

• M1: 132,095 km (0.051 R)
• M2: 534,962 km (0.054 R)
• M3: 2,778,332 km (0.058 R)
• M4: 3,356,976 km (0.115 R)
• M5: 5,307,583 km (0.094 R)
• M6: 6,925,484 km (0.091 R)
• M7: 7,393,875 km (0.056 R)
• M8: 8,172,532 km (0.114 R)
• M9: 9,893,057 km (0.059 R)
• M10: 13,058,697 km (0.096 R)
• M11: 13,774,822 km (0.117 R)
• M12: 14,302,155 km (0.09 R)
• M13: 15,736,649 km (0.112 R)
• M14: 17,023,340 km (0.073 R)
• M15: 17,508,187 km (0.112 R)
• M16: 18,696,891 km (0.047 R)
• M17: 20,274,251 km (0.041 R)
• M18: 22,876,955 km (0.045 R)
• M19: 24,449,378 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.7

Radius: 14.2

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.33 AU - 8.83 AU

Year: 7780 Days

Day: 12.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,503,538 km

• M1: 183,856 km (0.112 R)
• M2: 836,551 km (0.074 R)
• M3: 1,292,226 km (0.052 R)
• M4: 2,172,909 km (0.083 R)
• M5: 3,290,854 km (0.092 R)
• M6: 5,944,122 km (0.113 R)
• M7: 6,748,659 km (0.107 R)
• M8: 12,230,374 km (0.081 R)
• M9: 12,898,777 km (0.037 R)
• M10: 15,304,760 km (0.089 R)
• M11: 16,147,445 km (0.114 R)
• M12: 21,786,985 km (0.113 R)
• M13: 22,687,265 km (0.103 R)
• M14: 26,171,549 km (0.116 R)
• M15: 28,618,821 km (0.085 R)
• M16: 29,401,666 km (0.117 R)
• M17: 33,964,701 km (0.115 R)
• M18: 37,799,044 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.8

Radius: 14.3

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.54 AU - 8.68 AU

Year: 7826 Days

Day: 6.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,503,538 km

• M1: 186,100 km (0.086 R)
• M2: 650,003 km (0.113 R)
• M3: 1,323,642 km (0.088 R)
• M4: 1,873,265 km (0.103 R)
• M5: 2,323,255 km (0.084 R)
• M6: 3,268,414 km (0.096 R)
• M7: 4,031,962 km (0.113 R)
• M8: 5,429,655 km (0.11 R)
• M9: 6,292,236 km (0.1 R)
• M10: 7,795,844 km (0.097 R)
• M11: 9,903,080 km (0.101 R)
• M12: 12,422,158 km (0.102 R)
• M13: 13,041,793 km (0.119 R)
• M14: 20,892,390 km (0.058 R)
• M15: 26,253,828 km (0.09 R)
• M16: 27,464,224 km (0.068 R)
• M17: 28,906,946 km (0.071 R)
• M18: 29,497,858 km (0.077 R)
• M19: 31,422,734 km (0.093 R)
• M20: 34,190,593 km (0.089 R)
• M21: 37,815,649 km (0.082 R)
• M22: 39,479,476 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.2

Radius: 14.2

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 9.09 AU - 14.37 AU

Year: 14976 Days

Day: 13.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,503,538 km

• M1: 176,675 km (0.118 R)
• M2: 653,443 km (0.113 R)
• M3: 1,705,117 km (0.104 R)
• M4: 2,536,133 km (0.102 R)
• M5: 3,542,926 km (0.082 R)
• M6: 4,229,581 km (0.11 R)
• M7: 4,768,582 km (0.106 R)
• M8: 7,092,884 km (0.094 R)
• M9: 8,283,982 km (0.042 R)
• M10: 10,712,554 km (0.069 R)
• M11: 11,179,150 km (0.041 R)
• M12: 12,468,683 km (0.095 R)
• M13: 13,116,592 km (0.117 R)
• M14: 13,786,940 km (0.089 R)
• M15: 16,011,311 km (0.12 R)
• M16: 20,531,111 km (0.103 R)
• M17: 21,619,585 km (0.096 R)
• M18: 24,109,941 km (0.096 R)
• M19: 26,679,434 km (0.062 R)
• M20: 30,576,608 km (0.099 R)
• M21: 33,211,774 km (0.086 R)
• M22: 45,273,103 km (0.093 R)
• M23: 49,810,855 km (0.1 R)
• M24: 51,940,082 km (0.098 R)
• M25: 58,152,283 km (0.101 R)
• M26: 60,512,189 km (0.09 R)
• M27: 63,503,548 km (0.057 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 17,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit