🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.74 AU - 0.78 AU

Year: 283 Days

Day: 16.1 Hours

Environment

Temp: -18 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 38,313,290 km

• M1: 164,408 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.76 AU - 2.1 AU

Year: 1146 Days

Day: 27.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.91 AU - 2.33 AU

Year: 1320 Days

Day: 32.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.5

Radius: 15

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.55 AU - 3.77 AU

Year: 2401 Days

Day: 12.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,313,290 km

• M1: 186,549 km (0.081 R)
• M2: 711,787 km (0.069 R)
• M3: 1,196,933 km (0.102 R)
• M4: 1,785,899 km (0.097 R)
• M5: 2,420,793 km (0.093 R)
• M6: 3,220,992 km (0.063 R)
• M7: 4,021,041 km (0.112 R)
• M8: 4,612,102 km (0.111 R)
• M9: 5,215,730 km (0.105 R)
• M10: 6,715,748 km (0.108 R)
• M11: 7,294,093 km (0.113 R)
• M12: 9,066,229 km (0.12 R)
• M13: 10,053,127 km (0.042 R)
• M14: 11,725,332 km (0.102 R)
• M15: 13,576,605 km (0.108 R)
• M16: 14,190,405 km (0.118 R)
• M17: 15,758,640 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.5

Radius: 11.1

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 7.29 AU - 7.63 AU

Year: 8710 Days

Day: 11.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,313,290 km

• M1: 138,976 km (0.091 R)
• M2: 581,936 km (0.078 R)
• M3: 1,107,473 km (0.117 R)
• M4: 1,997,580 km (0.039 R)
• M5: 2,905,490 km (0.079 R)
• M6: 4,770,526 km (0.12 R)
• M7: 6,051,982 km (0.048 R)
• M8: 6,790,397 km (0.079 R)
• M9: 7,254,300 km (0.072 R)
• M10: 7,854,337 km (0.116 R)
• M11: 8,691,786 km (0.087 R)
• M12: 9,412,548 km (0.094 R)
• M13: 9,944,967 km (0.104 R)
• M14: 10,685,926 km (0.07 R)
• M15: 14,425,573 km (0.111 R)
• M16: 22,826,092 km (0.069 R)
• M17: 24,860,324 km (0.113 R)
• M18: 27,547,102 km (0.059 R)
• M19: 33,901,570 km (0.118 R)
• M20: 35,577,216 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.6

Radius: 8

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 10.16 AU - 10.62 AU

Year: 14317 Days

Day: 16.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 38,313,290 km

• M1: 99,483 km (0.108 R)
• M2: 424,110 km (0.066 R)
• M3: 1,981,723 km (0.083 R)
• M4: 2,241,425 km (0.119 R)
• M5: 2,503,072 km (0.065 R)
• M6: 3,761,788 km (0.098 R)
• M7: 4,466,992 km (0.102 R)
• M8: 5,188,054 km (0.091 R)
• M9: 6,332,927 km (0.081 R)
• M10: 8,234,914 km (0.082 R)
• M11: 9,163,318 km (0.105 R)
• M12: 9,944,219 km (0.087 R)
• M13: 10,378,502 km (0.099 R)
• M14: 11,343,408 km (0.115 R)
• M15: 12,616,336 km (0.065 R)
• M16: 13,648,113 km (0.115 R)
• M17: 14,320,855 km (0.119 R)
• M18: 15,086,347 km (0.096 R)
• M19: 15,371,331 km (0.109 R)
• M20: 19,327,596 km (0.05 R)
• M21: 21,674,338 km (0.048 R)
• M22: 22,682,628 km (0.08 R)
• M23: 23,245,564 km (0.075 R)
• M24: 26,098,845 km (0.096 R)
• M25: 27,029,792 km (0.098 R)
• M26: 30,180,174 km (0.093 R)
• M27: 32,608,596 km (0.074 R)
• M28: 37,199,007 km (0.031 R)
• M29: 37,589,158 km (0.083 R)
• M30: 39,851,227 km (0.07 R)
• M31: 40,396,362 km (0.076 R)
• M32: 44,644,792 km (0.102 R)
• M33: 51,884,431 km (0.059 R)
• M34: 54,852,303 km (0.104 R)
• M35: 56,892,519 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.8

Radius: 3.4

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 12.93 AU - 14.07 AU

Year: 21205 Days

Day: 20.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,313,290 km

• M1: 43,234 km (0.087 R)
• M2: 292,613 km (0.091 R)
• M3: 1,055,114 km (0.071 R)
• M4: 1,573,171 km (0.119 R)
• M5: 1,783,655 km (0.107 R)
• M6: 1,965,118 km (0.064 R)
• M7: 2,158,847 km (0.099 R)
• M8: 4,883,772 km (0.05 R)
• M9: 6,374,964 km (0.117 R)
• M10: 11,552,845 km (0.119 R)
• M11: 14,149,116 km (0.083 R)
• M12: 20,759,996 km (0.073 R)
• M13: 23,297,475 km (0.079 R)
• M14: 25,593,054 km (0.086 R)
• M15: 29,940,667 km (0.109 R)
• M16: 31,325,046 km (0.108 R)
• M17: 35,623,442 km (0.084 R)
• M18: 37,176,567 km (0.077 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: 415 - 14,501 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit