🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.84 AU - 0.98 AU

Year: 312 Days

Day: 34.7 Hours

Environment

Temp: 137 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.96 AU - 1.04 AU

Year: 360 Days

Day: 42.1 Hours

Environment

Temp: 31 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.77 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.53 AU - 2.53 AU

Year: 1448 Days

Day: 42.2 Hours

Environment

Temp: -83 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.44 AU - 3.2 AU

Year: 1704 Days

Day: 38.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.6 AU - 3.42 AU

Year: 1879 Days

Day: 36 Hours

Environment

Temp: -91 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.2

Radius: 14.1

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.33 AU - 8.37 AU

Year: 8684 Days

Day: 15 Hours

Environment

Temp: -157 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 105,230,974 km

• M1: 194,028 km (0.06 R)
• M2: 664,364 km (0.066 R)
• M3: 1,114,055 km (0.118 R)
• M4: 1,732,194 km (0.076 R)
• M5: 2,454,452 km (0.079 R)
• M6: 3,135,721 km (0.106 R)
• M7: 3,797,692 km (0.055 R)
• M8: 5,100,091 km (0.067 R)
• M9: 5,881,889 km (0.104 R)
• M10: 8,326,468 km (0.025 R)
• M11: 9,374,251 km (0.09 R)
• M12: 11,996,552 km (0.096 R)
• M13: 13,190,044 km (0.079 R)
• M14: 16,852,499 km (0.08 R)
• M15: 18,112,712 km (0.047 R)
• M16: 19,994,055 km (0.03 R)
• M17: 20,692,078 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 476.3

Radius: 5.9

Gravity: 13.68 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 10.63 AU - 16.59 AU

Year: 18070 Days

Day: 18.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 105,230,974 km

• M1: 74,201 km (0.109 R)
• M2: 350,957 km (0.102 R)
• M3: 725,250 km (0.09 R)
• M4: 954,135 km (0.083 R)
• M5: 1,484,609 km (0.12 R)
• M6: 1,823,897 km (0.064 R)
• M7: 2,058,915 km (0.045 R)
• M8: 2,355,418 km (0.03 R)
• M9: 2,702,486 km (0.043 R)
• M10: 3,692,375 km (0.066 R)
• M11: 3,980,949 km (0.061 R)
• M12: 4,284,633 km (0.07 R)
• M13: 4,768,881 km (0.034 R)
• M14: 5,041,598 km (0.085 R)
• M15: 5,288,734 km (0.029 R)
• M16: 6,238,381 km (0.117 R)
• M17: 9,023,744 km (0.049 R)
• M18: 9,283,445 km (0.116 R)
• M19: 13,062,886 km (0.115 R)
• M20: 14,356,309 km (0.101 R)
• M21: 14,639,199 km (0.111 R)
• M22: 14,853,722 km (0.086 R)
• M23: 18,746,109 km (0.103 R)
• M24: 21,289,123 km (0.09 R)
• M25: 24,754,408 km (0.072 R)
• M26: 27,696,400 km (0.045 R)
• M27: 27,914,963 km (0.115 R)
• M28: 35,407,273 km (0.118 R)
• M29: 37,905,258 km (0.102 R)
• M30: 40,518,134 km (0.07 R)
• M31: 41,940,511 km (0.1 R)
• M32: 43,101,989 km (0.102 R)
• M33: 43,395,650 km (0.073 R)
• M34: 47,180,625 km (0.112 R)
• M35: 47,963,022 km (0.092 R)
• M36: 53,684,542 km (0.106 R)
• M37: 54,195,120 km (0.069 R)
• M38: 56,620,700 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 699.5

Radius: 6.8

Gravity: 15.13 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 15.2 AU - 24.8 AU

Year: 32190 Days

Day: 22.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 105,230,974 km

• M1: 84,523 km (0.117 R)
• M2: 548,426 km (0.08 R)
• M3: 1,129,614 km (0.113 R)
• M4: 1,502,112 km (0.12 R)
• M5: 2,041,263 km (0.108 R)
• M6: 2,417,502 km (0.112 R)
• M7: 2,702,336 km (0.105 R)
• M8: 4,709,640 km (0.102 R)
• M9: 9,538,809 km (0.032 R)
• M10: 12,006,127 km (0.054 R)
• M11: 12,607,061 km (0.071 R)
• M12: 14,614,515 km (0.098 R)
• M13: 16,826,021 km (0.078 R)
• M14: 17,769,833 km (0.079 R)
• M15: 18,254,830 km (0.12 R)
• M16: 22,233,086 km (0.088 R)
• M17: 26,251,135 km (0.109 R)
• M18: 34,028,878 km (0.113 R)
• M19: 44,799,027 km (0.107 R)
• M20: 49,218,298 km (0.067 R)
• M21: 51,729,298 km (0.106 R)
• M22: 68,136,893 km (0.079 R)
• M23: 77,762,918 km (0.09 R)
• M24: 78,279,629 km (0.071 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 277 - 13,242 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit