🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.44 AU - 0.73 AU

Year: 167 Days

Day: 27.2 Hours

Environment

Temp: 217 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.79 AU - 0.97 AU

Year: 313 Days

Day: 45.3 Hours

Environment

Temp: 38 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.89 AU - 0.95 AU

Year: 334 Days

Day: 20.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 11.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.71 AU - 1.17 AU

Year: 345 Days

Day: 13.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 72,509,463 km

• M1: 486,642 km (0.065 R)
• M2: 565,929 km (0.049 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.84 AU - 1.94 AU

Year: 984 Days

Day: 32 Hours

Environment

Temp: -63 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.93 AU - 2.13 AU

Year: 1095 Days

Day: 21.2 Hours

Environment

Temp: -72 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.9

Radius: 14.3

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.8 AU - 6.34 AU

Year: 4979 Days

Day: 5.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,509,463 km

• M1: 177,872 km (0.101 R)
• M2: 638,185 km (0.117 R)
• M3: 1,430,604 km (0.077 R)
• M4: 2,089,882 km (0.079 R)
• M5: 2,632,773 km (0.108 R)
• M6: 3,159,507 km (0.12 R)
• M7: 3,777,346 km (0.1 R)
• M8: 4,710,239 km (0.069 R)
• M9: 6,601,006 km (0.113 R)
• M10: 7,192,067 km (0.065 R)
• M11: 7,852,392 km (0.066 R)
• M12: 8,409,495 km (0.086 R)
• M13: 9,180,672 km (0.105 R)
• M14: 10,949,816 km (0.046 R)
• M15: 11,915,171 km (0.097 R)
• M16: 13,965,410 km (0.039 R)
• M17: 15,260,329 km (0.094 R)
• M18: 17,033,064 km (0.071 R)
• M19: 17,496,967 km (0.044 R)
• M20: 18,028,937 km (0.086 R)
• M21: 19,500,382 km (0.058 R)
• M22: 22,060,450 km (0.058 R)
• M23: 24,104,107 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.5

Radius: 12.4

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 5.37 AU - 8.01 AU

Year: 6554 Days

Day: 9.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,509,463 km

• M1: 187,895 km (0.095 R)
• M2: 797,357 km (0.073 R)
• M3: 1,433,148 km (0.067 R)
• M4: 5,207,651 km (0.025 R)
• M5: 6,177,046 km (0.105 R)
• M6: 6,814,333 km (0.096 R)
• M7: 9,637,095 km (0.119 R)
• M8: 14,954,102 km (0.115 R)
• M9: 16,650,841 km (0.057 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473.5

Radius: 5

Gravity: 18.94 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 11.67 AU - 18.67 AU

Year: 22378 Days

Day: 21.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 72,509,463 km

• M1: 63,878 km (0.12 R)
• M2: 265,237 km (0.114 R)
• M3: 450,439 km (0.046 R)
• M4: 782,247 km (0.108 R)
• M5: 1,207,853 km (0.115 R)
• M6: 1,441,226 km (0.099 R)
• M7: 2,283,761 km (0.051 R)
• M8: 3,221,889 km (0.099 R)
• M9: 4,946,454 km (0.118 R)
• M10: 5,240,264 km (0.036 R)
• M11: 5,663,027 km (0.094 R)
• M12: 6,025,503 km (0.084 R)
• M13: 6,931,617 km (0.11 R)
• M14: 7,299,479 km (0.068 R)
• M15: 8,690,290 km (0.115 R)
• M16: 9,672,400 km (0.099 R)
• M17: 10,665,730 km (0.099 R)
• M18: 11,156,112 km (0.049 R)
• M19: 11,597,276 km (0.118 R)
• M20: 14,566,195 km (0.066 R)
• M21: 16,025,821 km (0.085 R)
• M22: 21,175,728 km (0.102 R)
• M23: 21,560,195 km (0.103 R)
• M24: 28,014,445 km (0.06 R)
• M25: 33,654,883 km (0.107 R)
• M26: 33,915,932 km (0.096 R)
• M27: 34,178,326 km (0.115 R)
• M28: 37,996,064 km (0.056 R)
• M29: 40,594,729 km (0.116 R)
• M30: 40,890,633 km (0.089 R)
• M31: 43,618,401 km (0.038 R)
• M32: 46,626,664 km (0.085 R)
• M33: 47,277,116 km (0.115 R)
• M34: 51,135,245 km (0.096 R)
• M35: 54,118,227 km (0.052 R)
• M36: 60,813,778 km (0.104 R)
• M37: 67,210,583 km (0.092 R)
• M38: 67,832,312 km (0.092 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 16,160 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit