🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.65 AU - 0.91 AU

Year: 249 Days

Day: 43.6 Hours

Environment

Temp: 191 °C

Axial Tilt: 6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.08 AU - 1.28 AU

Year: 464 Days

Day: 18.4 Hours

Environment

Temp: 6 °C

Axial Tilt: 26.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.05 AU - 1.65 AU

Year: 567 Days

Day: 32.7 Hours

Environment

Temp: -5 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.26 AU - 3.44 AU

Year: 1740 Days

Day: 42.8 Hours

Environment

Temp: -86 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.44 AU - 5.62 AU

Year: 3487 Days

Day: 42.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.6

Radius: 9.4

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.58 AU - 7.04 AU

Year: 5065 Days

Day: 12.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,303,340 km

• M1: 127,906 km (0.073 R)
• M2: 905,217 km (0.092 R)
• M3: 1,348,176 km (0.07 R)
• M4: 1,646,923 km (0.104 R)
• M5: 2,315,775 km (0.069 R)
• M6: 3,690,729 km (0.09 R)
• M7: 4,914,589 km (0.114 R)
• M8: 5,223,210 km (0.094 R)
• M9: 5,879,346 km (0.103 R)
• M10: 7,000,283 km (0.101 R)
• M11: 8,899,428 km (0.097 R)
• M12: 10,236,234 km (0.088 R)
• M13: 12,408,246 km (0.096 R)
• M14: 12,982,702 km (0.119 R)
• M15: 13,849,771 km (0.098 R)
• M16: 14,525,056 km (0.118 R)
• M17: 19,046,203 km (0.081 R)
• M18: 23,466,670 km (0.058 R)
• M19: 27,112,370 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.8

Radius: 10.9

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 8.87 AU - 11.43 AU

Year: 11695 Days

Day: 5.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,303,340 km

• M1: 184,903 km (0.112 R)
• M2: 847,771 km (0.029 R)
• M3: 1,228,647 km (0.116 R)
• M4: 1,593,367 km (0.068 R)
• M5: 2,082,851 km (0.094 R)
• M6: 2,733,751 km (0.108 R)
• M7: 4,381,572 km (0.033 R)
• M8: 5,384,327 km (0.114 R)
• M9: 6,343,997 km (0.096 R)
• M10: 7,085,105 km (0.094 R)
• M11: 8,462,752 km (0.094 R)
• M12: 9,410,005 km (0.092 R)
• M13: 11,627,345 km (0.112 R)
• M14: 12,557,245 km (0.1 R)
• M15: 18,968,262 km (0.055 R)
• M16: 27,174,752 km (0.108 R)
• M17: 28,188,577 km (0.103 R)
• M18: 29,122,517 km (0.038 R)
• M19: 29,863,026 km (0.106 R)
• M20: 30,942,524 km (0.11 R)
• M21: 31,824,853 km (0.1 R)
• M22: 40,403,842 km (0.104 R)
• M23: 42,936,534 km (0.028 R)
• M24: 48,759,182 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.2

Radius: 7.5

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 12.29 AU - 13.35 AU

Year: 16601 Days

Day: 15.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 61,303,340 km

• M1: 190,737 km (0.051 R)
• M2: 683,213 km (0.115 R)
• M3: 1,197,830 km (0.077 R)
• M4: 1,983,967 km (0.032 R)
• M5: 2,551,840 km (0.112 R)
• M6: 2,885,743 km (0.067 R)
• M7: 3,401,856 km (0.113 R)
• M8: 3,779,141 km (0.093 R)
• M9: 4,184,103 km (0.11 R)
• M10: 5,114,901 km (0.096 R)
• M11: 5,946,366 km (0.1 R)
• M12: 6,295,078 km (0.071 R)
• M13: 7,557,236 km (0.078 R)
• M14: 7,920,609 km (0.045 R)
• M15: 8,929,796 km (0.09 R)
• M16: 9,336,104 km (0.064 R)
• M17: 11,027,607 km (0.104 R)
• M18: 11,436,159 km (0.074 R)
• M19: 12,283,481 km (0.108 R)
• M20: 15,147,832 km (0.074 R)
• M21: 16,925,952 km (0.086 R)
• M22: 17,548,279 km (0.114 R)
• M23: 18,510,493 km (0.119 R)
• M24: 20,980,054 km (0.036 R)
• M25: 22,994,090 km (0.113 R)
• M26: 24,735,110 km (0.068 R)
• M27: 26,148,661 km (0.041 R)
• M28: 27,085,293 km (0.091 R)
• M29: 27,508,655 km (0.073 R)
• M30: 31,056,368 km (0.104 R)
• M31: 36,802,572 km (0.092 R)
• M32: 41,655,228 km (0.054 R)
• M33: 47,528,440 km (0.117 R)
• M34: 51,466,305 km (0.09 R)
• M35: 53,763,829 km (0.119 R)
• M36: 56,990,057 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.6

Radius: 7.7

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 14.19 AU - 16.19 AU

Year: 21410 Days

Day: 23.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,303,340 km

• M1: 102,923 km (0.103 R)
• M2: 941,868 km (0.065 R)
• M3: 1,573,171 km (0.104 R)
• M4: 2,927,780 km (0.06 R)
• M5: 4,470,433 km (0.105 R)
• M6: 5,525,846 km (0.108 R)
• M7: 6,092,373 km (0.114 R)
• M8: 6,780,523 km (0.06 R)
• M9: 14,612,720 km (0.084 R)
• M10: 15,327,798 km (0.05 R)
• M11: 20,466,485 km (0.096 R)
• M12: 26,647,420 km (0.111 R)
• M13: 30,388,264 km (0.075 R)
• M14: 35,729,806 km (0.051 R)
• M15: 47,602,192 km (0.076 R)
• M16: 47,912,907 km (0.093 R)
• M17: 52,905,736 km (0.078 R)
• M18: 54,248,377 km (0.092 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 559 - 12,219 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit