🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.78 AU - 1.02 AU

Year: 315 Days

Day: 41.5 Hours

Environment

Temp: 99 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 114,324,553 km

• M1: 297,401 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.81 AU - 1.17 AU

Year: 363 Days

Day: 28.5 Hours

Environment

Temp: 16 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 114,324,553 km

• M1: 203,453 km (0.051 R)
• M2: 517,609 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.1 AU - 1.76 AU

Year: 631 Days

Day: 34.3 Hours

Environment

Temp: -43 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 114,324,553 km

• M1: 115,340 km (0.114 R)
• M2: 963,560 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.27 AU - 1.65 AU

Year: 651 Days

Day: 16.9 Hours

Environment

Temp: -31 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 114,324,553 km

• M1: 53,855 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.2 AU - 2.78 AU

Year: 1450 Days

Day: 35.6 Hours

Environment

Temp: -98 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.26 AU - 5.06 AU

Year: 3131 Days

Day: 24.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398

Radius: 11.2

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.89 AU - 7.59 AU

Year: 6456 Days

Day: 13.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 114,324,553 km

• M1: 139,276 km (0.12 R)
• M2: 505,790 km (0.11 R)
• M3: 1,059,901 km (0.091 R)
• M4: 1,469,799 km (0.115 R)
• M5: 1,999,974 km (0.047 R)
• M6: 2,996,296 km (0.117 R)
• M7: 3,387,195 km (0.108 R)
• M8: 6,001,717 km (0.084 R)
• M9: 7,056,681 km (0.05 R)
• M10: 7,789,711 km (0.118 R)
• M11: 9,614,206 km (0.069 R)
• M12: 11,660,406 km (0.072 R)
• M13: 12,092,445 km (0.105 R)
• M14: 15,081,410 km (0.044 R)
• M15: 27,280,369 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.6

Radius: 13.8

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 9.45 AU - 9.67 AU

Year: 10906 Days

Day: 5.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 91.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 114,324,553 km

• M1: 171,589 km (0.117 R)
• M2: 623,674 km (0.058 R)
• M3: 1,146,668 km (0.046 R)
• M4: 3,180,750 km (0.102 R)
• M5: 4,971,586 km (0.106 R)
• M6: 5,828,931 km (0.105 R)
• M7: 6,274,434 km (0.075 R)
• M8: 7,109,190 km (0.11 R)
• M9: 8,382,268 km (0.034 R)
• M10: 9,395,494 km (0.079 R)
• M11: 9,905,922 km (0.113 R)
• M12: 11,150,576 km (0.072 R)
• M13: 12,990,182 km (0.079 R)
• M14: 13,949,553 km (0.092 R)
• M15: 16,887,954 km (0.08 R)
• M16: 19,469,415 km (0.096 R)
• M17: 23,866,844 km (0.11 R)
• M18: 25,996,220 km (0.117 R)
• M19: 26,598,352 km (0.097 R)
• M20: 27,107,134 km (0.106 R)
• M21: 28,566,611 km (0.076 R)
• M22: 34,447,902 km (0.105 R)
• M23: 44,567,599 km (0.102 R)
• M24: 48,387,730 km (0.114 R)
• M25: 50,532,515 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.5

Radius: 3.7

Gravity: 41.45 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 11.91 AU - 19.73 AU

Year: 23216 Days

Day: 23 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 114,324,553 km

• M1: 52,808 km (0.071 R)
• M2: 196,422 km (0.028 R)
• M3: 595,699 km (0.096 R)
• M4: 1,018,313 km (0.115 R)
• M5: 1,338,751 km (0.106 R)
• M6: 1,668,764 km (0.103 R)
• M7: 2,804,362 km (0.103 R)
• M8: 3,229,369 km (0.086 R)
• M9: 3,977,359 km (0.1 R)
• M10: 4,408,948 km (0.034 R)
• M11: 5,019,308 km (0.115 R)
• M12: 10,387,627 km (0.095 R)
• M13: 17,085,274 km (0.108 R)
• M14: 22,213,638 km (0.066 R)
• M15: 22,725,263 km (0.095 R)
• M16: 25,960,616 km (0.049 R)
• M17: 30,232,084 km (0.116 R)
• M18: 30,356,998 km (0.078 R)
• M19: 34,538,259 km (0.108 R)
• M20: 35,640,496 km (0.083 R)
• M21: 42,436,428 km (0.099 R)
• M22: 43,540,909 km (0.083 R)
• M23: 45,151,629 km (0.049 R)
• M24: 47,136,494 km (0.107 R)
• M25: 59,687,905 km (0.068 R)
• M26: 60,675,400 km (0.116 R)
• M27: 63,702,962 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 960.1

Radius: 6

Gravity: 26.67 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 15.83 AU - 22.63 AU

Year: 31113 Days

Day: 18.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 114,324,553 km

• M1: 74,649 km (0.116 R)
• M2: 277,055 km (0.077 R)
• M3: 467,942 km (0.088 R)
• M4: 752,028 km (0.092 R)
• M5: 961,466 km (0.103 R)
• M6: 1,376,001 km (0.117 R)
• M7: 1,734,288 km (0.112 R)
• M8: 1,991,447 km (0.105 R)
• M9: 2,224,969 km (0.077 R)
• M10: 2,450,712 km (0.099 R)
• M11: 3,128,690 km (0.12 R)
• M12: 3,544,572 km (0.074 R)
• M13: 3,888,946 km (0.114 R)
• M14: 4,217,912 km (0.076 R)
• M15: 5,057,605 km (0.039 R)
• M16: 6,294,330 km (0.099 R)
• M17: 6,543,860 km (0.066 R)
• M18: 7,948,883 km (0.079 R)
• M19: 10,278,870 km (0.069 R)
• M20: 11,122,901 km (0.093 R)
• M21: 13,847,826 km (0.119 R)
• M22: 15,862,610 km (0.101 R)
• M23: 16,139,067 km (0.093 R)
• M24: 16,987,736 km (0.093 R)
• M25: 21,908,159 km (0.092 R)
• M26: 24,262,381 km (0.086 R)
• M27: 25,752,974 km (0.112 R)
• M28: 33,673,134 km (0.086 R)
• M29: 34,745,452 km (0.08 R)
• M30: 35,055,867 km (0.111 R)
• M31: 37,606,810 km (0.094 R)
• M32: 46,371,450 km (0.105 R)
• M33: 46,747,839 km (0.03 R)
• M34: 49,635,975 km (0.11 R)
• M35: 50,029,866 km (0.095 R)
• M36: 63,762,352 km (0.097 R)
• M37: 76,351,013 km (0.088 R)
• M38: 81,161,482 km (0.116 R)
• M39: 88,172,237 km (0.067 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 19,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit