🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.7 AU - 1.12 AU

Year: 315 Days

Day: 23.3 Hours

Environment

Temp: 76 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.73 AU - 1.09 AU

Year: 315 Days

Day: 34.2 Hours

Environment

Temp: 72 °C

Axial Tilt: 2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.76 AU - 1.22 AU

Year: 358 Days

Day: 18.1 Hours

Environment

Temp: 39 °C

Axial Tilt: 12.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.12 AU - 1.52 AU

Year: 551 Days

Day: 19.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 2.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 93,200,499 km

• M1: 990,039 km (0.106 R)

Asteroid Belt

Center: 2.14 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.43 AU - 3.49 AU

Year: 1851 Days

Day: 32.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 93,200,499 km

• M1: 41,439 km (0.109 R)
• M2: 91,853 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.8

Radius: 13.6

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.78 AU - 5.9 AU

Year: 4485 Days

Day: 8.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 93,200,499 km

• M1: 169,943 km (0.038 R)
• M2: 635,941 km (0.09 R)
• M3: 1,392,756 km (0.097 R)
• M4: 2,426,627 km (0.118 R)
• M5: 7,566,062 km (0.025 R)
• M6: 10,028,742 km (0.035 R)
• M7: 11,955,263 km (0.049 R)
• M8: 14,754,389 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.7

Radius: 14.9

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 6.95 AU - 9.43 AU

Year: 8518 Days

Day: 7.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 93,200,499 km

• M1: 185,352 km (0.098 R)
• M2: 931,696 km (0.076 R)
• M3: 1,526,347 km (0.075 R)
• M4: 2,320,861 km (0.117 R)
• M5: 3,220,244 km (0.053 R)
• M6: 3,916,323 km (0.077 R)
• M7: 4,453,828 km (0.102 R)
• M8: 5,257,767 km (0.081 R)
• M9: 5,846,285 km (0.09 R)
• M10: 6,551,639 km (0.09 R)
• M11: 7,756,949 km (0.091 R)
• M12: 8,522,142 km (0.114 R)
• M13: 9,667,912 km (0.101 R)
• M14: 11,766,321 km (0.118 R)
• M15: 13,785,444 km (0.111 R)
• M16: 14,340,153 km (0.042 R)
• M17: 17,411,397 km (0.108 R)
• M18: 18,575,568 km (0.116 R)
• M19: 19,329,242 km (0.071 R)
• M20: 19,946,632 km (0.038 R)
• M21: 20,657,072 km (0.065 R)
• M22: 23,668,926 km (0.096 R)
• M23: 25,555,056 km (0.076 R)
• M24: 26,112,009 km (0.101 R)
• M25: 30,654,399 km (0.094 R)
• M26: 38,659,979 km (0.048 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.8

Radius: 4.9

Gravity: 23.15 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 12.92 AU - 15.8 AU

Year: 19777 Days

Day: 16.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 172.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,200,499 km

• M1: 61,036 km (0.104 R)
• M2: 275,559 km (0.103 R)
• M3: 464,651 km (0.106 R)
• M4: 917,185 km (0.053 R)
• M5: 1,622,539 km (0.118 R)
• M6: 2,544,361 km (0.057 R)
• M7: 3,539,785 km (0.082 R)
• M8: 6,822,411 km (0.107 R)
• M9: 7,228,868 km (0.065 R)
• M10: 8,139,770 km (0.119 R)
• M11: 10,128,973 km (0.065 R)
• M12: 12,288,567 km (0.108 R)
• M13: 21,418,376 km (0.087 R)
• M14: 22,880,695 km (0.11 R)
• M15: 25,143,961 km (0.058 R)
• M16: 36,094,825 km (0.085 R)
• M17: 43,129,814 km (0.092 R)
• M18: 45,295,842 km (0.096 R)
• M19: 45,611,044 km (0.095 R)
• M20: 56,124,484 km (0.054 R)
• M21: 60,211,497 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542

Radius: 4.5

Gravity: 26.77 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 16.15 AU - 22.17 AU

Year: 30481 Days

Day: 22.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 93,200,499 km

• M1: 56,847 km (0.112 R)
• M2: 357,988 km (0.12 R)
• M3: 725,550 km (0.086 R)
• M4: 1,007,691 km (0.118 R)
• M5: 1,159,982 km (0.072 R)
• M6: 2,672,865 km (0.103 R)
• M7: 2,830,841 km (0.037 R)
• M8: 9,542,549 km (0.034 R)
• M9: 9,726,554 km (0.071 R)
• M10: 10,356,960 km (0.095 R)
• M11: 10,748,158 km (0.038 R)
• M12: 12,557,544 km (0.095 R)
• M13: 13,077,397 km (0.09 R)
• M14: 19,874,975 km (0.065 R)
• M15: 20,275,897 km (0.089 R)
• M16: 20,580,329 km (0.09 R)
• M17: 22,362,488 km (0.057 R)
• M18: 23,125,437 km (0.111 R)
• M19: 27,201,530 km (0.085 R)
• M20: 29,343,622 km (0.079 R)
• M21: 31,731,504 km (0.099 R)
• M22: 32,694,016 km (0.116 R)
• M23: 36,889,638 km (0.072 R)
• M24: 39,983,472 km (0.102 R)
• M25: 40,622,255 km (0.117 R)
• M26: 40,782,923 km (0.079 R)
• M27: 41,593,145 km (0.119 R)
• M28: 44,088,138 km (0.104 R)
• M29: 44,941,444 km (0.101 R)
• M30: 47,745,956 km (0.087 R)
• M31: 52,739,383 km (0.088 R)
• M32: 64,182,722 km (0.062 R)
• M33: 64,838,560 km (0.065 R)
• M34: 67,506,638 km (0.108 R)
• M35: 69,785,163 km (0.117 R)
• M36: 80,674,691 km (0.049 R)
• M37: 84,280,149 km (0.094 R)
• M38: 86,122,447 km (0.109 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 19,553 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit