🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.9 AU - 1.2 AU

Year: 401 Days

Day: 23.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.13 AU - 3.09 AU

Year: 1572 Days

Day: 27 Hours

Environment

Temp: -103 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.04 AU - 4.76 AU

Year: 2871 Days

Day: 31.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.8

Radius: 10.2

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.68 AU - 7.52 AU

Year: 5616 Days

Day: 6.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,201,982 km

• M1: 128,056 km (0.106 R)
• M2: 543,639 km (0.109 R)
• M3: 965,804 km (0.057 R)
• M4: 1,882,839 km (0.094 R)
• M5: 2,381,299 km (0.095 R)
• M6: 2,854,477 km (0.05 R)
• M7: 3,389,738 km (0.08 R)
• M8: 3,719,452 km (0.109 R)
• M9: 4,422,711 km (0.086 R)
• M10: 5,503,706 km (0.099 R)
• M11: 7,069,995 km (0.06 R)
• M12: 7,956,064 km (0.112 R)
• M13: 9,297,358 km (0.094 R)
• M14: 9,800,755 km (0.109 R)
• M15: 10,822,808 km (0.116 R)
• M16: 11,339,668 km (0.09 R)
• M17: 12,379,822 km (0.078 R)
• M18: 12,945,302 km (0.069 R)
• M19: 18,665,925 km (0.089 R)
• M20: 19,178,896 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.4

Radius: 12.4

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.29 AU - 8.71 AU

Year: 7657 Days

Day: 15 Hours

Environment

Temp: -155 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,201,982 km

• M1: 158,873 km (0.105 R)
• M2: 889,808 km (0.104 R)
• M3: 2,103,346 km (0.107 R)
• M4: 3,072,291 km (0.073 R)
• M5: 3,728,278 km (0.12 R)
• M6: 5,085,879 km (0.067 R)
• M7: 5,656,744 km (0.108 R)
• M8: 7,254,300 km (0.118 R)
• M9: 8,057,940 km (0.109 R)
• M10: 8,920,222 km (0.052 R)
• M11: 9,573,067 km (0.079 R)
• M12: 13,720,818 km (0.063 R)
• M13: 15,314,184 km (0.065 R)
• M14: 16,250,966 km (0.032 R)
• M15: 17,425,160 km (0.115 R)
• M16: 22,852,272 km (0.065 R)
• M17: 24,492,463 km (0.053 R)
• M18: 33,367,655 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.5

Radius: 9.2

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.34 AU - 8.04 AU

Year: 7950 Days

Day: 9.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 34,201,982 km

• M1: 114,592 km (0.048 R)
• M2: 466,147 km (0.084 R)
• M3: 914,342 km (0.092 R)
• M4: 1,680,433 km (0.089 R)
• M5: 2,081,804 km (0.09 R)
• M6: 2,971,163 km (0.091 R)
• M7: 4,202,204 km (0.068 R)
• M8: 4,977,570 km (0.03 R)
• M9: 6,810,593 km (0.112 R)
• M10: 7,591,494 km (0.092 R)
• M11: 9,237,968 km (0.113 R)
• M12: 10,144,980 km (0.119 R)
• M13: 11,750,464 km (0.078 R)
• M14: 12,079,729 km (0.087 R)
• M15: 12,528,373 km (0.094 R)
• M16: 13,104,773 km (0.058 R)
• M17: 17,789,730 km (0.069 R)
• M18: 20,504,632 km (0.065 R)
• M19: 21,143,415 km (0.089 R)
• M20: 25,167,598 km (0.119 R)
• M21: 28,773,056 km (0.101 R)
• M22: 30,081,738 km (0.059 R)
• M23: 35,485,513 km (0.086 R)
• M24: 38,898,588 km (0.095 R)
• M25: 41,123,707 km (0.08 R)
• M26: 43,302,001 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.9

Radius: 11.6

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 8.88 AU - 9.66 AU

Year: 10521 Days

Day: 7.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,201,982 km

• M1: 144,811 km (0.1 R)
• M2: 636,240 km (0.037 R)
• M3: 1,100,741 km (0.1 R)
• M4: 1,625,830 km (0.04 R)
• M5: 2,205,372 km (0.09 R)
• M6: 2,613,325 km (0.113 R)
• M7: 3,071,693 km (0.032 R)
• M8: 3,434,767 km (0.064 R)
• M9: 5,214,084 km (0.113 R)
• M10: 8,131,691 km (0.097 R)
• M11: 10,489,503 km (0.113 R)
• M12: 13,913,799 km (0.106 R)
• M13: 15,553,092 km (0.115 R)
• M14: 16,207,583 km (0.081 R)
• M15: 17,444,159 km (0.108 R)
• M16: 21,024,784 km (0.049 R)
• M17: 23,641,400 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.3

Radius: 3

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 15.57 AU - 23.35 AU

Year: 32001 Days

Day: 17.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 34,201,982 km

• M1: 37,250 km (0.076 R)
• M2: 250,128 km (0.117 R)
• M3: 3,129,887 km (0.037 R)
• M4: 10,129,870 km (0.076 R)
• M5: 15,695,509 km (0.095 R)
• M6: 21,466,098 km (0.12 R)
• M7: 30,075,455 km (0.044 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 12,862 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit