🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.82 AU - 0.86 AU

Year: 281 Days

Day: 21.8 Hours

Environment

Temp: 127 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.68 AU - 1.12 AU

Year: 312 Days

Day: 26.5 Hours

Environment

Temp: 126 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 112,954,261 km

• M1: 94,396 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.32 AU - 1.32 AU

Year: 554 Days

Day: 37.1 Hours

Environment

Temp: -13 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.5 AU - 3.04 AU

Year: 1684 Days

Day: 28.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.34 AU - 4.64 AU

Year: 2911 Days

Day: 13.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 112,954,261 km

• M1: 36,502 km (0.07 R)
• M2: 1,106,426 km (0.078 R)

Asteroid Belt

Center: 4.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.2

Radius: 10.2

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.63 AU - 6.21 AU

Year: 4609 Days

Day: 10.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 112,954,261 km

• M1: 127,158 km (0.068 R)
• M2: 785,538 km (0.116 R)
• M3: 1,161,179 km (0.071 R)
• M4: 1,869,674 km (0.038 R)
• M5: 2,250,401 km (0.066 R)
• M6: 3,278,437 km (0.101 R)
• M7: 5,499,667 km (0.103 R)
• M8: 5,817,712 km (0.097 R)
• M9: 6,404,135 km (0.094 R)
• M10: 7,859,423 km (0.063 R)
• M11: 13,251,529 km (0.107 R)
• M12: 17,396,886 km (0.074 R)
• M13: 18,085,335 km (0.112 R)
• M14: 20,322,572 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.8

Radius: 12.7

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.61 AU - 7.87 AU

Year: 6391 Days

Day: 10.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 112,954,261 km

• M1: 164,857 km (0.095 R)
• M2: 566,078 km (0.112 R)
• M3: 1,045,689 km (0.075 R)
• M4: 2,109,629 km (0.051 R)
• M5: 2,734,499 km (0.076 R)
• M6: 4,704,703 km (0.087 R)
• M7: 5,171,299 km (0.107 R)
• M8: 5,915,549 km (0.072 R)
• M9: 6,976,048 km (0.12 R)
• M10: 10,795,132 km (0.098 R)
• M11: 12,887,408 km (0.096 R)
• M12: 14,560,660 km (0.076 R)
• M13: 17,221,108 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.7

Radius: 13

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.6 AU - 9.5 AU

Year: 9944 Days

Day: 11.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 112,954,261 km

• M1: 162,762 km (0.109 R)
• M2: 834,906 km (0.076 R)
• M3: 1,591,273 km (0.109 R)
• M4: 2,383,094 km (0.05 R)
• M5: 4,426,601 km (0.039 R)
• M6: 5,479,770 km (0.095 R)
• M7: 5,969,254 km (0.114 R)
• M8: 6,850,386 km (0.072 R)
• M9: 8,167,745 km (0.116 R)
• M10: 9,714,437 km (0.095 R)
• M11: 11,485,825 km (0.073 R)
• M12: 12,487,832 km (0.096 R)
• M13: 13,339,044 km (0.083 R)
• M14: 13,842,590 km (0.076 R)
• M15: 14,887,830 km (0.029 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.4

Radius: 4.6

Gravity: 26.81 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 16.26 AU - 17.5 AU

Year: 25331 Days

Day: 19.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 112,954,261 km

• M1: 57,296 km (0.096 R)
• M2: 236,664 km (0.096 R)
• M3: 935,286 km (0.081 R)
• M4: 1,332,319 km (0.066 R)
• M5: 1,666,221 km (0.106 R)
• M6: 1,814,772 km (0.061 R)
• M7: 2,523,566 km (0.114 R)
• M8: 3,519,739 km (0.096 R)
• M9: 3,672,029 km (0.07 R)
• M10: 4,360,479 km (0.071 R)
• M11: 4,572,010 km (0.043 R)
• M12: 4,716,970 km (0.063 R)
• M13: 5,131,207 km (0.045 R)
• M14: 5,407,215 km (0.112 R)
• M15: 6,206,367 km (0.092 R)
• M16: 8,959,566 km (0.086 R)
• M17: 11,541,925 km (0.087 R)
• M18: 12,222,595 km (0.095 R)
• M19: 12,502,193 km (0.085 R)
• M20: 12,786,130 km (0.118 R)
• M21: 13,663,671 km (0.093 R)
• M22: 14,658,946 km (0.114 R)
• M23: 16,621,520 km (0.087 R)
• M24: 17,138,231 km (0.099 R)
• M25: 17,754,574 km (0.075 R)
• M26: 19,218,390 km (0.088 R)
• M27: 22,073,465 km (0.109 R)
• M28: 22,384,030 km (0.038 R)
• M29: 25,995,024 km (0.114 R)
• M30: 27,637,758 km (0.085 R)
• M31: 32,978,701 km (0.043 R)
• M32: 34,483,207 km (0.075 R)
• M33: 47,509,741 km (0.109 R)
• M34: 48,027,349 km (0.038 R)
• M35: 54,535,754 km (0.095 R)
• M36: 56,829,389 km (0.091 R)
• M37: 66,216,954 km (0.11 R)
• M38: 78,733,958 km (0.094 R)

Asteroid Belt

Center: 18.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 839.9

Radius: 3.8

Gravity: 58.16 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 15.9 AU - 24.1 AU

Year: 32669 Days

Day: 24.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 112,954,261 km

• M1: 47,273 km (0.1 R)
• M2: 214,523 km (0.098 R)
• M3: 443,707 km (0.091 R)
• M4: 601,982 km (0.09 R)
• M5: 1,048,681 km (0.057 R)
• M6: 1,919,341 km (0.084 R)
• M7: 2,148,375 km (0.095 R)
• M8: 2,552,439 km (0.111 R)
• M9: 3,643,905 km (0.071 R)
• M10: 5,953,846 km (0.085 R)
• M11: 6,848,291 km (0.114 R)
• M12: 9,150,004 km (0.12 R)
• M13: 11,620,613 km (0.059 R)
• M14: 13,908,114 km (0.103 R)
• M15: 15,469,317 km (0.073 R)
• M16: 17,727,497 km (0.048 R)
• M17: 18,124,081 km (0.078 R)
• M18: 22,883,986 km (0.115 R)
• M19: 24,926,147 km (0.091 R)
• M20: 29,368,605 km (0.1 R)
• M21: 30,203,660 km (0.113 R)
• M22: 31,485,714 km (0.101 R)
• M23: 36,496,944 km (0.118 R)
• M24: 42,014,263 km (0.045 R)
• M25: 44,150,820 km (0.078 R)
• M26: 44,695,954 km (0.094 R)
• M27: 45,799,837 km (0.088 R)
• M28: 45,985,637 km (0.093 R)
• M29: 48,638,905 km (0.089 R)
• M30: 49,026,065 km (0.085 R)
• M31: 50,199,959 km (0.095 R)
• M32: 70,864,960 km (0.096 R)
• M33: 72,869,123 km (0.084 R)
• M34: 77,252,789 km (0.097 R)
• M35: 78,574,786 km (0.08 R)
• M36: 79,643,214 km (0.057 R)
• M37: 91,452,021 km (0.082 R)
• M38: 91,746,579 km (0.099 R)
• M39: 98,696,746 km (0.096 R)
• M40: 99,628,292 km (0.113 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 12,550 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit