🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.61 AU - 0.77 AU

Year: 203 Days

Day: 45.2 Hours

Environment

Temp: 173 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.51 AU - 1.87 AU

Year: 779 Days

Day: 41.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.11 AU - 4.09 AU

Year: 2423 Days

Day: 28.7 Hours

Environment

Temp: -100 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.3

Radius: 11.5

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.4 AU - 6.24 AU

Year: 4353 Days

Day: 10.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,120,426 km

• M1: 143,016 km (0.079 R)
• M2: 631,303 km (0.083 R)
• M3: 1,345,932 km (0.107 R)
• M4: 1,922,033 km (0.086 R)
• M5: 2,942,141 km (0.095 R)
• M6: 4,639,030 km (0.118 R)
• M7: 5,684,719 km (0.111 R)
• M8: 8,740,106 km (0.07 R)
• M9: 9,845,335 km (0.079 R)
• M10: 10,535,131 km (0.106 R)
• M11: 12,564,127 km (0.103 R)
• M12: 15,210,513 km (0.099 R)
• M13: 18,449,606 km (0.099 R)
• M14: 21,311,862 km (0.08 R)
• M15: 23,877,167 km (0.109 R)

Asteroid Belt

Center: 5.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.6

Radius: 14.6

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 6.06 AU - 6.1 AU

Year: 5319 Days

Day: 13.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,120,426 km

• M1: 181,612 km (0.088 R)
• M2: 845,677 km (0.115 R)
• M3: 1,969,755 km (0.119 R)
• M4: 3,366,700 km (0.113 R)
• M5: 3,895,229 km (0.087 R)
• M6: 6,105,089 km (0.113 R)
• M7: 7,070,295 km (0.059 R)
• M8: 8,289,816 km (0.114 R)
• M9: 9,819,305 km (0.065 R)
• M10: 12,533,758 km (0.053 R)
• M11: 13,324,234 km (0.063 R)
• M12: 14,429,612 km (0.056 R)
• M13: 16,324,419 km (0.091 R)
• M14: 18,447,063 km (0.051 R)
• M15: 26,851,172 km (0.078 R)
• M16: 29,891,300 km (0.086 R)
• M17: 33,253,363 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.4

Radius: 8.4

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 6.55 AU - 6.55 AU

Year: 5947 Days

Day: 14.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,120,426 km

• M1: 104,569 km (0.08 R)
• M2: 612,154 km (0.075 R)
• M3: 1,151,904 km (0.11 R)
• M4: 1,939,237 km (0.069 R)
• M5: 2,548,101 km (0.1 R)
• M6: 3,008,563 km (0.084 R)
• M7: 3,824,320 km (0.092 R)
• M8: 5,149,757 km (0.113 R)
• M9: 5,886,975 km (0.032 R)
• M10: 6,343,249 km (0.08 R)
• M11: 6,790,247 km (0.073 R)
• M12: 9,717,279 km (0.104 R)
• M13: 10,529,895 km (0.085 R)
• M14: 11,111,382 km (0.102 R)
• M15: 15,004,068 km (0.078 R)
• M16: 16,679,564 km (0.032 R)
• M17: 17,101,879 km (0.094 R)
• M18: 18,798,319 km (0.09 R)
• M19: 19,387,884 km (0.069 R)
• M20: 19,855,078 km (0.037 R)
• M21: 21,442,611 km (0.092 R)
• M22: 22,158,586 km (0.072 R)
• M23: 22,669,164 km (0.064 R)
• M24: 23,487,464 km (0.081 R)
• M25: 25,499,406 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.4

Radius: 8.9

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 12.41 AU - 13.29 AU

Year: 16342 Days

Day: 5.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,120,426 km

• M1: 111,899 km (0.071 R)
• M2: 489,933 km (0.064 R)
• M3: 1,628,223 km (0.065 R)
• M4: 1,960,181 km (0.116 R)
• M5: 3,239,093 km (0.097 R)
• M6: 4,097,635 km (0.063 R)
• M7: 4,906,810 km (0.106 R)
• M8: 5,265,546 km (0.064 R)
• M9: 5,747,401 km (0.099 R)
• M10: 9,678,533 km (0.113 R)
• M11: 10,349,330 km (0.091 R)
• M12: 12,548,718 km (0.116 R)
• M13: 13,535,017 km (0.107 R)
• M14: 16,658,321 km (0.117 R)
• M15: 18,464,716 km (0.074 R)
• M16: 19,015,385 km (0.1 R)
• M17: 19,902,650 km (0.056 R)
• M18: 20,732,918 km (0.086 R)
• M19: 23,821,516 km (0.085 R)
• M20: 24,286,466 km (0.095 R)
• M21: 27,305,052 km (0.05 R)
• M22: 35,624,938 km (0.062 R)
• M23: 36,724,482 km (0.063 R)
• M24: 38,098,838 km (0.089 R)
• M25: 39,377,900 km (0.045 R)
• M26: 43,248,445 km (0.097 R)
• M27: 43,940,485 km (0.058 R)
• M28: 44,499,383 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595.1

Radius: 4.7

Gravity: 26.94 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 15.27 AU - 16.37 AU

Year: 22323 Days

Day: 22.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 78,120,426 km

• M1: 58,493 km (0.064 R)
• M2: 296,503 km (0.094 R)
• M3: 536,907 km (0.091 R)
• M4: 730,935 km (0.114 R)
• M5: 878,439 km (0.098 R)
• M6: 2,689,022 km (0.085 R)
• M7: 4,547,925 km (0.036 R)
• M8: 5,597,504 km (0.103 R)
• M9: 7,363,207 km (0.05 R)
• M10: 9,355,252 km (0.11 R)
• M11: 10,413,508 km (0.044 R)
• M12: 12,079,280 km (0.093 R)
• M13: 12,487,533 km (0.106 R)
• M14: 14,976,392 km (0.083 R)
• M15: 19,484,823 km (0.087 R)
• M16: 20,330,650 km (0.108 R)
• M17: 24,495,455 km (0.082 R)
• M18: 25,702,560 km (0.049 R)
• M19: 28,115,873 km (0.074 R)
• M20: 29,073,748 km (0.089 R)
• M21: 30,550,877 km (0.119 R)
• M22: 32,466,777 km (0.098 R)
• M23: 33,387,552 km (0.119 R)
• M24: 37,388,547 km (0.088 R)
• M25: 38,400,128 km (0.07 R)
• M26: 39,578,211 km (0.049 R)
• M27: 49,537,241 km (0.101 R)
• M28: 50,406,255 km (0.087 R)
• M29: 58,303,825 km (0.119 R)
• M30: 62,443,946 km (0.119 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 15,709 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit