🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.78 AU - 0.84 AU

Year: 265 Days

Day: 15.7 Hours

Environment

Temp: 166 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.18 AU - 3.58 AU

Year: 1776 Days

Day: 13.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.18 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.4

Radius: 14.4

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.53 AU - 6.43 AU

Year: 4662 Days

Day: 6.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 104,799,386 km

• M1: 179,069 km (0.062 R)
• M2: 685,457 km (0.097 R)
• M3: 1,225,805 km (0.093 R)
• M4: 1,847,982 km (0.116 R)
• M5: 2,642,946 km (0.107 R)
• M6: 3,199,599 km (0.108 R)
• M7: 4,426,601 km (0.084 R)
• M8: 5,647,918 km (0.114 R)
• M9: 7,868,250 km (0.107 R)
• M10: 9,112,904 km (0.039 R)
• M11: 13,055,107 km (0.06 R)
• M12: 14,236,332 km (0.115 R)
• M13: 15,487,718 km (0.057 R)
• M14: 17,437,128 km (0.101 R)
• M15: 18,603,094 km (0.098 R)
• M16: 23,636,015 km (0.12 R)
• M17: 24,821,877 km (0.066 R)
• M18: 29,691,886 km (0.093 R)
• M19: 30,607,425 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.6

Radius: 11.5

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.34 AU - 7.6 AU

Year: 5981 Days

Day: 9 Hours

Environment

Temp: -163 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 104,799,386 km

• M1: 145,260 km (0.1 R)
• M2: 606,171 km (0.085 R)
• M3: 1,244,355 km (0.115 R)
• M4: 1,678,937 km (0.036 R)
• M5: 2,166,327 km (0.108 R)
• M6: 2,652,819 km (0.039 R)
• M7: 3,148,138 km (0.053 R)
• M8: 4,247,981 km (0.056 R)
• M9: 4,843,979 km (0.105 R)
• M10: 5,221,714 km (0.069 R)
• M11: 5,906,423 km (0.119 R)
• M12: 9,083,284 km (0.09 R)
• M13: 10,547,697 km (0.073 R)
• M14: 11,336,377 km (0.105 R)
• M15: 12,005,828 km (0.102 R)
• M16: 12,538,396 km (0.029 R)
• M17: 13,310,620 km (0.119 R)
• M18: 14,828,590 km (0.116 R)
• M19: 15,256,290 km (0.08 R)
• M20: 16,329,356 km (0.051 R)
• M21: 17,250,280 km (0.109 R)
• M22: 22,302,350 km (0.097 R)
• M23: 23,435,703 km (0.1 R)
• M24: 29,205,693 km (0.063 R)
• M25: 29,975,524 km (0.116 R)
• M26: 30,561,648 km (0.093 R)
• M27: 33,713,077 km (0.087 R)
• M28: 36,518,187 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.1

Radius: 10.4

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 9.26 AU - 13.16 AU

Year: 13641 Days

Day: 6.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 104,799,386 km

• M1: 129,402 km (0.055 R)
• M2: 943,813 km (0.112 R)
• M3: 1,484,310 km (0.106 R)
• M4: 1,964,370 km (0.066 R)
• M5: 2,653,866 km (0.104 R)
• M6: 3,115,974 km (0.056 R)
• M7: 4,113,493 km (0.08 R)
• M8: 4,966,799 km (0.113 R)
• M9: 7,957,111 km (0.065 R)
• M10: 9,910,261 km (0.062 R)
• M11: 12,538,546 km (0.118 R)
• M12: 16,645,905 km (0.112 R)
• M13: 20,151,282 km (0.096 R)
• M14: 20,853,644 km (0.059 R)
• M15: 22,681,281 km (0.106 R)
• M16: 23,154,459 km (0.061 R)
• M17: 24,316,835 km (0.071 R)
• M18: 27,499,081 km (0.026 R)
• M19: 32,958,356 km (0.058 R)
• M20: 34,303,989 km (0.116 R)
• M21: 36,974,011 km (0.053 R)
• M22: 50,634,990 km (0.113 R)
• M23: 54,763,891 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 940.3

Radius: 4.2

Gravity: 53.3 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 13.54 AU - 22.32 AU

Year: 27593 Days

Day: 19.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 104,799,386 km

• M1: 55,650 km (0.094 R)
• M2: 339,587 km (0.117 R)
• M3: 481,256 km (0.083 R)
• M4: 941,569 km (0.081 R)
• M5: 1,078,750 km (0.113 R)
• M6: 1,277,416 km (0.077 R)
• M7: 4,279,097 km (0.064 R)
• M8: 5,272,427 km (0.1 R)
• M9: 5,754,731 km (0.083 R)
• M10: 8,207,238 km (0.057 R)
• M11: 8,497,159 km (0.066 R)
• M12: 10,115,509 km (0.085 R)
• M13: 10,652,116 km (0.1 R)
• M14: 11,278,183 km (0.095 R)
• M15: 11,781,880 km (0.107 R)
• M16: 12,300,386 km (0.107 R)
• M17: 18,744,763 km (0.103 R)
• M18: 23,944,934 km (0.065 R)
• M19: 24,775,651 km (0.116 R)
• M20: 25,995,323 km (0.1 R)
• M21: 27,511,048 km (0.118 R)
• M22: 29,622,323 km (0.111 R)
• M23: 33,425,999 km (0.119 R)
• M24: 33,572,754 km (0.108 R)
• M25: 36,755,898 km (0.074 R)
• M26: 44,242,373 km (0.09 R)
• M27: 46,397,630 km (0.068 R)
• M28: 47,131,408 km (0.079 R)
• M29: 55,719,223 km (0.034 R)
• M30: 57,806,412 km (0.12 R)
• M31: 58,230,074 km (0.036 R)
• M32: 73,151,564 km (0.098 R)
• M33: 87,610,048 km (0.109 R)
• M34: 88,730,237 km (0.083 R)
• M35: 98,337,861 km (0.067 R)
• M36: 101,073,557 km (0.115 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 18,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit