🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.5 AU - 0.66 AU

Year: 186 Days

Day: 47.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.94 AU - 1.24 AU

Year: 480 Days

Day: 13.6 Hours

Environment

Temp: -46 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.95 AU - 1.49 AU

Year: 568 Days

Day: 12.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,945,160 km

• M1: 37,848 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.4

Radius: 12.2

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.02 AU - 3.3 AU

Year: 2369 Days

Day: 7.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,945,160 km

• M1: 151,692 km (0.108 R)
• M2: 694,882 km (0.025 R)
• M3: 1,200,224 km (0.078 R)
• M4: 1,596,808 km (0.059 R)
• M5: 2,170,665 km (0.102 R)
• M6: 2,593,279 km (0.094 R)
• M7: 3,534,998 km (0.065 R)
• M8: 4,735,969 km (0.116 R)
• M9: 5,802,752 km (0.108 R)
• M10: 7,316,682 km (0.079 R)
• M11: 8,117,928 km (0.036 R)
• M12: 8,539,944 km (0.085 R)
• M13: 11,468,921 km (0.106 R)
• M14: 12,592,999 km (0.064 R)
• M15: 13,427,007 km (0.073 R)
• M16: 16,303,774 km (0.091 R)
• M17: 17,082,730 km (0.085 R)
• M18: 17,508,187 km (0.094 R)
• M19: 18,547,144 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.7

Radius: 13.1

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.47 AU - 7.35 AU

Year: 6060 Days

Day: 13 Hours

Environment

Temp: -173 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,945,160 km

• M1: 163,062 km (0.078 R)
• M2: 623,823 km (0.085 R)
• M3: 1,042,548 km (0.056 R)
• M4: 1,557,613 km (0.106 R)
• M5: 2,023,760 km (0.043 R)
• M6: 2,565,753 km (0.037 R)
• M7: 3,121,210 km (0.071 R)
• M8: 3,756,253 km (0.104 R)
• M9: 4,529,225 km (0.046 R)
• M10: 4,968,295 km (0.059 R)
• M11: 6,126,930 km (0.081 R)
• M12: 7,272,700 km (0.076 R)
• M13: 7,838,779 km (0.101 R)
• M14: 8,515,709 km (0.108 R)
• M15: 9,850,272 km (0.098 R)
• M16: 10,734,694 km (0.062 R)
• M17: 11,620,763 km (0.119 R)
• M18: 14,164,525 km (0.118 R)
• M19: 14,869,430 km (0.086 R)
• M20: 16,605,214 km (0.103 R)
• M21: 19,962,041 km (0.107 R)
• M22: 20,550,110 km (0.098 R)
• M23: 25,165,204 km (0.106 R)
• M24: 29,758,008 km (0.11 R)
• M25: 32,201,390 km (0.08 R)
• M26: 33,523,387 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.9

Radius: 6.5

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 11.36 AU - 11.42 AU

Year: 16212 Days

Day: 19.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,945,160 km

• M1: 92,302 km (0.102 R)
• M2: 553,363 km (0.115 R)
• M3: 929,900 km (0.116 R)
• M4: 1,238,371 km (0.117 R)
• M5: 1,644,679 km (0.114 R)
• M6: 1,870,871 km (0.094 R)
• M7: 2,081,206 km (0.111 R)
• M8: 2,946,330 km (0.119 R)
• M9: 4,088,061 km (0.072 R)
• M10: 5,220,966 km (0.12 R)
• M11: 6,589,487 km (0.1 R)
• M12: 8,748,633 km (0.11 R)
• M13: 8,992,627 km (0.102 R)
• M14: 12,224,540 km (0.102 R)
• M15: 13,155,188 km (0.119 R)
• M16: 15,156,508 km (0.025 R)
• M17: 16,083,566 km (0.066 R)
• M18: 17,199,716 km (0.041 R)
• M19: 21,030,319 km (0.119 R)
• M20: 21,380,528 km (0.105 R)
• M21: 28,154,618 km (0.028 R)
• M22: 44,135,112 km (0.094 R)
• M23: 54,418,021 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.8

Radius: 4

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 13.97 AU - 18.03 AU

Year: 26992 Days

Day: 20.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,945,160 km

• M1: 67,618 km (0.068 R)
• M2: 234,270 km (0.099 R)
• M3: 422,464 km (0.077 R)
• M4: 749,785 km (0.064 R)
• M5: 1,169,107 km (0.078 R)
• M6: 1,539,661 km (0.071 R)
• M7: 2,000,722 km (0.115 R)
• M8: 2,355,718 km (0.068 R)
• M9: 3,330,049 km (0.083 R)
• M10: 5,221,115 km (0.112 R)
• M11: 5,350,667 km (0.056 R)
• M12: 5,855,859 km (0.08 R)
• M13: 6,999,236 km (0.098 R)
• M14: 7,602,564 km (0.111 R)
• M15: 8,638,978 km (0.066 R)
• M16: 9,620,190 km (0.079 R)
• M17: 13,364,775 km (0.039 R)
• M18: 15,657,362 km (0.087 R)
• M19: 18,050,928 km (0.063 R)
• M20: 18,798,917 km (0.091 R)
• M21: 19,027,204 km (0.113 R)
• M22: 19,257,435 km (0.029 R)
• M23: 19,959,049 km (0.063 R)
• M24: 22,677,990 km (0.052 R)
• M25: 23,724,876 km (0.071 R)
• M26: 27,740,831 km (0.1 R)
• M27: 30,064,086 km (0.072 R)
• M28: 31,970,262 km (0.052 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 12,182 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit