🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.72 AU - 0.74 AU

Year: 219 Days

Day: 40.6 Hours

Environment

Temp: 184 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.99 AU - 2.95 AU

Year: 1364 Days

Day: 17.2 Hours

Environment

Temp: -83 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.75 AU - 3.01 AU

Year: 1718 Days

Day: 30 Hours

Environment

Temp: -95 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,023,222 km

• M1: 45,179 km (0.053 R)

Asteroid Belt

Center: 5.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.4

Radius: 10.2

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.55 AU - 8.65 AU

Year: 8102 Days

Day: 5.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 96,023,222 km

• M1: 127,308 km (0.109 R)
• M2: 514,467 km (0.068 R)
• M3: 858,841 km (0.112 R)
• M4: 1,747,752 km (0.113 R)
• M5: 2,625,443 km (0.103 R)
• M6: 3,403,052 km (0.114 R)
• M7: 5,410,955 km (0.102 R)
• M8: 6,809,097 km (0.11 R)
• M9: 9,073,111 km (0.075 R)
• M10: 9,835,761 km (0.066 R)
• M11: 10,543,508 km (0.104 R)
• M12: 11,902,755 km (0.07 R)
• M13: 15,523,173 km (0.076 R)
• M14: 16,158,515 km (0.043 R)
• M15: 16,679,115 km (0.099 R)
• M16: 25,019,197 km (0.084 R)
• M17: 26,876,454 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.5

Radius: 11.4

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 7.21 AU - 9.61 AU

Year: 8572 Days

Day: 14 Hours

Environment

Temp: -160 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 96,023,222 km

• M1: 148,401 km (0.107 R)
• M2: 843,732 km (0.042 R)
• M3: 3,262,281 km (0.092 R)
• M4: 3,660,062 km (0.095 R)
• M5: 6,015,181 km (0.033 R)
• M6: 6,679,545 km (0.109 R)
• M7: 8,666,803 km (0.088 R)
• M8: 10,846,145 km (0.112 R)
• M9: 11,647,541 km (0.119 R)
• M10: 13,021,148 km (0.1 R)
• M11: 15,862,311 km (0.079 R)
• M12: 18,651,414 km (0.07 R)
• M13: 21,407,306 km (0.078 R)
• M14: 22,101,440 km (0.053 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 739.8

Radius: 4.7

Gravity: 33.49 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 15.51 AU - 23.11 AU

Year: 29823 Days

Day: 15.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 96,023,222 km

• M1: 58,493 km (0.11 R)
• M2: 467,793 km (0.12 R)
• M3: 713,731 km (0.089 R)
• M4: 1,113,457 km (0.038 R)
• M5: 1,630,617 km (0.052 R)
• M6: 2,318,019 km (0.09 R)
• M7: 4,060,984 km (0.084 R)
• M8: 7,025,714 km (0.082 R)
• M9: 9,970,548 km (0.098 R)
• M10: 11,748,070 km (0.114 R)
• M11: 13,726,353 km (0.041 R)
• M12: 14,212,546 km (0.093 R)
• M13: 15,133,620 km (0.054 R)
• M14: 21,509,331 km (0.11 R)
• M15: 24,563,970 km (0.057 R)
• M16: 25,280,095 km (0.064 R)
• M17: 27,004,660 km (0.058 R)
• M18: 28,675,069 km (0.063 R)
• M19: 29,335,394 km (0.109 R)
• M20: 31,099,602 km (0.11 R)
• M21: 37,125,554 km (0.09 R)
• M22: 39,511,042 km (0.058 R)
• M23: 40,328,444 km (0.076 R)
• M24: 40,658,457 km (0.052 R)
• M25: 48,570,090 km (0.114 R)
• M26: 52,393,363 km (0.044 R)
• M27: 54,377,928 km (0.095 R)
• M28: 57,448,126 km (0.084 R)
• M29: 58,707,889 km (0.116 R)
• M30: 58,919,570 km (0.106 R)
• M31: 63,931,099 km (0.11 R)
• M32: 67,116,486 km (0.1 R)
• M33: 67,580,090 km (0.047 R)
• M34: 74,048,403 km (0.109 R)
• M35: 78,325,705 km (0.108 R)
• M36: 85,452,697 km (0.118 R)
• M37: 89,592,818 km (0.094 R)
• M38: 94,735,096 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.6

Radius: 4.8

Gravity: 24.85 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 16.13 AU - 23.51 AU

Year: 31012 Days

Day: 15.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 96,023,222 km

• M1: 59,989 km (0.092 R)
• M2: 209,437 km (0.058 R)
• M3: 377,136 km (0.098 R)
• M4: 707,598 km (0.102 R)
• M5: 1,488,349 km (0.111 R)
• M6: 3,508,369 km (0.086 R)
• M7: 4,687,948 km (0.114 R)
• M8: 5,160,827 km (0.07 R)
• M9: 7,636,373 km (0.053 R)
• M10: 8,630,600 km (0.051 R)
• M11: 11,280,727 km (0.106 R)
• M12: 23,600,859 km (0.118 R)
• M13: 24,630,990 km (0.106 R)
• M14: 28,792,953 km (0.039 R)
• M15: 29,181,159 km (0.11 R)
• M16: 29,572,956 km (0.03 R)
• M17: 33,258,150 km (0.08 R)
• M18: 42,185,403 km (0.112 R)
• M19: 52,392,316 km (0.069 R)
• M20: 60,250,094 km (0.083 R)
• M21: 63,034,260 km (0.097 R)
• M22: 79,257,849 km (0.054 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 20,001 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit