🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.53 AU - 0.55 AU

Year: 176 Days

Day: 19.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 5.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.66 AU - 0.76 AU

Year: 265 Days

Day: 33.5 Hours

Environment

Temp: -19 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.83 AU - 0.89 AU

Year: 353 Days

Day: 34.3 Hours

Environment

Temp: -46 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.07 AU - 1.39 AU

Year: 604 Days

Day: 39.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.66 AU - 2.74 AU

Year: 1445 Days

Day: 35.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 90.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.35 AU - 2.53 AU

Year: 1688 Days

Day: 26.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,150,270 km

• M1: 30,368 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.2

Radius: 12.6

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.61 AU - 9.99 AU

Year: 12562 Days

Day: 11.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,150,270 km

• M1: 156,779 km (0.069 R)
• M2: 727,794 km (0.074 R)
• M3: 6,334,123 km (0.102 R)
• M4: 6,830,340 km (0.082 R)
• M5: 10,555,327 km (0.094 R)
• M6: 12,901,620 km (0.107 R)
• M7: 13,377,640 km (0.115 R)
• M8: 18,072,919 km (0.116 R)
• M9: 23,141,444 km (0.035 R)
• M10: 25,294,906 km (0.059 R)
• M11: 27,318,516 km (0.063 R)
• M12: 30,553,121 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 489.3

Radius: 6.4

Gravity: 11.95 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 11.56 AU - 13.22 AU

Year: 19317 Days

Day: 19.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,150,270 km

• M1: 79,586 km (0.086 R)
• M2: 346,469 km (0.096 R)
• M3: 571,763 km (0.08 R)
• M4: 1,020,407 km (0.072 R)
• M5: 1,616,255 km (0.111 R)
• M6: 2,275,234 km (0.102 R)
• M7: 5,139,435 km (0.048 R)
• M8: 5,505,950 km (0.067 R)
• M9: 5,968,656 km (0.105 R)
• M10: 6,332,328 km (0.045 R)
• M11: 8,179,563 km (0.111 R)
• M12: 9,252,479 km (0.117 R)
• M13: 13,712,590 km (0.027 R)
• M14: 15,747,121 km (0.034 R)
• M15: 16,995,814 km (0.086 R)
• M16: 18,141,435 km (0.115 R)
• M17: 24,959,058 km (0.085 R)
• M18: 25,902,423 km (0.112 R)
• M19: 26,760,815 km (0.057 R)
• M20: 39,846,290 km (0.114 R)
• M21: 41,278,241 km (0.116 R)
• M22: 46,091,104 km (0.082 R)
• M23: 60,850,280 km (0.08 R)
• M24: 62,364,809 km (0.107 R)
• M25: 64,683,277 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.8

Radius: 4

Gravity: 28.43 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 11.45 AU - 18.79 AU

Year: 26041 Days

Day: 23.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 137.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,150,270 km

• M1: 50,265 km (0.104 R)
• M2: 459,265 km (0.067 R)
• M3: 654,491 km (0.083 R)
• M4: 792,869 km (0.106 R)
• M5: 1,102,686 km (0.078 R)
• M6: 1,842,597 km (0.093 R)
• M7: 2,142,989 km (0.08 R)
• M8: 2,360,954 km (0.064 R)
• M9: 3,077,079 km (0.093 R)
• M10: 3,354,732 km (0.108 R)
• M11: 4,121,721 km (0.111 R)
• M12: 5,036,661 km (0.106 R)
• M13: 6,036,573 km (0.047 R)
• M14: 8,209,931 km (0.105 R)
• M15: 9,355,851 km (0.118 R)
• M16: 14,090,474 km (0.086 R)
• M17: 15,885,798 km (0.112 R)
• M18: 16,295,397 km (0.111 R)
• M19: 17,740,512 km (0.088 R)
• M20: 18,629,273 km (0.084 R)
• M21: 24,161,253 km (0.059 R)
• M22: 26,833,819 km (0.092 R)
• M23: 29,696,973 km (0.093 R)
• M24: 32,103,105 km (0.066 R)
• M25: 33,154,030 km (0.107 R)
• M26: 44,143,639 km (0.052 R)
• M27: 56,190,007 km (0.083 R)
• M28: 58,099,325 km (0.103 R)
• M29: 58,680,513 km (0.089 R)
• M30: 64,499,272 km (0.11 R)
• M31: 65,539,874 km (0.114 R)
• M32: 65,959,347 km (0.071 R)
• M33: 72,242,607 km (0.107 R)
• M34: 77,969,662 km (0.088 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 20,017 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit