🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.94 AU - 1.4 AU

Year: 449 Days

Day: 40.2 Hours

Environment

Temp: 36 °C

Axial Tilt: 10.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.89 AU - 2.21 AU

Year: 1041 Days

Day: 38.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,503,513 km

• M1: 245,341 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.83 AU - 2.49 AU

Year: 1126 Days

Day: 36.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.4

Radius: 14.7

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.21 AU - 7.23 AU

Year: 5503 Days

Day: 11.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,503,513 km

• M1: 182,809 km (0.051 R)
• M2: 680,072 km (0.108 R)
• M3: 1,137,692 km (0.085 R)
• M4: 1,684,322 km (0.102 R)
• M5: 2,310,689 km (0.105 R)
• M6: 2,861,807 km (0.075 R)
• M7: 3,630,890 km (0.119 R)
• M8: 4,307,820 km (0.105 R)
• M9: 5,293,072 km (0.107 R)
• M10: 10,286,948 km (0.097 R)
• M11: 11,357,022 km (0.118 R)
• M12: 13,393,348 km (0.113 R)
• M13: 14,726,414 km (0.06 R)
• M14: 15,248,511 km (0.111 R)
• M15: 15,903,450 km (0.109 R)
• M16: 18,311,527 km (0.099 R)
• M17: 19,812,144 km (0.108 R)
• M18: 21,099,732 km (0.116 R)
• M19: 24,000,136 km (0.11 R)
• M20: 26,984,464 km (0.115 R)
• M21: 29,837,894 km (0.071 R)
• M22: 30,487,896 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.2

Radius: 11.3

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 12.63 AU - 13.07 AU

Year: 16342 Days

Day: 12.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,503,513 km

• M1: 140,622 km (0.05 R)
• M2: 593,305 km (0.052 R)
• M3: 1,033,422 km (0.107 R)
• M4: 1,793,379 km (0.116 R)
• M5: 2,617,215 km (0.046 R)
• M6: 3,115,974 km (0.12 R)
• M7: 3,621,166 km (0.052 R)
• M8: 4,337,291 km (0.111 R)
• M9: 5,585,536 km (0.084 R)
• M10: 6,884,195 km (0.064 R)
• M11: 8,079,781 km (0.1 R)
• M12: 8,985,297 km (0.073 R)
• M13: 9,516,968 km (0.06 R)
• M14: 10,819,666 km (0.071 R)
• M15: 11,982,490 km (0.12 R)
• M16: 12,891,447 km (0.087 R)
• M17: 13,637,342 km (0.118 R)
• M18: 14,340,153 km (0.032 R)
• M19: 24,349,447 km (0.11 R)
• M20: 26,555,417 km (0.055 R)
• M21: 27,209,310 km (0.088 R)
• M22: 28,891,388 km (0.08 R)
• M23: 42,356,692 km (0.111 R)
• M24: 51,017,511 km (0.084 R)
• M25: 55,671,202 km (0.093 R)
• M26: 61,544,115 km (0.115 R)
• M27: 66,011,706 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.9

Radius: 3.7

Gravity: 17.89 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 15.19 AU - 15.75 AU

Year: 21586 Days

Day: 21.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,503,513 km

• M1: 46,226 km (0.059 R)
• M2: 162,314 km (0.087 R)
• M3: 429,346 km (0.075 R)
• M4: 610,210 km (0.084 R)
• M5: 755,020 km (0.103 R)
• M6: 1,459,626 km (0.102 R)
• M7: 1,803,702 km (0.116 R)
• M8: 1,995,037 km (0.097 R)
• M9: 2,297,225 km (0.12 R)
• M10: 2,921,946 km (0.115 R)
• M11: 3,545,170 km (0.081 R)
• M12: 3,873,837 km (0.112 R)
• M13: 6,016,228 km (0.097 R)
• M14: 11,296,434 km (0.078 R)
• M15: 13,708,700 km (0.118 R)
• M16: 28,466,081 km (0.114 R)
• M17: 29,443,404 km (0.087 R)
• M18: 30,107,319 km (0.064 R)
• M19: 37,691,483 km (0.097 R)
• M20: 43,968,909 km (0.056 R)
• M21: 52,831,236 km (0.115 R)
• M22: 54,802,338 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.2

Radius: 5.3

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 15.12 AU - 20.66 AU

Year: 26844 Days

Day: 16.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,503,513 km

• M1: 67,319 km (0.073 R)
• M2: 1,866,682 km (0.085 R)
• M3: 2,416,454 km (0.092 R)
• M4: 3,021,279 km (0.047 R)
• M5: 5,404,223 km (0.07 R)
• M6: 6,826,151 km (0.11 R)
• M7: 8,764,042 km (0.084 R)
• M8: 10,492,196 km (0.065 R)
• M9: 10,874,269 km (0.084 R)
• M10: 11,209,069 km (0.031 R)
• M11: 12,925,256 km (0.077 R)
• M12: 23,063,803 km (0.096 R)
• M13: 23,431,215 km (0.082 R)
• M14: 24,272,404 km (0.12 R)
• M15: 25,424,906 km (0.11 R)
• M16: 25,915,587 km (0.077 R)
• M17: 28,887,648 km (0.087 R)
• M18: 31,965,325 km (0.084 R)
• M19: 32,307,605 km (0.088 R)
• M20: 34,055,207 km (0.098 R)
• M21: 38,504,846 km (0.049 R)
• M22: 39,674,851 km (0.113 R)
• M23: 44,308,795 km (0.077 R)
• M24: 45,162,400 km (0.085 R)
• M25: 45,737,455 km (0.084 R)
• M26: 46,171,887 km (0.064 R)

Kuiper Belt

Range: 30.9 - 48.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 11,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit