🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.5 AU - 0.8 AU

Year: 196 Days

Day: 29.6 Hours

Environment

Temp: 117 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,693,899 km

• M1: 94,845 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.87 AU - 1.39 AU

Year: 450 Days

Day: 36.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 20 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,693,899 km

• M1: 26,778 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.67 AU - 2.01 AU

Year: 935 Days

Day: 16.7 Hours

Environment

Temp: -60 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.67 AU - 2.69 AU

Year: 1206 Days

Day: 32.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 94.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,693,899 km

• M1: 1,116,599 km (0.096 R)

Asteroid Belt

Center: 4.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883

Radius: 13

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 6.15 AU - 6.43 AU

Year: 5912 Days

Day: 10.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,693,899 km

• M1: 163,361 km (0.033 R)
• M2: 654,790 km (0.11 R)
• M3: 1,081,892 km (0.064 R)
• M4: 1,955,244 km (0.076 R)
• M5: 3,152,177 km (0.07 R)
• M6: 4,057,693 km (0.115 R)
• M7: 5,669,909 km (0.04 R)
• M8: 6,483,572 km (0.063 R)
• M9: 7,485,578 km (0.113 R)
• M10: 10,726,915 km (0.12 R)
• M11: 11,312,890 km (0.114 R)
• M12: 12,127,301 km (0.051 R)
• M13: 14,866,139 km (0.069 R)
• M14: 16,347,756 km (0.091 R)
• M15: 19,531,348 km (0.093 R)
• M16: 20,480,248 km (0.068 R)
• M17: 21,154,934 km (0.063 R)
• M18: 26,564,842 km (0.082 R)
• M19: 28,094,630 km (0.077 R)
• M20: 29,115,336 km (0.112 R)
• M21: 30,838,703 km (0.115 R)
• M22: 33,343,720 km (0.074 R)
• M23: 36,198,496 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 780.7

Radius: 7.2

Gravity: 15.06 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 11.25 AU - 13.97 AU

Year: 16780 Days

Day: 15.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,693,899 km

• M1: 89,609 km (0.045 R)
• M2: 347,366 km (0.092 R)
• M3: 781,499 km (0.094 R)
• M4: 1,403,677 km (0.12 R)
• M5: 1,829,582 km (0.074 R)
• M6: 2,172,909 km (0.104 R)
• M7: 4,956,177 km (0.095 R)
• M8: 6,524,113 km (0.076 R)
• M9: 9,456,381 km (0.081 R)
• M10: 10,902,394 km (0.101 R)
• M11: 11,901,857 km (0.086 R)
• M12: 12,357,831 km (0.051 R)
• M13: 14,081,797 km (0.075 R)
• M14: 15,571,792 km (0.116 R)
• M15: 17,578,348 km (0.067 R)
• M16: 32,201,091 km (0.12 R)
• M17: 37,062,723 km (0.109 R)
• M18: 39,165,620 km (0.101 R)
• M19: 42,845,129 km (0.044 R)
• M20: 44,224,272 km (0.045 R)
• M21: 44,690,419 km (0.076 R)
• M22: 55,434,089 km (0.103 R)
• M23: 56,704,175 km (0.079 R)
• M24: 63,150,497 km (0.06 R)
• M25: 66,143,352 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.6

Radius: 7.6

Gravity: 14.52 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 10.62 AU - 16.62 AU

Year: 18836 Days

Day: 18.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,693,899 km

• M1: 94,995 km (0.081 R)
• M2: 464,950 km (0.056 R)
• M3: 777,311 km (0.105 R)
• M4: 1,598,154 km (0.1 R)
• M5: 1,865,037 km (0.096 R)
• M6: 2,582,807 km (0.111 R)
• M7: 2,850,887 km (0.108 R)
• M8: 3,246,723 km (0.055 R)
• M9: 4,657,131 km (0.098 R)
• M10: 8,466,043 km (0.111 R)
• M11: 9,511,433 km (0.11 R)
• M12: 10,517,478 km (0.112 R)
• M13: 12,462,999 km (0.056 R)
• M14: 13,376,294 km (0.082 R)
• M15: 14,108,575 km (0.098 R)
• M16: 15,100,110 km (0.09 R)
• M17: 17,564,436 km (0.109 R)
• M18: 17,824,736 km (0.077 R)
• M19: 18,801,311 km (0.046 R)
• M20: 19,533,742 km (0.118 R)
• M21: 20,860,825 km (0.092 R)
• M22: 21,745,098 km (0.042 R)
• M23: 27,002,416 km (0.094 R)
• M24: 27,699,243 km (0.113 R)
• M25: 30,232,832 km (0.113 R)
• M26: 32,134,520 km (0.106 R)
• M27: 38,461,463 km (0.111 R)
• M28: 44,276,183 km (0.097 R)
• M29: 49,605,906 km (0.106 R)
• M30: 54,055,844 km (0.109 R)
• M31: 55,720,868 km (0.112 R)
• M32: 56,471,700 km (0.079 R)
• M33: 57,229,264 km (0.037 R)
• M34: 58,378,325 km (0.082 R)
• M35: 59,934,143 km (0.036 R)
• M36: 64,561,055 km (0.077 R)
• M37: 72,272,078 km (0.055 R)
• M38: 76,579,000 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.9

Radius: 3.9

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 14.68 AU - 22.38 AU

Year: 29891 Days

Day: 18.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,693,899 km

• M1: 48,619 km (0.058 R)
• M2: 326,572 km (0.084 R)
• M3: 540,198 km (0.118 R)
• M4: 1,248,095 km (0.113 R)
• M5: 1,395,150 km (0.109 R)
• M6: 3,166,987 km (0.072 R)
• M7: 6,360,153 km (0.094 R)
• M8: 7,821,126 km (0.072 R)
• M9: 8,416,376 km (0.098 R)
• M10: 8,894,491 km (0.077 R)
• M11: 12,029,913 km (0.045 R)
• M12: 15,334,231 km (0.109 R)
• M13: 16,631,394 km (0.099 R)
• M14: 19,359,760 km (0.08 R)
• M15: 19,855,677 km (0.116 R)
• M16: 20,615,185 km (0.093 R)
• M17: 21,132,195 km (0.113 R)
• M18: 28,767,820 km (0.108 R)
• M19: 29,521,644 km (0.078 R)
• M20: 31,407,175 km (0.071 R)
• M21: 32,437,007 km (0.113 R)
• M22: 34,323,287 km (0.115 R)
• M23: 37,034,449 km (0.099 R)
• M24: 43,157,639 km (0.097 R)
• M25: 45,726,384 km (0.098 R)
• M26: 49,767,771 km (0.1 R)
• M27: 53,070,892 km (0.066 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 12,962 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit