🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.62 AU - 0.68 AU

Year: 189 Days

Day: 12.9 Hours

Environment

Temp: 148 °C

Axial Tilt: 48.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.47 AU - 1.59 AU

Year: 681 Days

Day: 19 Hours

Environment

Temp: -35 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.35 AU - 4.81 AU

Year: 2966 Days

Day: 44.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.34 AU - 4.88 AU

Year: 2999 Days

Day: 33.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.08 AU - 4.52 AU

Year: 3209 Days

Day: 45.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 15.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 296.1

Radius: 6.8

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 12.16 AU - 19.76 AU

Year: 22947 Days

Day: 24.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,353,579 km

• M1: 84,672 km (0.054 R)
• M2: 323,580 km (0.109 R)
• M3: 755,020 km (0.064 R)
• M4: 1,351,766 km (0.091 R)
• M5: 2,973,706 km (0.094 R)
• M6: 3,326,009 km (0.08 R)
• M7: 5,161,127 km (0.077 R)
• M8: 5,976,884 km (0.059 R)
• M9: 7,091,837 km (0.103 R)
• M10: 7,955,465 km (0.098 R)
• M11: 10,333,772 km (0.069 R)
• M12: 13,082,633 km (0.042 R)
• M13: 13,348,319 km (0.073 R)
• M14: 16,902,465 km (0.087 R)
• M15: 19,278,229 km (0.077 R)
• M16: 28,385,448 km (0.049 R)
• M17: 30,196,181 km (0.087 R)
• M18: 32,082,610 km (0.083 R)
• M19: 46,602,429 km (0.083 R)
• M20: 47,534,723 km (0.109 R)
• M21: 54,412,635 km (0.106 R)
• M22: 54,755,813 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.5

Radius: 3.1

Gravity: 91.42 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 13.48 AU - 20.64 AU

Year: 25359 Days

Day: 17.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 48,353,579 km

• M1: 38,596 km (0.101 R)
• M2: 201,658 km (0.078 R)
• M3: 315,801 km (0.094 R)
• M4: 631,901 km (0.109 R)
• M5: 790,026 km (0.11 R)
• M6: 909,705 km (0.077 R)
• M7: 1,027,737 km (0.105 R)
• M8: 1,515,127 km (0.083 R)
• M9: 2,096,016 km (0.051 R)
• M10: 4,189,189 km (0.118 R)
• M11: 4,592,954 km (0.09 R)
• M12: 5,736,929 km (0.115 R)
• M13: 6,050,187 km (0.027 R)
• M14: 8,454,673 km (0.091 R)
• M15: 9,338,946 km (0.117 R)
• M16: 10,413,508 km (0.117 R)
• M17: 11,219,840 km (0.103 R)
• M18: 13,261,402 km (0.104 R)
• M19: 15,366,992 km (0.107 R)
• M20: 16,409,690 km (0.058 R)
• M21: 19,719,094 km (0.113 R)
• M22: 21,369,757 km (0.093 R)
• M23: 25,534,861 km (0.046 R)
• M24: 26,379,341 km (0.044 R)
• M25: 28,507,370 km (0.104 R)
• M26: 30,747,000 km (0.116 R)
• M27: 33,101,072 km (0.094 R)
• M28: 36,322,064 km (0.066 R)
• M29: 36,473,307 km (0.069 R)
• M30: 37,697,915 km (0.084 R)
• M31: 38,477,021 km (0.087 R)
• M32: 39,906,429 km (0.091 R)
• M33: 45,625,705 km (0.094 R)
• M34: 53,024,965 km (0.101 R)
• M35: 57,007,261 km (0.108 R)
• M36: 62,043,473 km (0.076 R)
• M37: 71,555,654 km (0.097 R)
• M38: 78,661,552 km (0.112 R)
• M39: 81,216,834 km (0.114 R)
• M40: 82,254,145 km (0.103 R)
• M41: 91,991,321 km (0.117 R)
• M42: 93,685,367 km (0.117 R)
• M43: 95,976,309 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 64.9

Radius: 5.5

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 16.99 AU - 23.61 AU

Year: 32917 Days

Day: 22.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,353,579 km

• M1: 69,413 km (0.088 R)
• M2: 432,039 km (0.077 R)
• M3: 663,616 km (0.088 R)
• M4: 997,818 km (0.109 R)
• M5: 1,520,812 km (0.111 R)
• M6: 1,725,911 km (0.074 R)
• M7: 2,554,084 km (0.115 R)
• M8: 2,910,726 km (0.107 R)
• M9: 3,801,282 km (0.074 R)
• M10: 4,616,740 km (0.112 R)
• M11: 4,986,097 km (0.062 R)
• M12: 6,857,716 km (0.111 R)
• M13: 8,685,054 km (0.073 R)
• M14: 8,916,631 km (0.085 R)
• M15: 9,834,714 km (0.033 R)
• M16: 17,277,208 km (0.069 R)
• M17: 22,026,342 km (0.078 R)
• M18: 23,336,520 km (0.06 R)
• M19: 28,078,324 km (0.078 R)
• M20: 31,864,346 km (0.103 R)
• M21: 38,160,023 km (0.087 R)
• M22: 40,687,479 km (0.05 R)
• M23: 40,946,134 km (0.071 R)
• M24: 43,324,291 km (0.119 R)
• M25: 45,097,924 km (0.112 R)

Kuiper Belt

Range: 30.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 12,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit