🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.44 AU - 0.62 AU

Year: 167 Days

Day: 39 Hours

Environment

Temp: 36 °C

Axial Tilt: 9.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.76 AU - 0.88 AU

Year: 322 Days

Day: 35 Hours

Environment

Temp: -36 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.89 AU - 1.39 AU

Year: 528 Days

Day: 33.3 Hours

Environment

Temp: -77 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.93 AU - 1.39 AU

Year: 542 Days

Day: 22.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.15 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.5

Radius: 8.4

Gravity: 13.48 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.55 AU - 3.73 AU

Year: 2412 Days

Day: 11.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,174,757 km

• M1: 104,569 km (0.09 R)
• M2: 396,734 km (0.116 R)
• M3: 786,436 km (0.117 R)
• M4: 1,271,881 km (0.083 R)
• M5: 1,743,713 km (0.096 R)
• M6: 2,530,149 km (0.114 R)
• M7: 2,937,205 km (0.077 R)
• M8: 3,351,142 km (0.097 R)
• M9: 3,629,244 km (0.084 R)
• M10: 4,338,937 km (0.106 R)
• M11: 4,784,439 km (0.054 R)
• M12: 5,186,708 km (0.089 R)
• M13: 5,534,672 km (0.081 R)
• M14: 7,672,576 km (0.112 R)
• M15: 9,888,868 km (0.089 R)
• M16: 10,464,221 km (0.078 R)
• M17: 12,588,661 km (0.043 R)
• M18: 12,991,378 km (0.09 R)
• M19: 14,885,886 km (0.097 R)
• M20: 15,744,278 km (0.109 R)
• M21: 17,394,044 km (0.079 R)
• M22: 17,893,850 km (0.064 R)
• M23: 20,110,143 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.1

Radius: 11.8

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 3.53 AU - 4.37 AU

Year: 3403 Days

Day: 7.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,174,757 km

• M1: 146,756 km (0.117 R)
• M2: 543,639 km (0.118 R)
• M3: 965,056 km (0.1 R)
• M4: 1,513,033 km (0.116 R)
• M5: 1,949,709 km (0.061 R)
• M6: 3,101,463 km (0.094 R)
• M7: 3,774,953 km (0.099 R)
• M8: 4,158,073 km (0.075 R)
• M9: 5,709,852 km (0.036 R)
• M10: 6,908,729 km (0.091 R)
• M11: 7,485,279 km (0.055 R)
• M12: 8,918,875 km (0.083 R)
• M13: 9,525,495 km (0.057 R)
• M14: 9,958,281 km (0.119 R)
• M15: 11,162,544 km (0.117 R)
• M16: 14,262,362 km (0.097 R)
• M17: 14,777,577 km (0.096 R)
• M18: 16,622,418 km (0.103 R)
• M19: 18,373,760 km (0.04 R)
• M20: 21,493,923 km (0.072 R)
• M21: 22,308,932 km (0.105 R)
• M22: 23,003,515 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.3

Radius: 14.7

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.29 AU - 5.27 AU

Year: 3838 Days

Day: 13 Hours

Environment

Temp: -155 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,174,757 km

• M1: 190,887 km (0.088 R)
• M2: 661,372 km (0.073 R)
• M3: 1,729,052 km (0.094 R)
• M4: 2,363,048 km (0.119 R)
• M5: 3,054,639 km (0.101 R)
• M6: 3,624,158 km (0.07 R)
• M7: 4,264,287 km (0.082 R)
• M8: 5,250,436 km (0.086 R)
• M9: 6,409,970 km (0.046 R)
• M10: 7,350,940 km (0.085 R)
• M11: 8,318,988 km (0.083 R)
• M12: 8,965,999 km (0.094 R)
• M13: 10,324,946 km (0.115 R)
• M14: 11,343,408 km (0.052 R)
• M15: 12,469,431 km (0.079 R)
• M16: 14,160,486 km (0.036 R)
• M17: 15,084,851 km (0.117 R)
• M18: 15,755,498 km (0.079 R)
• M19: 16,296,444 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584

Radius: 6.3

Gravity: 14.71 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 11.34 AU - 17.92 AU

Year: 24256 Days

Day: 18 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,174,757 km

• M1: 106,514 km (0.102 R)
• M2: 676,930 km (0.078 R)
• M3: 2,739,436 km (0.108 R)
• M4: 3,271,855 km (0.074 R)
• M5: 5,523,901 km (0.052 R)
• M6: 9,144,020 km (0.08 R)
• M7: 13,058,249 km (0.116 R)
• M8: 16,405,650 km (0.084 R)
• M9: 17,258,957 km (0.093 R)
• M10: 20,771,664 km (0.046 R)
• M11: 23,114,068 km (0.089 R)
• M12: 26,196,382 km (0.047 R)
• M13: 32,230,562 km (0.082 R)
• M14: 34,385,370 km (0.056 R)
• M15: 38,532,223 km (0.107 R)
• M16: 47,460,224 km (0.096 R)
• M17: 47,974,092 km (0.111 R)
• M18: 48,318,616 km (0.069 R)
• M19: 77,942,585 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 233.4

Radius: 6.7

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 12.4 AU - 17.7 AU

Year: 25308 Days

Day: 22.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 62,174,757 km

• M1: 97,388 km (0.039 R)
• M2: 515,963 km (0.077 R)
• M3: 828,922 km (0.1 R)
• M4: 1,793,529 km (0.092 R)
• M5: 2,080,009 km (0.094 R)
• M6: 2,396,857 km (0.103 R)
• M7: 2,745,420 km (0.096 R)
• M8: 3,004,524 km (0.074 R)
• M9: 3,331,545 km (0.112 R)
• M10: 3,766,575 km (0.059 R)
• M11: 5,054,613 km (0.079 R)
• M12: 6,407,127 km (0.086 R)
• M13: 7,299,179 km (0.118 R)
• M14: 8,271,416 km (0.067 R)
• M15: 10,357,558 km (0.11 R)
• M16: 10,698,043 km (0.061 R)
• M17: 14,107,678 km (0.089 R)
• M18: 15,097,268 km (0.089 R)
• M19: 15,315,232 km (0.082 R)
• M20: 17,372,352 km (0.048 R)
• M21: 18,015,623 km (0.101 R)
• M22: 19,010,149 km (0.067 R)
• M23: 21,017,603 km (0.118 R)
• M24: 24,537,043 km (0.096 R)
• M25: 25,965,104 km (0.069 R)
• M26: 28,874,184 km (0.074 R)
• M27: 29,097,983 km (0.095 R)
• M28: 31,281,812 km (0.092 R)
• M29: 39,165,022 km (0.071 R)
• M30: 41,679,762 km (0.099 R)
• M31: 44,003,615 km (0.118 R)
• M32: 49,225,778 km (0.108 R)
• M33: 50,027,024 km (0.065 R)
• M34: 59,966,157 km (0.049 R)
• M35: 60,513,386 km (0.092 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 11,740 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit