🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.29 AU - 1.67 AU

Year: 661 Days

Day: 29.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 109,474,906 km

• M1: 50,564 km (0.102 R)
• M2: 181,911 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.35 AU - 2.09 AU

Year: 828 Days

Day: 16.9 Hours

Environment

Temp: -60 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.42 AU - 3.72 AU

Year: 1975 Days

Day: 15.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,474,906 km

• M1: 248,033 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.9 AU - 3.28 AU

Year: 1994 Days

Day: 46 Hours

Environment

Temp: -115 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.8

Radius: 14.7

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.53 AU - 4.97 AU

Year: 3800 Days

Day: 11.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 109,474,906 km

• M1: 182,809 km (0.091 R)
• M2: 654,790 km (0.065 R)
• M3: 1,158,935 km (0.092 R)
• M4: 1,661,584 km (0.115 R)
• M5: 2,195,349 km (0.078 R)
• M6: 2,741,531 km (0.077 R)
• M7: 3,224,582 km (0.105 R)
• M8: 4,046,473 km (0.077 R)
• M9: 4,555,854 km (0.099 R)
• M10: 5,319,999 km (0.11 R)
• M11: 5,875,905 km (0.081 R)
• M12: 7,204,035 km (0.082 R)
• M13: 10,534,383 km (0.034 R)
• M14: 12,201,502 km (0.107 R)
• M15: 12,876,188 km (0.109 R)
• M16: 13,575,708 km (0.083 R)
• M17: 14,142,983 km (0.085 R)
• M18: 14,833,676 km (0.116 R)
• M19: 16,111,092 km (0.102 R)
• M20: 17,400,327 km (0.075 R)
• M21: 17,947,257 km (0.117 R)
• M22: 19,139,552 km (0.068 R)
• M23: 20,383,907 km (0.081 R)
• M24: 22,173,546 km (0.079 R)
• M25: 25,670,995 km (0.068 R)
• M26: 27,184,027 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.7

Radius: 8.2

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.97 AU - 8.81 AU

Year: 8136 Days

Day: 5.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 109,474,906 km

• M1: 128,654 km (0.11 R)
• M2: 634,145 km (0.101 R)
• M3: 1,499,569 km (0.07 R)
• M4: 2,287,800 km (0.075 R)
• M5: 3,367,598 km (0.084 R)
• M6: 3,721,696 km (0.105 R)
• M7: 5,908,667 km (0.086 R)
• M8: 13,674,442 km (0.116 R)
• M9: 15,016,485 km (0.064 R)
• M10: 17,897,740 km (0.079 R)
• M11: 20,101,017 km (0.102 R)
• M12: 21,128,156 km (0.097 R)
• M13: 24,650,288 km (0.045 R)
• M14: 25,826,427 km (0.077 R)
• M15: 26,226,751 km (0.104 R)
• M16: 27,039,666 km (0.031 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.4

Radius: 11

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.15 AU - 12.37 AU

Year: 12957 Days

Day: 14.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 109,474,906 km

• M1: 136,882 km (0.089 R)
• M2: 533,765 km (0.079 R)
• M3: 1,198,429 km (0.084 R)
• M4: 2,092,126 km (0.101 R)
• M5: 2,883,050 km (0.103 R)
• M6: 3,241,786 km (0.035 R)
• M7: 4,863,726 km (0.117 R)
• M8: 5,276,915 km (0.066 R)
• M9: 7,876,777 km (0.064 R)
• M10: 8,629,553 km (0.069 R)
• M11: 11,674,319 km (0.11 R)
• M12: 13,685,213 km (0.12 R)
• M13: 16,055,591 km (0.087 R)
• M14: 16,759,898 km (0.073 R)
• M15: 17,632,054 km (0.095 R)
• M16: 18,457,834 km (0.112 R)
• M17: 21,173,933 km (0.087 R)
• M18: 26,501,263 km (0.099 R)
• M19: 39,964,622 km (0.086 R)
• M20: 40,478,491 km (0.103 R)
• M21: 42,046,576 km (0.12 R)
• M22: 42,444,955 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.3

Radius: 5.1

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 13.37 AU - 22.13 AU

Year: 27452 Days

Day: 19.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 109,474,906 km

• M1: 75,547 km (0.103 R)
• M2: 243,396 km (0.084 R)
• M3: 528,529 km (0.026 R)
• M4: 1,088,923 km (0.096 R)
• M5: 1,359,246 km (0.03 R)
• M6: 1,738,178 km (0.108 R)
• M7: 2,184,727 km (0.064 R)
• M8: 2,637,859 km (0.113 R)
• M9: 4,499,455 km (0.118 R)
• M10: 6,510,200 km (0.102 R)
• M11: 7,136,267 km (0.074 R)
• M12: 7,620,366 km (0.118 R)
• M13: 9,566,185 km (0.107 R)
• M14: 23,215,495 km (0.057 R)
• M15: 55,111,108 km (0.054 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 927.6

Radius: 7.9

Gravity: 14.86 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 14.95 AU - 22.43 AU

Year: 29661 Days

Day: 20.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 109,474,906 km

• M1: 98,286 km (0.097 R)
• M2: 431,739 km (0.109 R)
• M3: 684,410 km (0.078 R)
• M4: 1,082,490 km (0.085 R)
• M5: 1,890,618 km (0.101 R)
• M6: 3,051,348 km (0.117 R)
• M7: 3,388,392 km (0.116 R)
• M8: 3,682,352 km (0.117 R)
• M9: 4,512,021 km (0.098 R)
• M10: 6,388,727 km (0.048 R)
• M11: 7,747,524 km (0.106 R)
• M12: 9,542,998 km (0.103 R)
• M13: 12,043,825 km (0.117 R)
• M14: 12,731,377 km (0.116 R)
• M15: 15,212,907 km (0.059 R)
• M16: 15,566,406 km (0.07 R)
• M17: 19,101,404 km (0.119 R)
• M18: 19,409,576 km (0.119 R)
• M19: 22,791,086 km (0.089 R)
• M20: 29,859,436 km (0.114 R)
• M21: 31,543,609 km (0.082 R)
• M22: 41,093,189 km (0.107 R)
• M23: 41,779,245 km (0.119 R)
• M24: 45,873,289 km (0.092 R)
• M25: 47,922,631 km (0.101 R)
• M26: 51,406,616 km (0.077 R)
• M27: 57,368,539 km (0.077 R)
• M28: 62,638,424 km (0.095 R)
• M29: 66,325,413 km (0.09 R)
• M30: 72,371,710 km (0.07 R)
• M31: 77,726,416 km (0.09 R)
• M32: 81,708,861 km (0.079 R)
• M33: 88,930,249 km (0.067 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 201 - 15,529 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit