🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.6 AU - 0.8 AU

Year: 214 Days

Day: 34 Hours

Environment

Temp: 172 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,226,445 km

• M1: 69,413 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.99 AU - 1.01 AU

Year: 365 Days

Day: 39.9 Hours

Environment

Temp: 40 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 52,226,445 km

• M1: 33,809 km (0.076 R)
• M2: 447,447 km (0.054 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.4 AU - 1.5 AU

Year: 638 Days

Day: 36.1 Hours

Environment

Temp: -26 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.49 AU - 1.51 AU

Year: 671 Days

Day: 38.6 Hours

Environment

Temp: -32 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,226,445 km

• M1: 61,784 km (0.066 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.39 AU - 2.67 AU

Year: 1470 Days

Day: 42.6 Hours

Environment

Temp: -84 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,226,445 km

• M1: 1,864,289 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.6

Radius: 9.4

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.58 AU - 9.08 AU

Year: 7248 Days

Day: 11.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,226,445 km

• M1: 116,836 km (0.114 R)
• M2: 851,960 km (0.044 R)
• M3: 1,855,163 km (0.113 R)
• M4: 2,559,171 km (0.114 R)
• M5: 3,356,228 km (0.117 R)
• M6: 3,742,340 km (0.05 R)
• M7: 4,673,587 km (0.083 R)
• M8: 5,725,260 km (0.119 R)
• M9: 6,080,854 km (0.097 R)
• M10: 6,597,565 km (0.096 R)
• M11: 6,988,614 km (0.107 R)
• M12: 8,324,673 km (0.091 R)
• M13: 9,442,468 km (0.109 R)
• M14: 9,940,031 km (0.109 R)
• M15: 11,624,054 km (0.081 R)
• M16: 14,369,773 km (0.118 R)
• M17: 18,097,004 km (0.059 R)
• M18: 19,105,593 km (0.117 R)
• M19: 19,963,985 km (0.057 R)
• M20: 20,719,903 km (0.118 R)
• M21: 21,625,868 km (0.116 R)
• M22: 22,222,165 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.3

Radius: 10.3

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.92 AU - 9.12 AU

Year: 7532 Days

Day: 7.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,226,445 km

• M1: 128,056 km (0.114 R)
• M2: 696,677 km (0.033 R)
• M3: 1,479,972 km (0.062 R)
• M4: 1,975,589 km (0.106 R)
• M5: 2,449,665 km (0.09 R)
• M6: 2,833,683 km (0.064 R)
• M7: 3,822,824 km (0.1 R)
• M8: 4,535,359 km (0.108 R)
• M9: 4,997,915 km (0.077 R)
• M10: 5,459,873 km (0.083 R)
• M11: 5,883,235 km (0.119 R)
• M12: 7,019,431 km (0.086 R)
• M13: 10,150,066 km (0.102 R)
• M14: 11,777,840 km (0.084 R)
• M15: 12,710,134 km (0.096 R)
• M16: 13,165,510 km (0.058 R)
• M17: 13,514,223 km (0.105 R)
• M18: 15,287,406 km (0.117 R)
• M19: 17,004,491 km (0.059 R)
• M20: 17,909,558 km (0.109 R)
• M21: 20,818,040 km (0.098 R)
• M22: 21,451,437 km (0.117 R)
• M23: 24,989,128 km (0.092 R)
• M24: 25,345,170 km (0.118 R)
• M25: 26,989,251 km (0.076 R)
• M26: 32,558,181 km (0.077 R)
• M27: 36,974,759 km (0.053 R)
• M28: 37,321,228 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121

Radius: 8

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 14.89 AU - 20.39 AU

Year: 27061 Days

Day: 18.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,226,445 km

• M1: 100,829 km (0.093 R)
• M2: 378,931 km (0.103 R)
• M3: 784,641 km (0.062 R)
• M4: 1,549,535 km (0.115 R)
• M5: 1,922,183 km (0.105 R)
• M6: 5,042,047 km (0.091 R)
• M7: 6,307,645 km (0.109 R)
• M8: 6,576,322 km (0.066 R)
• M9: 7,772,507 km (0.099 R)
• M10: 8,353,246 km (0.111 R)
• M11: 10,805,305 km (0.107 R)
• M12: 11,415,365 km (0.082 R)
• M13: 12,283,930 km (0.089 R)
• M14: 14,747,807 km (0.055 R)
• M15: 16,562,279 km (0.109 R)
• M16: 18,520,815 km (0.119 R)
• M17: 20,046,264 km (0.1 R)
• M18: 29,369,652 km (0.12 R)
• M19: 30,775,124 km (0.063 R)
• M20: 31,886,487 km (0.117 R)
• M21: 35,501,519 km (0.058 R)
• M22: 37,470,227 km (0.098 R)
• M23: 43,395,350 km (0.091 R)
• M24: 46,362,325 km (0.119 R)
• M25: 51,603,486 km (0.073 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 20,166 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit