🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.49 AU - 0.55 AU

Year: 163 Days

Day: 42.9 Hours

Environment

Temp: 42 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.54 AU - 0.56 AU

Year: 177 Days

Day: 42.4 Hours

Environment

Temp: 25 °C

Axial Tilt: 22.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 69,924,953 km

• M1: 271,969 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.55 AU - 0.63 AU

Year: 196 Days

Day: 44.3 Hours

Environment

Temp: 34 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.58 AU - 0.74 AU

Year: 232 Days

Day: 34.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 176.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.68 AU - 0.84 AU

Year: 287 Days

Day: 42.9 Hours

Environment

Temp: -22 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.9

Radius: 12.1

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.53 AU - 3.69 AU

Year: 2377 Days

Day: 13.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,924,953 km

• M1: 153,039 km (0.086 R)
• M2: 717,322 km (0.082 R)
• M3: 1,196,783 km (0.083 R)
• M4: 1,586,785 km (0.103 R)
• M5: 2,221,977 km (0.094 R)
• M6: 2,621,104 km (0.039 R)
• M7: 3,672,777 km (0.05 R)
• M8: 5,849,576 km (0.101 R)
• M9: 7,002,078 km (0.093 R)
• M10: 7,514,899 km (0.12 R)
• M11: 8,114,189 km (0.098 R)
• M12: 9,105,873 km (0.057 R)
• M13: 10,105,187 km (0.068 R)
• M14: 10,576,270 km (0.097 R)
• M15: 11,445,733 km (0.091 R)
• M16: 13,938,333 km (0.12 R)
• M17: 16,823,477 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337.9

Radius: 3.9

Gravity: 22.22 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 8.65 AU - 11.29 AU

Year: 13646 Days

Day: 24.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,924,953 km

• M1: 48,470 km (0.084 R)
• M2: 178,919 km (0.09 R)
• M3: 319,990 km (0.059 R)
• M4: 544,087 km (0.077 R)
• M5: 954,584 km (0.111 R)
• M6: 1,517,222 km (0.11 R)
• M7: 1,814,173 km (0.051 R)
• M8: 2,663,590 km (0.068 R)
• M9: 3,005,122 km (0.05 R)
• M10: 3,163,546 km (0.069 R)
• M11: 3,646,897 km (0.057 R)
• M12: 3,801,132 km (0.069 R)
• M13: 4,520,249 km (0.095 R)
• M14: 5,036,960 km (0.076 R)
• M15: 5,358,596 km (0.065 R)
• M16: 6,007,551 km (0.108 R)
• M17: 6,406,230 km (0.098 R)
• M18: 6,593,227 km (0.101 R)
• M19: 8,443,603 km (0.06 R)
• M20: 10,561,759 km (0.092 R)
• M21: 13,009,031 km (0.116 R)
• M22: 13,798,608 km (0.077 R)
• M23: 14,943,930 km (0.055 R)
• M24: 15,606,798 km (0.108 R)
• M25: 17,349,463 km (0.089 R)
• M26: 18,530,389 km (0.081 R)
• M27: 22,307,436 km (0.118 R)
• M28: 22,650,763 km (0.102 R)
• M29: 28,937,315 km (0.093 R)
• M30: 29,345,717 km (0.105 R)
• M31: 31,445,024 km (0.085 R)
• M32: 32,202,886 km (0.085 R)
• M33: 33,306,470 km (0.067 R)
• M34: 33,530,119 km (0.075 R)
• M35: 34,663,771 km (0.11 R)
• M36: 42,661,423 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.9

Radius: 5.1

Gravity: 22.6 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 11.27 AU - 13.61 AU

Year: 19019 Days

Day: 18.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,924,953 km

• M1: 63,729 km (0.112 R)
• M2: 224,098 km (0.1 R)
• M3: 581,487 km (0.107 R)
• M4: 848,669 km (0.112 R)
• M5: 1,749,697 km (0.116 R)
• M6: 1,930,860 km (0.091 R)
• M7: 2,439,642 km (0.082 R)
• M8: 3,268,863 km (0.062 R)
• M9: 6,178,242 km (0.037 R)
• M10: 6,997,440 km (0.107 R)
• M11: 9,114,250 km (0.096 R)
• M12: 9,605,829 km (0.085 R)
• M13: 9,886,474 km (0.118 R)
• M14: 10,523,163 km (0.103 R)
• M15: 11,125,294 km (0.097 R)
• M16: 12,201,202 km (0.107 R)
• M17: 12,464,195 km (0.046 R)
• M18: 15,765,222 km (0.111 R)
• M19: 17,366,218 km (0.101 R)
• M20: 17,698,924 km (0.09 R)
• M21: 19,249,207 km (0.03 R)
• M22: 19,426,779 km (0.111 R)
• M23: 21,933,292 km (0.106 R)
• M24: 23,113,469 km (0.087 R)
• M25: 27,464,673 km (0.039 R)
• M26: 29,418,571 km (0.113 R)
• M27: 32,582,865 km (0.068 R)
• M28: 36,371,730 km (0.091 R)
• M29: 37,604,716 km (0.117 R)
• M30: 38,021,944 km (0.104 R)
• M31: 40,444,084 km (0.054 R)
• M32: 50,148,348 km (0.038 R)
• M33: 52,535,631 km (0.06 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 12,406 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit