🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.56 AU - 0.94 AU

Year: 234 Days

Day: 35.2 Hours

Environment

Temp: 116 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,185,566 km

• M1: 39,195 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.81 AU - 2.35 AU

Year: 1080 Days

Day: 47.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.6

Radius: 12.9

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 6.15 AU - 9.13 AU

Year: 7600 Days

Day: 9.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 118.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 49,185,566 km

• M1: 162,762 km (0.115 R)
• M2: 627,862 km (0.063 R)
• M3: 1,102,985 km (0.078 R)
• M4: 1,523,206 km (0.093 R)
• M5: 1,943,576 km (0.113 R)
• M6: 2,460,586 km (0.077 R)
• M7: 3,154,421 km (0.072 R)
• M8: 6,041,809 km (0.064 R)
• M9: 6,600,557 km (0.118 R)
• M10: 7,004,472 km (0.096 R)
• M11: 7,424,991 km (0.116 R)
• M12: 8,832,707 km (0.067 R)
• M13: 9,928,811 km (0.079 R)
• M14: 11,320,071 km (0.032 R)
• M15: 13,586,329 km (0.106 R)
• M16: 15,747,869 km (0.034 R)
• M17: 17,775,668 km (0.102 R)
• M18: 18,201,274 km (0.12 R)
• M19: 19,669,427 km (0.09 R)
• M20: 20,124,803 km (0.064 R)
• M21: 24,285,569 km (0.102 R)
• M22: 29,183,403 km (0.067 R)
• M23: 30,478,322 km (0.095 R)
• M24: 38,944,514 km (0.1 R)
• M25: 39,543,056 km (0.106 R)
• M26: 40,635,868 km (0.106 R)
• M27: 41,623,962 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.3

Radius: 9.4

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 7.83 AU - 7.85 AU

Year: 7900 Days

Day: 5.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,185,566 km

• M1: 116,836 km (0.117 R)
• M2: 415,284 km (0.058 R)
• M3: 1,352,514 km (0.064 R)
• M4: 1,742,815 km (0.075 R)
• M5: 2,419,297 km (0.118 R)
• M6: 3,138,863 km (0.049 R)
• M7: 6,756,139 km (0.084 R)
• M8: 9,737,924 km (0.058 R)
• M9: 11,201,589 km (0.109 R)
• M10: 12,340,628 km (0.1 R)
• M11: 12,806,775 km (0.091 R)
• M12: 13,123,922 km (0.044 R)
• M13: 13,446,455 km (0.097 R)
• M14: 16,654,282 km (0.106 R)
• M15: 20,125,402 km (0.063 R)
• M16: 23,338,165 km (0.093 R)
• M17: 24,534,799 km (0.091 R)
• M18: 28,191,868 km (0.114 R)
• M19: 29,548,571 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.5

Radius: 11.2

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 6.76 AU - 9.86 AU

Year: 8621 Days

Day: 9.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 49,185,566 km

• M1: 139,276 km (0.113 R)
• M2: 878,588 km (0.11 R)
• M3: 1,395,150 km (0.087 R)
• M4: 1,832,574 km (0.07 R)
• M5: 2,258,180 km (0.102 R)
• M6: 2,928,827 km (0.073 R)
• M7: 3,356,228 km (0.049 R)
• M8: 3,776,299 km (0.065 R)
• M9: 4,364,368 km (0.107 R)
• M10: 5,101,736 km (0.08 R)
• M11: 6,155,055 km (0.07 R)
• M12: 7,347,799 km (0.118 R)
• M13: 7,978,802 km (0.06 R)
• M14: 8,948,945 km (0.093 R)
• M15: 10,771,196 km (0.094 R)
• M16: 11,327,102 km (0.063 R)
• M17: 12,551,411 km (0.093 R)
• M18: 14,641,892 km (0.06 R)
• M19: 20,251,961 km (0.098 R)
• M20: 21,256,062 km (0.069 R)
• M21: 21,890,357 km (0.099 R)
• M22: 25,517,956 km (0.052 R)
• M23: 27,801,717 km (0.075 R)
• M24: 32,250,159 km (0.099 R)
• M25: 34,263,148 km (0.095 R)
• M26: 35,576,917 km (0.072 R)
• M27: 38,889,911 km (0.091 R)
• M28: 39,838,811 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.3

Radius: 11.2

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 9.38 AU - 14.08 AU

Year: 14458 Days

Day: 7.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,185,566 km

• M1: 139,575 km (0.025 R)
• M2: 498,759 km (0.104 R)
• M3: 973,882 km (0.074 R)
• M4: 1,392,906 km (0.104 R)
• M5: 2,401,195 km (0.08 R)
• M6: 3,086,802 km (0.039 R)
• M7: 3,542,178 km (0.112 R)
• M8: 5,013,773 km (0.064 R)
• M9: 5,429,356 km (0.058 R)
• M10: 6,019,370 km (0.117 R)
• M11: 6,529,947 km (0.052 R)
• M12: 7,910,436 km (0.1 R)
• M13: 9,016,712 km (0.119 R)
• M14: 10,168,766 km (0.081 R)
• M15: 11,534,744 km (0.09 R)
• M16: 12,323,723 km (0.05 R)
• M17: 18,315,716 km (0.072 R)
• M18: 19,138,056 km (0.114 R)
• M19: 21,753,026 km (0.045 R)
• M20: 22,675,297 km (0.084 R)
• M21: 25,295,504 km (0.074 R)
• M22: 27,574,927 km (0.048 R)
• M23: 29,987,791 km (0.106 R)
• M24: 34,234,725 km (0.073 R)
• M25: 37,278,742 km (0.12 R)
• M26: 39,270,339 km (0.074 R)
• M27: 43,899,794 km (0.08 R)
• M28: 45,669,537 km (0.047 R)
• M29: 49,194,063 km (0.093 R)
• M30: 55,237,667 km (0.066 R)
• M31: 56,434,151 km (0.048 R)
• M32: 57,647,839 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 166.3

Radius: 5.4

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 14.21 AU - 15.97 AU

Year: 21096 Days

Day: 21.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,185,566 km

• M1: 67,169 km (0.107 R)
• M2: 283,787 km (0.044 R)
• M3: 576,101 km (0.081 R)
• M4: 1,156,990 km (0.081 R)
• M5: 2,805,110 km (0.045 R)
• M6: 3,140,508 km (0.08 R)
• M7: 3,784,826 km (0.119 R)
• M8: 6,776,335 km (0.07 R)
• M9: 7,215,404 km (0.08 R)
• M10: 11,492,557 km (0.065 R)
• M11: 16,202,945 km (0.07 R)
• M12: 21,038,697 km (0.076 R)
• M13: 25,977,820 km (0.085 R)
• M14: 26,364,530 km (0.091 R)
• M15: 40,604,303 km (0.081 R)
• M16: 43,388,319 km (0.115 R)
• M17: 45,174,069 km (0.051 R)
• M18: 48,452,506 km (0.084 R)
• M19: 49,038,332 km (0.054 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 20,148 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit