🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.86 AU - 0.94 AU

Year: 303 Days

Day: 20.1 Hours

Environment

Temp: 99 °C

Axial Tilt: 26.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,421,105 km

• M1: 122,221 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.22 AU - 4.98 AU

Year: 2945 Days

Day: 43.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.92 AU - 5.68 AU

Year: 4329 Days

Day: 40.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,421,105 km

• M1: 874,998 km (0.083 R)

Asteroid Belt

Center: 5.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.3

Radius: 14.3

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.56 AU - 6.74 AU

Year: 6084 Days

Day: 12.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 103,421,105 km

• M1: 177,872 km (0.082 R)
• M2: 1,723,816 km (0.095 R)
• M3: 2,579,516 km (0.095 R)
• M4: 4,106,312 km (0.055 R)
• M5: 6,358,508 km (0.098 R)
• M6: 7,209,121 km (0.083 R)
• M7: 8,060,632 km (0.108 R)
• M8: 8,899,129 km (0.101 R)
• M9: 9,753,033 km (0.106 R)
• M10: 10,930,518 km (0.103 R)
• M11: 11,389,933 km (0.06 R)
• M12: 13,725,156 km (0.088 R)
• M13: 17,771,629 km (0.114 R)
• M14: 18,862,945 km (0.039 R)
• M15: 28,995,807 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.7

Radius: 10.1

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.51 AU - 9.15 AU

Year: 7773 Days

Day: 10.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 125.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 103,421,105 km

• M1: 125,662 km (0.089 R)
• M2: 490,083 km (0.064 R)
• M3: 918,082 km (0.092 R)
• M4: 1,644,380 km (0.043 R)
• M5: 2,433,808 km (0.105 R)
• M6: 2,809,897 km (0.098 R)
• M7: 4,007,278 km (0.078 R)
• M8: 5,079,745 km (0.042 R)
• M9: 5,427,261 km (0.068 R)
• M10: 7,483,783 km (0.11 R)
• M11: 10,748,757 km (0.105 R)
• M12: 11,618,818 km (0.037 R)
• M13: 12,483,045 km (0.085 R)
• M14: 14,569,037 km (0.107 R)
• M15: 15,573,587 km (0.093 R)
• M16: 16,247,825 km (0.081 R)
• M17: 17,328,071 km (0.109 R)
• M18: 18,933,406 km (0.077 R)
• M19: 20,929,191 km (0.08 R)
• M20: 21,449,193 km (0.048 R)
• M21: 22,982,721 km (0.085 R)
• M22: 25,418,174 km (0.116 R)
• M23: 30,987,254 km (0.096 R)
• M24: 31,468,959 km (0.086 R)
• M25: 33,851,006 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719

Radius: 13.7

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 9.01 AU - 11.77 AU

Year: 11881 Days

Day: 7.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 103,421,105 km

• M1: 170,841 km (0.051 R)
• M2: 727,046 km (0.05 R)
• M3: 2,023,162 km (0.117 R)
• M4: 2,690,817 km (0.112 R)
• M5: 4,092,100 km (0.079 R)
• M6: 6,777,532 km (0.039 R)
• M7: 8,053,003 km (0.09 R)
• M8: 9,891,561 km (0.044 R)
• M9: 16,262,785 km (0.113 R)
• M10: 17,073,306 km (0.086 R)
• M11: 23,521,722 km (0.115 R)
• M12: 24,943,201 km (0.079 R)
• M13: 29,335,544 km (0.103 R)
• M14: 31,318,464 km (0.093 R)
• M15: 33,624,814 km (0.083 R)
• M16: 34,338,246 km (0.12 R)
• M17: 35,427,319 km (0.086 R)
• M18: 36,915,219 km (0.035 R)
• M19: 47,468,302 km (0.071 R)
• M20: 50,505,887 km (0.051 R)
• M21: 51,756,375 km (0.047 R)
• M22: 54,645,409 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.7

Radius: 3.2

Gravity: 95.09 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 13.8 AU - 19.54 AU

Year: 24146 Days

Day: 20 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 103,421,105 km

• M1: 39,793 km (0.104 R)
• M2: 238,459 km (0.065 R)
• M3: 366,964 km (0.041 R)
• M4: 595,848 km (0.106 R)
• M5: 1,159,084 km (0.078 R)
• M6: 1,591,422 km (0.11 R)
• M7: 1,724,415 km (0.061 R)
• M8: 1,990,998 km (0.071 R)
• M9: 2,928,378 km (0.088 R)
• M10: 4,525,934 km (0.075 R)
• M11: 5,071,517 km (0.09 R)
• M12: 5,360,241 km (0.12 R)
• M13: 6,106,735 km (0.114 R)
• M14: 8,993,674 km (0.047 R)
• M15: 9,539,258 km (0.104 R)
• M16: 10,496,983 km (0.074 R)
• M17: 12,676,026 km (0.113 R)
• M18: 17,159,025 km (0.112 R)
• M19: 21,724,752 km (0.105 R)
• M20: 24,516,099 km (0.038 R)
• M21: 24,983,742 km (0.086 R)
• M22: 27,286,801 km (0.078 R)
• M23: 30,661,879 km (0.111 R)
• M24: 32,871,439 km (0.113 R)
• M25: 36,532,398 km (0.116 R)
• M26: 36,836,531 km (0.111 R)
• M27: 41,437,713 km (0.088 R)
• M28: 42,101,030 km (0.091 R)
• M29: 43,109,020 km (0.106 R)
• M30: 53,305,312 km (0.103 R)
• M31: 53,892,783 km (0.119 R)
• M32: 57,919,957 km (0.11 R)
• M33: 60,218,229 km (0.09 R)
• M34: 64,551,182 km (0.084 R)
• M35: 68,855,711 km (0.115 R)
• M36: 71,196,170 km (0.071 R)
• M37: 71,908,405 km (0.105 R)
• M38: 77,779,224 km (0.065 R)
• M39: 78,282,322 km (0.062 R)
• M40: 78,534,693 km (0.069 R)
• M41: 90,740,533 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.8

Radius: 5.5

Gravity: 21.38 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 17.72 AU - 23.02 AU

Year: 32615 Days

Day: 21.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 103,421,105 km

• M1: 68,366 km (0.113 R)
• M2: 270,323 km (0.074 R)
• M3: 567,275 km (0.095 R)
• M4: 1,110,016 km (0.072 R)
• M5: 1,822,700 km (0.084 R)
• M6: 2,217,788 km (0.092 R)
• M7: 2,435,902 km (0.105 R)
• M8: 2,748,711 km (0.093 R)
• M9: 3,682,202 km (0.118 R)
• M10: 5,177,283 km (0.066 R)
• M11: 6,682,986 km (0.114 R)
• M12: 6,985,173 km (0.054 R)
• M13: 7,562,621 km (0.054 R)
• M14: 8,872,351 km (0.06 R)
• M15: 10,798,722 km (0.092 R)
• M16: 13,378,986 km (0.056 R)
• M17: 14,021,659 km (0.052 R)
• M18: 15,806,212 km (0.049 R)
• M19: 17,546,633 km (0.057 R)
• M20: 18,610,574 km (0.116 R)
• M21: 20,338,279 km (0.118 R)
• M22: 23,758,984 km (0.086 R)
• M23: 25,788,579 km (0.081 R)
• M24: 27,288,896 km (0.088 R)
• M25: 31,713,103 km (0.093 R)
• M26: 31,995,693 km (0.11 R)
• M27: 37,846,466 km (0.111 R)
• M28: 39,453,895 km (0.119 R)
• M29: 41,106,204 km (0.071 R)
• M30: 49,492,810 km (0.086 R)
• M31: 51,607,974 km (0.096 R)
• M32: 53,782,678 km (0.059 R)
• M33: 60,022,705 km (0.109 R)
• M34: 60,455,043 km (0.105 R)
• M35: 67,892,002 km (0.068 R)
• M36: 75,915,983 km (0.119 R)
• M37: 78,209,019 km (0.099 R)
• M38: 81,867,285 km (0.055 R)
• M39: 87,012,106 km (0.107 R)
• M40: 87,288,712 km (0.083 R)
• M41: 95,273,498 km (0.107 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 11,957 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit