🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.41 AU - 0.61 AU

Year: 235 Days

Day: 21.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.1

Radius: 8.4

Gravity: 13.82 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.01 AU - 1.37 AU

Year: 838 Days

Day: 12.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,109,648 km

• M1: 104,569 km (0.049 R)
• M2: 372,349 km (0.111 R)
• M3: 634,893 km (0.12 R)
• M4: 1,213,987 km (0.05 R)
• M5: 1,871,021 km (0.119 R)
• M6: 3,904,205 km (0.04 R)
• M7: 4,196,669 km (0.106 R)
• M8: 4,753,323 km (0.096 R)
• M9: 5,496,974 km (0.04 R)
• M10: 6,250,349 km (0.084 R)
• M11: 6,882,549 km (0.084 R)
• M12: 7,214,357 km (0.091 R)
• M13: 7,482,437 km (0.12 R)
• M14: 8,300,587 km (0.065 R)
• M15: 9,092,409 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.9

Radius: 10.7

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.61 AU - 2.11 AU

Year: 1638 Days

Day: 8 Hours

Environment

Temp: -188 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,109,648 km

• M1: 133,292 km (0.043 R)
• M2: 490,831 km (0.07 R)
• M3: 864,825 km (0.103 R)
• M4: 2,444,429 km (0.032 R)
• M5: 3,183,742 km (0.112 R)
• M6: 4,020,592 km (0.095 R)
• M7: 4,572,908 km (0.099 R)
• M8: 5,810,232 km (0.102 R)
• M9: 6,580,661 km (0.115 R)
• M10: 7,533,150 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.1

Radius: 11.6

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.88 AU - 2.98 AU

Year: 2446 Days

Day: 6.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,109,648 km

• M1: 144,362 km (0.045 R)
• M2: 619,186 km (0.087 R)
• M3: 1,052,870 km (0.094 R)
• M4: 1,714,242 km (0.118 R)
• M5: 2,114,865 km (0.102 R)
• M6: 2,563,958 km (0.039 R)
• M7: 5,923,028 km (0.107 R)
• M8: 6,881,203 km (0.097 R)
• M9: 7,565,464 km (0.057 R)
• M10: 8,458,862 km (0.071 R)
• M11: 9,139,084 km (0.062 R)
• M12: 9,564,540 km (0.092 R)
• M13: 10,152,459 km (0.11 R)
• M14: 13,190,343 km (0.108 R)
• M15: 13,780,507 km (0.095 R)
• M16: 14,293,628 km (0.068 R)
• M17: 14,722,824 km (0.071 R)
• M18: 16,113,486 km (0.107 R)
• M19: 18,083,091 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.8

Radius: 12.1

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.43 AU - 5.13 AU

Year: 5717 Days

Day: 9.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,109,648 km

• M1: 150,645 km (0.107 R)
• M2: 533,915 km (0.092 R)
• M3: 1,222,963 km (0.086 R)
• M4: 1,655,300 km (0.092 R)
• M5: 2,854,028 km (0.101 R)
• M6: 3,699,855 km (0.085 R)
• M7: 4,583,529 km (0.096 R)
• M8: 8,951,787 km (0.107 R)
• M9: 13,491,783 km (0.061 R)
• M10: 14,133,857 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.5

Radius: 9.2

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.62 AU - 4.7 AU

Year: 6495 Days

Day: 6.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,109,648 km

• M1: 136,882 km (0.068 R)
• M2: 423,362 km (0.107 R)
• M3: 1,110,016 km (0.09 R)
• M4: 1,789,789 km (0.086 R)
• M5: 2,323,704 km (0.114 R)
• M6: 2,795,685 km (0.112 R)
• M7: 3,453,766 km (0.077 R)
• M8: 4,283,286 km (0.114 R)
• M9: 5,075,856 km (0.085 R)
• M10: 7,153,022 km (0.047 R)
• M11: 7,749,918 km (0.103 R)
• M12: 8,079,183 km (0.119 R)
• M13: 9,699,328 km (0.098 R)
• M14: 11,384,697 km (0.057 R)
• M15: 12,003,584 km (0.093 R)
• M16: 13,675,639 km (0.064 R)
• M17: 14,265,952 km (0.084 R)
• M18: 15,154,713 km (0.099 R)
• M19: 15,612,782 km (0.103 R)
• M20: 16,198,308 km (0.069 R)
• M21: 18,299,111 km (0.109 R)
• M22: 20,092,041 km (0.085 R)
• M23: 21,208,041 km (0.104 R)
• M24: 23,259,776 km (0.112 R)
• M25: 23,639,605 km (0.1 R)
• M26: 24,962,200 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.7

Radius: 10.5

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.79 AU - 6.01 AU

Year: 7003 Days

Day: 8.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,109,648 km

• M1: 131,347 km (0.093 R)
• M2: 689,945 km (0.065 R)
• M3: 1,075,609 km (0.078 R)
• M4: 1,797,418 km (0.055 R)
• M5: 2,308,295 km (0.118 R)
• M6: 3,669,785 km (0.057 R)
• M7: 5,413,648 km (0.114 R)
• M8: 7,499,491 km (0.08 R)
• M9: 7,847,306 km (0.113 R)
• M10: 9,660,432 km (0.097 R)
• M11: 10,259,721 km (0.099 R)
• M12: 11,789,060 km (0.107 R)
• M13: 13,521,553 km (0.115 R)
• M14: 20,395,725 km (0.077 R)
• M15: 22,639,693 km (0.026 R)
• M16: 24,787,320 km (0.1 R)
• M17: 35,277,871 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.3

Radius: 4.8

Gravity: 32.43 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.42 AU - 7.44 AU

Year: 11779 Days

Day: 18 Hours

Environment

Temp: -229 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,109,648 km

• M1: 59,690 km (0.077 R)
• M2: 230,830 km (0.108 R)
• M3: 391,049 km (0.094 R)
• M4: 982,110 km (0.113 R)
• M5: 1,165,966 km (0.044 R)
• M6: 2,035,429 km (0.112 R)
• M7: 2,416,754 km (0.085 R)
• M8: 5,988,852 km (0.082 R)
• M9: 6,727,566 km (0.079 R)
• M10: 6,931,767 km (0.062 R)
• M11: 8,478,160 km (0.044 R)
• M12: 9,057,553 km (0.06 R)
• M13: 14,471,350 km (0.028 R)
• M14: 16,594,443 km (0.088 R)
• M15: 19,819,474 km (0.115 R)
• M16: 25,948,499 km (0.058 R)
• M17: 33,465,642 km (0.041 R)
• M18: 34,541,849 km (0.097 R)
• M19: 37,269,467 km (0.102 R)
• M20: 37,524,382 km (0.102 R)
• M21: 45,286,118 km (0.085 R)
• M22: 45,576,338 km (0.086 R)
• M23: 46,160,517 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.9

Radius: 3.5

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.51 AU - 8.43 AU

Year: 14528 Days

Day: 18.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,109,648 km

• M1: 46,675 km (0.118 R)
• M2: 244,144 km (0.095 R)
• M3: 445,951 km (0.118 R)
• M4: 671,994 km (0.049 R)
• M5: 1,258,567 km (0.102 R)
• M6: 1,380,639 km (0.089 R)
• M7: 1,808,040 km (0.073 R)
• M8: 3,114,628 km (0.111 R)
• M9: 4,211,180 km (0.076 R)
• M10: 4,995,223 km (0.101 R)
• M11: 5,250,885 km (0.103 R)
• M12: 8,026,973 km (0.078 R)
• M13: 8,484,742 km (0.064 R)
• M14: 10,326,143 km (0.028 R)
• M15: 10,740,828 km (0.116 R)
• M16: 10,867,238 km (0.082 R)
• M17: 13,125,119 km (0.056 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432.2

Radius: 6.5

Gravity: 10.23 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.89 AU - 10.07 AU

Year: 15944 Days

Day: 22.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 56,109,648 km

• M1: 88,712 km (0.103 R)
• M2: 529,128 km (0.119 R)
• M3: 753,674 km (0.119 R)
• M4: 988,244 km (0.103 R)
• M5: 1,337,255 km (0.113 R)
• M6: 2,483,025 km (0.086 R)
• M7: 3,179,553 km (0.109 R)
• M8: 3,914,228 km (0.06 R)
• M9: 4,321,434 km (0.111 R)
• M10: 4,918,928 km (0.066 R)
• M11: 5,323,889 km (0.086 R)
• M12: 5,641,784 km (0.067 R)
• M13: 6,085,492 km (0.076 R)
• M14: 6,433,307 km (0.105 R)
• M15: 7,339,571 km (0.1 R)
• M16: 8,469,483 km (0.102 R)
• M17: 8,708,690 km (0.058 R)
• M18: 9,001,753 km (0.109 R)
• M19: 10,566,546 km (0.085 R)
• M20: 10,843,901 km (0.114 R)
• M21: 11,471,314 km (0.109 R)
• M22: 11,942,697 km (0.117 R)
• M23: 12,488,131 km (0.116 R)
• M24: 13,177,328 km (0.107 R)
• M25: 14,494,837 km (0.11 R)
• M26: 15,467,821 km (0.096 R)
• M27: 16,115,730 km (0.084 R)
• M28: 18,168,512 km (0.075 R)
• M29: 23,341,756 km (0.069 R)
• M30: 28,021,177 km (0.036 R)
• M31: 30,635,550 km (0.105 R)
• M32: 30,973,342 km (0.101 R)
• M33: 31,427,670 km (0.042 R)
• M34: 31,886,337 km (0.099 R)
• M35: 36,092,581 km (0.098 R)
• M36: 36,469,418 km (0.118 R)
• M37: 38,654,743 km (0.109 R)
• M38: 49,342,314 km (0.083 R)
• M39: 52,653,514 km (0.085 R)
• M40: 54,941,314 km (0.072 R)
• M41: 55,774,125 km (0.107 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 17,217 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit