🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.48 AU - 0.52 AU

Year: 228 Days

Day: 44.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,443,043 km

• M1: 352,004 km (0.11 R)

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.7

Radius: 12

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.99 AU - 1.21 AU

Year: 745 Days

Day: 12.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,443,043 km

• M1: 149,299 km (0.12 R)
• M2: 590,463 km (0.08 R)
• M3: 988,244 km (0.104 R)
• M4: 1,589,328 km (0.113 R)
• M5: 2,032,885 km (0.064 R)
• M6: 2,446,972 km (0.041 R)
• M7: 3,620,568 km (0.107 R)
• M8: 4,637,085 km (0.057 R)
• M9: 6,206,516 km (0.056 R)
• M10: 6,682,238 km (0.098 R)
• M11: 8,594,996 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.9

Radius: 8.4

Gravity: 9.64 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.14 AU - 1.4 AU

Year: 924 Days

Day: 7 Hours

Environment

Temp: -167 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,443,043 km

• M1: 104,868 km (0.039 R)
• M2: 381,475 km (0.094 R)
• M3: 831,016 km (0.034 R)
• M4: 1,214,286 km (0.096 R)
• M5: 1,695,542 km (0.11 R)
• M6: 2,130,872 km (0.116 R)
• M7: 2,487,663 km (0.07 R)
• M8: 3,025,467 km (0.096 R)
• M9: 3,420,855 km (0.073 R)
• M10: 4,799,399 km (0.117 R)
• M11: 5,396,594 km (0.111 R)
• M12: 5,814,720 km (0.103 R)
• M13: 6,254,238 km (0.039 R)
• M14: 6,670,868 km (0.103 R)
• M15: 7,831,449 km (0.051 R)
• M16: 8,109,401 km (0.056 R)
• M17: 9,204,458 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.3

Radius: 11

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.77 AU - 2.03 AU

Year: 1691 Days

Day: 14.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,443,043 km

• M1: 136,732 km (0.067 R)
• M2: 487,539 km (0.11 R)
• M3: 869,313 km (0.077 R)
• M4: 1,362,837 km (0.095 R)
• M5: 1,747,154 km (0.104 R)
• M6: 2,204,325 km (0.104 R)
• M7: 2,615,719 km (0.098 R)
• M8: 2,987,769 km (0.107 R)
• M9: 3,578,680 km (0.111 R)
• M10: 4,303,632 km (0.119 R)
• M11: 5,037,409 km (0.063 R)
• M12: 5,434,591 km (0.111 R)
• M13: 7,019,730 km (0.085 R)
• M14: 7,860,471 km (0.085 R)
• M15: 8,549,518 km (0.095 R)
• M16: 9,148,658 km (0.075 R)
• M17: 9,574,563 km (0.107 R)
• M18: 10,466,316 km (0.113 R)
• M19: 11,337,873 km (0.066 R)
• M20: 12,296,347 km (0.088 R)
• M21: 13,516,766 km (0.067 R)
• M22: 15,176,554 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.8

Radius: 10.8

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.6 AU - 3.36 AU

Year: 3322 Days

Day: 10.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,443,043 km

• M1: 135,536 km (0.103 R)
• M2: 648,058 km (0.041 R)
• M3: 1,036,264 km (0.092 R)
• M4: 1,561,054 km (0.101 R)
• M5: 1,949,410 km (0.092 R)
• M6: 2,808,251 km (0.072 R)
• M7: 3,314,939 km (0.04 R)
• M8: 3,923,354 km (0.097 R)
• M9: 5,185,062 km (0.101 R)
• M10: 6,288,945 km (0.106 R)
• M11: 7,510,561 km (0.058 R)
• M12: 9,326,829 km (0.086 R)
• M13: 10,869,033 km (0.043 R)
• M14: 11,419,105 km (0.098 R)
• M15: 11,899,015 km (0.107 R)
• M16: 12,666,901 km (0.108 R)
• M17: 13,371,806 km (0.114 R)
• M18: 14,655,206 km (0.12 R)
• M19: 15,014,241 km (0.114 R)
• M20: 15,857,374 km (0.112 R)
• M21: 16,345,213 km (0.107 R)
• M22: 16,787,424 km (0.091 R)
• M23: 18,102,988 km (0.114 R)
• M24: 19,301,865 km (0.107 R)
• M25: 19,671,671 km (0.116 R)
• M26: 21,329,066 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.4

Radius: 10.2

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.72 AU - 3.84 AU

Year: 4745 Days

Day: 5.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,443,043 km

• M1: 126,859 km (0.046 R)
• M2: 468,840 km (0.119 R)
• M3: 808,277 km (0.112 R)
• M4: 1,158,336 km (0.086 R)
• M5: 1,554,172 km (0.101 R)
• M6: 1,919,640 km (0.057 R)
• M7: 2,342,703 km (0.087 R)
• M8: 2,914,765 km (0.11 R)
• M9: 5,388,366 km (0.072 R)
• M10: 6,724,723 km (0.093 R)
• M11: 8,091,599 km (0.076 R)
• M12: 10,667,974 km (0.071 R)
• M13: 11,322,016 km (0.098 R)
• M14: 12,002,686 km (0.078 R)
• M15: 14,947,071 km (0.068 R)
• M16: 17,854,057 km (0.084 R)
• M17: 18,589,181 km (0.084 R)
• M18: 20,916,026 km (0.09 R)
• M19: 21,321,885 km (0.089 R)
• M20: 23,069,787 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.2

Radius: 9.6

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.09 AU - 5.09 AU

Year: 5341 Days

Day: 9.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,443,043 km

• M1: 119,529 km (0.103 R)
• M2: 900,280 km (0.101 R)
• M3: 1,615,956 km (0.113 R)
• M4: 2,089,882 km (0.069 R)
• M5: 2,636,662 km (0.09 R)
• M6: 3,318,230 km (0.082 R)
• M7: 5,372,808 km (0.102 R)
• M8: 6,701,685 km (0.119 R)
• M9: 10,727,065 km (0.08 R)
• M10: 12,193,872 km (0.117 R)
• M11: 12,711,331 km (0.115 R)
• M12: 15,045,955 km (0.109 R)
• M13: 15,520,929 km (0.047 R)
• M14: 17,457,024 km (0.112 R)
• M15: 27,783,765 km (0.059 R)
• M16: 28,139,958 km (0.103 R)
• M17: 29,687,847 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.8

Radius: 9.2

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.6 AU - 5.38 AU

Year: 6143 Days

Day: 5.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,443,043 km

• M1: 115,190 km (0.116 R)
• M2: 475,871 km (0.055 R)
• M3: 1,132,007 km (0.046 R)
• M4: 1,536,669 km (0.106 R)
• M5: 2,733,901 km (0.111 R)
• M6: 3,190,623 km (0.102 R)
• M7: 3,885,954 km (0.108 R)
• M8: 4,733,576 km (0.111 R)
• M9: 5,157,536 km (0.115 R)
• M10: 5,484,408 km (0.112 R)
• M11: 6,379,452 km (0.098 R)
• M12: 7,185,036 km (0.11 R)
• M13: 9,783,551 km (0.086 R)
• M14: 10,147,373 km (0.111 R)
• M15: 10,520,021 km (0.089 R)
• M16: 12,051,305 km (0.107 R)
• M17: 12,843,426 km (0.079 R)
• M18: 15,428,028 km (0.089 R)
• M19: 17,865,427 km (0.062 R)
• M20: 18,204,116 km (0.114 R)
• M21: 19,175,455 km (0.082 R)
• M22: 22,453,593 km (0.111 R)
• M23: 23,896,016 km (0.116 R)
• M24: 26,261,308 km (0.103 R)
• M25: 26,964,717 km (0.106 R)
• M26: 27,771,199 km (0.077 R)
• M27: 28,317,531 km (0.112 R)
• M28: 29,057,292 km (0.074 R)
• M29: 30,382,729 km (0.08 R)
• M30: 34,915,993 km (0.067 R)
• M31: 35,445,869 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.7

Radius: 7

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.78 AU - 8.2 AU

Year: 14583 Days

Day: 18.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,443,043 km

• M1: 90,357 km (0.077 R)
• M2: 325,525 km (0.084 R)
• M3: 996,023 km (0.077 R)
• M4: 1,815,370 km (0.12 R)
• M5: 2,622,451 km (0.118 R)
• M6: 8,682,810 km (0.058 R)
• M7: 9,278,658 km (0.046 R)
• M8: 11,698,105 km (0.096 R)
• M9: 15,289,950 km (0.107 R)
• M10: 15,923,347 km (0.104 R)
• M11: 17,119,532 km (0.092 R)
• M12: 18,893,313 km (0.098 R)
• M13: 20,370,293 km (0.085 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.5

Radius: 5.6

Gravity: 21.64 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 7.4 AU - 9.1 AU

Year: 15300 Days

Day: 19.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 63,443,043 km

• M1: 69,713 km (0.09 R)
• M2: 386,561 km (0.102 R)
• M3: 830,717 km (0.091 R)
• M4: 1,170,753 km (0.09 R)
• M5: 1,850,077 km (0.108 R)
• M6: 2,740,483 km (0.114 R)
• M7: 3,176,711 km (0.062 R)
• M8: 5,358,446 km (0.08 R)
• M9: 5,542,003 km (0.119 R)
• M10: 5,767,896 km (0.116 R)
• M11: 6,039,116 km (0.112 R)
• M12: 6,565,551 km (0.088 R)
• M13: 7,571,148 km (0.06 R)
• M14: 7,849,550 km (0.112 R)
• M15: 8,328,712 km (0.106 R)
• M16: 8,878,035 km (0.098 R)
• M17: 11,318,724 km (0.045 R)
• M18: 13,284,740 km (0.069 R)
• M19: 13,486,398 km (0.081 R)
• M20: 19,473,454 km (0.06 R)
• M21: 20,618,027 km (0.088 R)
• M22: 21,069,963 km (0.102 R)
• M23: 21,528,480 km (0.101 R)
• M24: 25,646,161 km (0.092 R)
• M25: 33,500,050 km (0.105 R)
• M26: 34,124,471 km (0.104 R)
• M27: 34,376,394 km (0.103 R)
• M28: 36,436,805 km (0.091 R)
• M29: 37,230,272 km (0.083 R)
• M30: 37,631,344 km (0.119 R)
• M31: 41,228,276 km (0.105 R)
• M32: 43,997,183 km (0.088 R)
• M33: 44,445,378 km (0.109 R)
• M34: 45,503,184 km (0.105 R)
• M35: 49,740,245 km (0.092 R)
• M36: 50,064,274 km (0.101 R)
• M37: 50,552,711 km (0.112 R)
• M38: 50,880,181 km (0.104 R)
• M39: 59,716,179 km (0.119 R)
• M40: 61,560,721 km (0.059 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 16,653 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit