🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.3

Radius: 13.8

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.07 AU - 1.59 AU

Year: 1023 Days

Day: 7.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,207,422 km

• M1: 172,636 km (0.101 R)
• M2: 678,277 km (0.077 R)
• M3: 1,283,699 km (0.11 R)
• M4: 1,717,982 km (0.089 R)
• M5: 2,301,563 km (0.075 R)
• M6: 3,311,050 km (0.044 R)
• M7: 4,471,032 km (0.1 R)
• M8: 5,284,545 km (0.116 R)
• M9: 5,811,279 km (0.032 R)
• M10: 7,515,797 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.3

Radius: 9

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.84 AU - 2.72 AU

Year: 2296 Days

Day: 14.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,207,422 km

• M1: 112,198 km (0.089 R)
• M2: 597,045 km (0.091 R)
• M3: 978,669 km (0.105 R)
• M4: 1,286,093 km (0.093 R)
• M5: 1,589,029 km (0.094 R)
• M6: 1,989,951 km (0.117 R)
• M7: 2,674,361 km (0.079 R)
• M8: 3,023,822 km (0.093 R)
• M9: 3,537,541 km (0.079 R)
• M10: 3,879,372 km (0.111 R)
• M11: 4,260,248 km (0.064 R)
• M12: 4,557,649 km (0.099 R)
• M13: 4,925,360 km (0.085 R)
• M14: 5,596,157 km (0.072 R)
• M15: 6,998,338 km (0.118 R)
• M16: 8,621,325 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.9

Radius: 14

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.93 AU - 2.65 AU

Year: 2311 Days

Day: 5.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,207,422 km

• M1: 174,132 km (0.103 R)
• M2: 677,080 km (0.107 R)
• M3: 1,113,008 km (0.111 R)
• M4: 1,894,657 km (0.109 R)
• M5: 2,768,608 km (0.079 R)
• M6: 3,705,838 km (0.098 R)
• M7: 4,197,567 km (0.091 R)
• M8: 5,052,369 km (0.111 R)
• M9: 5,761,014 km (0.114 R)
• M10: 6,732,353 km (0.074 R)
• M11: 8,896,137 km (0.076 R)
• M12: 10,193,449 km (0.114 R)
• M13: 10,730,805 km (0.045 R)
• M14: 11,779,037 km (0.084 R)
• M15: 13,478,020 km (0.079 R)
• M16: 14,173,201 km (0.081 R)
• M17: 15,939,504 km (0.12 R)
• M18: 16,612,096 km (0.043 R)
• M19: 17,195,976 km (0.095 R)
• M20: 18,014,127 km (0.105 R)
• M21: 19,787,460 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.9

Radius: 11.1

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.65 AU - 3.43 AU

Year: 3535 Days

Day: 14.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,207,422 km

• M1: 144,960 km (0.093 R)
• M2: 490,531 km (0.105 R)
• M3: 866,172 km (0.089 R)
• M4: 1,382,135 km (0.083 R)
• M5: 1,863,989 km (0.114 R)
• M6: 2,856,123 km (0.105 R)
• M7: 3,374,629 km (0.115 R)
• M8: 3,809,061 km (0.095 R)
• M9: 5,633,257 km (0.079 R)
• M10: 6,363,893 km (0.044 R)
• M11: 7,124,748 km (0.109 R)
• M12: 9,311,719 km (0.07 R)
• M13: 11,957,956 km (0.075 R)
• M14: 15,816,085 km (0.118 R)
• M15: 18,745,212 km (0.084 R)
• M16: 19,860,165 km (0.116 R)
• M17: 21,547,928 km (0.095 R)
• M18: 22,018,114 km (0.044 R)
• M19: 22,563,996 km (0.096 R)
• M20: 24,111,736 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.4

Radius: 8.8

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.74 AU - 3.62 AU

Year: 3782 Days

Day: 13.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,207,422 km

• M1: 116,537 km (0.086 R)
• M2: 650,751 km (0.112 R)
• M3: 1,001,558 km (0.099 R)
• M4: 1,650,962 km (0.061 R)
• M5: 2,749,010 km (0.12 R)
• M6: 3,954,470 km (0.039 R)
• M7: 7,334,634 km (0.085 R)
• M8: 8,882,523 km (0.105 R)
• M9: 10,004,208 km (0.102 R)
• M10: 11,859,970 km (0.103 R)
• M11: 17,856,301 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.4

Radius: 8.9

Gravity: 10.08 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.93 AU - 4.33 AU

Year: 4612 Days

Day: 7.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,207,422 km

• M1: 110,702 km (0.063 R)
• M2: 480,508 km (0.111 R)
• M3: 1,557,613 km (0.083 R)
• M4: 2,413,762 km (0.055 R)
• M5: 4,090,305 km (0.116 R)
• M6: 4,627,960 km (0.099 R)
• M7: 5,695,939 km (0.109 R)
• M8: 7,089,144 km (0.09 R)
• M9: 7,576,683 km (0.108 R)
• M10: 9,669,408 km (0.11 R)
• M11: 9,966,360 km (0.094 R)
• M12: 10,445,223 km (0.108 R)
• M13: 13,914,248 km (0.102 R)
• M14: 14,734,493 km (0.062 R)
• M15: 16,291,807 km (0.076 R)
• M16: 17,018,104 km (0.052 R)
• M17: 18,862,197 km (0.07 R)
• M18: 19,326,549 km (0.105 R)
• M19: 19,866,448 km (0.103 R)
• M20: 24,476,605 km (0.093 R)
• M21: 26,077,302 km (0.088 R)
• M22: 27,322,854 km (0.058 R)
• M23: 29,309,065 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.7

Radius: 14.4

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.75 AU - 4.53 AU

Year: 4631 Days

Day: 7.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,207,422 km

• M1: 179,069 km (0.099 R)
• M2: 935,286 km (0.068 R)
• M3: 1,413,251 km (0.1 R)
• M4: 1,959,283 km (0.089 R)
• M5: 2,410,171 km (0.052 R)
• M6: 3,167,585 km (0.031 R)
• M7: 3,622,512 km (0.101 R)
• M8: 4,290,467 km (0.091 R)
• M9: 5,185,062 km (0.091 R)
• M10: 6,859,810 km (0.119 R)
• M11: 7,660,757 km (0.05 R)
• M12: 8,523,189 km (0.104 R)
• M13: 9,672,550 km (0.071 R)
• M14: 10,882,348 km (0.039 R)
• M15: 12,059,683 km (0.051 R)
• M16: 14,967,267 km (0.095 R)
• M17: 15,476,648 km (0.078 R)
• M18: 16,529,966 km (0.091 R)
• M19: 19,673,915 km (0.116 R)
• M20: 20,784,081 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.7

Radius: 12.2

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.97 AU - 6.07 AU

Year: 8648 Days

Day: 8.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,207,422 km

• M1: 152,440 km (0.102 R)
• M2: 1,269,188 km (0.104 R)
• M3: 2,190,262 km (0.116 R)
• M4: 2,748,412 km (0.077 R)
• M5: 3,355,181 km (0.119 R)
• M6: 4,310,663 km (0.111 R)
• M7: 4,925,211 km (0.11 R)
• M8: 6,124,088 km (0.102 R)
• M9: 6,939,097 km (0.113 R)
• M10: 7,784,924 km (0.1 R)
• M11: 9,003,548 km (0.057 R)
• M12: 11,242,878 km (0.043 R)
• M13: 12,464,345 km (0.054 R)
• M14: 19,703,685 km (0.114 R)
• M15: 20,692,527 km (0.119 R)
• M16: 21,954,684 km (0.119 R)
• M17: 25,511,224 km (0.119 R)
• M18: 28,180,200 km (0.114 R)
• M19: 30,928,761 km (0.078 R)
• M20: 32,159,653 km (0.094 R)
• M21: 32,577,180 km (0.102 R)
• M22: 33,851,455 km (0.11 R)
• M23: 34,938,433 km (0.056 R)
• M24: 36,048,599 km (0.118 R)
• M25: 39,163,376 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.8

Radius: 7.8

Gravity: 10.42 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.92 AU - 6.74 AU

Year: 10620 Days

Day: 15.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 55,207,422 km

• M1: 106,514 km (0.089 R)
• M2: 409,300 km (0.081 R)
• M3: 767,736 km (0.074 R)
• M4: 1,084,285 km (0.089 R)
• M5: 2,021,067 km (0.117 R)
• M6: 2,574,729 km (0.081 R)
• M7: 3,225,779 km (0.092 R)
• M8: 3,769,567 km (0.096 R)
• M9: 4,697,822 km (0.073 R)
• M10: 4,975,625 km (0.067 R)
• M11: 5,598,551 km (0.087 R)
• M12: 6,571,535 km (0.031 R)
• M13: 7,038,430 km (0.06 R)
• M14: 7,695,165 km (0.116 R)
• M15: 8,082,175 km (0.072 R)
• M16: 8,618,333 km (0.098 R)
• M17: 9,564,390 km (0.044 R)
• M18: 12,816,947 km (0.04 R)
• M19: 13,794,868 km (0.11 R)
• M20: 15,489,064 km (0.064 R)
• M21: 20,485,633 km (0.048 R)
• M22: 22,509,094 km (0.077 R)
• M23: 24,754,708 km (0.059 R)
• M24: 25,503,744 km (0.069 R)
• M25: 25,979,465 km (0.1 R)
• M26: 26,267,741 km (0.058 R)
• M27: 27,145,431 km (0.111 R)
• M28: 28,244,676 km (0.094 R)
• M29: 29,895,938 km (0.095 R)
• M30: 34,073,757 km (0.111 R)
• M31: 36,541,823 km (0.077 R)
• M32: 36,903,850 km (0.056 R)
• M33: 41,962,352 km (0.099 R)
• M34: 46,046,225 km (0.075 R)
• M35: 48,328,939 km (0.054 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.7

Radius: 6.4

Gravity: 17.64 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 6.72 AU - 7.04 AU

Year: 12034 Days

Day: 15.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,207,422 km

• M1: 82,428 km (0.104 R)
• M2: 305,329 km (0.073 R)
• M3: 619,934 km (0.12 R)
• M4: 851,212 km (0.112 R)
• M5: 1,480,570 km (0.089 R)
• M6: 3,225,480 km (0.078 R)
• M7: 3,425,791 km (0.073 R)
• M8: 3,906,898 km (0.102 R)
• M9: 5,272,427 km (0.064 R)
• M10: 5,622,337 km (0.075 R)
• M11: 6,525,758 km (0.092 R)
• M12: 6,847,244 km (0.105 R)
• M13: 7,435,463 km (0.119 R)
• M14: 9,251,432 km (0.1 R)
• M15: 10,891,473 km (0.101 R)
• M16: 12,046,817 km (0.063 R)
• M17: 13,091,310 km (0.089 R)
• M18: 14,128,322 km (0.088 R)
• M19: 16,659,967 km (0.084 R)
• M20: 17,490,085 km (0.026 R)
• M21: 22,328,230 km (0.084 R)
• M22: 22,782,858 km (0.087 R)
• M23: 25,939,972 km (0.038 R)
• M24: 26,746,902 km (0.066 R)
• M25: 30,698,231 km (0.114 R)
• M26: 33,223,144 km (0.077 R)
• M27: 39,601,698 km (0.084 R)
• M28: 40,000,526 km (0.105 R)
• M29: 40,401,897 km (0.083 R)
• M30: 42,588,419 km (0.118 R)
• M31: 43,428,262 km (0.095 R)
• M32: 47,046,885 km (0.08 R)
• M33: 55,042,143 km (0.054 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 11,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit