🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.3

Radius: 9.8

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.45 AU - 0.59 AU

Year: 264 Days

Day: 13.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,932,467 km

• M1: 121,922 km (0.115 R)
• M2: 784,342 km (0.066 R)
• M3: 1,163,572 km (0.109 R)
• M4: 1,659,489 km (0.087 R)
• M5: 1,964,370 km (0.056 R)
• M6: 2,401,046 km (0.118 R)
• M7: 2,847,895 km (0.082 R)
• M8: 3,669,636 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.6

Radius: 12.7

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.59 AU - 0.79 AU

Year: 403 Days

Day: 6.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,932,467 km

• M1: 157,975 km (0.117 R)
• M2: 576,101 km (0.071 R)
• M3: 1,525,449 km (0.114 R)
• M4: 1,978,881 km (0.094 R)
• M5: 2,475,546 km (0.109 R)
• M6: 3,076,929 km (0.117 R)
• M7: 3,575,389 km (0.093 R)
• M8: 4,141,019 km (0.103 R)
• M9: 4,604,024 km (0.039 R)
• M10: 5,502,210 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.1

Radius: 8.8

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.9 AU - 0.9 AU

Year: 600 Days

Day: 5.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,932,467 km

• M1: 109,506 km (0.09 R)
• M2: 536,608 km (0.099 R)
• M3: 874,549 km (0.095 R)
• M4: 1,211,444 km (0.058 R)
• M5: 1,554,471 km (0.115 R)
• M6: 2,238,433 km (0.095 R)
• M7: 2,760,978 km (0.036 R)
• M8: 3,325,860 km (0.07 R)
• M9: 3,734,860 km (0.11 R)
• M10: 4,322,481 km (0.087 R)
• M11: 4,922,069 km (0.085 R)
• M12: 5,267,191 km (0.079 R)
• M13: 5,558,458 km (0.103 R)
• M14: 6,192,155 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.2

Radius: 8.7

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.55 AU - 2.49 AU

Year: 2018 Days

Day: 13.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,932,467 km

• M1: 108,309 km (0.112 R)
• M2: 468,690 km (0.063 R)
• M3: 838,496 km (0.11 R)
• M4: 2,161,091 km (0.067 R)
• M5: 2,667,031 km (0.045 R)
• M6: 3,328,403 km (0.105 R)
• M7: 3,897,473 km (0.108 R)
• M8: 4,394,437 km (0.113 R)
• M9: 5,207,502 km (0.102 R)
• M10: 5,582,095 km (0.041 R)
• M11: 6,385,436 km (0.093 R)
• M12: 6,686,726 km (0.073 R)
• M13: 8,427,446 km (0.09 R)
• M14: 10,076,165 km (0.119 R)
• M15: 11,593,685 km (0.116 R)
• M16: 12,387,751 km (0.061 R)
• M17: 13,749,540 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.1

Radius: 11.2

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.81 AU - 2.79 AU

Year: 2452 Days

Day: 13.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,932,467 km

• M1: 139,276 km (0.114 R)
• M2: 589,715 km (0.113 R)
• M3: 1,146,518 km (0.085 R)
• M4: 1,601,744 km (0.114 R)
• M5: 2,430,217 km (0.115 R)
• M6: 3,639,567 km (0.119 R)
• M7: 4,386,210 km (0.096 R)
• M8: 5,955,940 km (0.099 R)
• M9: 6,834,528 km (0.113 R)
• M10: 7,896,075 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766

Radius: 10.9

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.27 AU - 3.87 AU

Year: 4741 Days

Day: 8 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,932,467 km

• M1: 140,622 km (0.118 R)
• M2: 640,877 km (0.101 R)
• M3: 1,723,667 km (0.094 R)
• M4: 2,335,073 km (0.107 R)
• M5: 3,302,373 km (0.046 R)
• M6: 4,060,385 km (0.047 R)
• M7: 4,930,746 km (0.091 R)
• M8: 5,424,419 km (0.075 R)
• M9: 8,952,236 km (0.086 R)
• M10: 9,773,229 km (0.07 R)
• M11: 10,158,593 km (0.068 R)
• M12: 13,148,306 km (0.105 R)
• M13: 14,046,043 km (0.081 R)
• M14: 15,382,251 km (0.116 R)
• M15: 16,140,713 km (0.12 R)
• M16: 17,668,855 km (0.091 R)
• M17: 20,173,123 km (0.1 R)
• M18: 24,516,548 km (0.116 R)
• M19: 26,531,631 km (0.103 R)
• M20: 27,452,256 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.5

Radius: 9.8

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.66 AU - 5.7 AU

Year: 7117 Days

Day: 14.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,932,467 km

• M1: 125,064 km (0.096 R)
• M2: 858,093 km (0.08 R)
• M3: 1,343,389 km (0.097 R)
• M4: 1,786,498 km (0.11 R)
• M5: 2,161,390 km (0.113 R)
• M6: 2,534,338 km (0.095 R)
• M7: 3,993,665 km (0.108 R)
• M8: 4,452,631 km (0.102 R)
• M9: 5,266,294 km (0.07 R)
• M10: 7,867,651 km (0.077 R)
• M11: 8,183,752 km (0.066 R)
• M12: 9,668,062 km (0.117 R)
• M13: 10,077,062 km (0.094 R)
• M14: 11,076,675 km (0.116 R)
• M15: 13,439,274 km (0.052 R)
• M16: 15,867,697 km (0.087 R)
• M17: 16,760,048 km (0.102 R)
• M18: 17,218,565 km (0.055 R)
• M19: 18,644,383 km (0.044 R)
• M20: 19,065,949 km (0.092 R)
• M21: 24,632,187 km (0.106 R)
• M22: 29,455,970 km (0.108 R)
• M23: 31,490,651 km (0.075 R)
• M24: 32,796,042 km (0.117 R)
• M25: 34,241,905 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 927.3

Radius: 6.2

Gravity: 24.12 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.1 AU - 6.98 AU

Year: 11756 Days

Day: 20.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 68,932,467 km

• M1: 81,531 km (0.094 R)
• M2: 296,802 km (0.116 R)
• M3: 615,595 km (0.085 R)
• M4: 913,145 km (0.105 R)
• M5: 1,125,874 km (0.11 R)
• M6: 1,515,726 km (0.061 R)
• M7: 1,991,896 km (0.083 R)
• M8: 2,274,935 km (0.066 R)
• M9: 2,852,233 km (0.093 R)
• M10: 3,187,781 km (0.112 R)
• M11: 3,576,137 km (0.117 R)
• M12: 3,937,865 km (0.038 R)
• M13: 8,181,208 km (0.102 R)
• M14: 11,705,734 km (0.099 R)
• M15: 12,315,495 km (0.111 R)
• M16: 12,565,324 km (0.098 R)
• M17: 15,252,101 km (0.093 R)
• M18: 19,793,893 km (0.055 R)
• M19: 23,213,401 km (0.059 R)
• M20: 31,541,664 km (0.096 R)
• M21: 34,295,312 km (0.072 R)
• M22: 35,541,013 km (0.091 R)
• M23: 36,430,821 km (0.084 R)
• M24: 40,687,928 km (0.107 R)
• M25: 41,242,338 km (0.051 R)
• M26: 43,799,564 km (0.106 R)
• M27: 52,756,138 km (0.102 R)
• M28: 53,746,925 km (0.117 R)
• M29: 55,765,748 km (0.073 R)
• M30: 57,486,123 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.9

Radius: 3

Gravity: 82.66 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.19 AU - 8.65 AU

Year: 12796 Days

Day: 15.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,932,467 km

• M1: 37,399 km (0.08 R)
• M2: 302,786 km (0.065 R)
• M3: 398,828 km (0.083 R)
• M4: 598,092 km (0.1 R)
• M5: 698,323 km (0.055 R)
• M6: 849,566 km (0.116 R)
• M7: 1,010,982 km (0.055 R)
• M8: 1,166,863 km (0.105 R)
• M9: 1,588,580 km (0.12 R)
• M10: 2,568,296 km (0.115 R)
• M11: 2,722,382 km (0.113 R)
• M12: 2,929,426 km (0.103 R)
• M13: 3,024,719 km (0.105 R)
• M14: 5,909,864 km (0.095 R)
• M15: 6,139,646 km (0.032 R)
• M16: 9,023,893 km (0.083 R)
• M17: 16,048,261 km (0.105 R)
• M18: 16,345,213 km (0.091 R)
• M19: 17,569,672 km (0.071 R)
• M20: 17,726,899 km (0.113 R)
• M21: 19,772,500 km (0.044 R)
• M22: 20,545,772 km (0.065 R)
• M23: 25,012,914 km (0.116 R)
• M24: 25,916,634 km (0.101 R)
• M25: 29,306,672 km (0.118 R)
• M26: 31,222,272 km (0.058 R)
• M27: 32,505,373 km (0.105 R)
• M28: 32,980,496 km (0.113 R)
• M29: 39,585,093 km (0.091 R)
• M30: 43,625,133 km (0.067 R)
• M31: 46,566,077 km (0.065 R)
• M32: 50,266,081 km (0.077 R)
• M33: 50,741,952 km (0.093 R)
• M34: 51,863,936 km (0.113 R)
• M35: 52,838,716 km (0.071 R)
• M36: 55,497,668 km (0.115 R)
• M37: 55,836,208 km (0.058 R)
• M38: 56,688,468 km (0.041 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.5

Radius: 4.4

Gravity: 29.31 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.25 AU - 10.73 AU

Year: 18947 Days

Day: 15.4 Hours

Environment

Temp: -243 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 68,932,467 km

• M1: 54,753 km (0.119 R)
• M2: 557,551 km (0.074 R)
• M3: 778,208 km (0.042 R)
• M4: 1,130,960 km (0.032 R)
• M5: 1,380,489 km (0.063 R)
• M6: 1,859,202 km (0.051 R)
• M7: 2,067,143 km (0.102 R)
• M8: 2,332,979 km (0.107 R)
• M9: 2,809,897 km (0.093 R)
• M10: 2,957,550 km (0.08 R)
• M11: 4,906,810 km (0.036 R)
• M12: 5,194,337 km (0.091 R)
• M13: 5,882,039 km (0.039 R)
• M14: 9,084,331 km (0.094 R)
• M15: 10,720,782 km (0.103 R)
• M16: 10,900,449 km (0.095 R)
• M17: 11,514,249 km (0.065 R)
• M18: 12,280,788 km (0.088 R)
• M19: 13,914,996 km (0.107 R)
• M20: 14,932,261 km (0.092 R)
• M21: 19,057,722 km (0.045 R)
• M22: 20,401,709 km (0.118 R)
• M23: 20,585,565 km (0.12 R)
• M24: 22,583,444 km (0.078 R)
• M25: 22,978,083 km (0.097 R)
• M26: 26,193,989 km (0.115 R)
• M27: 30,171,198 km (0.114 R)
• M28: 31,499,627 km (0.084 R)
• M29: 33,119,323 km (0.084 R)
• M30: 33,628,704 km (0.103 R)
• M31: 33,885,264 km (0.112 R)
• M32: 35,585,294 km (0.05 R)
• M33: 37,067,360 km (0.085 R)
• M34: 37,341,274 km (0.06 R)
• M35: 38,031,668 km (0.064 R)
• M36: 40,587,997 km (0.07 R)
• M37: 49,600,072 km (0.067 R)
• M38: 53,689,030 km (0.043 R)
• M39: 66,886,704 km (0.111 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: 400 - 11,063 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit