🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.2

Radius: 11.2

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.99 AU - 1.35 AU

Year: 830 Days

Day: 14.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 79.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,700,067 km

• M1: 140,622 km (0.111 R)
• M2: 618,587 km (0.102 R)
• M3: 969,394 km (0.053 R)
• M4: 1,870,273 km (0.092 R)
• M5: 2,280,620 km (0.079 R)
• M6: 2,718,493 km (0.088 R)
• M7: 3,188,080 km (0.118 R)
• M8: 3,917,071 km (0.062 R)
• M9: 5,687,861 km (0.092 R)
• M10: 7,090,191 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.3

Radius: 10.1

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.41 AU - 1.87 AU

Year: 1378 Days

Day: 9.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,700,067 km

• M1: 127,906 km (0.097 R)
• M2: 471,084 km (0.092 R)
• M3: 853,306 km (0.065 R)
• M4: 1,554,172 km (0.101 R)
• M5: 2,153,761 km (0.025 R)
• M6: 3,297,885 km (0.099 R)
• M7: 3,662,605 km (0.103 R)
• M8: 4,320,686 km (0.048 R)
• M9: 4,710,388 km (0.104 R)
• M10: 6,732,503 km (0.107 R)
• M11: 7,257,741 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782

Radius: 8.8

Gravity: 10.1 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.21 AU - 2.35 AU

Year: 2258 Days

Day: 9 Hours

Environment

Temp: -188 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,700,067 km

• M1: 109,506 km (0.106 R)
• M2: 546,032 km (0.034 R)
• M3: 822,639 km (0.109 R)
• M4: 1,196,633 km (0.106 R)
• M5: 1,537,268 km (0.04 R)
• M6: 1,826,291 km (0.026 R)
• M7: 2,139,250 km (0.096 R)
• M8: 2,736,444 km (0.117 R)
• M9: 3,165,491 km (0.105 R)
• M10: 3,825,966 km (0.109 R)
• M11: 4,426,451 km (0.108 R)
• M12: 4,771,723 km (0.075 R)
• M13: 5,275,719 km (0.079 R)
• M14: 7,442,943 km (0.063 R)
• M15: 8,640,175 km (0.077 R)
• M16: 10,480,228 km (0.048 R)
• M17: 16,449,782 km (0.102 R)
• M18: 17,545,736 km (0.08 R)
• M19: 18,138,891 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.1

Radius: 15

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.31 AU - 2.59 AU

Year: 2516 Days

Day: 10.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 164.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,700,067 km

• M1: 187,745 km (0.065 R)
• M2: 696,677 km (0.056 R)
• M3: 1,194,539 km (0.096 R)
• M4: 2,372,024 km (0.086 R)
• M5: 2,867,043 km (0.112 R)
• M6: 3,974,367 km (0.115 R)
• M7: 4,637,983 km (0.104 R)
• M8: 5,398,239 km (0.083 R)
• M9: 5,984,064 km (0.091 R)
• M10: 6,531,293 km (0.098 R)
• M11: 6,998,637 km (0.091 R)
• M12: 10,439,388 km (0.118 R)
• M13: 11,949,728 km (0.049 R)
• M14: 12,863,771 km (0.092 R)
• M15: 13,734,880 km (0.099 R)
• M16: 15,986,028 km (0.078 R)
• M17: 17,044,583 km (0.118 R)

Asteroid Belt

Center: 3.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329

Radius: 9.1

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.24 AU - 4.86 AU

Year: 6367 Days

Day: 11.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,700,067 km

• M1: 113,694 km (0.098 R)
• M2: 588,368 km (0.103 R)
• M3: 994,527 km (0.042 R)
• M4: 4,116,784 km (0.1 R)
• M5: 4,792,218 km (0.069 R)
• M6: 6,149,520 km (0.119 R)
• M7: 10,483,370 km (0.078 R)
• M8: 14,332,523 km (0.104 R)
• M9: 15,705,832 km (0.083 R)
• M10: 20,825,968 km (0.073 R)
• M11: 26,074,610 km (0.046 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.7

Radius: 8.1

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.15 AU - 5.95 AU

Year: 7445 Days

Day: 14 Hours

Environment

Temp: -217 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,700,067 km

• M1: 100,679 km (0.064 R)
• M2: 671,694 km (0.082 R)
• M3: 936,782 km (0.114 R)
• M4: 1,193,941 km (0.113 R)
• M5: 1,778,270 km (0.069 R)
• M6: 3,463,340 km (0.109 R)
• M7: 5,923,028 km (0.084 R)
• M8: 6,692,261 km (0.12 R)
• M9: 8,692,983 km (0.089 R)
• M10: 11,426,435 km (0.103 R)
• M11: 14,254,433 km (0.077 R)
• M12: 16,793,109 km (0.057 R)
• M13: 17,395,689 km (0.113 R)
• M14: 17,950,249 km (0.044 R)
• M15: 18,707,812 km (0.072 R)
• M16: 19,618,564 km (0.035 R)
• M17: 19,950,821 km (0.079 R)
• M18: 23,633,023 km (0.111 R)
• M19: 26,837,858 km (0.036 R)
• M20: 27,744,571 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.4

Radius: 7.3

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.41 AU - 12.21 AU

Year: 20156 Days

Day: 23.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,700,067 km

• M1: 90,806 km (0.11 R)
• M2: 331,958 km (0.099 R)
• M3: 801,396 km (0.113 R)
• M4: 1,298,210 km (0.107 R)
• M5: 1,801,906 km (0.106 R)
• M6: 2,037,224 km (0.1 R)
• M7: 2,739,287 km (0.1 R)
• M8: 6,330,383 km (0.03 R)
• M9: 7,165,738 km (0.103 R)
• M10: 7,674,969 km (0.074 R)
• M11: 10,916,905 km (0.097 R)
• M12: 11,821,822 km (0.09 R)
• M13: 12,960,112 km (0.101 R)
• M14: 17,863,033 km (0.117 R)
• M15: 27,897,460 km (0.04 R)
• M16: 44,858,567 km (0.094 R)
• M17: 46,147,203 km (0.08 R)
• M18: 48,200,284 km (0.077 R)
• M19: 51,083,035 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 774.9

Radius: 4.3

Gravity: 41.91 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 8.23 AU - 12.13 AU

Year: 21307 Days

Day: 22.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,700,067 km

• M1: 53,855 km (0.068 R)
• M2: 261,347 km (0.109 R)
• M3: 519,553 km (0.103 R)
• M4: 685,308 km (0.06 R)
• M5: 921,523 km (0.116 R)
• M6: 1,126,023 km (0.118 R)
• M7: 2,996,595 km (0.093 R)
• M8: 3,877,427 km (0.078 R)
• M9: 6,003,363 km (0.109 R)
• M10: 6,809,545 km (0.075 R)
• M11: 7,045,761 km (0.093 R)
• M12: 8,045,673 km (0.111 R)
• M13: 10,446,419 km (0.116 R)
• M14: 14,412,558 km (0.116 R)
• M15: 14,880,799 km (0.099 R)
• M16: 19,090,783 km (0.099 R)
• M17: 20,620,720 km (0.093 R)
• M18: 21,214,923 km (0.111 R)
• M19: 27,918,104 km (0.05 R)
• M20: 30,136,341 km (0.089 R)
• M21: 32,735,754 km (0.097 R)
• M22: 35,905,434 km (0.096 R)
• M23: 43,006,396 km (0.045 R)
• M24: 43,975,192 km (0.035 R)
• M25: 45,622,115 km (0.099 R)
• M26: 46,460,760 km (0.091 R)
• M27: 47,824,046 km (0.042 R)
• M28: 49,213,660 km (0.119 R)
• M29: 50,095,689 km (0.033 R)
• M30: 58,710,432 km (0.091 R)
• M31: 59,105,820 km (0.089 R)
• M32: 59,304,186 km (0.115 R)
• M33: 72,263,700 km (0.088 R)
• M34: 72,490,491 km (0.102 R)
• M35: 75,950,390 km (0.091 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 12,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit