🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931

Radius: 10.8

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.99 AU - 1.39 AU

Year: 838 Days

Day: 9.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,079,508 km

• M1: 134,339 km (0.11 R)
• M2: 528,679 km (0.074 R)
• M3: 1,130,212 km (0.1 R)
• M4: 1,749,846 km (0.114 R)
• M5: 2,216,292 km (0.091 R)
• M6: 2,595,972 km (0.043 R)
• M7: 3,546,816 km (0.079 R)
• M8: 4,733,277 km (0.119 R)
• M9: 5,176,386 km (0.096 R)
• M10: 5,892,810 km (0.086 R)
• M11: 6,494,642 km (0.1 R)
• M12: 7,522,978 km (0.116 R)
• M13: 7,999,297 km (0.11 R)
• M14: 8,957,023 km (0.05 R)
• M15: 9,434,988 km (0.064 R)
• M16: 10,049,087 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.7

Radius: 8

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.33 AU - 1.99 AU

Year: 1381 Days

Day: 9.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,079,508 km

• M1: 100,380 km (0.079 R)
• M2: 446,400 km (0.096 R)
• M3: 931,546 km (0.041 R)
• M4: 1,193,342 km (0.088 R)
• M5: 1,513,482 km (0.057 R)
• M6: 1,900,641 km (0.115 R)
• M7: 2,375,764 km (0.097 R)
• M8: 3,009,610 km (0.08 R)
• M9: 3,322,270 km (0.099 R)
• M10: 3,751,316 km (0.055 R)
• M11: 4,339,385 km (0.078 R)
• M12: 4,852,656 km (0.046 R)
• M13: 5,719,276 km (0.068 R)
• M14: 6,044,652 km (0.092 R)
• M15: 6,614,470 km (0.08 R)
• M16: 7,095,726 km (0.118 R)
• M17: 8,428,793 km (0.075 R)
• M18: 10,076,464 km (0.109 R)
• M19: 11,009,207 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.5

Radius: 14.4

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.89 AU - 2.11 AU

Year: 1826 Days

Day: 7.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,079,508 km

• M1: 179,069 km (0.081 R)
• M2: 671,844 km (0.068 R)
• M3: 1,499,419 km (0.073 R)
• M4: 2,001,021 km (0.113 R)
• M5: 2,750,806 km (0.098 R)
• M6: 4,897,385 km (0.07 R)
• M7: 8,644,363 km (0.074 R)
• M8: 9,852,067 km (0.088 R)
• M9: 11,683,295 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.8

Radius: 12.2

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.59 AU - 2.65 AU

Year: 2738 Days

Day: 12.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,079,508 km

• M1: 151,692 km (0.117 R)
• M2: 560,244 km (0.119 R)
• M3: 1,281,455 km (0.096 R)
• M4: 1,722,470 km (0.11 R)
• M5: 5,824,593 km (0.083 R)
• M6: 8,595,295 km (0.115 R)
• M7: 10,267,351 km (0.099 R)
• M8: 11,932,076 km (0.05 R)
• M9: 14,101,993 km (0.096 R)
• M10: 15,584,807 km (0.075 R)
• M11: 16,258,745 km (0.025 R)
• M12: 17,443,411 km (0.108 R)
• M13: 19,564,410 km (0.063 R)
• M14: 20,471,421 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.5

Radius: 11.2

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.66 AU - 4.12 AU

Year: 4954 Days

Day: 6.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,079,508 km

• M1: 142,118 km (0.057 R)
• M2: 539,450 km (0.116 R)
• M3: 1,040,902 km (0.093 R)
• M4: 1,692,251 km (0.081 R)
• M5: 2,096,764 km (0.047 R)
• M6: 2,532,692 km (0.12 R)
• M7: 2,898,908 km (0.102 R)
• M8: 3,422,350 km (0.082 R)
• M9: 4,459,662 km (0.12 R)
• M10: 5,051,471 km (0.108 R)
• M11: 5,436,985 km (0.108 R)
• M12: 5,842,096 km (0.076 R)
• M13: 6,745,966 km (0.075 R)
• M14: 7,317,580 km (0.08 R)
• M15: 8,216,962 km (0.071 R)
• M16: 9,681,077 km (0.089 R)
• M17: 11,312,292 km (0.066 R)
• M18: 13,017,259 km (0.09 R)
• M19: 15,741,286 km (0.086 R)
• M20: 16,150,885 km (0.09 R)
• M21: 18,306,291 km (0.118 R)
• M22: 19,021,668 km (0.107 R)
• M23: 20,301,029 km (0.101 R)
• M24: 21,780,852 km (0.118 R)
• M25: 22,806,644 km (0.091 R)
• M26: 23,711,113 km (0.078 R)
• M27: 26,568,582 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.9

Radius: 8.8

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.18 AU - 4.9 AU

Year: 5243 Days

Day: 13.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,079,508 km

• M1: 121,025 km (0.097 R)
• M2: 540,796 km (0.071 R)
• M3: 886,367 km (0.106 R)
• M4: 1,602,193 km (0.044 R)
• M5: 1,974,841 km (0.05 R)
• M6: 2,607,940 km (0.042 R)
• M7: 3,166,837 km (0.077 R)
• M8: 3,582,271 km (0.119 R)
• M9: 3,986,933 km (0.061 R)
• M10: 4,421,814 km (0.066 R)
• M11: 5,980,474 km (0.104 R)
• M12: 6,782,917 km (0.115 R)
• M13: 7,582,966 km (0.088 R)
• M14: 8,062,128 km (0.102 R)
• M15: 8,878,933 km (0.04 R)
• M16: 12,299,339 km (0.101 R)
• M17: 12,652,838 km (0.064 R)
• M18: 13,486,547 km (0.073 R)
• M19: 14,579,509 km (0.084 R)
• M20: 16,328,159 km (0.066 R)
• M21: 16,940,912 km (0.111 R)
• M22: 20,659,167 km (0.113 R)
• M23: 23,859,215 km (0.089 R)
• M24: 26,278,212 km (0.085 R)
• M25: 30,757,771 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.3

Radius: 11.9

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.03 AU - 4.25 AU

Year: 5439 Days

Day: 10.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,079,508 km

• M1: 192,981 km (0.085 R)
• M2: 575,653 km (0.039 R)
• M3: 1,064,239 km (0.046 R)
• M4: 2,134,462 km (0.064 R)
• M5: 2,516,685 km (0.082 R)
• M6: 3,950,581 km (0.071 R)
• M7: 4,712,183 km (0.052 R)
• M8: 5,986,458 km (0.042 R)
• M9: 7,523,726 km (0.083 R)
• M10: 8,011,116 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.2

Radius: 3.9

Gravity: 37.49 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.82 AU - 7.7 AU

Year: 11348 Days

Day: 18.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 45,079,508 km

• M1: 48,619 km (0.051 R)
• M2: 180,116 km (0.092 R)
• M3: 390,002 km (0.108 R)
• M4: 570,417 km (0.09 R)
• M5: 814,261 km (0.089 R)
• M6: 1,684,771 km (0.108 R)
• M7: 1,858,155 km (0.12 R)
• M8: 2,149,721 km (0.11 R)
• M9: 2,297,225 km (0.117 R)
• M10: 2,451,311 km (0.08 R)
• M11: 2,674,511 km (0.088 R)
• M12: 2,867,043 km (0.106 R)
• M13: 3,232,361 km (0.067 R)
• M14: 4,976,074 km (0.086 R)
• M15: 5,400,932 km (0.076 R)
• M16: 5,992,592 km (0.108 R)
• M17: 6,664,884 km (0.12 R)
• M18: 8,246,882 km (0.107 R)
• M19: 10,476,339 km (0.071 R)
• M20: 10,955,202 km (0.075 R)
• M21: 11,117,964 km (0.097 R)
• M22: 12,071,052 km (0.065 R)
• M23: 13,321,990 km (0.106 R)
• M24: 16,359,275 km (0.073 R)
• M25: 18,188,857 km (0.089 R)
• M26: 18,340,849 km (0.096 R)
• M27: 19,035,431 km (0.062 R)
• M28: 22,075,709 km (0.08 R)
• M29: 24,028,709 km (0.113 R)
• M30: 26,384,128 km (0.054 R)
• M31: 26,774,877 km (0.053 R)
• M32: 27,768,207 km (0.063 R)
• M33: 33,560,487 km (0.042 R)
• M34: 40,365,844 km (0.082 R)
• M35: 42,466,647 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370.8

Radius: 3.7

Gravity: 27.09 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.39 AU - 7.95 AU

Year: 12396 Days

Day: 16.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 45,079,508 km

• M1: 46,076 km (0.077 R)
• M2: 369,806 km (0.092 R)
• M3: 586,872 km (0.09 R)
• M4: 792,719 km (0.106 R)
• M5: 1,013,526 km (0.086 R)
• M6: 1,361,789 km (0.098 R)
• M7: 1,927,569 km (0.094 R)
• M8: 2,200,136 km (0.118 R)
• M9: 2,517,134 km (0.117 R)
• M10: 2,821,416 km (0.036 R)
• M11: 2,971,612 km (0.095 R)
• M12: 3,651,534 km (0.051 R)
• M13: 4,014,459 km (0.114 R)
• M14: 5,984,663 km (0.112 R)
• M15: 6,941,940 km (0.062 R)
• M16: 7,661,805 km (0.051 R)
• M17: 9,676,289 km (0.102 R)
• M18: 9,919,835 km (0.078 R)
• M19: 17,781,652 km (0.062 R)
• M20: 22,249,243 km (0.11 R)
• M21: 22,930,661 km (0.063 R)
• M22: 23,103,147 km (0.114 R)
• M23: 25,333,053 km (0.075 R)
• M24: 28,590,098 km (0.037 R)
• M25: 30,214,880 km (0.027 R)
• M26: 32,007,811 km (0.102 R)
• M27: 33,536,402 km (0.108 R)
• M28: 35,803,707 km (0.112 R)
• M29: 38,170,944 km (0.111 R)
• M30: 39,269,441 km (0.075 R)
• M31: 40,640,506 km (0.078 R)
• M32: 43,741,969 km (0.044 R)
• M33: 45,079,523 km (0.101 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 14,460 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit