🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.6

Radius: 9.2

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.86 AU - 1.18 AU

Year: 687 Days

Day: 5.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 88,651,077 km

• M1: 115,041 km (0.117 R)
• M2: 532,568 km (0.06 R)
• M3: 965,953 km (0.108 R)
• M4: 1,273,377 km (0.092 R)
• M5: 1,654,253 km (0.074 R)
• M6: 2,396,109 km (0.104 R)
• M7: 3,822,525 km (0.03 R)
• M8: 5,311,472 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657

Radius: 14.6

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.41 AU - 1.41 AU

Year: 1116 Days

Day: 9.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,651,077 km

• M1: 182,210 km (0.069 R)
• M2: 723,156 km (0.098 R)
• M3: 1,465,311 km (0.093 R)
• M4: 1,974,841 km (0.11 R)
• M5: 3,128,091 km (0.1 R)
• M6: 4,138,176 km (0.111 R)
• M7: 4,969,492 km (0.049 R)
• M8: 5,617,998 km (0.106 R)
• M9: 6,662,042 km (0.108 R)
• M10: 7,627,696 km (0.11 R)
• M11: 8,357,883 km (0.071 R)
• M12: 8,823,731 km (0.1 R)
• M13: 10,110,722 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.9

Radius: 14.1

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.77 AU - 2.29 AU

Year: 1929 Days

Day: 6.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 88,651,077 km

• M1: 175,329 km (0.04 R)
• M2: 714,330 km (0.11 R)
• M3: 1,488,200 km (0.11 R)
• M4: 2,175,003 km (0.074 R)
• M5: 2,805,409 km (0.101 R)
• M6: 3,880,120 km (0.097 R)
• M7: 4,903,519 km (0.029 R)
• M8: 5,576,261 km (0.03 R)
• M9: 7,896,224 km (0.108 R)
• M10: 8,689,841 km (0.073 R)
• M11: 9,229,740 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.8

Radius: 11.6

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.1 AU - 2.26 AU

Year: 2146 Days

Day: 11.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,651,077 km

• M1: 144,362 km (0.095 R)
• M2: 523,892 km (0.101 R)
• M3: 937,380 km (0.119 R)
• M4: 1,511,088 km (0.056 R)
• M5: 2,248,755 km (0.066 R)
• M6: 2,624,695 km (0.061 R)
• M7: 3,027,711 km (0.08 R)
• M8: 3,389,738 km (0.101 R)
• M9: 3,996,806 km (0.096 R)
• M10: 4,614,197 km (0.082 R)
• M11: 5,096,500 km (0.076 R)
• M12: 6,463,974 km (0.051 R)
• M13: 7,178,304 km (0.082 R)
• M14: 7,540,630 km (0.068 R)
• M15: 8,032,807 km (0.114 R)
• M16: 8,890,452 km (0.07 R)
• M17: 9,473,435 km (0.087 R)
• M18: 10,220,227 km (0.052 R)
• M19: 11,006,065 km (0.114 R)
• M20: 13,989,794 km (0.097 R)
• M21: 14,601,201 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.1

Radius: 11

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.91 AU - 2.63 AU

Year: 2281 Days

Day: 5.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 88,651,077 km

• M1: 137,032 km (0.116 R)
• M2: 493,972 km (0.077 R)
• M3: 954,883 km (0.107 R)
• M4: 1,527,993 km (0.061 R)
• M5: 2,033,783 km (0.083 R)
• M6: 3,352,787 km (0.061 R)
• M7: 3,722,893 km (0.091 R)
• M8: 4,446,797 km (0.087 R)
• M9: 7,409,882 km (0.073 R)
• M10: 9,153,595 km (0.116 R)
• M11: 9,746,451 km (0.105 R)
• M12: 11,378,564 km (0.12 R)
• M13: 12,858,236 km (0.101 R)
• M14: 14,157,494 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63

Radius: 12.6

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.29 AU - 2.79 AU

Year: 2699 Days

Day: 7.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 121.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 88,651,077 km

• M1: 165,605 km (0.114 R)
• M2: 1,449,155 km (0.118 R)
• M3: 2,377,260 km (0.06 R)
• M4: 4,485,543 km (0.093 R)
• M5: 5,884,432 km (0.087 R)
• M6: 6,396,207 km (0.105 R)
• M7: 7,004,472 km (0.109 R)

Asteroid Belt

Center: 3.42 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.3

Radius: 9.8

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.25 AU - 5.35 AU

Year: 5946 Days

Day: 11.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,651,077 km

• M1: 122,072 km (0.049 R)
• M2: 465,549 km (0.083 R)
• M3: 867,219 km (0.108 R)
• M4: 1,401,134 km (0.109 R)
• M5: 1,827,188 km (0.102 R)
• M6: 2,202,230 km (0.117 R)
• M7: 2,611,979 km (0.061 R)
• M8: 3,072,291 km (0.108 R)
• M9: 3,907,945 km (0.053 R)
• M10: 4,685,106 km (0.049 R)
• M11: 6,114,065 km (0.102 R)
• M12: 6,961,387 km (0.117 R)
• M13: 8,696,573 km (0.062 R)
• M14: 10,571,782 km (0.068 R)
• M15: 11,102,256 km (0.119 R)
• M16: 11,419,853 km (0.056 R)
• M17: 12,073,296 km (0.104 R)
• M18: 12,899,974 km (0.1 R)
• M19: 13,868,171 km (0.055 R)
• M20: 18,041,802 km (0.105 R)
• M21: 18,799,815 km (0.111 R)
• M22: 20,447,037 km (0.065 R)
• M23: 20,856,187 km (0.041 R)
• M24: 21,691,093 km (0.092 R)
• M25: 22,475,734 km (0.105 R)
• M26: 23,058,268 km (0.082 R)
• M27: 27,010,943 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.6

Radius: 10.4

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.65 AU - 6.73 AU

Year: 9051 Days

Day: 5.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,651,077 km

• M1: 129,402 km (0.101 R)
• M2: 622,776 km (0.064 R)
• M3: 1,923,529 km (0.054 R)
• M4: 3,071,244 km (0.055 R)
• M5: 3,869,648 km (0.066 R)
• M6: 4,317,993 km (0.105 R)
• M7: 5,446,858 km (0.101 R)
• M8: 6,577,968 km (0.115 R)
• M9: 7,375,325 km (0.099 R)
• M10: 8,935,331 km (0.044 R)
• M11: 9,912,804 km (0.096 R)
• M12: 12,925,106 km (0.11 R)
• M13: 15,050,294 km (0.081 R)
• M14: 15,436,705 km (0.098 R)
• M15: 15,829,848 km (0.082 R)
• M16: 16,635,882 km (0.059 R)
• M17: 17,398,681 km (0.085 R)
• M18: 18,549,687 km (0.101 R)
• M19: 22,557,265 km (0.105 R)
• M20: 23,750,906 km (0.113 R)
• M21: 24,540,184 km (0.115 R)
• M22: 27,776,585 km (0.086 R)
• M23: 34,078,993 km (0.091 R)
• M24: 34,858,249 km (0.103 R)
• M25: 35,195,741 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.4

Radius: 6.2

Gravity: 24.39 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.12 AU - 9.6 AU

Year: 17587 Days

Day: 22.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 88,651,077 km

• M1: 77,492 km (0.114 R)
• M2: 280,646 km (0.076 R)
• M3: 651,499 km (0.037 R)
• M4: 1,069,625 km (0.111 R)
• M5: 1,551,480 km (0.109 R)
• M6: 2,210,608 km (0.065 R)
• M7: 2,760,679 km (0.092 R)
• M8: 4,601,481 km (0.101 R)
• M9: 4,887,213 km (0.078 R)
• M10: 8,016,800 km (0.049 R)
• M11: 8,273,959 km (0.119 R)
• M12: 9,023,594 km (0.067 R)
• M13: 11,285,514 km (0.116 R)
• M14: 12,273,907 km (0.072 R)
• M15: 13,105,222 km (0.095 R)
• M16: 19,261,324 km (0.089 R)
• M17: 21,545,983 km (0.058 R)
• M18: 21,744,200 km (0.077 R)
• M19: 23,269,500 km (0.053 R)
• M20: 23,582,908 km (0.066 R)
• M21: 24,973,569 km (0.089 R)
• M22: 28,035,090 km (0.059 R)
• M23: 30,457,977 km (0.106 R)
• M24: 31,211,202 km (0.042 R)
• M25: 51,790,184 km (0.072 R)
• M26: 53,042,767 km (0.051 R)
• M27: 53,767,420 km (0.066 R)
• M28: 56,168,316 km (0.092 R)
• M29: 56,921,242 km (0.032 R)
• M30: 58,832,953 km (0.091 R)
• M31: 68,821,304 km (0.086 R)
• M32: 74,101,510 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 915.6

Radius: 4.9

Gravity: 38.13 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 8.61 AU - 11.81 AU

Year: 21755 Days

Day: 24.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 88,651,077 km

• M1: 60,886 km (0.036 R)
• M2: 293,810 km (0.055 R)
• M3: 496,216 km (0.041 R)
• M4: 917,035 km (0.102 R)
• M5: 1,363,734 km (0.111 R)
• M6: 1,690,905 km (0.116 R)
• M7: 2,381,897 km (0.052 R)
• M8: 2,549,896 km (0.058 R)
• M9: 2,803,614 km (0.111 R)
• M10: 4,770,227 km (0.111 R)
• M11: 5,195,684 km (0.081 R)
• M12: 5,438,182 km (0.068 R)
• M13: 5,773,281 km (0.092 R)
• M14: 5,989,749 km (0.066 R)
• M15: 7,658,962 km (0.094 R)
• M16: 9,317,404 km (0.089 R)
• M17: 10,676,052 km (0.101 R)
• M18: 11,470,267 km (0.119 R)
• M19: 12,807,074 km (0.047 R)
• M20: 13,779,460 km (0.067 R)
• M21: 16,039,285 km (0.118 R)
• M22: 19,100,955 km (0.074 R)
• M23: 19,292,291 km (0.036 R)
• M24: 21,897,688 km (0.104 R)
• M25: 24,955,767 km (0.119 R)
• M26: 28,162,996 km (0.091 R)
• M27: 28,535,495 km (0.037 R)
• M28: 29,163,656 km (0.099 R)
• M29: 32,578,975 km (0.086 R)
• M30: 37,584,670 km (0.112 R)
• M31: 39,722,423 km (0.072 R)
• M32: 43,739,276 km (0.069 R)
• M33: 45,760,193 km (0.049 R)
• M34: 53,701,896 km (0.043 R)
• M35: 55,238,116 km (0.062 R)
• M36: 70,403,600 km (0.116 R)
• M37: 73,407,974 km (0.088 R)
• M38: 75,776,258 km (0.087 R)
• M39: 78,930,679 km (0.061 R)
• M40: 81,667,273 km (0.087 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 15,276 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit