🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.9

Radius: 9

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.04 AU - 1.7 AU

Year: 1069 Days

Day: 7.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,503,270 km

• M1: 113,096 km (0.116 R)
• M2: 440,117 km (0.113 R)
• M3: 728,242 km (0.109 R)
• M4: 1,182,272 km (0.118 R)
• M5: 1,736,233 km (0.104 R)
• M6: 2,558,124 km (0.071 R)
• M7: 2,939,299 km (0.079 R)
• M8: 3,414,871 km (0.03 R)
• M9: 3,988,578 km (0.067 R)
• M10: 4,366,163 km (0.073 R)
• M11: 5,725,260 km (0.058 R)
• M12: 6,078,610 km (0.067 R)
• M13: 6,692,261 km (0.12 R)
• M14: 7,226,774 km (0.087 R)
• M15: 8,276,203 km (0.042 R)
• M16: 9,282,099 km (0.102 R)
• M17: 9,625,277 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.1

Radius: 14.5

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.34 AU - 1.82 AU

Year: 1324 Days

Day: 7.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,503,270 km

• M1: 180,265 km (0.089 R)
• M2: 675,734 km (0.095 R)
• M3: 1,531,284 km (0.095 R)
• M4: 2,176,649 km (0.047 R)
• M5: 3,041,774 km (0.109 R)
• M6: 3,712,421 km (0.052 R)
• M7: 4,646,061 km (0.046 R)
• M8: 7,229,467 km (0.117 R)
• M9: 7,961,748 km (0.1 R)
• M10: 8,571,509 km (0.081 R)
• M11: 10,010,491 km (0.073 R)
• M12: 11,259,783 km (0.119 R)
• M13: 11,957,807 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.8

Radius: 8.6

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.7 AU - 1.86 AU

Year: 1584 Days

Day: 7.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 58.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,503,270 km

• M1: 106,962 km (0.077 R)
• M2: 444,754 km (0.103 R)
• M3: 832,213 km (0.101 R)
• M4: 1,145,022 km (0.025 R)
• M5: 1,648,269 km (0.036 R)
• M6: 2,038,720 km (0.06 R)
• M7: 2,490,356 km (0.08 R)
• M8: 3,065,560 km (0.118 R)
• M9: 4,751,976 km (0.102 R)
• M10: 5,139,435 km (0.053 R)
• M11: 5,503,855 km (0.107 R)
• M12: 6,726,967 km (0.117 R)
• M13: 7,085,105 km (0.116 R)
• M14: 7,980,149 km (0.084 R)
• M15: 8,440,312 km (0.055 R)
• M16: 8,827,172 km (0.037 R)
• M17: 9,225,850 km (0.108 R)
• M18: 10,026,199 km (0.114 R)
• M19: 12,860,630 km (0.068 R)
• M20: 13,413,394 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.9

Radius: 9.3

Gravity: 10.67 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.83 AU - 1.97 AU

Year: 1746 Days

Day: 5.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 142.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,503,270 km

• M1: 115,639 km (0.102 R)
• M2: 790,176 km (0.118 R)
• M3: 1,223,112 km (0.075 R)
• M4: 1,514,828 km (0.068 R)
• M5: 1,821,055 km (0.045 R)
• M6: 2,359,158 km (0.093 R)
• M7: 2,848,493 km (0.109 R)
• M8: 3,303,869 km (0.081 R)
• M9: 3,936,369 km (0.111 R)
• M10: 4,502,746 km (0.109 R)
• M11: 4,795,061 km (0.111 R)
• M12: 5,994,536 km (0.111 R)
• M13: 6,323,352 km (0.111 R)
• M14: 6,852,929 km (0.114 R)
• M15: 7,850,597 km (0.075 R)
• M16: 8,183,303 km (0.101 R)
• M17: 9,885,876 km (0.109 R)
• M18: 10,202,874 km (0.104 R)
• M19: 11,539,531 km (0.103 R)
• M20: 12,493,367 km (0.073 R)
• M21: 13,584,833 km (0.098 R)
• M22: 14,287,494 km (0.105 R)
• M23: 15,908,686 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.6

Radius: 13.7

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.34 AU - 2.67 AU

Year: 2636 Days

Day: 11.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,503,270 km

• M1: 170,392 km (0.096 R)
• M2: 639,830 km (0.097 R)
• M3: 1,812,079 km (0.089 R)
• M4: 2,795,685 km (0.093 R)
• M5: 4,235,864 km (0.079 R)
• M6: 5,144,820 km (0.045 R)
• M7: 5,646,123 km (0.117 R)
• M8: 6,152,362 km (0.099 R)
• M9: 6,631,075 km (0.107 R)
• M10: 7,195,658 km (0.071 R)
• M11: 7,889,343 km (0.093 R)
• M12: 8,661,717 km (0.086 R)
• M13: 9,595,207 km (0.103 R)
• M14: 10,241,021 km (0.12 R)
• M15: 11,160,749 km (0.094 R)
• M16: 13,211,138 km (0.114 R)
• M17: 15,760,285 km (0.119 R)
• M18: 17,876,048 km (0.082 R)
• M19: 19,869,888 km (0.075 R)
• M20: 20,607,705 km (0.111 R)
• M21: 21,236,615 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.5

Radius: 11.6

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.54 AU - 4.22 AU

Year: 5097 Days

Day: 10.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,503,270 km

• M1: 144,512 km (0.108 R)
• M2: 651,200 km (0.073 R)
• M3: 1,023,698 km (0.059 R)
• M4: 1,391,111 km (0.095 R)
• M5: 1,823,149 km (0.054 R)
• M6: 2,752,302 km (0.088 R)
• M7: 3,343,512 km (0.071 R)
• M8: 3,906,898 km (0.091 R)
• M9: 4,270,122 km (0.092 R)
• M10: 4,680,768 km (0.104 R)
• M11: 6,044,652 km (0.06 R)
• M12: 6,948,522 km (0.106 R)
• M13: 8,012,163 km (0.081 R)
• M14: 11,255,893 km (0.062 R)
• M15: 13,218,318 km (0.106 R)
• M16: 13,833,465 km (0.114 R)
• M17: 15,065,852 km (0.043 R)
• M18: 15,511,205 km (0.111 R)
• M19: 16,781,440 km (0.06 R)
• M20: 17,503,100 km (0.116 R)
• M21: 20,192,122 km (0.079 R)
• M22: 21,776,064 km (0.067 R)
• M23: 22,345,883 km (0.096 R)
• M24: 23,145,633 km (0.028 R)
• M25: 24,039,779 km (0.063 R)
• M26: 27,187,019 km (0.044 R)
• M27: 27,847,943 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 494.3

Radius: 4.5

Gravity: 24.41 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 6.01 AU - 6.91 AU

Year: 10949 Days

Day: 20.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,503,270 km

• M1: 78,389 km (0.102 R)
• M2: 225,893 km (0.106 R)
• M3: 528,529 km (0.103 R)
• M4: 803,490 km (0.058 R)
• M5: 943,963 km (0.108 R)
• M6: 1,896,751 km (0.115 R)
• M7: 2,867,342 km (0.119 R)
• M8: 3,269,461 km (0.063 R)
• M9: 4,075,794 km (0.07 R)
• M10: 4,525,036 km (0.068 R)
• M11: 5,826,687 km (0.064 R)
• M12: 7,981,346 km (0.044 R)
• M13: 8,239,851 km (0.105 R)
• M14: 8,548,322 km (0.079 R)
• M15: 9,568,280 km (0.049 R)
• M16: 9,762,009 km (0.11 R)
• M17: 10,666,627 km (0.081 R)
• M18: 10,980,334 km (0.04 R)
• M19: 13,775,720 km (0.084 R)
• M20: 13,960,772 km (0.087 R)
• M21: 14,846,691 km (0.084 R)
• M22: 15,769,560 km (0.096 R)
• M23: 19,844,158 km (0.067 R)
• M24: 22,206,607 km (0.104 R)
• M25: 22,376,251 km (0.117 R)
• M26: 28,767,820 km (0.09 R)
• M27: 29,171,734 km (0.083 R)
• M28: 31,248,302 km (0.092 R)
• M29: 31,567,993 km (0.049 R)
• M30: 36,747,670 km (0.085 R)
• M31: 37,582,575 km (0.091 R)
• M32: 38,307,976 km (0.067 R)
• M33: 43,916,250 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316

Radius: 5

Gravity: 12.64 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.38 AU - 7.46 AU

Year: 12139 Days

Day: 17.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,503,270 km

• M1: 62,981 km (0.116 R)
• M2: 283,937 km (0.05 R)
• M3: 510,278 km (0.05 R)
• M4: 1,057,059 km (0.073 R)
• M5: 1,716,187 km (0.104 R)
• M6: 2,091,827 km (0.074 R)
• M7: 2,317,121 km (0.031 R)
• M8: 2,616,616 km (0.045 R)
• M9: 2,857,768 km (0.112 R)
• M10: 3,871,593 km (0.107 R)
• M11: 4,052,606 km (0.109 R)
• M12: 4,266,232 km (0.099 R)
• M13: 5,322,692 km (0.051 R)
• M14: 9,106,920 km (0.085 R)
• M15: 9,947,062 km (0.101 R)
• M16: 12,106,208 km (0.111 R)
• M17: 12,271,513 km (0.045 R)
• M18: 13,887,170 km (0.105 R)
• M19: 14,559,014 km (0.092 R)
• M20: 15,574,485 km (0.078 R)
• M21: 15,835,533 km (0.077 R)
• M22: 17,254,319 km (0.112 R)
• M23: 17,745,449 km (0.083 R)
• M24: 20,187,185 km (0.091 R)
• M25: 22,262,108 km (0.077 R)
• M26: 22,593,467 km (0.087 R)
• M27: 25,005,583 km (0.043 R)
• M28: 27,299,517 km (0.094 R)
• M29: 27,488,908 km (0.107 R)
• M30: 29,930,495 km (0.036 R)
• M31: 32,939,506 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.2

Radius: 4.8

Gravity: 32.26 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.1 AU - 8.84 AU

Year: 13615 Days

Day: 19.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,503,270 km

• M1: 59,690 km (0.119 R)
• M2: 289,173 km (0.105 R)
• M3: 572,810 km (0.117 R)
• M4: 730,038 km (0.109 R)
• M5: 1,073,814 km (0.115 R)
• M6: 1,400,834 km (0.078 R)
• M7: 1,843,046 km (0.119 R)
• M8: 2,541,668 km (0.081 R)
• M9: 2,741,082 km (0.072 R)
• M10: 2,927,032 km (0.117 R)
• M11: 3,508,968 km (0.114 R)
• M12: 4,317,694 km (0.067 R)
• M13: 5,173,543 km (0.062 R)
• M14: 6,912,768 km (0.1 R)
• M15: 8,124,810 km (0.118 R)
• M16: 10,561,161 km (0.064 R)
• M17: 10,845,995 km (0.054 R)
• M18: 12,347,659 km (0.103 R)
• M19: 12,727,787 km (0.104 R)
• M20: 14,604,941 km (0.12 R)
• M21: 16,128,446 km (0.113 R)
• M22: 16,278,941 km (0.073 R)
• M23: 17,754,874 km (0.079 R)
• M24: 18,238,823 km (0.049 R)
• M25: 19,317,723 km (0.089 R)
• M26: 19,743,777 km (0.097 R)
• M27: 21,239,307 km (0.086 R)
• M28: 21,601,783 km (0.09 R)
• M29: 34,495,773 km (0.102 R)
• M30: 38,237,665 km (0.03 R)
• M31: 42,814,312 km (0.101 R)
• M32: 44,417,403 km (0.06 R)
• M33: 52,539,819 km (0.07 R)
• M34: 53,202,837 km (0.107 R)
• M35: 56,774,785 km (0.112 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: 557 - 18,236 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit