🌌 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: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.7

Radius: 9

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.95 AU - 1.07 AU

Year: 701 Days

Day: 9.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,044,462 km

• M1: 119,529 km (0.085 R)
• M2: 406,158 km (0.101 R)
• M3: 761,154 km (0.032 R)
• M4: 1,075,758 km (0.103 R)
• M5: 1,587,084 km (0.11 R)
• M6: 2,096,465 km (0.077 R)
• M7: 2,651,024 km (0.078 R)
• M8: 3,253,754 km (0.061 R)
• M9: 3,712,870 km (0.115 R)
• M10: 4,354,046 km (0.058 R)
• M11: 5,353,809 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725

Radius: 10.8

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.45 AU - 1.85 AU

Year: 1463 Days

Day: 9.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,044,462 km

• M1: 134,638 km (0.083 R)
• M2: 621,280 km (0.059 R)
• M3: 974,481 km (0.073 R)
• M4: 1,537,417 km (0.096 R)
• M5: 1,968,409 km (0.104 R)
• M6: 2,530,598 km (0.109 R)
• M7: 3,977,359 km (0.075 R)
• M8: 5,575,812 km (0.099 R)
• M9: 6,099,105 km (0.051 R)
• M10: 7,270,606 km (0.1 R)
• M11: 9,410,604 km (0.045 R)
• M12: 12,734,220 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.2

Radius: 10.7

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.85 AU - 2.55 AU

Year: 2252 Days

Day: 13.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,044,462 km

• M1: 144,362 km (0.11 R)
• M2: 563,685 km (0.073 R)
• M3: 916,287 km (0.098 R)
• M4: 1,495,829 km (0.118 R)
• M5: 1,970,653 km (0.105 R)
• M6: 2,359,009 km (0.037 R)
• M7: 3,292,200 km (0.054 R)
• M8: 4,122,469 km (0.099 R)
• M9: 4,556,602 km (0.101 R)
• M10: 5,401,680 km (0.098 R)
• M11: 6,296,874 km (0.105 R)
• M12: 7,660,009 km (0.11 R)
• M13: 8,196,019 km (0.089 R)
• M14: 9,112,156 km (0.105 R)
• M15: 9,477,025 km (0.064 R)
• M16: 9,886,325 km (0.069 R)
• M17: 14,563,054 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.1

Radius: 10.6

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.49 AU - 4.01 AU

Year: 4044 Days

Day: 6 Hours

Environment

Temp: -218 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,044,462 km

• M1: 131,796 km (0.09 R)
• M2: 462,557 km (0.053 R)
• M3: 948,451 km (0.078 R)
• M4: 1,395,898 km (0.113 R)
• M5: 1,827,936 km (0.087 R)
• M6: 2,160,044 km (0.119 R)
• M7: 3,508,519 km (0.1 R)
• M8: 5,484,856 km (0.098 R)
• M9: 6,185,872 km (0.093 R)
• M10: 6,882,549 km (0.092 R)
• M11: 7,331,792 km (0.092 R)
• M12: 7,868,998 km (0.067 R)
• M13: 9,600,443 km (0.072 R)
• M14: 10,702,830 km (0.058 R)
• M15: 11,306,757 km (0.11 R)
• M16: 11,978,900 km (0.073 R)
• M17: 12,772,666 km (0.076 R)
• M18: 14,104,835 km (0.086 R)
• M19: 14,936,749 km (0.113 R)
• M20: 19,278,079 km (0.079 R)
• M21: 20,432,975 km (0.088 R)
• M22: 20,894,484 km (0.104 R)
• M23: 21,633,498 km (0.079 R)
• M24: 22,809,786 km (0.069 R)
• M25: 23,449,616 km (0.117 R)
• M26: 24,321,173 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.2

Radius: 10.3

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.1 AU - 3.9 AU

Year: 4520 Days

Day: 13.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,044,462 km

• M1: 144,362 km (0.063 R)
• M2: 465,100 km (0.103 R)
• M3: 914,492 km (0.05 R)
• M4: 1,440,328 km (0.084 R)
• M5: 2,773,694 km (0.104 R)
• M6: 3,519,589 km (0.104 R)
• M7: 4,036,899 km (0.099 R)
• M8: 5,380,587 km (0.116 R)
• M9: 6,359,705 km (0.118 R)
• M10: 7,387,592 km (0.1 R)
• M11: 9,303,641 km (0.05 R)
• M12: 11,663,398 km (0.092 R)
• M13: 13,491,484 km (0.07 R)
• M14: 14,192,051 km (0.033 R)
• M15: 14,551,385 km (0.086 R)
• M16: 18,364,934 km (0.066 R)
• M17: 19,984,181 km (0.104 R)
• M18: 20,501,042 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.8

Radius: 9

Gravity: 9.45 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.74 AU - 4.18 AU

Year: 5439 Days

Day: 13.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,044,462 km

• M1: 112,348 km (0.047 R)
• M2: 422,315 km (0.055 R)
• M3: 719,865 km (0.109 R)
• M4: 1,184,366 km (0.077 R)
• M5: 1,615,059 km (0.074 R)
• M6: 2,041,712 km (0.098 R)
• M7: 3,542,029 km (0.045 R)
• M8: 3,857,680 km (0.093 R)
• M9: 4,546,130 km (0.092 R)
• M10: 5,489,494 km (0.11 R)
• M11: 8,732,028 km (0.059 R)
• M12: 9,353,457 km (0.112 R)
• M13: 10,454,198 km (0.081 R)
• M14: 10,917,952 km (0.117 R)
• M15: 11,541,177 km (0.066 R)
• M16: 11,886,598 km (0.073 R)
• M17: 12,701,906 km (0.038 R)
• M18: 14,049,634 km (0.107 R)
• M19: 15,850,343 km (0.111 R)
• M20: 16,154,625 km (0.041 R)
• M21: 19,002,370 km (0.105 R)
• M22: 19,693,512 km (0.089 R)
• M23: 21,199,065 km (0.12 R)
• M24: 22,244,605 km (0.096 R)
• M25: 23,245,714 km (0.105 R)
• M26: 25,503,894 km (0.115 R)
• M27: 27,640,151 km (0.08 R)
• M28: 33,149,542 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823.2

Radius: 6.8

Gravity: 17.8 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 6.42 AU - 6.46 AU

Year: 11281 Days

Day: 16.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,044,462 km

• M1: 84,672 km (0.104 R)
• M2: 297,999 km (0.103 R)
• M3: 712,684 km (0.092 R)
• M4: 1,269,188 km (0.067 R)
• M5: 2,012,540 km (0.032 R)
• M6: 2,635,765 km (0.117 R)
• M7: 4,717,868 km (0.086 R)
• M8: 5,109,216 km (0.098 R)
• M9: 6,453,353 km (0.104 R)
• M10: 6,853,677 km (0.073 R)
• M11: 7,485,279 km (0.095 R)
• M12: 10,296,073 km (0.107 R)
• M13: 16,817,643 km (0.06 R)
• M14: 19,405,686 km (0.067 R)
• M15: 19,736,447 km (0.082 R)
• M16: 24,673,925 km (0.105 R)
• M17: 27,064,798 km (0.106 R)
• M18: 27,790,198 km (0.097 R)
• M19: 29,496,811 km (0.102 R)
• M20: 31,046,495 km (0.116 R)
• M21: 31,955,900 km (0.119 R)
• M22: 32,533,348 km (0.045 R)
• M23: 33,117,677 km (0.088 R)
• M24: 34,427,706 km (0.106 R)
• M25: 36,269,256 km (0.062 R)
• M26: 37,917,675 km (0.1 R)
• M27: 38,956,482 km (0.06 R)
• M28: 40,415,660 km (0.095 R)
• M29: 47,210,994 km (0.091 R)
• M30: 48,110,526 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.3

Radius: 5

Gravity: 10.45 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 6.55 AU - 10.01 AU

Year: 16446 Days

Day: 21.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,044,462 km

• M1: 62,233 km (0.093 R)
• M2: 312,660 km (0.095 R)
• M3: 1,181,973 km (0.076 R)
• M4: 2,953,660 km (0.068 R)
• M5: 3,989,177 km (0.043 R)
• M6: 4,324,725 km (0.065 R)
• M7: 6,942,538 km (0.099 R)
• M8: 9,210,292 km (0.107 R)
• M9: 10,098,155 km (0.051 R)
• M10: 10,458,387 km (0.074 R)
• M11: 10,615,465 km (0.035 R)
• M12: 14,741,374 km (0.116 R)
• M13: 15,204,978 km (0.119 R)
• M14: 15,406,636 km (0.097 R)
• M15: 17,521,800 km (0.115 R)
• M16: 18,802,657 km (0.117 R)
• M17: 22,145,721 km (0.064 R)
• M18: 22,753,537 km (0.093 R)
• M19: 23,105,690 km (0.084 R)
• M20: 25,296,102 km (0.098 R)
• M21: 28,223,733 km (0.116 R)
• M22: 29,144,208 km (0.088 R)
• M23: 29,664,061 km (0.074 R)
• M24: 29,978,964 km (0.106 R)
• M25: 33,026,572 km (0.081 R)
• M26: 34,974,037 km (0.116 R)
• M27: 35,916,504 km (0.049 R)
• M28: 36,634,424 km (0.094 R)
• M29: 36,875,875 km (0.07 R)
• M30: 39,474,989 km (0.03 R)
• M31: 40,625,247 km (0.097 R)
• M32: 40,883,901 km (0.076 R)
• M33: 42,193,631 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 356.4

Radius: 6.7

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 8.39 AU - 10.43 AU

Year: 19925 Days

Day: 25 Hours

Environment

Temp: -227 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,044,462 km

• M1: 83,924 km (0.077 R)
• M2: 314,754 km (0.11 R)
• M3: 608,564 km (0.083 R)
• M4: 1,585,588 km (0.074 R)
• M5: 1,988,754 km (0.071 R)
• M6: 2,254,290 km (0.077 R)
• M7: 3,121,360 km (0.101 R)
• M8: 3,616,678 km (0.104 R)
• M9: 4,043,630 km (0.103 R)
• M10: 4,254,115 km (0.054 R)
• M11: 4,535,658 km (0.119 R)
• M12: 7,211,515 km (0.116 R)
• M13: 7,432,471 km (0.086 R)
• M14: 10,731,852 km (0.07 R)
• M15: 11,020,127 km (0.099 R)
• M16: 11,733,111 km (0.067 R)
• M17: 18,665,626 km (0.079 R)
• M18: 21,718,170 km (0.088 R)
• M19: 22,837,013 km (0.05 R)
• M20: 23,218,338 km (0.104 R)
• M21: 25,698,521 km (0.053 R)
• M22: 26,111,112 km (0.116 R)
• M23: 26,738,375 km (0.106 R)
• M24: 29,347,661 km (0.062 R)
• M25: 44,969,868 km (0.076 R)
• M26: 46,783,293 km (0.097 R)
• M27: 47,863,240 km (0.077 R)
• M28: 50,555,254 km (0.114 R)
• M29: 53,346,451 km (0.106 R)
• M30: 54,865,019 km (0.063 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 13,066 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit