🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.9

Radius: 10

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.06 AU - 1.4 AU

Year: 910 Days

Day: 13.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,391,440 km

• M1: 124,465 km (0.101 R)
• M2: 438,322 km (0.091 R)
• M3: 754,721 km (0.104 R)
• M4: 1,532,780 km (0.101 R)
• M5: 2,706,375 km (0.117 R)
• M6: 3,495,653 km (0.08 R)
• M7: 4,251,422 km (0.075 R)
• M8: 6,085,193 km (0.082 R)
• M9: 6,836,623 km (0.038 R)
• M10: 7,154,069 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.5

Radius: 8.4

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.82 AU - 1.92 AU

Year: 1705 Days

Day: 9.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,391,440 km

• M1: 106,364 km (0.112 R)
• M2: 394,789 km (0.11 R)
• M3: 750,084 km (0.058 R)
• M4: 1,151,006 km (0.053 R)
• M5: 1,414,747 km (0.084 R)
• M6: 1,807,441 km (0.113 R)
• M7: 2,414,659 km (0.104 R)
• M8: 2,706,375 km (0.075 R)
• M9: 3,107,746 km (0.067 R)
• M10: 3,376,574 km (0.071 R)
• M11: 3,995,759 km (0.099 R)
• M12: 4,405,956 km (0.096 R)
• M13: 5,003,151 km (0.114 R)
• M14: 5,631,313 km (0.12 R)
• M15: 6,287,599 km (0.037 R)
• M16: 6,769,154 km (0.092 R)
• M17: 7,095,277 km (0.104 R)
• M18: 8,277,400 km (0.091 R)
• M19: 8,915,584 km (0.059 R)
• M20: 9,216,276 km (0.117 R)
• M21: 9,743,010 km (0.085 R)
• M22: 10,687,721 km (0.049 R)
• M23: 11,621,062 km (0.101 R)
• M24: 12,420,812 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.4

Radius: 10.1

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.61 AU - 4.05 AU

Year: 4052 Days

Day: 13.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,391,440 km

• M1: 126,859 km (0.044 R)
• M2: 460,163 km (0.111 R)
• M3: 824,434 km (0.117 R)
• M4: 1,246,449 km (0.095 R)
• M5: 1,702,873 km (0.112 R)
• M6: 2,079,560 km (0.071 R)
• M7: 2,683,487 km (0.098 R)
• M8: 3,067,355 km (0.09 R)
• M9: 4,062,629 km (0.09 R)
• M10: 4,486,889 km (0.092 R)
• M11: 5,691,152 km (0.072 R)
• M12: 6,016,976 km (0.111 R)
• M13: 6,381,845 km (0.103 R)
• M14: 6,928,625 km (0.102 R)
• M15: 7,329,847 km (0.108 R)
• M16: 8,857,840 km (0.094 R)
• M17: 9,194,136 km (0.09 R)
• M18: 10,476,040 km (0.056 R)
• M19: 14,242,166 km (0.08 R)
• M20: 14,611,224 km (0.104 R)
• M21: 15,854,981 km (0.063 R)
• M22: 16,502,590 km (0.05 R)
• M23: 16,909,945 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.8

Radius: 9.7

Gravity: 9.52 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.78 AU - 4.04 AU

Year: 5156 Days

Day: 6.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 68,391,440 km

• M1: 120,725 km (0.039 R)
• M2: 573,409 km (0.095 R)
• M3: 914,492 km (0.081 R)
• M4: 1,284,148 km (0.112 R)
• M5: 1,623,137 km (0.08 R)
• M6: 2,237,835 km (0.052 R)
• M7: 2,790,748 km (0.118 R)
• M8: 3,651,983 km (0.111 R)
• M9: 4,815,406 km (0.088 R)
• M10: 5,205,707 km (0.09 R)
• M11: 6,878,510 km (0.115 R)
• M12: 7,410,779 km (0.076 R)
• M13: 8,163,107 km (0.093 R)
• M14: 9,258,313 km (0.119 R)
• M15: 9,819,455 km (0.117 R)
• M16: 12,759,950 km (0.057 R)
• M17: 13,238,514 km (0.116 R)
• M18: 13,839,748 km (0.083 R)
• M19: 14,688,716 km (0.106 R)
• M20: 15,692,368 km (0.111 R)
• M21: 16,867,459 km (0.056 R)
• M22: 18,300,308 km (0.095 R)
• M23: 20,025,171 km (0.027 R)
• M24: 20,599,178 km (0.105 R)
• M25: 21,258,157 km (0.119 R)
• M26: 23,241,076 km (0.098 R)
• M27: 26,015,967 km (0.065 R)
• M28: 28,641,560 km (0.03 R)
• M29: 30,486,999 km (0.119 R)
• M30: 32,019,330 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.2

Radius: 10.1

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 4.64 AU - 5.52 AU

Year: 7635 Days

Day: 14.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,391,440 km

• M1: 125,812 km (0.046 R)
• M2: 496,515 km (0.044 R)
• M3: 822,938 km (0.095 R)
• M4: 1,481,617 km (0.075 R)
• M5: 1,985,613 km (0.089 R)
• M6: 2,548,400 km (0.112 R)
• M7: 3,874,435 km (0.106 R)
• M8: 4,261,894 km (0.031 R)
• M9: 5,172,197 km (0.116 R)
• M10: 6,877,164 km (0.042 R)
• M11: 8,521,095 km (0.076 R)
• M12: 9,564,091 km (0.08 R)
• M13: 10,004,507 km (0.059 R)
• M14: 11,407,137 km (0.029 R)
• M15: 12,830,561 km (0.037 R)
• M16: 16,838,288 km (0.108 R)
• M17: 17,286,483 km (0.036 R)
• M18: 18,206,809 km (0.068 R)
• M19: 20,216,656 km (0.034 R)
• M20: 21,090,158 km (0.083 R)
• M21: 24,836,837 km (0.111 R)
• M22: 26,693,646 km (0.056 R)
• M23: 27,479,184 km (0.08 R)
• M24: 28,913,828 km (0.105 R)
• M25: 30,115,847 km (0.039 R)
• M26: 31,737,487 km (0.102 R)
• M27: 32,520,333 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336

Radius: 3.5

Gravity: 27.43 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 5.49 AU - 8.47 AU

Year: 12297 Days

Day: 15.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,391,440 km

• M1: 43,683 km (0.062 R)
• M2: 162,463 km (0.1 R)
• M3: 283,937 km (0.081 R)
• M4: 505,042 km (0.05 R)
• M5: 673,190 km (0.077 R)
• M6: 1,202,168 km (0.081 R)
• M7: 1,490,743 km (0.077 R)
• M8: 1,658,592 km (0.048 R)
• M9: 1,823,448 km (0.07 R)
• M10: 2,614,821 km (0.112 R)
• M11: 2,838,620 km (0.074 R)
• M12: 3,660,959 km (0.091 R)
• M13: 4,958,122 km (0.105 R)
• M14: 5,494,431 km (0.062 R)
• M15: 7,021,825 km (0.119 R)
• M16: 7,737,800 km (0.095 R)
• M17: 9,690,052 km (0.1 R)
• M18: 10,175,647 km (0.062 R)
• M19: 17,395,839 km (0.093 R)
• M20: 24,471,968 km (0.07 R)
• M21: 25,370,004 km (0.063 R)
• M22: 26,289,731 km (0.076 R)
• M23: 29,281,988 km (0.051 R)
• M24: 35,817,321 km (0.096 R)
• M25: 40,716,352 km (0.048 R)
• M26: 43,390,114 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 816

Radius: 7.1

Gravity: 16.19 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 5.86 AU - 8.58 AU

Year: 12937 Days

Day: 16 Hours

Environment

Temp: -240 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,391,440 km

• M1: 89,310 km (0.1 R)
• M2: 411,095 km (0.071 R)
• M3: 1,171,651 km (0.098 R)
• M4: 1,512,434 km (0.108 R)
• M5: 2,043,806 km (0.03 R)
• M6: 2,583,555 km (0.083 R)
• M7: 4,456,371 km (0.054 R)
• M8: 4,680,169 km (0.092 R)
• M9: 6,708,866 km (0.112 R)
• M10: 7,306,510 km (0.083 R)
• M11: 10,442,380 km (0.109 R)
• M12: 10,838,366 km (0.066 R)
• M13: 16,555,548 km (0.111 R)
• M14: 19,281,670 km (0.115 R)
• M15: 22,949,660 km (0.079 R)
• M16: 24,105,453 km (0.107 R)
• M17: 38,538,356 km (0.082 R)
• M18: 54,054,049 km (0.106 R)
• M19: 55,922,676 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999

Radius: 6.5

Gravity: 23.64 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 7.68 AU - 9.18 AU

Year: 16322 Days

Day: 17.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,391,440 km

• M1: 80,932 km (0.094 R)
• M2: 300,991 km (0.096 R)
• M3: 597,195 km (0.055 R)
• M4: 1,388,567 km (0.101 R)
• M5: 1,805,048 km (0.118 R)
• M6: 2,154,060 km (0.094 R)
• M7: 3,091,889 km (0.064 R)
• M8: 3,801,581 km (0.088 R)
• M9: 4,342,976 km (0.036 R)
• M10: 5,081,241 km (0.025 R)
• M11: 5,306,835 km (0.055 R)
• M12: 5,778,068 km (0.079 R)
• M13: 6,580,661 km (0.118 R)
• M14: 8,301,784 km (0.101 R)
• M15: 8,721,556 km (0.091 R)
• M16: 13,657,238 km (0.094 R)
• M17: 15,073,481 km (0.093 R)
• M18: 16,749,726 km (0.064 R)
• M19: 22,117,447 km (0.077 R)
• M20: 26,344,634 km (0.111 R)
• M21: 28,529,062 km (0.091 R)
• M22: 31,080,603 km (0.045 R)
• M23: 34,713,887 km (0.097 R)
• M24: 37,052,700 km (0.045 R)
• M25: 37,334,542 km (0.066 R)
• M26: 39,347,830 km (0.076 R)
• M27: 39,641,192 km (0.106 R)
• M28: 40,381,103 km (0.103 R)
• M29: 43,589,379 km (0.094 R)
• M30: 55,505,448 km (0.082 R)
• M31: 57,933,870 km (0.075 R)
• M32: 64,414,450 km (0.104 R)
• M33: 66,262,282 km (0.079 R)
• M34: 66,469,775 km (0.046 R)
• M35: 72,017,163 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586

Radius: 5

Gravity: 23.44 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 7.53 AU - 10.75 AU

Year: 18427 Days

Day: 18.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,391,440 km

• M1: 62,233 km (0.096 R)
• M2: 230,231 km (0.026 R)
• M3: 494,870 km (0.079 R)
• M4: 650,900 km (0.109 R)
• M5: 893,548 km (0.104 R)
• M6: 1,222,065 km (0.081 R)
• M7: 1,711,549 km (0.045 R)
• M8: 2,473,302 km (0.069 R)
• M9: 2,700,690 km (0.045 R)
• M10: 3,197,355 km (0.113 R)
• M11: 3,752,663 km (0.098 R)
• M12: 4,241,399 km (0.094 R)
• M13: 6,844,103 km (0.032 R)
• M14: 7,618,870 km (0.1 R)
• M15: 8,349,656 km (0.091 R)
• M16: 8,654,686 km (0.04 R)
• M17: 12,917,178 km (0.028 R)
• M18: 13,463,060 km (0.098 R)
• M19: 15,878,767 km (0.097 R)
• M20: 24,933,627 km (0.043 R)
• M21: 25,459,762 km (0.075 R)
• M22: 28,088,945 km (0.101 R)
• M23: 28,544,022 km (0.03 R)
• M24: 30,175,686 km (0.115 R)
• M25: 31,256,680 km (0.117 R)
• M26: 32,737,998 km (0.115 R)
• M27: 33,241,993 km (0.041 R)
• M28: 35,574,224 km (0.082 R)
• M29: 46,626,664 km (0.07 R)
• M30: 49,874,285 km (0.028 R)
• M31: 55,735,529 km (0.118 R)
• M32: 57,909,037 km (0.101 R)
• M33: 60,326,837 km (0.067 R)
• M34: 65,163,785 km (0.113 R)
• M35: 66,764,632 km (0.07 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 15,619 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit