🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.6

Radius: 12.2

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.73 AU - 1.11 AU

Year: 609 Days

Day: 11.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 75,781,867 km

• M1: 155,731 km (0.067 R)
• M2: 640,129 km (0.105 R)
• M3: 1,625,231 km (0.074 R)
• M4: 2,055,325 km (0.109 R)
• M5: 2,435,005 km (0.1 R)
• M6: 3,777,645 km (0.086 R)
• M7: 5,395,247 km (0.097 R)
• M8: 6,275,331 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.6

Radius: 13.4

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.79 AU - 1.05 AU

Year: 609 Days

Day: 12.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,781,867 km

• M1: 166,652 km (0.12 R)
• M2: 757,264 km (0.087 R)
• M3: 1,453,343 km (0.119 R)
• M4: 1,917,994 km (0.085 R)
• M5: 2,472,703 km (0.059 R)
• M6: 2,904,742 km (0.096 R)
• M7: 3,437,460 km (0.095 R)
• M8: 4,701,711 km (0.094 R)
• M9: 5,993,788 km (0.075 R)
• M10: 6,742,974 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.6

Radius: 8.3

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.11 AU - 4.39 AU

Year: 6048 Days

Day: 12.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,781,867 km

• M1: 105,616 km (0.035 R)
• M2: 568,921 km (0.027 R)
• M3: 1,246,150 km (0.11 R)
• M4: 2,051,884 km (0.119 R)
• M5: 3,311,498 km (0.041 R)
• M6: 4,159,270 km (0.08 R)
• M7: 4,998,364 km (0.113 R)
• M8: 8,362,222 km (0.059 R)
• M9: 9,542,100 km (0.057 R)
• M10: 10,467,363 km (0.087 R)
• M11: 11,408,932 km (0.078 R)
• M12: 11,878,819 km (0.086 R)
• M13: 12,948,593 km (0.113 R)
• M14: 13,601,738 km (0.107 R)
• M15: 16,488,977 km (0.088 R)
• M16: 16,760,197 km (0.1 R)
• M17: 19,458,045 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.7

Radius: 8

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.73 AU - 5.11 AU

Year: 7533 Days

Day: 6.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,781,867 km

• M1: 99,931 km (0.106 R)
• M2: 630,854 km (0.099 R)
• M3: 908,957 km (0.106 R)
• M4: 1,185,862 km (0.101 R)
• M5: 2,379,504 km (0.05 R)
• M6: 2,674,660 km (0.041 R)
• M7: 3,042,073 km (0.092 R)
• M8: 3,584,066 km (0.102 R)
• M9: 4,289,121 km (0.065 R)
• M10: 7,718,801 km (0.071 R)
• M11: 8,148,746 km (0.029 R)
• M12: 8,401,566 km (0.103 R)
• M13: 9,431,398 km (0.054 R)
• M14: 11,500,935 km (0.118 R)
• M15: 11,940,453 km (0.111 R)
• M16: 12,391,192 km (0.092 R)
• M17: 13,457,525 km (0.101 R)
• M18: 13,856,054 km (0.119 R)
• M19: 15,481,136 km (0.097 R)
• M20: 15,967,778 km (0.098 R)
• M21: 16,414,477 km (0.11 R)
• M22: 16,666,250 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.2

Radius: 9.5

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.05 AU - 5.79 AU

Year: 7533 Days

Day: 5.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,781,867 km

• M1: 118,182 km (0.068 R)
• M2: 588,817 km (0.073 R)
• M3: 898,036 km (0.118 R)
• M4: 1,565,542 km (0.069 R)
• M5: 2,153,461 km (0.074 R)
• M6: 2,750,357 km (0.063 R)
• M7: 3,563,720 km (0.114 R)
• M8: 4,298,096 km (0.117 R)
• M9: 5,045,039 km (0.111 R)
• M10: 5,361,288 km (0.038 R)
• M11: 6,969,765 km (0.097 R)
• M12: 7,808,560 km (0.1 R)
• M13: 8,232,820 km (0.091 R)
• M14: 9,212,237 km (0.115 R)
• M15: 9,598,798 km (0.05 R)
• M16: 10,176,395 km (0.084 R)
• M17: 10,918,849 km (0.055 R)
• M18: 11,303,316 km (0.119 R)
• M19: 12,826,671 km (0.078 R)
• M20: 13,803,844 km (0.083 R)
• M21: 16,028,664 km (0.107 R)
• M22: 16,400,564 km (0.114 R)
• M23: 18,686,120 km (0.043 R)
• M24: 19,516,389 km (0.106 R)
• M25: 23,959,894 km (0.063 R)
• M26: 28,398,313 km (0.081 R)
• M27: 29,034,852 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.9

Radius: 14.9

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.88 AU - 6.02 AU

Year: 8782 Days

Day: 7.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,781,867 km

• M1: 195,076 km (0.114 R)
• M2: 1,461,571 km (0.115 R)
• M3: 2,682,888 km (0.073 R)
• M4: 4,088,211 km (0.104 R)
• M5: 4,985,648 km (0.119 R)
• M6: 9,027,035 km (0.104 R)
• M7: 9,597,302 km (0.108 R)
• M8: 11,563,915 km (0.104 R)
• M9: 14,036,469 km (0.062 R)
• M10: 16,282,083 km (0.069 R)
• M11: 17,857,348 km (0.09 R)
• M12: 21,812,267 km (0.034 R)
• M13: 22,668,117 km (0.034 R)
• M14: 23,546,256 km (0.093 R)
• M15: 27,484,270 km (0.06 R)
• M16: 36,282,121 km (0.06 R)
• M17: 37,971,979 km (0.045 R)
• M18: 40,476,397 km (0.118 R)
• M19: 41,899,820 km (0.092 R)
• M20: 43,624,684 km (0.101 R)
• M21: 44,300,717 km (0.077 R)
• M22: 45,120,962 km (0.095 R)
• M23: 46,230,380 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 185.2

Radius: 3

Gravity: 20.58 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 5.64 AU - 5.74 AU

Year: 9369 Days

Day: 18 Hours

Environment

Temp: -229 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,781,867 km

• M1: 40,990 km (0.104 R)
• M2: 147,653 km (0.071 R)
• M3: 426,952 km (0.063 R)
• M4: 522,994 km (0.115 R)
• M5: 640,279 km (0.113 R)
• M6: 806,033 km (0.04 R)
• M7: 1,181,823 km (0.108 R)
• M8: 1,385,875 km (0.099 R)
• M9: 1,768,546 km (0.107 R)
• M10: 2,170,964 km (0.114 R)
• M11: 2,720,138 km (0.05 R)
• M12: 3,075,283 km (0.107 R)
• M13: 4,109,304 km (0.116 R)
• M14: 4,375,289 km (0.116 R)
• M15: 4,575,900 km (0.074 R)
• M16: 4,704,255 km (0.106 R)
• M17: 6,124,387 km (0.069 R)
• M18: 7,169,628 km (0.072 R)
• M19: 10,247,005 km (0.083 R)
• M20: 11,567,207 km (0.071 R)
• M21: 11,662,201 km (0.101 R)
• M22: 16,498,850 km (0.084 R)
• M23: 17,045,630 km (0.054 R)
• M24: 17,416,633 km (0.11 R)
• M25: 18,239,122 km (0.12 R)
• M26: 18,757,927 km (0.069 R)
• M27: 25,852,008 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.9

Radius: 5.6

Gravity: 25.51 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.59 AU - 7.17 AU

Year: 9842 Days

Day: 15.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 75,781,867 km

• M1: 69,862 km (0.074 R)
• M2: 877,242 km (0.094 R)
• M3: 1,176,288 km (0.065 R)
• M4: 1,813,425 km (0.076 R)
• M5: 2,207,915 km (0.117 R)
• M6: 2,915,662 km (0.066 R)
• M7: 3,237,597 km (0.089 R)
• M8: 4,146,554 km (0.076 R)
• M9: 4,464,449 km (0.074 R)
• M10: 4,987,593 km (0.116 R)
• M11: 5,280,655 km (0.094 R)
• M12: 5,619,644 km (0.087 R)
• M13: 5,794,524 km (0.087 R)
• M14: 7,082,113 km (0.044 R)
• M15: 7,706,684 km (0.049 R)
• M16: 8,187,491 km (0.071 R)
• M17: 10,208,559 km (0.102 R)
• M18: 11,168,528 km (0.095 R)
• M19: 11,389,783 km (0.073 R)
• M20: 12,187,140 km (0.088 R)
• M21: 15,069,442 km (0.116 R)
• M22: 15,751,160 km (0.084 R)
• M23: 19,872,282 km (0.114 R)
• M24: 21,962,463 km (0.067 R)
• M25: 25,508,681 km (0.115 R)
• M26: 26,377,994 km (0.118 R)
• M27: 27,467,216 km (0.078 R)
• M28: 28,073,836 km (0.05 R)
• M29: 34,756,223 km (0.108 R)
• M30: 36,669,580 km (0.031 R)
• M31: 41,097,527 km (0.108 R)
• M32: 44,331,683 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.9

Radius: 6

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.03 AU - 6.99 AU

Year: 10170 Days

Day: 24.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,781,867 km

• M1: 448,046 km (0.099 R)
• M2: 690,843 km (0.089 R)
• M3: 1,139,487 km (0.101 R)
• M4: 1,630,018 km (0.047 R)
• M5: 2,672,416 km (0.12 R)
• M6: 4,644,266 km (0.086 R)
• M7: 4,836,050 km (0.113 R)
• M8: 6,432,409 km (0.069 R)
• M9: 8,310,461 km (0.084 R)
• M10: 15,834,037 km (0.083 R)
• M11: 17,036,056 km (0.079 R)
• M12: 18,297,615 km (0.114 R)
• M13: 18,708,710 km (0.076 R)
• M14: 21,230,182 km (0.089 R)
• M15: 24,296,639 km (0.105 R)
• M16: 24,626,951 km (0.068 R)
• M17: 28,278,037 km (0.118 R)
• M18: 30,614,157 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.7

Radius: 3.5

Gravity: 76.06 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.85 AU - 9.11 AU

Year: 17045 Days

Day: 23.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 75,781,867 km

• M1: 44,879 km (0.105 R)
• M2: 164,857 km (0.117 R)
• M3: 279,299 km (0.111 R)
• M4: 390,002 km (0.089 R)
• M5: 515,365 km (0.118 R)
• M6: 872,156 km (0.12 R)
• M7: 1,241,214 km (0.074 R)
• M8: 2,068,041 km (0.075 R)
• M9: 2,525,362 km (0.059 R)
• M10: 4,467,441 km (0.058 R)
• M11: 4,746,740 km (0.087 R)
• M12: 4,963,807 km (0.093 R)
• M13: 5,857,654 km (0.058 R)
• M14: 6,107,333 km (0.07 R)
• M15: 7,224,979 km (0.069 R)
• M16: 7,757,248 km (0.105 R)
• M17: 8,058,389 km (0.106 R)
• M18: 8,791,418 km (0.088 R)
• M19: 10,449,112 km (0.079 R)
• M20: 11,771,856 km (0.103 R)
• M21: 14,069,680 km (0.111 R)
• M22: 17,920,030 km (0.089 R)
• M23: 19,804,963 km (0.094 R)
• M24: 24,068,801 km (0.084 R)
• M25: 25,359,532 km (0.093 R)
• M26: 26,245,151 km (0.074 R)
• M27: 27,496,238 km (0.043 R)
• M28: 31,234,839 km (0.089 R)
• M29: 33,290,912 km (0.091 R)
• M30: 37,243,886 km (0.101 R)
• M31: 38,386,963 km (0.077 R)
• M32: 43,663,579 km (0.103 R)
• M33: 45,740,297 km (0.061 R)
• M34: 48,217,338 km (0.11 R)
• M35: 50,262,192 km (0.074 R)
• M36: 50,608,511 km (0.107 R)
• M37: 51,833,269 km (0.099 R)
• M38: 52,364,042 km (0.072 R)
• M39: 64,774,831 km (0.051 R)
• M40: 66,634,033 km (0.119 R)
• M41: 67,052,010 km (0.029 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 19,839 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit