🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.9

Radius: 9.8

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.48 AU - 0.68 AU

Year: 300 Days

Day: 10 Hours

Environment

Temp: -143 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,586,474 km

• M1: 123,717 km (0.057 R)
• M2: 332,556 km (0.106 R)
• M3: 545,434 km (0.119 R)
• M4: 864,825 km (0.104 R)
• M5: 1,070,522 km (0.112 R)
• M6: 1,254,977 km (0.114 R)
• M7: 1,583,194 km (0.067 R)
• M8: 1,771,239 km (0.031 R)
• M9: 2,035,728 km (0.092 R)
• M10: 2,224,969 km (0.053 R)
• M11: 2,456,098 km (0.027 R)
• M12: 2,754,695 km (0.059 R)
• M13: 3,093,684 km (0.106 R)
• M14: 3,367,149 km (0.05 R)
• M15: 3,596,183 km (0.117 R)
• M16: 4,207,440 km (0.074 R)
• M17: 4,392,343 km (0.087 R)
• M18: 4,617,937 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.4

Radius: 13.5

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.86 AU - 0.86 AU

Year: 541 Days

Day: 6.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,586,474 km

• M1: 174,282 km (0.079 R)
• M2: 544,237 km (0.108 R)
• M3: 846,574 km (0.1 R)
• M4: 1,169,855 km (0.109 R)
• M5: 1,744,610 km (0.114 R)
• M6: 2,040,964 km (0.078 R)
• M7: 2,557,226 km (0.116 R)
• M8: 2,897,262 km (0.113 R)
• M9: 3,393,628 km (0.028 R)
• M10: 3,653,180 km (0.119 R)
• M11: 4,043,930 km (0.057 R)
• M12: 4,382,320 km (0.07 R)
• M13: 4,640,825 km (0.064 R)
• M14: 4,897,236 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66

Radius: 11.8

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.87 AU - 1.23 AU

Year: 730 Days

Day: 7.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,586,474 km

• M1: 147,055 km (0.116 R)
• M2: 438,172 km (0.079 R)
• M3: 874,250 km (0.116 R)
• M4: 1,630,168 km (0.068 R)
• M5: 1,914,105 km (0.092 R)
• M6: 2,173,208 km (0.105 R)
• M7: 2,851,036 km (0.1 R)
• M8: 3,456,608 km (0.076 R)
• M9: 3,720,200 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.4

Radius: 11.3

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.18 AU - 3.3 AU

Year: 3956 Days

Day: 7.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,586,474 km

• M1: 324,627 km (0.075 R)
• M2: 1,143,077 km (0.116 R)
• M3: 1,495,530 km (0.111 R)
• M4: 1,710,053 km (0.107 R)
• M5: 2,388,928 km (0.074 R)
• M6: 3,002,728 km (0.093 R)
• M7: 3,525,274 km (0.092 R)
• M8: 4,555,554 km (0.069 R)
• M9: 5,722,418 km (0.06 R)
• M10: 5,934,248 km (0.09 R)
• M11: 6,493,146 km (0.068 R)
• M12: 7,580,423 km (0.092 R)
• M13: 9,312,318 km (0.096 R)
• M14: 11,689,727 km (0.029 R)
• M15: 13,498,814 km (0.106 R)
• M16: 15,132,273 km (0.102 R)
• M17: 15,984,383 km (0.095 R)
• M18: 16,260,541 km (0.077 R)
• M19: 17,676,484 km (0.078 R)
• M20: 19,934,215 km (0.11 R)
• M21: 20,154,274 km (0.071 R)
• M22: 23,648,880 km (0.026 R)
• M23: 24,178,008 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.7

Radius: 14.2

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.3 AU - 4.96 AU

Year: 5693 Days

Day: 12.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 57,586,474 km

• M1: 214,673 km (0.082 R)
• M2: 554,410 km (0.085 R)
• M3: 832,213 km (0.088 R)
• M4: 1,411,306 km (0.089 R)
• M5: 1,945,072 km (0.079 R)
• M6: 2,222,426 km (0.068 R)
• M7: 3,014,098 km (0.1 R)
• M8: 3,620,867 km (0.12 R)
• M9: 4,830,515 km (0.082 R)
• M10: 5,247,594 km (0.115 R)
• M11: 5,710,151 km (0.108 R)
• M12: 5,991,694 km (0.032 R)
• M13: 6,696,001 km (0.027 R)
• M14: 7,001,330 km (0.052 R)
• M15: 7,376,970 km (0.079 R)
• M16: 7,697,558 km (0.099 R)
• M17: 8,840,187 km (0.062 R)
• M18: 9,227,197 km (0.081 R)
• M19: 10,936,951 km (0.096 R)
• M20: 12,460,904 km (0.06 R)
• M21: 13,648,263 km (0.093 R)
• M22: 14,041,555 km (0.107 R)
• M23: 15,026,807 km (0.104 R)
• M24: 15,764,624 km (0.08 R)
• M25: 18,945,822 km (0.09 R)
• M26: 21,104,220 km (0.1 R)
• M27: 22,926,771 km (0.105 R)
• M28: 25,713,630 km (0.094 R)
• M29: 27,167,422 km (0.086 R)
• M30: 32,707,330 km (0.096 R)
• M31: 33,385,009 km (0.114 R)
• M32: 34,761,309 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.1

Radius: 14

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.73 AU - 5.87 AU

Year: 7133 Days

Day: 11.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 57,586,474 km

• M1: 174,132 km (0.061 R)
• M2: 898,934 km (0.117 R)
• M3: 1,998,478 km (0.025 R)
• M4: 2,304,406 km (0.075 R)
• M5: 2,735,247 km (0.106 R)
• M6: 3,073,638 km (0.088 R)
• M7: 3,620,418 km (0.109 R)
• M8: 4,266,082 km (0.107 R)
• M9: 4,609,709 km (0.076 R)
• M10: 7,471,815 km (0.046 R)
• M11: 8,143,809 km (0.079 R)
• M12: 8,435,525 km (0.086 R)
• M13: 9,264,895 km (0.039 R)
• M14: 10,377,903 km (0.102 R)
• M15: 10,958,493 km (0.119 R)
• M16: 15,272,746 km (0.097 R)
• M17: 15,824,912 km (0.092 R)
• M18: 17,275,263 km (0.086 R)
• M19: 17,701,467 km (0.083 R)
• M20: 19,067,146 km (0.081 R)
• M21: 20,541,732 km (0.118 R)
• M22: 21,240,953 km (0.103 R)
• M23: 22,857,507 km (0.094 R)
• M24: 23,843,507 km (0.116 R)
• M25: 26,927,766 km (0.116 R)
• M26: 28,268,612 km (0.11 R)
• M27: 28,540,731 km (0.061 R)
• M28: 34,783,300 km (0.108 R)
• M29: 35,845,894 km (0.105 R)
• M30: 36,846,853 km (0.108 R)
• M31: 37,940,264 km (0.074 R)
• M32: 38,255,616 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 739.1

Radius: 7.1

Gravity: 14.66 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 6.8 AU - 6.94 AU

Year: 12213 Days

Day: 19.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 94.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 57,586,474 km

• M1: 88,412 km (0.071 R)
• M2: 512,822 km (0.099 R)
• M3: 779,255 km (0.076 R)
• M4: 1,171,950 km (0.085 R)
• M5: 1,728,304 km (0.063 R)
• M6: 2,070,584 km (0.07 R)
• M7: 2,264,912 km (0.076 R)
• M8: 4,086,415 km (0.113 R)
• M9: 7,316,383 km (0.107 R)
• M10: 10,028,742 km (0.075 R)
• M11: 11,144,443 km (0.106 R)
• M12: 11,597,276 km (0.119 R)
• M13: 11,852,639 km (0.046 R)
• M14: 14,109,323 km (0.116 R)
• M15: 15,311,791 km (0.109 R)
• M16: 16,321,427 km (0.104 R)
• M17: 18,055,117 km (0.074 R)
• M18: 19,943,491 km (0.104 R)
• M19: 20,616,382 km (0.116 R)
• M20: 21,300,642 km (0.085 R)
• M21: 21,438,871 km (0.116 R)
• M22: 21,577,548 km (0.079 R)
• M23: 23,929,825 km (0.111 R)
• M24: 26,250,836 km (0.025 R)
• M25: 27,569,392 km (0.05 R)
• M26: 29,243,093 km (0.102 R)
• M27: 29,486,189 km (0.079 R)
• M28: 34,384,921 km (0.076 R)
• M29: 35,001,713 km (0.047 R)
• M30: 40,038,973 km (0.105 R)
• M31: 49,960,902 km (0.077 R)
• M32: 50,491,226 km (0.086 R)
• M33: 52,206,964 km (0.113 R)
• M34: 53,403,149 km (0.075 R)
• M35: 55,056,205 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.2

Radius: 6.9

Gravity: 9.83 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 5.84 AU - 9.24 AU

Year: 14043 Days

Day: 15.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,586,474 km

• M1: 99,333 km (0.041 R)
• M2: 367,562 km (0.064 R)
• M3: 1,006,943 km (0.118 R)
• M4: 1,560,007 km (0.1 R)
• M5: 1,760,617 km (0.049 R)
• M6: 2,285,706 km (0.115 R)
• M7: 2,714,603 km (0.104 R)
• M8: 2,882,153 km (0.085 R)
• M9: 4,054,401 km (0.109 R)
• M10: 4,938,974 km (0.105 R)
• M11: 5,198,676 km (0.111 R)
• M12: 8,084,867 km (0.109 R)
• M13: 10,837,917 km (0.111 R)
• M14: 15,787,063 km (0.096 R)
• M15: 16,134,729 km (0.071 R)
• M16: 19,691,269 km (0.093 R)
• M17: 21,873,453 km (0.077 R)
• M18: 28,720,846 km (0.105 R)
• M19: 29,189,537 km (0.09 R)
• M20: 30,779,612 km (0.065 R)
• M21: 31,346,139 km (0.065 R)
• M22: 33,495,711 km (0.112 R)
• M23: 35,025,798 km (0.107 R)
• M24: 36,239,486 km (0.116 R)
• M25: 38,188,596 km (0.117 R)
• M26: 46,200,011 km (0.119 R)
• M27: 49,926,045 km (0.091 R)
• M28: 50,337,440 km (0.096 R)
• M29: 50,543,885 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.2

Radius: 6.2

Gravity: 16.81 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 7.28 AU - 10.9 AU

Year: 18588 Days

Day: 22.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,586,474 km

• M1: 376,987 km (0.087 R)
• M2: 1,258,417 km (0.108 R)
• M3: 1,782,758 km (0.104 R)
• M4: 3,267,816 km (0.038 R)
• M5: 3,671,132 km (0.042 R)
• M6: 6,768,107 km (0.119 R)
• M7: 8,091,898 km (0.101 R)
• M8: 9,954,242 km (0.047 R)
• M9: 11,549,704 km (0.081 R)
• M10: 13,696,583 km (0.113 R)
• M11: 14,389,221 km (0.057 R)
• M12: 15,229,961 km (0.075 R)
• M13: 16,707,539 km (0.058 R)
• M14: 18,469,952 km (0.114 R)
• M15: 22,102,487 km (0.106 R)
• M16: 27,897,310 km (0.115 R)
• M17: 28,793,252 km (0.043 R)
• M18: 31,471,802 km (0.087 R)
• M19: 32,327,202 km (0.113 R)
• M20: 43,158,238 km (0.053 R)
• M21: 46,196,421 km (0.098 R)
• M22: 46,770,278 km (0.1 R)
• M23: 49,219,794 km (0.087 R)
• M24: 52,339,209 km (0.09 R)
• M25: 54,679,518 km (0.113 R)
• M26: 59,254,221 km (0.106 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.2

Radius: 3.3

Gravity: 22.61 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.82 AU - 12.5 AU

Year: 21965 Days

Day: 16.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,586,474 km

• M1: 147,504 km (0.105 R)
• M2: 221,554 km (0.11 R)
• M3: 712,235 km (0.102 R)
• M4: 855,999 km (0.09 R)
• M5: 998,715 km (0.094 R)
• M6: 1,089,820 km (0.096 R)
• M7: 1,684,622 km (0.057 R)
• M8: 2,826,203 km (0.084 R)
• M9: 3,085,157 km (0.08 R)
• M10: 3,328,104 km (0.113 R)
• M11: 21,947,952 km (0.077 R)
• M12: 25,183,904 km (0.032 R)
• M13: 26,571,873 km (0.079 R)
• M14: 28,399,660 km (0.116 R)
• M15: 29,049,663 km (0.064 R)
• M16: 29,872,600 km (0.117 R)
• M17: 30,875,205 km (0.102 R)
• M18: 31,043,952 km (0.042 R)
• M19: 32,410,379 km (0.118 R)
• M20: 35,864,294 km (0.104 R)
• M21: 37,796,650 km (0.1 R)
• M22: 38,076,847 km (0.087 R)
• M23: 39,779,719 km (0.115 R)
• M24: 43,297,364 km (0.112 R)
• M25: 45,930,585 km (0.032 R)
• M26: 55,646,518 km (0.077 R)
• M27: 56,783,612 km (0.111 R)
• M28: 57,241,680 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 13,816 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit