🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.4

Radius: 8.3

Gravity: 13.51 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.85 AU - 0.95 AU

Year: 600 Days

Day: 11.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 26,563,534 km

• M1: 103,223 km (0.114 R)
• M2: 419,024 km (0.028 R)
• M3: 750,981 km (0.084 R)
• M4: 1,137,841 km (0.084 R)
• M5: 1,778,569 km (0.043 R)
• M6: 2,074,025 km (0.031 R)
• M7: 2,413,014 km (0.065 R)
• M8: 3,901,064 km (0.088 R)
• M9: 5,559,506 km (0.112 R)
• M10: 6,712,456 km (0.048 R)
• M11: 7,390,284 km (0.114 R)
• M12: 7,734,360 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.4

Radius: 8.7

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.57 AU - 2.55 AU

Year: 2078 Days

Day: 5.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,563,534 km

• M1: 110,852 km (0.114 R)
• M2: 383,120 km (0.074 R)
• M3: 829,520 km (0.09 R)
• M4: 1,270,984 km (0.117 R)
• M5: 1,852,919 km (0.076 R)
• M6: 2,575,926 km (0.027 R)
• M7: 4,452,930 km (0.094 R)
• M8: 5,381,035 km (0.064 R)
• M9: 6,383,341 km (0.099 R)
• M10: 6,915,910 km (0.054 R)
• M11: 7,314,139 km (0.06 R)
• M12: 7,588,053 km (0.088 R)
• M13: 8,303,280 km (0.108 R)
• M14: 9,188,152 km (0.115 R)
• M15: 11,001,427 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.7

Radius: 12.3

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.78 AU - 4.3 AU

Year: 4682 Days

Day: 9.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,563,534 km

• M1: 153,188 km (0.064 R)
• M2: 1,006,943 km (0.106 R)
• M3: 1,470,846 km (0.064 R)
• M4: 2,448,917 km (0.064 R)
• M5: 3,756,253 km (0.067 R)
• M6: 5,160,229 km (0.063 R)
• M7: 6,985,323 km (0.115 R)
• M8: 7,519,238 km (0.093 R)
• M9: 7,972,968 km (0.116 R)
• M10: 9,891,411 km (0.065 R)
• M11: 10,958,343 km (0.101 R)
• M12: 13,421,472 km (0.095 R)
• M13: 15,664,094 km (0.074 R)
• M14: 18,458,283 km (0.116 R)
• M15: 20,540,984 km (0.083 R)
• M16: 22,993,492 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.3

Radius: 8.4

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.61 AU - 5.33 AU

Year: 6643 Days

Day: 5.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 26,563,534 km

• M1: 105,018 km (0.119 R)
• M2: 372,947 km (0.068 R)
• M3: 1,254,229 km (0.06 R)
• M4: 1,670,559 km (0.059 R)
• M5: 2,117,558 km (0.106 R)
• M6: 3,271,107 km (0.116 R)
• M7: 4,088,061 km (0.053 R)
• M8: 4,494,818 km (0.108 R)
• M9: 5,909,265 km (0.106 R)
• M10: 6,273,836 km (0.116 R)
• M11: 6,589,188 km (0.054 R)
• M12: 7,354,531 km (0.119 R)
• M13: 7,740,942 km (0.105 R)
• M14: 8,478,310 km (0.071 R)
• M15: 9,261,754 km (0.077 R)
• M16: 10,926,778 km (0.095 R)
• M17: 11,245,571 km (0.12 R)
• M18: 11,617,322 km (0.105 R)
• M19: 12,142,111 km (0.118 R)
• M20: 12,632,643 km (0.088 R)
• M21: 12,933,334 km (0.072 R)
• M22: 15,628,041 km (0.068 R)
• M23: 15,974,659 km (0.061 R)
• M24: 18,740,574 km (0.107 R)
• M25: 20,891,492 km (0.077 R)
• M26: 23,426,727 km (0.053 R)
• M27: 24,495,903 km (0.079 R)
• M28: 26,160,329 km (0.048 R)
• M29: 26,485,705 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301.6

Radius: 3.8

Gravity: 20.89 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.93 AU - 6.11 AU

Year: 9116 Days

Day: 22.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 26,563,534 km

• M1: 47,273 km (0.12 R)
• M2: 293,361 km (0.087 R)
• M3: 595,100 km (0.118 R)
• M4: 721,211 km (0.113 R)
• M5: 890,855 km (0.083 R)
• M6: 1,148,164 km (0.096 R)
• M7: 1,357,601 km (0.12 R)
• M8: 1,502,561 km (0.097 R)
• M9: 1,911,113 km (0.064 R)
• M10: 2,338,514 km (0.074 R)
• M11: 2,712,808 km (0.093 R)
• M12: 3,167,137 km (0.109 R)
• M13: 4,199,811 km (0.114 R)
• M14: 6,589,936 km (0.047 R)
• M15: 6,936,704 km (0.081 R)
• M16: 7,295,439 km (0.109 R)
• M17: 8,730,981 km (0.031 R)
• M18: 9,934,944 km (0.049 R)
• M19: 10,161,136 km (0.11 R)
• M20: 10,859,908 km (0.092 R)
• M21: 11,148,333 km (0.12 R)
• M22: 11,343,259 km (0.063 R)
• M23: 14,203,869 km (0.097 R)
• M24: 14,490,947 km (0.086 R)
• M25: 14,957,992 km (0.107 R)
• M26: 21,747,940 km (0.102 R)
• M27: 22,983,170 km (0.1 R)
• M28: 26,017,613 km (0.108 R)
• M29: 26,794,026 km (0.079 R)
• M30: 27,320,162 km (0.097 R)
• M31: 27,497,136 km (0.065 R)
• M32: 28,302,571 km (0.079 R)
• M33: 31,779,973 km (0.056 R)
• M34: 33,874,792 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 772.7

Radius: 6.4

Gravity: 18.86 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.56 AU - 7.52 AU

Year: 11756 Days

Day: 21.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 26,563,534 km

• M1: 79,586 km (0.094 R)
• M2: 352,303 km (0.101 R)
• M3: 754,871 km (0.091 R)
• M4: 1,701,227 km (0.112 R)
• M5: 1,984,865 km (0.105 R)
• M6: 2,358,710 km (0.059 R)
• M7: 3,658,416 km (0.071 R)
• M8: 4,400,571 km (0.096 R)
• M9: 4,679,571 km (0.076 R)
• M10: 5,768,643 km (0.113 R)
• M11: 6,729,959 km (0.101 R)
• M12: 7,398,662 km (0.11 R)
• M13: 7,928,538 km (0.059 R)
• M14: 8,530,968 km (0.031 R)
• M15: 9,774,276 km (0.106 R)
• M16: 10,521,218 km (0.059 R)
• M17: 10,908,527 km (0.036 R)
• M18: 12,067,761 km (0.093 R)
• M19: 14,156,596 km (0.089 R)
• M20: 15,604,703 km (0.116 R)
• M21: 18,471,148 km (0.037 R)
• M22: 21,405,361 km (0.039 R)
• M23: 23,028,947 km (0.068 R)
• M24: 23,494,046 km (0.07 R)
• M25: 28,177,657 km (0.041 R)
• M26: 29,904,016 km (0.067 R)
• M27: 32,975,260 km (0.109 R)
• M28: 33,924,160 km (0.106 R)
• M29: 34,769,238 km (0.108 R)
• M30: 40,405,188 km (0.101 R)
• M31: 43,580,104 km (0.087 R)
• M32: 44,434,906 km (0.041 R)
• M33: 44,866,346 km (0.069 R)
• M34: 48,268,351 km (0.069 R)
• M35: 50,577,395 km (0.088 R)
• M36: 52,316,769 km (0.085 R)
• M37: 53,282,124 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.1

Radius: 5.7

Gravity: 18.99 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.2 AU - 7.04 AU

Year: 11973 Days

Day: 23.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 26,563,534 km

• M1: 70,909 km (0.058 R)
• M2: 284,386 km (0.117 R)
• M3: 487,839 km (0.104 R)
• M4: 730,187 km (0.117 R)
• M5: 1,019,210 km (0.094 R)
• M6: 1,564,495 km (0.055 R)
• M7: 2,230,055 km (0.114 R)
• M8: 2,668,676 km (0.073 R)
• M9: 3,905,402 km (0.097 R)
• M10: 4,481,055 km (0.094 R)
• M11: 4,664,312 km (0.115 R)
• M12: 5,692,797 km (0.039 R)
• M13: 6,054,525 km (0.094 R)
• M14: 7,026,313 km (0.081 R)
• M15: 7,963,843 km (0.049 R)
• M16: 8,142,911 km (0.112 R)
• M17: 10,136,602 km (0.116 R)
• M18: 10,995,892 km (0.071 R)
• M19: 13,864,132 km (0.115 R)
• M20: 15,125,392 km (0.098 R)
• M21: 16,031,207 km (0.112 R)
• M22: 18,727,709 km (0.108 R)
• M23: 21,624,971 km (0.079 R)
• M24: 23,134,413 km (0.099 R)
• M25: 25,869,212 km (0.117 R)
• M26: 26,262,505 km (0.084 R)
• M27: 26,560,204 km (0.094 R)
• M28: 29,022,735 km (0.083 R)
• M29: 30,856,506 km (0.046 R)
• M30: 32,651,530 km (0.116 R)
• M31: 32,995,755 km (0.102 R)
• M32: 34,042,791 km (0.096 R)
• M33: 34,752,932 km (0.12 R)
• M34: 36,818,729 km (0.113 R)
• M35: 38,708,299 km (0.079 R)
• M36: 45,615,383 km (0.089 R)
• M37: 47,352,064 km (0.083 R)
• M38: 51,574,764 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848.9

Radius: 5.9

Gravity: 24.39 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 5.2 AU - 8.24 AU

Year: 12245 Days

Day: 18 Hours

Environment

Temp: -230 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 26,563,534 km

• M1: 410,945 km (0.115 R)
• M2: 752,776 km (0.074 R)
• M3: 993,031 km (0.081 R)
• M4: 1,948,213 km (0.108 R)
• M5: 2,553,785 km (0.071 R)
• M6: 3,868,451 km (0.115 R)
• M7: 4,129,799 km (0.059 R)
• M8: 5,052,818 km (0.071 R)
• M9: 7,040,225 km (0.119 R)
• M10: 7,342,413 km (0.083 R)
• M11: 9,706,209 km (0.095 R)
• M12: 9,919,087 km (0.052 R)
• M13: 11,497,494 km (0.092 R)
• M14: 13,042,242 km (0.088 R)
• M15: 14,930,765 km (0.074 R)
• M16: 18,743,267 km (0.12 R)
• M17: 19,661,349 km (0.1 R)
• M18: 20,260,937 km (0.078 R)
• M19: 22,132,855 km (0.044 R)
• M20: 23,443,034 km (0.078 R)
• M21: 23,923,093 km (0.036 R)
• M22: 25,002,591 km (0.073 R)
• M23: 25,807,877 km (0.082 R)
• M24: 30,434,041 km (0.081 R)
• M25: 34,585,083 km (0.113 R)
• M26: 43,553,924 km (0.117 R)
• M27: 46,203,153 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 691

Radius: 3

Gravity: 76.78 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.96 AU - 8.28 AU

Year: 13355 Days

Day: 18.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 26,563,534 km

• M1: 38,895 km (0.097 R)
• M2: 171,290 km (0.112 R)
• M3: 449,691 km (0.077 R)
• M4: 546,631 km (0.102 R)
• M5: 1,946,418 km (0.088 R)
• M6: 2,388,330 km (0.112 R)
• M7: 2,870,334 km (0.094 R)
• M8: 3,036,538 km (0.052 R)
• M9: 3,655,274 km (0.088 R)
• M10: 3,994,114 km (0.105 R)
• M11: 5,782,406 km (0.118 R)
• M12: 6,281,166 km (0.092 R)
• M13: 7,018,235 km (0.118 R)
• M14: 7,902,807 km (0.115 R)
• M15: 9,211,190 km (0.114 R)
• M16: 9,836,509 km (0.08 R)
• M17: 10,770,000 km (0.084 R)
• M18: 11,345,802 km (0.117 R)
• M19: 11,463,386 km (0.039 R)
• M20: 12,621,423 km (0.115 R)
• M21: 15,025,161 km (0.029 R)
• M22: 15,238,338 km (0.093 R)
• M23: 17,093,202 km (0.047 R)
• M24: 17,955,036 km (0.12 R)
• M25: 18,599,653 km (0.112 R)
• M26: 18,845,293 km (0.09 R)
• M27: 24,030,504 km (0.102 R)
• M28: 25,916,036 km (0.064 R)
• M29: 26,531,482 km (0.095 R)
• M30: 27,051,633 km (0.109 R)
• M31: 28,112,282 km (0.086 R)
• M32: 30,656,344 km (0.068 R)
• M33: 30,770,188 km (0.081 R)
• M34: 31,113,814 km (0.063 R)
• M35: 32,042,667 km (0.105 R)
• M36: 34,568,178 km (0.059 R)
• M37: 34,939,480 km (0.103 R)
• M38: 41,665,101 km (0.074 R)
• M39: 42,226,243 km (0.11 R)
• M40: 42,508,833 km (0.086 R)
• M41: 49,047,457 km (0.089 R)
• M42: 53,870,044 km (0.092 R)
• M43: 57,774,548 km (0.053 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 50.3

Radius: 5.2

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.56 AU - 8.98 AU

Year: 15224 Days

Day: 19.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 26,563,534 km

• M1: 65,524 km (0.077 R)
• M2: 335,398 km (0.078 R)
• M3: 758,910 km (0.083 R)
• M4: 957,576 km (0.065 R)
• M5: 1,124,677 km (0.09 R)
• M6: 1,290,730 km (0.063 R)
• M7: 2,780,875 km (0.074 R)
• M8: 3,125,249 km (0.117 R)
• M9: 5,932,752 km (0.076 R)
• M10: 6,472,202 km (0.065 R)
• M11: 7,142,251 km (0.12 R)
• M12: 10,672,611 km (0.093 R)
• M13: 11,199,196 km (0.051 R)
• M14: 12,785,382 km (0.055 R)
• M15: 14,782,514 km (0.073 R)
• M16: 24,025,717 km (0.111 R)
• M17: 24,852,844 km (0.065 R)
• M18: 25,932,641 km (0.073 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 17,483 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit