🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.1

Radius: 10.8

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.93 AU - 1.11 AU

Year: 676 Days

Day: 5.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,696,687 km

• M1: 134,339 km (0.081 R)
• M2: 497,712 km (0.1 R)
• M3: 946,356 km (0.052 R)
• M4: 1,340,547 km (0.103 R)
• M5: 1,712,148 km (0.059 R)
• M6: 2,049,790 km (0.103 R)
• M7: 2,527,606 km (0.113 R)
• M8: 3,078,724 km (0.095 R)
• M9: 3,530,061 km (0.113 R)
• M10: 3,893,584 km (0.076 R)
• M11: 4,391,146 km (0.069 R)
• M12: 4,930,895 km (0.086 R)
• M13: 5,314,913 km (0.08 R)
• M14: 5,718,977 km (0.106 R)
• M15: 6,862,054 km (0.096 R)
• M16: 7,275,244 km (0.059 R)
• M17: 7,613,036 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.5

Radius: 11.9

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.7 AU - 2.78 AU

Year: 2199 Days

Day: 9.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,696,687 km

• M1: 148,850 km (0.103 R)
• M2: 518,955 km (0.083 R)
• M3: 986,897 km (0.085 R)
• M4: 1,418,637 km (0.095 R)
• M5: 1,816,866 km (0.033 R)
• M6: 2,330,436 km (0.107 R)
• M7: 2,892,774 km (0.051 R)
• M8: 3,316,884 km (0.11 R)
• M9: 5,424,568 km (0.104 R)
• M10: 5,868,724 km (0.111 R)
• M11: 6,830,788 km (0.078 R)
• M12: 7,261,481 km (0.114 R)
• M13: 9,801,802 km (0.09 R)
• M14: 12,288,867 km (0.104 R)
• M15: 13,499,113 km (0.099 R)
• M16: 15,315,381 km (0.077 R)
• M17: 15,855,878 km (0.07 R)
• M18: 16,408,942 km (0.053 R)
• M19: 16,975,020 km (0.109 R)
• M20: 17,500,857 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928

Radius: 11.1

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.37 AU - 4.67 AU

Year: 5287 Days

Day: 7.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,696,687 km

• M1: 138,079 km (0.075 R)
• M2: 526,285 km (0.118 R)
• M3: 1,098,946 km (0.118 R)
• M4: 1,556,416 km (0.029 R)
• M5: 2,109,330 km (0.073 R)
• M6: 2,865,248 km (0.051 R)
• M7: 3,656,172 km (0.099 R)
• M8: 4,774,266 km (0.095 R)
• M9: 6,139,497 km (0.071 R)
• M10: 6,568,843 km (0.037 R)
• M11: 7,053,540 km (0.119 R)
• M12: 8,172,831 km (0.072 R)
• M13: 8,734,272 km (0.111 R)
• M14: 10,999,333 km (0.102 R)
• M15: 13,797,711 km (0.086 R)
• M16: 17,168,749 km (0.039 R)
• M17: 18,224,611 km (0.098 R)
• M18: 18,837,364 km (0.118 R)
• M19: 20,248,072 km (0.083 R)
• M20: 23,199,488 km (0.113 R)
• M21: 23,838,570 km (0.082 R)
• M22: 24,736,457 km (0.08 R)
• M23: 25,319,440 km (0.12 R)
• M24: 25,996,968 km (0.099 R)
• M25: 27,299,816 km (0.104 R)
• M26: 27,922,443 km (0.101 R)
• M27: 28,373,031 km (0.03 R)
• M28: 30,890,315 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.2

Radius: 12.5

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.04 AU - 5.26 AU

Year: 6578 Days

Day: 14.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,696,687 km

• M1: 159,621 km (0.067 R)
• M2: 549,922 km (0.107 R)
• M3: 1,174,493 km (0.116 R)
• M4: 2,185,026 km (0.101 R)
• M5: 2,679,148 km (0.117 R)
• M6: 3,247,471 km (0.1 R)
• M7: 3,800,983 km (0.107 R)
• M8: 5,098,744 km (0.093 R)
• M9: 5,510,438 km (0.108 R)
• M10: 6,638,406 km (0.096 R)
• M11: 9,698,879 km (0.056 R)
• M12: 11,142,199 km (0.059 R)
• M13: 13,541,001 km (0.054 R)
• M14: 16,903,512 km (0.111 R)
• M15: 17,823,988 km (0.118 R)
• M16: 18,501,816 km (0.115 R)
• M17: 19,408,529 km (0.089 R)
• M18: 20,271,559 km (0.067 R)
• M19: 21,386,063 km (0.085 R)
• M20: 21,919,978 km (0.117 R)
• M21: 24,807,665 km (0.119 R)
• M22: 25,312,558 km (0.12 R)
• M23: 26,780,113 km (0.092 R)
• M24: 30,841,247 km (0.083 R)
• M25: 32,115,521 km (0.038 R)
• M26: 34,144,218 km (0.082 R)
• M27: 34,873,956 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.3

Radius: 9.3

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.54 AU - 6 AU

Year: 7936 Days

Day: 10.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,696,687 km

• M1: 117,883 km (0.119 R)
• M2: 441,763 km (0.061 R)
• M3: 829,670 km (0.095 R)
• M4: 1,152,652 km (0.096 R)
• M5: 1,935,198 km (0.072 R)
• M6: 2,671,220 km (0.035 R)
• M7: 3,133,178 km (0.084 R)
• M8: 3,477,103 km (0.12 R)
• M9: 4,289,869 km (0.105 R)
• M10: 6,162,983 km (0.054 R)
• M11: 6,575,126 km (0.093 R)
• M12: 7,141,802 km (0.054 R)
• M13: 8,221,001 km (0.105 R)
• M14: 8,958,668 km (0.069 R)
• M15: 9,446,806 km (0.07 R)
• M16: 9,782,055 km (0.082 R)
• M17: 11,531,602 km (0.042 R)
• M18: 14,013,581 km (0.111 R)
• M19: 15,235,795 km (0.117 R)
• M20: 16,467,584 km (0.079 R)
• M21: 18,929,217 km (0.108 R)
• M22: 22,878,152 km (0.107 R)
• M23: 23,483,724 km (0.116 R)
• M24: 24,490,667 km (0.119 R)
• M25: 24,885,456 km (0.115 R)
• M26: 27,769,404 km (0.035 R)
• M27: 28,371,835 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 886.9

Radius: 5.2

Gravity: 32.8 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.62 AU - 7.86 AU

Year: 12780 Days

Day: 19.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 62,696,687 km

• M1: 65,374 km (0.098 R)
• M2: 263,891 km (0.108 R)
• M3: 486,193 km (0.102 R)
• M4: 783,594 km (0.096 R)
• M5: 957,426 km (0.118 R)
• M6: 1,517,521 km (0.106 R)
• M7: 1,740,721 km (0.05 R)
• M8: 4,985,199 km (0.077 R)
• M9: 5,264,349 km (0.06 R)
• M10: 5,702,521 km (0.107 R)
• M11: 6,244,066 km (0.051 R)
• M12: 6,609,832 km (0.098 R)
• M13: 7,428,881 km (0.118 R)
• M14: 9,688,556 km (0.093 R)
• M15: 9,904,426 km (0.118 R)
• M16: 10,345,740 km (0.026 R)
• M17: 11,208,471 km (0.096 R)
• M18: 16,942,707 km (0.092 R)
• M19: 17,177,576 km (0.107 R)
• M20: 18,632,116 km (0.118 R)
• M21: 19,732,258 km (0.089 R)
• M22: 20,607,555 km (0.081 R)
• M23: 25,070,210 km (0.114 R)
• M24: 26,304,841 km (0.099 R)
• M25: 27,150,218 km (0.067 R)
• M26: 30,945,217 km (0.099 R)
• M27: 31,886,786 km (0.079 R)
• M28: 35,844,847 km (0.081 R)
• M29: 37,542,184 km (0.106 R)
• M30: 38,477,919 km (0.114 R)
• M31: 49,499,392 km (0.086 R)
• M32: 50,139,970 km (0.088 R)
• M33: 50,624,069 km (0.078 R)
• M34: 53,931,229 km (0.069 R)
• M35: 54,609,506 km (0.117 R)
• M36: 55,293,318 km (0.112 R)
• M37: 57,909,037 km (0.069 R)
• M38: 58,441,904 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.9

Radius: 4.9

Gravity: 24.03 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.11 AU - 8.37 AU

Year: 15517 Days

Day: 23.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 62,696,687 km

• M1: 100,829 km (0.042 R)
• M2: 380,278 km (0.072 R)
• M3: 538,552 km (0.055 R)
• M4: 847,472 km (0.108 R)
• M5: 1,307,635 km (0.077 R)
• M6: 1,493,735 km (0.064 R)
• M7: 1,780,514 km (0.075 R)
• M8: 2,160,792 km (0.079 R)
• M9: 2,795,535 km (0.11 R)
• M10: 2,959,943 km (0.057 R)
• M11: 3,492,811 km (0.114 R)
• M12: 4,147,152 km (0.097 R)
• M13: 4,583,380 km (0.06 R)
• M14: 5,153,796 km (0.083 R)
• M15: 6,313,479 km (0.114 R)
• M16: 8,291,312 km (0.119 R)
• M17: 8,831,211 km (0.066 R)
• M18: 9,033,168 km (0.098 R)
• M19: 12,070,903 km (0.082 R)
• M20: 12,699,513 km (0.079 R)
• M21: 16,937,022 km (0.062 R)
• M22: 20,319,729 km (0.061 R)
• M23: 21,570,667 km (0.118 R)
• M24: 25,835,253 km (0.053 R)
• M25: 28,492,261 km (0.103 R)
• M26: 30,629,416 km (0.101 R)
• M27: 32,991,866 km (0.1 R)
• M28: 37,942,807 km (0.099 R)
• M29: 46,795,860 km (0.065 R)
• M30: 56,236,532 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.9

Radius: 6.6

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 6.67 AU - 10.03 AU

Year: 15828 Days

Day: 17.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 62,696,687 km

• M1: 82,129 km (0.084 R)
• M2: 308,022 km (0.11 R)
• M3: 590,313 km (0.092 R)
• M4: 893,997 km (0.09 R)
• M5: 1,235,080 km (0.092 R)
• M6: 3,613,088 km (0.113 R)
• M7: 5,768,494 km (0.076 R)
• M8: 6,658,751 km (0.088 R)
• M9: 7,999,297 km (0.048 R)
• M10: 9,053,663 km (0.092 R)
• M11: 9,982,816 km (0.072 R)
• M12: 10,360,849 km (0.102 R)
• M13: 12,150,489 km (0.034 R)
• M14: 12,832,356 km (0.048 R)
• M15: 13,473,981 km (0.119 R)
• M16: 14,890,822 km (0.05 R)
• M17: 16,108,400 km (0.095 R)
• M18: 16,703,799 km (0.049 R)
• M19: 17,702,365 km (0.066 R)
• M20: 18,256,176 km (0.047 R)
• M21: 20,674,575 km (0.091 R)
• M22: 22,369,968 km (0.044 R)
• M23: 24,349,297 km (0.092 R)
• M24: 24,641,312 km (0.06 R)
• M25: 27,480,231 km (0.083 R)
• M26: 29,196,568 km (0.111 R)
• M27: 32,370,137 km (0.119 R)
• M28: 36,523,572 km (0.095 R)
• M29: 36,906,243 km (0.117 R)
• M30: 40,471,759 km (0.117 R)
• M31: 44,115,963 km (0.119 R)
• M32: 46,017,502 km (0.112 R)
• M33: 47,973,045 km (0.114 R)
• M34: 48,739,734 km (0.053 R)
• M35: 51,567,284 km (0.088 R)
• M36: 51,888,171 km (0.104 R)
• M37: 56,519,871 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.1

Radius: 3.2

Gravity: 40.83 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 7.45 AU - 11.51 AU

Year: 19148 Days

Day: 15.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 62,696,687 km

• M1: 39,793 km (0.062 R)
• M2: 145,409 km (0.102 R)
• M3: 296,503 km (0.099 R)
• M4: 620,083 km (0.03 R)
• M5: 2,987,619 km (0.093 R)
• M6: 4,715,175 km (0.084 R)
• M7: 5,056,258 km (0.092 R)
• M8: 7,056,083 km (0.085 R)
• M9: 7,547,512 km (0.029 R)
• M10: 10,984,523 km (0.094 R)
• M11: 11,102,406 km (0.084 R)
• M12: 11,461,142 km (0.059 R)
• M13: 12,328,211 km (0.102 R)
• M14: 12,973,726 km (0.114 R)
• M15: 13,105,521 km (0.075 R)
• M16: 14,972,652 km (0.098 R)
• M17: 15,117,613 km (0.106 R)
• M18: 19,053,982 km (0.087 R)
• M19: 21,439,170 km (0.078 R)
• M20: 24,918,667 km (0.1 R)
• M21: 25,636,288 km (0.075 R)
• M22: 25,948,050 km (0.08 R)
• M23: 26,262,205 km (0.108 R)
• M24: 27,653,316 km (0.116 R)
• M25: 30,233,580 km (0.071 R)
• M26: 30,349,219 km (0.052 R)
• M27: 32,120,159 km (0.116 R)
• M28: 32,847,354 km (0.085 R)
• M29: 33,833,952 km (0.093 R)
• M30: 39,477,532 km (0.117 R)
• M31: 41,015,697 km (0.072 R)
• M32: 42,159,074 km (0.039 R)
• M33: 42,593,356 km (0.092 R)
• M34: 43,618,102 km (0.051 R)
• M35: 44,659,153 km (0.092 R)
• M36: 45,110,340 km (0.106 R)
• M37: 50,113,791 km (0.078 R)
• M38: 53,084,505 km (0.105 R)
• M39: 53,590,744 km (0.088 R)
• M40: 61,390,029 km (0.096 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: 293 - 19,202 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit