🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.9

Radius: 10.8

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.66 AU - 0.86 AU

Year: 442 Days

Day: 5.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,823,096 km

• M1: 134,339 km (0.111 R)
• M2: 478,863 km (0.075 R)
• M3: 829,520 km (0.105 R)
• M4: 1,278,015 km (0.112 R)
• M5: 1,651,261 km (0.117 R)
• M6: 2,161,390 km (0.092 R)
• M7: 2,661,795 km (0.105 R)
• M8: 3,112,533 km (0.117 R)
• M9: 3,872,490 km (0.099 R)
• M10: 4,232,423 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.4

Radius: 14.7

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.37 AU - 1.53 AU

Year: 1164 Days

Day: 13 Hours

Environment

Temp: -193 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,823,096 km

• M1: 204,949 km (0.115 R)
• M2: 976,126 km (0.079 R)
• M3: 1,433,297 km (0.117 R)
• M4: 2,197,144 km (0.096 R)
• M5: 2,775,788 km (0.038 R)
• M6: 3,638,669 km (0.119 R)
• M7: 4,438,569 km (0.103 R)
• M8: 6,884,344 km (0.096 R)
• M9: 7,454,911 km (0.075 R)
• M10: 7,976,558 km (0.069 R)
• M11: 9,781,906 km (0.12 R)
• M12: 11,061,715 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.5

Radius: 9.3

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.17 AU - 1.91 AU

Year: 1274 Days

Day: 9.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,823,096 km

• M1: 116,088 km (0.057 R)
• M2: 411,843 km (0.109 R)
• M3: 976,874 km (0.081 R)
• M4: 1,323,343 km (0.088 R)
• M5: 2,251,298 km (0.085 R)
• M6: 3,028,459 km (0.045 R)
• M7: 3,620,119 km (0.089 R)
• M8: 4,128,602 km (0.078 R)
• M9: 4,548,972 km (0.098 R)
• M10: 5,105,476 km (0.083 R)
• M11: 6,064,997 km (0.076 R)
• M12: 6,396,207 km (0.095 R)
• M13: 7,844,015 km (0.107 R)
• M14: 8,138,124 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903

Radius: 11.1

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.61 AU - 2.61 AU

Year: 2044 Days

Day: 7.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,823,096 km

• M1: 138,079 km (0.072 R)
• M2: 1,331,421 km (0.081 R)
• M3: 1,700,778 km (0.12 R)
• M4: 3,402,304 km (0.116 R)
• M5: 4,246,036 km (0.11 R)
• M6: 5,108,318 km (0.059 R)
• M7: 5,460,322 km (0.098 R)
• M8: 7,236,498 km (0.118 R)
• M9: 8,529,921 km (0.114 R)
• M10: 9,614,356 km (0.064 R)
• M11: 11,174,363 km (0.102 R)
• M12: 11,729,969 km (0.085 R)
• M13: 12,853,748 km (0.064 R)
• M14: 13,200,067 km (0.084 R)
• M15: 14,461,925 km (0.036 R)
• M16: 15,026,657 km (0.095 R)
• M17: 15,606,050 km (0.119 R)
• M18: 16,401,611 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.7

Radius: 10.1

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.68 AU - 2.82 AU

Year: 3041 Days

Day: 9.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,823,096 km

• M1: 127,009 km (0.075 R)
• M2: 552,166 km (0.037 R)
• M3: 1,385,875 km (0.11 R)
• M4: 2,055,624 km (0.08 R)
• M5: 3,073,339 km (0.09 R)
• M6: 3,441,349 km (0.035 R)
• M7: 3,873,388 km (0.113 R)
• M8: 4,454,576 km (0.095 R)
• M9: 4,826,626 km (0.107 R)
• M10: 7,513,254 km (0.118 R)
• M11: 8,042,082 km (0.111 R)
• M12: 8,536,055 km (0.075 R)
• M13: 8,866,516 km (0.053 R)
• M14: 9,649,362 km (0.106 R)
• M15: 10,074,220 km (0.064 R)
• M16: 12,389,097 km (0.09 R)
• M17: 13,447,652 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.9

Radius: 9.8

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.07 AU - 6.61 AU

Year: 8229 Days

Day: 14.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,823,096 km

• M1: 122,371 km (0.112 R)
• M2: 758,012 km (0.111 R)
• M3: 1,457,083 km (0.063 R)
• M4: 2,278,076 km (0.11 R)
• M5: 2,638,757 km (0.108 R)
• M6: 4,453,828 km (0.064 R)
• M7: 5,116,247 km (0.046 R)
• M8: 5,537,515 km (0.078 R)
• M9: 6,123,490 km (0.118 R)
• M10: 6,865,196 km (0.107 R)
• M11: 8,131,691 km (0.038 R)
• M12: 8,752,074 km (0.086 R)
• M13: 9,073,859 km (0.068 R)
• M14: 9,938,086 km (0.071 R)
• M15: 11,282,073 km (0.115 R)
• M16: 12,919,721 km (0.097 R)
• M17: 13,764,500 km (0.112 R)
• M18: 14,263,559 km (0.093 R)
• M19: 14,774,735 km (0.077 R)
• M20: 16,037,640 km (0.068 R)
• M21: 17,880,386 km (0.112 R)
• M22: 19,236,341 km (0.109 R)
• M23: 19,939,302 km (0.117 R)
• M24: 25,441,960 km (0.092 R)
• M25: 26,864,038 km (0.111 R)
• M26: 30,597,552 km (0.073 R)
• M27: 31,127,278 km (0.076 R)
• M28: 33,307,368 km (0.078 R)
• M29: 34,663,323 km (0.102 R)
• M30: 35,007,996 km (0.095 R)
• M31: 41,868,854 km (0.038 R)
• M32: 45,201,745 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.1

Radius: 6.3

Gravity: 16.08 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.73 AU - 7.03 AU

Year: 10746 Days

Day: 19.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,823,096 km

• M1: 78,539 km (0.12 R)
• M2: 378,931 km (0.059 R)
• M3: 1,098,198 km (0.071 R)
• M4: 1,553,424 km (0.111 R)
• M5: 1,824,645 km (0.072 R)
• M6: 2,180,688 km (0.119 R)
• M7: 2,790,299 km (0.092 R)
• M8: 3,507,621 km (0.117 R)
• M9: 4,255,461 km (0.105 R)
• M10: 5,638,045 km (0.101 R)
• M11: 6,061,855 km (0.119 R)
• M12: 6,356,114 km (0.115 R)
• M13: 7,545,118 km (0.105 R)
• M14: 8,326,019 km (0.086 R)
• M15: 9,303,641 km (0.09 R)
• M16: 10,564,452 km (0.078 R)
• M17: 11,153,868 km (0.111 R)
• M18: 13,795,018 km (0.076 R)
• M19: 14,048,138 km (0.071 R)
• M20: 15,226,221 km (0.12 R)
• M21: 16,257,249 km (0.061 R)
• M22: 18,919,942 km (0.098 R)
• M23: 19,311,290 km (0.078 R)
• M24: 21,181,862 km (0.098 R)
• M25: 22,031,578 km (0.078 R)
• M26: 24,623,959 km (0.048 R)
• M27: 25,184,652 km (0.112 R)
• M28: 25,945,357 km (0.036 R)
• M29: 29,874,695 km (0.105 R)
• M30: 31,376,807 km (0.088 R)
• M31: 45,527,569 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.1

Radius: 7.3

Gravity: 11.37 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.47 AU - 8.07 AU

Year: 11747 Days

Day: 22.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,823,096 km

• M1: 118,930 km (0.057 R)
• M2: 350,957 km (0.113 R)
• M3: 824,583 km (0.029 R)
• M4: 1,287,140 km (0.055 R)
• M5: 1,814,024 km (0.104 R)
• M6: 2,874,822 km (0.088 R)
• M7: 3,906,748 km (0.071 R)
• M8: 5,400,184 km (0.064 R)
• M9: 6,560,166 km (0.034 R)
• M10: 7,877,973 km (0.055 R)
• M11: 10,068,685 km (0.066 R)
• M12: 10,863,049 km (0.102 R)
• M13: 11,986,230 km (0.117 R)
• M14: 16,963,651 km (0.076 R)
• M15: 19,099,011 km (0.045 R)
• M16: 20,646,152 km (0.098 R)
• M17: 20,897,775 km (0.112 R)
• M18: 25,113,593 km (0.06 R)
• M19: 27,268,401 km (0.087 R)
• M20: 27,774,789 km (0.088 R)
• M21: 34,115,794 km (0.036 R)
• M22: 40,172,713 km (0.098 R)
• M23: 43,660,139 km (0.118 R)
• M24: 44,772,548 km (0.072 R)
• M25: 51,077,051 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 26.3

Radius: 7.1

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 7.85 AU - 9.49 AU

Year: 17024 Days

Day: 18.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,823,096 km

• M1: 88,263 km (0.086 R)
• M2: 349,909 km (0.117 R)
• M3: 990,936 km (0.117 R)
• M4: 1,614,011 km (0.099 R)
• M5: 2,724,626 km (0.032 R)
• M6: 3,170,876 km (0.058 R)
• M7: 4,014,459 km (0.08 R)
• M8: 7,120,260 km (0.115 R)
• M9: 8,589,311 km (0.06 R)
• M10: 9,022,696 km (0.063 R)
• M11: 10,573,278 km (0.105 R)
• M12: 15,316,279 km (0.115 R)
• M13: 18,265,152 km (0.05 R)
• M14: 18,861,150 km (0.118 R)
• M15: 19,841,465 km (0.064 R)
• M16: 20,919,766 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 445.9

Radius: 4.1

Gravity: 26.53 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 7.66 AU - 10.44 AU

Year: 18155 Days

Day: 17.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,823,096 km

• M1: 51,162 km (0.086 R)
• M2: 183,557 km (0.096 R)
• M3: 387,758 km (0.079 R)
• M4: 575,353 km (0.107 R)
• M5: 1,307,785 km (0.088 R)
• M6: 1,588,879 km (0.072 R)
• M7: 2,933,016 km (0.119 R)
• M8: 3,467,379 km (0.109 R)
• M9: 3,974,815 km (0.097 R)
• M10: 4,339,685 km (0.119 R)
• M11: 5,869,772 km (0.113 R)
• M12: 7,098,269 km (0.105 R)
• M13: 10,050,583 km (0.032 R)
• M14: 10,554,130 km (0.115 R)
• M15: 11,490,762 km (0.048 R)
• M16: 11,855,781 km (0.078 R)
• M17: 12,802,287 km (0.118 R)
• M18: 13,798,010 km (0.084 R)
• M19: 14,280,014 km (0.089 R)
• M20: 15,277,383 km (0.108 R)
• M21: 19,905,792 km (0.109 R)
• M22: 29,932,440 km (0.06 R)
• M23: 32,636,720 km (0.095 R)
• M24: 33,123,063 km (0.111 R)
• M25: 35,499,276 km (0.093 R)
• M26: 36,272,697 km (0.091 R)
• M27: 44,932,917 km (0.068 R)
• M28: 47,839,155 km (0.117 R)
• M29: 48,624,245 km (0.056 R)
• M30: 49,099,517 km (0.039 R)
• M31: 54,873,995 km (0.108 R)
• M32: 55,045,285 km (0.105 R)
• M33: 55,389,060 km (0.117 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 13,936 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit