🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.6

Radius: 9.9

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.43 AU - 0.69 AU

Year: 295 Days

Day: 14.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 60,296,053 km

• M1: 123,119 km (0.107 R)
• M2: 482,752 km (0.088 R)
• M3: 908,059 km (0.111 R)
• M4: 1,308,533 km (0.047 R)
• M5: 1,706,463 km (0.115 R)
• M6: 2,170,067 km (0.074 R)
• M7: 2,484,222 km (0.066 R)
• M8: 2,855,524 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.7

Radius: 9.9

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.9 AU - 1.34 AU

Year: 833 Days

Day: 8 Hours

Environment

Temp: -181 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,296,053 km

• M1: 123,119 km (0.098 R)
• M2: 685,607 km (0.099 R)
• M3: 1,023,399 km (0.054 R)
• M4: 1,333,216 km (0.115 R)
• M5: 1,797,119 km (0.094 R)
• M6: 2,119,203 km (0.089 R)
• M7: 2,435,902 km (0.057 R)
• M8: 2,746,318 km (0.073 R)
• M9: 3,370,739 km (0.083 R)
• M10: 4,303,931 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.7

Radius: 13

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.85 AU - 2.61 AU

Year: 2341 Days

Day: 9.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,296,053 km

• M1: 163,361 km (0.068 R)
• M2: 1,086,529 km (0.051 R)
• M3: 1,705,266 km (0.092 R)
• M4: 2,171,263 km (0.081 R)
• M5: 3,217,102 km (0.032 R)
• M6: 7,501,735 km (0.066 R)
• M7: 8,323,326 km (0.102 R)
• M8: 9,895,899 km (0.102 R)
• M9: 11,189,622 km (0.108 R)
• M10: 11,817,484 km (0.116 R)
• M11: 13,446,455 km (0.104 R)
• M12: 14,292,281 km (0.079 R)
• M13: 14,751,547 km (0.084 R)
• M14: 16,139,516 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.4

Radius: 8

Gravity: 13.21 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.66 AU - 2.76 AU

Year: 3136 Days

Day: 14.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,296,053 km

• M1: 99,632 km (0.095 R)
• M2: 544,237 km (0.099 R)
• M3: 803,490 km (0.105 R)
• M4: 1,112,709 km (0.106 R)
• M5: 1,837,959 km (0.086 R)
• M6: 2,506,363 km (0.066 R)
• M7: 2,931,221 km (0.071 R)
• M8: 3,422,350 km (0.039 R)
• M9: 3,862,168 km (0.083 R)
• M10: 4,830,665 km (0.079 R)
• M11: 6,065,146 km (0.044 R)
• M12: 6,352,823 km (0.099 R)
• M13: 7,239,041 km (0.054 R)
• M14: 8,993,974 km (0.12 R)
• M15: 9,330,718 km (0.115 R)
• M16: 9,675,841 km (0.072 R)
• M17: 10,762,819 km (0.06 R)
• M18: 11,751,212 km (0.094 R)
• M19: 14,056,515 km (0.116 R)
• M20: 14,612,720 km (0.056 R)
• M21: 16,204,292 km (0.05 R)
• M22: 22,822,202 km (0.103 R)
• M23: 23,239,132 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431

Radius: 12.4

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.97 AU - 4.47 AU

Year: 6094 Days

Day: 9.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,296,053 km

• M1: 154,235 km (0.09 R)
• M2: 565,330 km (0.115 R)
• M3: 1,856,360 km (0.108 R)
• M4: 2,456,696 km (0.108 R)
• M5: 2,902,348 km (0.088 R)
• M6: 3,321,522 km (0.106 R)
• M7: 4,072,802 km (0.12 R)
• M8: 5,479,172 km (0.035 R)
• M9: 7,018,833 km (0.081 R)
• M10: 8,947,449 km (0.114 R)
• M11: 10,013,034 km (0.102 R)
• M12: 11,438,552 km (0.061 R)
• M13: 12,543,781 km (0.034 R)
• M14: 13,045,982 km (0.037 R)
• M15: 14,144,479 km (0.06 R)
• M16: 15,190,617 km (0.063 R)
• M17: 15,877,420 km (0.118 R)
• M18: 16,825,273 km (0.097 R)
• M19: 19,626,792 km (0.06 R)
• M20: 21,778,159 km (0.108 R)
• M21: 28,822,872 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 583.9

Radius: 7.9

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.14 AU - 6.02 AU

Year: 9265 Days

Day: 16.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,296,053 km

• M1: 98,435 km (0.114 R)
• M2: 464,053 km (0.054 R)
• M3: 739,761 km (0.112 R)
• M4: 1,034,170 km (0.089 R)
• M5: 1,537,118 km (0.109 R)
• M6: 2,108,881 km (0.04 R)
• M7: 2,481,679 km (0.087 R)
• M8: 2,856,422 km (0.073 R)
• M9: 3,314,042 km (0.116 R)
• M10: 3,744,285 km (0.101 R)
• M11: 3,999,200 km (0.099 R)
• M12: 5,262,105 km (0.1 R)
• M13: 5,615,455 km (0.11 R)
• M14: 6,809,097 km (0.088 R)
• M15: 9,547,187 km (0.101 R)
• M16: 11,290,002 km (0.057 R)
• M17: 14,753,791 km (0.055 R)
• M18: 15,070,938 km (0.066 R)
• M19: 19,241,129 km (0.12 R)
• M20: 20,786,325 km (0.109 R)
• M21: 21,670,448 km (0.089 R)
• M22: 24,034,095 km (0.095 R)
• M23: 24,650,887 km (0.115 R)
• M24: 30,275,019 km (0.104 R)
• M25: 32,573,889 km (0.103 R)
• M26: 35,211,748 km (0.051 R)
• M27: 36,698,452 km (0.079 R)
• M28: 41,534,951 km (0.054 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 629.3

Radius: 4.3

Gravity: 34.03 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.69 AU - 7.39 AU

Year: 11756 Days

Day: 17.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,296,053 km

• M1: 55,052 km (0.051 R)
• M2: 232,026 km (0.107 R)
• M3: 923,468 km (0.031 R)
• M4: 1,292,077 km (0.085 R)
• M5: 2,182,633 km (0.069 R)
• M6: 2,554,234 km (0.109 R)
• M7: 2,831,738 km (0.117 R)
• M8: 5,067,628 km (0.089 R)
• M9: 5,436,835 km (0.107 R)
• M10: 5,610,519 km (0.031 R)
• M11: 5,895,951 km (0.113 R)
• M12: 7,816,638 km (0.082 R)
• M13: 9,757,372 km (0.09 R)
• M14: 10,865,892 km (0.107 R)
• M15: 11,086,100 km (0.06 R)
• M16: 11,422,097 km (0.041 R)
• M17: 11,822,720 km (0.115 R)
• M18: 15,439,847 km (0.084 R)
• M19: 16,792,511 km (0.103 R)
• M20: 17,310,119 km (0.111 R)
• M21: 18,067,982 km (0.053 R)
• M22: 20,810,261 km (0.078 R)
• M23: 23,449,616 km (0.109 R)
• M24: 25,424,457 km (0.066 R)
• M25: 26,700,976 km (0.103 R)
• M26: 27,405,732 km (0.055 R)
• M27: 31,560,513 km (0.118 R)
• M28: 32,689,828 km (0.079 R)
• M29: 35,630,024 km (0.108 R)
• M30: 37,226,383 km (0.041 R)
• M31: 38,232,129 km (0.101 R)
• M32: 42,436,578 km (0.056 R)
• M33: 48,260,273 km (0.074 R)
• M34: 49,004,822 km (0.106 R)
• M35: 51,594,062 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362.6

Radius: 3.7

Gravity: 26.49 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.82 AU - 9.44 AU

Year: 19392 Days

Day: 19 Hours

Environment

Temp: -227 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 60,296,053 km

• M1: 46,076 km (0.068 R)
• M2: 184,604 km (0.067 R)
• M3: 311,762 km (0.113 R)
• M4: 433,684 km (0.117 R)
• M5: 557,551 km (0.088 R)
• M6: 965,056 km (0.116 R)
• M7: 1,340,547 km (0.101 R)
• M8: 2,696,202 km (0.073 R)
• M9: 4,869,859 km (0.106 R)
• M10: 5,005,395 km (0.105 R)
• M11: 6,462,478 km (0.067 R)
• M12: 6,584,999 km (0.095 R)
• M13: 9,272,076 km (0.068 R)
• M14: 9,480,615 km (0.036 R)
• M15: 12,294,701 km (0.025 R)
• M16: 15,472,908 km (0.115 R)
• M17: 16,439,908 km (0.027 R)
• M18: 18,411,459 km (0.083 R)
• M19: 19,581,613 km (0.063 R)
• M20: 22,534,226 km (0.112 R)
• M21: 25,565,827 km (0.108 R)
• M22: 30,663,225 km (0.08 R)
• M23: 31,009,843 km (0.11 R)
• M24: 32,542,025 km (0.105 R)
• M25: 33,023,431 km (0.117 R)
• M26: 35,629,126 km (0.089 R)
• M27: 36,786,565 km (0.057 R)
• M28: 37,177,764 km (0.042 R)
• M29: 39,176,092 km (0.102 R)
• M30: 48,508,606 km (0.053 R)
• M31: 49,611,142 km (0.063 R)
• M32: 49,929,187 km (0.07 R)
• M33: 52,193,800 km (0.064 R)
• M34: 54,526,030 km (0.088 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: 406 - 13,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit