🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.3

Radius: 10.6

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.38 AU - 1.52 AU

Year: 1184 Days

Day: 8 Hours

Environment

Temp: -195 °C

Axial Tilt: 77 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,608,703 km

• M1: 131,796 km (0.102 R)
• M2: 492,476 km (0.071 R)
• M3: 837,748 km (0.036 R)
• M4: 1,183,469 km (0.103 R)
• M5: 1,557,164 km (0.106 R)
• M6: 2,051,884 km (0.065 R)
• M7: 2,514,142 km (0.096 R)
• M8: 2,908,931 km (0.029 R)
• M9: 3,464,836 km (0.104 R)
• M10: 4,529,674 km (0.093 R)
• M11: 5,650,611 km (0.068 R)
• M12: 6,564,953 km (0.118 R)
• M13: 6,898,855 km (0.089 R)
• M14: 8,572,856 km (0.044 R)
• M15: 9,059,797 km (0.084 R)
• M16: 9,595,357 km (0.11 R)
• M17: 11,295,686 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.1

Radius: 8.9

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.15 AU - 3.43 AU

Year: 3161 Days

Day: 8.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,608,703 km

• M1: 110,852 km (0.103 R)
• M2: 765,193 km (0.079 R)
• M3: 1,147,116 km (0.053 R)
• M4: 1,576,762 km (0.094 R)
• M5: 1,967,212 km (0.11 R)
• M6: 2,248,606 km (0.079 R)
• M7: 3,407,839 km (0.053 R)
• M8: 5,658,390 km (0.083 R)
• M9: 5,982,568 km (0.074 R)
• M10: 6,579,763 km (0.117 R)
• M11: 8,161,611 km (0.088 R)
• M12: 8,681,912 km (0.1 R)
• M13: 9,410,005 km (0.043 R)
• M14: 10,217,684 km (0.088 R)
• M15: 10,658,699 km (0.101 R)
• M16: 12,688,293 km (0.104 R)
• M17: 15,479,490 km (0.099 R)
• M18: 16,439,759 km (0.046 R)
• M19: 16,990,129 km (0.091 R)
• M20: 18,715,142 km (0.096 R)
• M21: 21,517,111 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.2

Radius: 12.2

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.01 AU - 5.33 AU

Year: 6845 Days

Day: 9.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,608,703 km

• M1: 152,440 km (0.097 R)
• M2: 570,117 km (0.115 R)
• M3: 1,194,838 km (0.088 R)
• M4: 1,956,890 km (0.116 R)
• M5: 2,559,320 km (0.054 R)
• M6: 3,458,703 km (0.041 R)
• M7: 3,851,846 km (0.092 R)
• M8: 4,486,141 km (0.061 R)
• M9: 5,189,101 km (0.102 R)
• M10: 6,319,313 km (0.113 R)
• M11: 7,814,694 km (0.079 R)
• M12: 8,795,607 km (0.049 R)
• M13: 9,654,299 km (0.102 R)
• M14: 10,826,847 km (0.029 R)
• M15: 12,519,098 km (0.106 R)
• M16: 13,860,841 km (0.082 R)
• M17: 14,276,274 km (0.109 R)
• M18: 16,364,212 km (0.111 R)
• M19: 18,648,422 km (0.112 R)
• M20: 23,472,804 km (0.032 R)
• M21: 24,213,163 km (0.112 R)
• M22: 26,210,893 km (0.034 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221.2

Radius: 7.6

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.07 AU - 7.05 AU

Year: 10118 Days

Day: 16.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,608,703 km

• M1: 103,971 km (0.088 R)
• M2: 465,997 km (0.104 R)
• M3: 1,995,187 km (0.03 R)
• M4: 2,508,307 km (0.031 R)
• M5: 3,591,845 km (0.114 R)
• M6: 5,212,289 km (0.118 R)
• M7: 7,056,083 km (0.1 R)
• M8: 7,485,877 km (0.074 R)
• M9: 7,895,028 km (0.089 R)
• M10: 9,296,909 km (0.114 R)
• M11: 11,674,917 km (0.089 R)
• M12: 16,203,993 km (0.09 R)
• M13: 19,823,064 km (0.113 R)
• M14: 27,282,463 km (0.047 R)
• M15: 28,340,569 km (0.104 R)
• M16: 31,582,354 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944

Radius: 6.2

Gravity: 24.56 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.87 AU - 6.95 AU

Year: 11007 Days

Day: 16.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,608,703 km

• M1: 77,641 km (0.101 R)
• M2: 425,157 km (0.076 R)
• M3: 996,771 km (0.059 R)
• M4: 1,297,163 km (0.101 R)
• M5: 2,117,857 km (0.098 R)
• M6: 4,194,874 km (0.065 R)
• M7: 5,713,442 km (0.111 R)
• M8: 5,935,445 km (0.102 R)
• M9: 6,758,233 km (0.08 R)
• M10: 8,773,018 km (0.079 R)
• M11: 9,019,106 km (0.093 R)
• M12: 12,903,564 km (0.043 R)
• M13: 19,806,908 km (0.092 R)
• M14: 21,717,721 km (0.116 R)
• M15: 22,902,836 km (0.066 R)
• M16: 30,932,202 km (0.119 R)
• M17: 32,080,515 km (0.109 R)
• M18: 36,831,145 km (0.086 R)
• M19: 45,314,392 km (0.112 R)
• M20: 53,198,948 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.1

Radius: 4.2

Gravity: 53.46 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.8 AU - 10.2 AU

Year: 16808 Days

Day: 18.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 71,608,703 km

• M1: 52,210 km (0.049 R)
• M2: 272,567 km (0.08 R)
• M3: 484,248 km (0.09 R)
• M4: 619,485 km (0.103 R)
• M5: 769,980 km (0.118 R)
• M6: 1,796,072 km (0.072 R)
• M7: 2,231,851 km (0.028 R)
• M8: 3,898,969 km (0.106 R)
• M9: 5,436,387 km (0.118 R)
• M10: 6,871,030 km (0.06 R)
• M11: 7,480,642 km (0.093 R)
• M12: 7,773,853 km (0.069 R)
• M13: 8,176,571 km (0.091 R)
• M14: 9,986,107 km (0.119 R)
• M15: 11,394,571 km (0.083 R)
• M16: 12,246,530 km (0.097 R)
• M17: 12,653,736 km (0.108 R)
• M18: 14,598,508 km (0.101 R)
• M19: 16,161,357 km (0.078 R)
• M20: 17,918,683 km (0.082 R)
• M21: 19,799,577 km (0.084 R)
• M22: 23,116,910 km (0.044 R)
• M23: 24,584,316 km (0.062 R)
• M24: 25,123,018 km (0.097 R)
• M25: 29,116,682 km (0.103 R)
• M26: 31,832,033 km (0.07 R)
• M27: 36,771,306 km (0.1 R)
• M28: 38,476,722 km (0.093 R)
• M29: 39,202,571 km (0.115 R)
• M30: 39,642,538 km (0.074 R)
• M31: 43,908,022 km (0.106 R)
• M32: 46,477,665 km (0.064 R)
• M33: 52,978,740 km (0.051 R)
• M34: 53,516,394 km (0.119 R)
• M35: 64,638,248 km (0.118 R)
• M36: 67,116,785 km (0.066 R)
• M37: 67,326,223 km (0.113 R)
• M38: 72,923,576 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 621.2

Radius: 5.8

Gravity: 18.47 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 7.55 AU - 11.21 AU

Year: 19485 Days

Day: 23.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,608,703 km

• M1: 72,256 km (0.093 R)
• M2: 357,389 km (0.087 R)
• M3: 704,157 km (0.099 R)
• M4: 1,215,483 km (0.049 R)
• M5: 2,123,691 km (0.071 R)
• M6: 2,441,437 km (0.119 R)
• M7: 3,502,236 km (0.1 R)
• M8: 3,885,206 km (0.108 R)
• M9: 4,134,436 km (0.097 R)
• M10: 5,701,474 km (0.08 R)
• M11: 6,573,630 km (0.093 R)
• M12: 7,064,311 km (0.106 R)
• M13: 7,295,290 km (0.099 R)
• M14: 8,526,929 km (0.098 R)
• M15: 9,384,274 km (0.104 R)
• M16: 10,836,870 km (0.104 R)
• M17: 12,702,355 km (0.119 R)
• M18: 12,975,521 km (0.079 R)
• M19: 13,604,281 km (0.054 R)
• M20: 15,925,741 km (0.08 R)
• M21: 20,298,187 km (0.073 R)
• M22: 24,345,557 km (0.079 R)
• M23: 24,979,703 km (0.109 R)
• M24: 26,613,162 km (0.077 R)
• M25: 27,740,831 km (0.119 R)
• M26: 33,082,522 km (0.06 R)
• M27: 33,340,429 km (0.065 R)
• M28: 35,857,712 km (0.115 R)
• M29: 39,070,925 km (0.085 R)
• M30: 45,902,910 km (0.114 R)
• M31: 48,015,381 km (0.101 R)
• M32: 51,736,329 km (0.094 R)
• M33: 54,380,771 km (0.086 R)
• M34: 65,657,009 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.8

Radius: 3.1

Gravity: 46.6 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.9 AU - 10.8 AU

Year: 22584 Days

Day: 19.4 Hours

Environment

Temp: -242 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 71,608,703 km

• M1: 43,832 km (0.057 R)
• M2: 153,188 km (0.08 R)
• M3: 270,623 km (0.056 R)
• M4: 537,206 km (0.086 R)
• M5: 1,325,736 km (0.116 R)
• M6: 3,377,770 km (0.036 R)
• M7: 4,059,488 km (0.067 R)
• M8: 4,688,098 km (0.114 R)
• M9: 5,043,842 km (0.087 R)
• M10: 5,153,946 km (0.065 R)
• M11: 7,374,726 km (0.081 R)
• M12: 7,953,670 km (0.071 R)
• M13: 8,356,088 km (0.058 R)
• M14: 9,201,316 km (0.102 R)
• M15: 9,986,256 km (0.115 R)
• M16: 12,340,029 km (0.104 R)
• M17: 13,432,842 km (0.06 R)
• M18: 13,573,912 km (0.103 R)
• M19: 13,715,881 km (0.047 R)
• M20: 14,220,624 km (0.091 R)
• M21: 15,266,911 km (0.093 R)
• M22: 17,261,350 km (0.117 R)
• M23: 18,537,570 km (0.044 R)
• M24: 19,784,318 km (0.111 R)
• M25: 21,854,603 km (0.1 R)
• M26: 24,798,091 km (0.114 R)
• M27: 24,904,156 km (0.109 R)
• M28: 25,546,230 km (0.12 R)
• M29: 25,871,306 km (0.059 R)
• M30: 29,158,271 km (0.106 R)
• M31: 30,232,234 km (0.09 R)
• M32: 31,332,227 km (0.084 R)
• M33: 31,829,640 km (0.112 R)
• M34: 32,458,699 km (0.071 R)
• M35: 34,002,250 km (0.064 R)
• M36: 38,073,855 km (0.092 R)
• M37: 42,914,543 km (0.075 R)
• M38: 46,199,263 km (0.105 R)
• M39: 46,520,599 km (0.101 R)
• M40: 48,811,541 km (0.119 R)
• M41: 66,988,281 km (0.062 R)
• M42: 69,272,790 km (0.112 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 11,087 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit