🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.6

Radius: 9.2

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.97 AU - 1.37 AU

Year: 874 Days

Day: 11.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,032,147 km

• M1: 114,442 km (0.039 R)
• M2: 406,457 km (0.118 R)
• M3: 694,134 km (0.119 R)
• M4: 991,235 km (0.114 R)
• M5: 1,308,233 km (0.117 R)
• M6: 1,816,417 km (0.089 R)
• M7: 2,211,805 km (0.12 R)
• M8: 2,535,086 km (0.104 R)
• M9: 2,936,457 km (0.115 R)
• M10: 3,277,689 km (0.088 R)
• M11: 3,700,154 km (0.082 R)
• M12: 4,084,620 km (0.071 R)
• M13: 5,364,879 km (0.063 R)
• M14: 5,934,248 km (0.082 R)
• M15: 6,382,144 km (0.112 R)
• M16: 6,769,154 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.9

Radius: 13.8

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.03 AU - 1.57 AU

Year: 1023 Days

Day: 13.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 89,032,147 km

• M1: 171,589 km (0.113 R)
• M2: 650,452 km (0.076 R)
• M3: 1,100,741 km (0.09 R)
• M4: 1,659,639 km (0.115 R)
• M5: 2,506,213 km (0.106 R)
• M6: 3,153,074 km (0.11 R)
• M7: 3,654,526 km (0.111 R)
• M8: 4,160,766 km (0.092 R)
• M9: 5,508,343 km (0.114 R)
• M10: 6,219,531 km (0.097 R)
• M11: 7,388,639 km (0.071 R)
• M12: 8,752,672 km (0.077 R)
• M13: 9,215,229 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.2

Radius: 13.7

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.09 AU - 1.59 AU

Year: 1071 Days

Day: 10.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 89,032,147 km

• M1: 170,691 km (0.11 R)
• M2: 598,242 km (0.069 R)
• M3: 1,121,535 km (0.088 R)
• M4: 1,916,947 km (0.092 R)
• M5: 2,630,679 km (0.068 R)
• M6: 3,687,139 km (0.117 R)
• M7: 4,573,955 km (0.117 R)
• M8: 5,108,019 km (0.11 R)
• M9: 5,556,663 km (0.113 R)
• M10: 6,302,109 km (0.104 R)
• M11: 7,138,212 km (0.117 R)
• M12: 8,155,777 km (0.093 R)
• M13: 9,178,877 km (0.063 R)
• M14: 10,641,345 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.1

Radius: 10.1

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.19 AU - 3.45 AU

Year: 4176 Days

Day: 14.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 89,032,147 km

• M1: 125,662 km (0.112 R)
• M2: 473,328 km (0.049 R)
• M3: 1,217,128 km (0.074 R)
• M4: 2,619,309 km (0.094 R)
• M5: 3,012,452 km (0.083 R)
• M6: 3,580,775 km (0.1 R)
• M7: 5,604,385 km (0.113 R)
• M8: 6,621,501 km (0.106 R)
• M9: 12,138,820 km (0.028 R)
• M10: 12,619,328 km (0.117 R)
• M11: 13,789,782 km (0.104 R)
• M12: 14,445,918 km (0.074 R)
• M13: 15,306,705 km (0.113 R)
• M14: 15,679,203 km (0.056 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.2

Radius: 5.3

Gravity: 30.66 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.4 AU - 7.64 AU

Year: 11492 Days

Day: 20.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 89,032,147 km

• M1: 65,973 km (0.031 R)
• M2: 253,419 km (0.059 R)
• M3: 839,842 km (0.118 R)
• M4: 1,270,834 km (0.068 R)
• M5: 1,462,918 km (0.116 R)
• M6: 1,643,033 km (0.085 R)
• M7: 1,837,810 km (0.117 R)
• M8: 2,333,727 km (0.103 R)
• M9: 4,764,692 km (0.095 R)
• M10: 5,061,644 km (0.081 R)
• M11: 5,266,443 km (0.104 R)
• M12: 5,584,040 km (0.107 R)
• M13: 8,316,445 km (0.118 R)
• M14: 8,553,857 km (0.093 R)
• M15: 9,446,657 km (0.099 R)
• M16: 9,705,311 km (0.07 R)
• M17: 10,564,901 km (0.03 R)
• M18: 11,532,500 km (0.101 R)
• M19: 12,870,802 km (0.119 R)
• M20: 15,779,135 km (0.03 R)
• M21: 16,070,102 km (0.031 R)
• M22: 17,501,305 km (0.048 R)
• M23: 18,208,155 km (0.101 R)
• M24: 19,345,099 km (0.045 R)
• M25: 26,969,205 km (0.094 R)
• M26: 30,530,382 km (0.11 R)
• M27: 30,868,922 km (0.096 R)
• M28: 33,428,093 km (0.115 R)
• M29: 35,499,874 km (0.098 R)
• M30: 43,924,029 km (0.053 R)
• M31: 52,935,506 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.8

Radius: 4.6

Gravity: 18.8 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.41 AU - 8.19 AU

Year: 13614 Days

Day: 21.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,032,147 km

• M1: 57,446 km (0.12 R)
• M2: 269,725 km (0.11 R)
• M3: 426,653 km (0.053 R)
• M4: 654,191 km (0.113 R)
• M5: 1,099,993 km (0.025 R)
• M6: 1,590,824 km (0.06 R)
• M7: 2,252,346 km (0.118 R)
• M8: 2,967,723 km (0.053 R)
• M9: 3,220,992 km (0.118 R)
• M10: 3,877,278 km (0.082 R)
• M11: 4,151,939 km (0.093 R)
• M12: 4,990,585 km (0.09 R)
• M13: 6,798,326 km (0.089 R)
• M14: 8,954,031 km (0.06 R)
• M15: 10,185,670 km (0.049 R)
• M16: 10,868,884 km (0.071 R)
• M17: 11,249,161 km (0.071 R)
• M18: 11,414,766 km (0.074 R)
• M19: 12,859,433 km (0.091 R)
• M20: 14,421,534 km (0.114 R)
• M21: 15,147,383 km (0.066 R)
• M22: 15,828,053 km (0.065 R)
• M23: 16,175,868 km (0.095 R)
• M24: 17,104,273 km (0.105 R)
• M25: 17,544,389 km (0.072 R)
• M26: 17,992,136 km (0.084 R)
• M27: 19,302,164 km (0.067 R)
• M28: 20,427,589 km (0.061 R)
• M29: 23,611,331 km (0.039 R)
• M30: 24,525,374 km (0.039 R)
• M31: 28,828,407 km (0.102 R)
• M32: 29,138,972 km (0.116 R)
• M33: 32,034,290 km (0.069 R)
• M34: 33,608,508 km (0.085 R)
• M35: 37,154,127 km (0.107 R)
• M36: 40,810,748 km (0.063 R)
• M37: 43,467,905 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887.4

Radius: 3.2

Gravity: 86.66 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.27 AU - 11.83 AU

Year: 20371 Days

Day: 20.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 89,032,147 km

• M1: 41,887 km (0.114 R)
• M2: 192,233 km (0.061 R)
• M3: 334,501 km (0.083 R)
• M4: 701,165 km (0.104 R)
• M5: 1,304,493 km (0.113 R)
• M6: 1,766,302 km (0.1 R)
• M7: 2,260,873 km (0.109 R)
• M8: 2,374,567 km (0.089 R)
• M9: 3,486,229 km (0.109 R)
• M10: 4,256,658 km (0.098 R)
• M11: 4,501,250 km (0.09 R)
• M12: 4,608,961 km (0.11 R)
• M13: 6,125,734 km (0.105 R)
• M14: 6,257,978 km (0.106 R)
• M15: 10,157,845 km (0.093 R)
• M16: 13,109,411 km (0.093 R)
• M17: 13,329,170 km (0.052 R)
• M18: 14,233,340 km (0.116 R)
• M19: 14,543,606 km (0.089 R)
• M20: 15,912,426 km (0.104 R)
• M21: 19,183,982 km (0.091 R)
• M22: 21,026,130 km (0.095 R)
• M23: 22,982,721 km (0.088 R)
• M24: 27,372,371 km (0.115 R)
• M25: 28,581,571 km (0.052 R)
• M26: 42,850,814 km (0.11 R)
• M27: 44,643,445 km (0.094 R)
• M28: 45,474,462 km (0.084 R)
• M29: 46,315,800 km (0.088 R)
• M30: 48,377,408 km (0.109 R)
• M31: 51,220,067 km (0.059 R)
• M32: 54,927,401 km (0.091 R)
• M33: 57,040,621 km (0.09 R)
• M34: 60,412,258 km (0.113 R)
• M35: 67,331,608 km (0.109 R)
• M36: 70,644,004 km (0.078 R)
• M37: 72,226,301 km (0.117 R)
• M38: 73,141,092 km (0.072 R)
• M39: 74,295,239 km (0.21 R)
• M40: 81,971,106 km (0.105 R)
• M41: 83,466,786 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.1

Radius: 4.7

Gravity: 42.47 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 7.7 AU - 12.18 AU

Year: 21632 Days

Day: 20.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 89,032,147 km

• M1: 58,493 km (0.073 R)
• M2: 277,354 km (0.092 R)
• M3: 560,244 km (0.069 R)
• M4: 770,279 km (0.089 R)
• M5: 1,085,482 km (0.103 R)
• M6: 1,257,968 km (0.038 R)
• M7: 2,011,643 km (0.07 R)
• M8: 2,183,830 km (0.096 R)
• M9: 2,436,800 km (0.075 R)
• M10: 3,873,238 km (0.113 R)
• M11: 4,601,930 km (0.076 R)
• M12: 6,840,512 km (0.087 R)
• M13: 8,946,701 km (0.044 R)
• M14: 9,178,577 km (0.068 R)
• M15: 10,146,326 km (0.109 R)
• M16: 12,353,643 km (0.096 R)
• M17: 12,568,914 km (0.112 R)
• M18: 13,304,636 km (0.114 R)
• M19: 13,836,457 km (0.113 R)
• M20: 16,191,277 km (0.086 R)
• M21: 19,663,743 km (0.105 R)
• M22: 20,353,239 km (0.084 R)
• M23: 20,957,016 km (0.103 R)
• M24: 26,105,876 km (0.099 R)
• M25: 26,698,732 km (0.093 R)
• M26: 29,287,074 km (0.106 R)
• M27: 30,838,703 km (0.096 R)
• M28: 34,670,803 km (0.081 R)
• M29: 35,675,951 km (0.083 R)
• M30: 38,655,043 km (0.077 R)
• M31: 42,933,990 km (0.11 R)
• M32: 50,200,408 km (0.106 R)
• M33: 51,486,052 km (0.082 R)
• M34: 59,052,862 km (0.102 R)
• M35: 60,073,568 km (0.068 R)
• M36: 61,940,250 km (0.073 R)
• M37: 70,021,228 km (0.095 R)
• M38: 73,253,290 km (0.085 R)
• M39: 85,347,380 km (0.055 R)
• M40: 88,499,408 km (0.156 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 18,006 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit