🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.6

Radius: 9.9

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.03 AU - 1.17 AU

Year: 782 Days

Day: 10.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,936,609 km

• M1: 133,890 km (0.103 R)
• M2: 569,220 km (0.104 R)
• M3: 1,120,338 km (0.066 R)
• M4: 1,454,241 km (0.089 R)
• M5: 1,931,757 km (0.094 R)
• M6: 2,338,664 km (0.099 R)
• M7: 2,712,957 km (0.039 R)
• M8: 3,248,368 km (0.073 R)
• M9: 3,607,253 km (0.115 R)
• M10: 4,817,351 km (0.101 R)
• M11: 5,131,506 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.2

Radius: 8.4

Gravity: 11.95 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.08 AU - 1.26 AU

Year: 858 Days

Day: 12.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,936,609 km

• M1: 104,569 km (0.059 R)
• M2: 368,908 km (0.094 R)
• M3: 732,730 km (0.099 R)
• M4: 1,311,525 km (0.067 R)
• M5: 1,577,061 km (0.111 R)
• M6: 2,637,111 km (0.079 R)
• M7: 3,026,515 km (0.104 R)
• M8: 3,468,277 km (0.041 R)
• M9: 3,765,827 km (0.119 R)
• M10: 4,178,119 km (0.087 R)
• M11: 5,380,736 km (0.118 R)
• M12: 5,801,256 km (0.066 R)
• M13: 6,374,066 km (0.069 R)
• M14: 6,845,299 km (0.105 R)
• M15: 8,009,620 km (0.05 R)
• M16: 8,346,514 km (0.102 R)
• M17: 8,692,833 km (0.11 R)
• M18: 9,500,063 km (0.106 R)
• M19: 9,907,269 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.4

Radius: 11.3

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.5 AU - 2.02 AU

Year: 1584 Days

Day: 5.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,936,609 km

• M1: 140,472 km (0.108 R)
• M2: 607,218 km (0.106 R)
• M3: 979,268 km (0.077 R)
• M4: 1,672,953 km (0.093 R)
• M5: 2,080,607 km (0.114 R)
• M6: 2,632,025 km (0.028 R)
• M7: 3,028,310 km (0.115 R)
• M8: 4,135,334 km (0.118 R)
• M9: 4,521,147 km (0.099 R)
• M10: 5,052,518 km (0.115 R)
• M11: 5,429,655 km (0.1 R)
• M12: 6,053,927 km (0.11 R)
• M13: 6,577,519 km (0.103 R)
• M14: 7,392,977 km (0.117 R)
• M15: 8,217,411 km (0.113 R)
• M16: 8,740,854 km (0.104 R)
• M17: 9,379,487 km (0.075 R)
• M18: 10,213,047 km (0.057 R)
• M19: 11,555,239 km (0.08 R)
• M20: 12,665,105 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.5

Radius: 10.6

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.87 AU - 2.13 AU

Year: 1918 Days

Day: 6.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,936,609 km

• M1: 131,796 km (0.102 R)
• M2: 528,230 km (0.114 R)
• M3: 885,171 km (0.109 R)
• M4: 1,261,110 km (0.094 R)
• M5: 1,815,071 km (0.116 R)
• M6: 2,215,245 km (0.048 R)
• M7: 2,616,317 km (0.09 R)
• M8: 3,117,620 km (0.111 R)
• M9: 4,105,863 km (0.097 R)
• M10: 6,517,680 km (0.053 R)
• M11: 7,419,007 km (0.098 R)
• M12: 8,350,254 km (0.047 R)
• M13: 8,897,483 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929

Radius: 11

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.48 AU - 3.16 AU

Year: 3212 Days

Day: 5.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,936,609 km

• M1: 138,976 km (0.037 R)
• M2: 496,366 km (0.1 R)
• M3: 1,075,459 km (0.091 R)
• M4: 1,505,403 km (0.095 R)
• M5: 2,077,017 km (0.094 R)
• M6: 2,873,625 km (0.098 R)
• M7: 3,536,793 km (0.08 R)
• M8: 3,884,010 km (0.071 R)
• M9: 4,841,436 km (0.111 R)
• M10: 5,323,440 km (0.085 R)
• M11: 6,995,944 km (0.077 R)
• M12: 7,747,674 km (0.098 R)
• M13: 8,125,857 km (0.118 R)
• M14: 9,335,206 km (0.078 R)
• M15: 10,787,203 km (0.09 R)
• M16: 11,434,663 km (0.104 R)
• M17: 12,618,132 km (0.101 R)
• M18: 15,227,567 km (0.094 R)
• M19: 15,658,708 km (0.114 R)
• M20: 16,264,879 km (0.053 R)
• M21: 17,582,687 km (0.067 R)
• M22: 19,978,197 km (0.065 R)
• M23: 20,691,330 km (0.109 R)
• M24: 21,963,062 km (0.103 R)
• M25: 24,735,709 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.8

Radius: 8.1

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.27 AU - 3.63 AU

Year: 4346 Days

Day: 8.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 157.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,936,609 km

• M1: 100,679 km (0.116 R)
• M2: 481,855 km (0.107 R)
• M3: 795,113 km (0.098 R)
• M4: 1,335,311 km (0.103 R)
• M5: 1,940,284 km (0.078 R)
• M6: 2,625,742 km (0.092 R)
• M7: 2,903,096 km (0.095 R)
• M8: 3,286,366 km (0.086 R)
• M9: 3,953,722 km (0.119 R)
• M10: 4,257,256 km (0.101 R)
• M11: 4,686,153 km (0.09 R)
• M12: 7,986,133 km (0.087 R)
• M13: 8,243,291 km (0.119 R)
• M14: 9,047,978 km (0.076 R)
• M15: 9,362,882 km (0.085 R)
• M16: 10,891,323 km (0.114 R)
• M17: 12,364,563 km (0.077 R)
• M18: 12,709,237 km (0.117 R)
• M19: 13,327,674 km (0.067 R)
• M20: 14,012,533 km (0.083 R)
• M21: 14,624,837 km (0.103 R)
• M22: 16,620,922 km (0.103 R)
• M23: 17,040,843 km (0.039 R)
• M24: 17,521,800 km (0.095 R)
• M25: 18,287,891 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.8

Radius: 14

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.17 AU - 4.35 AU

Year: 4945 Days

Day: 14.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 71.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,936,609 km

• M1: 175,777 km (0.107 R)
• M2: 760,256 km (0.053 R)
• M3: 1,219,821 km (0.04 R)
• M4: 2,100,952 km (0.112 R)
• M5: 4,312,458 km (0.078 R)
• M6: 6,400,844 km (0.085 R)
• M7: 8,783,789 km (0.112 R)
• M8: 10,379,998 km (0.087 R)
• M9: 10,869,931 km (0.069 R)
• M10: 12,471,675 km (0.117 R)
• M11: 13,268,284 km (0.118 R)
• M12: 14,014,029 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733

Radius: 3.9

Gravity: 48.19 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.51 AU - 5.95 AU

Year: 9303 Days

Day: 24.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 49,936,609 km

• M1: 50,115 km (0.086 R)
• M2: 212,429 km (0.055 R)
• M3: 609,013 km (0.098 R)
• M4: 1,271,283 km (0.113 R)
• M5: 1,466,059 km (0.077 R)
• M6: 1,866,832 km (0.057 R)
• M7: 2,299,469 km (0.102 R)
• M8: 2,529,550 km (0.071 R)
• M9: 2,817,078 km (0.06 R)
• M10: 3,863,814 km (0.08 R)
• M11: 4,741,205 km (0.083 R)
• M12: 5,146,017 km (0.05 R)
• M13: 5,274,971 km (0.036 R)
• M14: 5,675,145 km (0.094 R)
• M15: 6,095,216 km (0.091 R)
• M16: 7,357,074 km (0.098 R)
• M17: 7,603,910 km (0.09 R)
• M18: 7,729,423 km (0.089 R)
• M19: 8,333,200 km (0.074 R)
• M20: 10,905,086 km (0.039 R)
• M21: 13,406,064 km (0.1 R)
• M22: 14,149,116 km (0.063 R)
• M23: 16,402,958 km (0.118 R)
• M24: 17,541,996 km (0.059 R)
• M25: 19,817,679 km (0.111 R)
• M26: 21,942,866 km (0.111 R)
• M27: 22,282,752 km (0.118 R)
• M28: 24,034,992 km (0.095 R)
• M29: 34,300,697 km (0.08 R)
• M30: 35,104,337 km (0.068 R)
• M31: 38,691,096 km (0.071 R)
• M32: 38,938,531 km (0.054 R)
• M33: 42,514,368 km (0.042 R)
• M34: 42,646,015 km (0.12 R)
• M35: 46,163,958 km (0.055 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.8

Radius: 3

Gravity: 25.87 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 5.64 AU - 8.94 AU

Year: 13350 Days

Day: 16.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 49,936,609 km

• M1: 40,242 km (0.079 R)
• M2: 141,520 km (0.11 R)
• M3: 324,029 km (0.089 R)
• M4: 576,700 km (0.073 R)
• M5: 870,809 km (0.084 R)
• M6: 1,077,553 km (0.113 R)
• M7: 1,865,485 km (0.111 R)
• M8: 2,073,127 km (0.108 R)
• M9: 2,850,438 km (0.095 R)
• M10: 3,060,772 km (0.087 R)
• M11: 3,349,496 km (0.031 R)
• M12: 3,754,159 km (0.102 R)
• M13: 4,085,069 km (0.107 R)
• M14: 4,244,092 km (0.108 R)
• M15: 5,224,706 km (0.117 R)
• M16: 5,539,609 km (0.029 R)
• M17: 6,815,380 km (0.115 R)
• M18: 7,039,178 km (0.091 R)
• M19: 10,120,595 km (0.093 R)
• M20: 10,609,331 km (0.078 R)
• M21: 10,708,814 km (0.117 R)
• M22: 12,060,730 km (0.056 R)
• M23: 12,721,504 km (0.066 R)
• M24: 12,890,400 km (0.109 R)
• M25: 13,060,642 km (0.1 R)
• M26: 15,160,697 km (0.083 R)
• M27: 17,823,988 km (0.104 R)
• M28: 18,177,338 km (0.105 R)
• M29: 18,752,392 km (0.074 R)
• M30: 18,971,104 km (0.082 R)
• M31: 21,490,781 km (0.098 R)
• M32: 21,810,622 km (0.061 R)
• M33: 23,541,768 km (0.066 R)
• M34: 27,932,914 km (0.054 R)
• M35: 29,280,941 km (0.063 R)
• M36: 32,418,756 km (0.09 R)
• M37: 40,071,435 km (0.093 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 197

Radius: 4

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 7.79 AU - 11.19 AU

Year: 19829 Days

Day: 15.2 Hours

Environment

Temp: -245 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 49,936,609 km

• M1: 49,816 km (0.075 R)
• M2: 294,857 km (0.03 R)
• M3: 580,889 km (0.097 R)
• M4: 1,842,597 km (0.082 R)
• M5: 2,435,902 km (0.083 R)
• M6: 2,787,158 km (0.115 R)
• M7: 2,941,244 km (0.072 R)
• M8: 3,194,812 km (0.073 R)
• M9: 3,388,392 km (0.069 R)
• M10: 3,564,020 km (0.085 R)
• M11: 3,719,452 km (0.063 R)
• M12: 4,718,018 km (0.087 R)
• M13: 8,125,408 km (0.111 R)
• M14: 8,810,716 km (0.11 R)
• M15: 9,386,070 km (0.075 R)
• M16: 9,732,987 km (0.06 R)
• M17: 9,884,380 km (0.093 R)
• M18: 11,653,824 km (0.027 R)
• M19: 12,229,177 km (0.119 R)
• M20: 13,940,427 km (0.055 R)
• M21: 14,326,988 km (0.08 R)
• M22: 15,324,207 km (0.096 R)
• M23: 15,944,291 km (0.114 R)
• M24: 16,154,625 km (0.12 R)
• M25: 16,869,254 km (0.101 R)
• M26: 18,361,343 km (0.088 R)
• M27: 19,456,549 km (0.108 R)
• M28: 22,736,184 km (0.109 R)
• M29: 24,181,897 km (0.096 R)
• M30: 24,927,194 km (0.09 R)
• M31: 30,794,722 km (0.088 R)
• M32: 31,559,765 km (0.115 R)
• M33: 33,241,395 km (0.062 R)
• M34: 34,746,349 km (0.107 R)
• M35: 37,149,490 km (0.104 R)
• M36: 38,266,088 km (0.096 R)
• M37: 38,391,601 km (0.09 R)
• M38: 40,436,005 km (0.078 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 10,618 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit