🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.4

Radius: 13.8

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.22 AU - 1.42 AU

Year: 1029 Days

Day: 13.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 41,291,964 km

• M1: 171,589 km (0.095 R)
• M2: 648,956 km (0.054 R)
• M3: 1,310,328 km (0.09 R)
• M4: 2,002,218 km (0.066 R)
• M5: 2,803,165 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.4

Radius: 15

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.96 AU - 2.26 AU

Year: 2079 Days

Day: 13.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,291,964 km

• M1: 186,997 km (0.072 R)
• M2: 665,411 km (0.118 R)
• M3: 1,218,475 km (0.068 R)
• M4: 1,887,028 km (0.069 R)
• M5: 2,494,245 km (0.051 R)
• M6: 3,457,805 km (0.099 R)
• M7: 3,926,047 km (0.093 R)
• M8: 4,476,567 km (0.096 R)
• M9: 5,829,679 km (0.09 R)
• M10: 7,300,825 km (0.07 R)
• M11: 7,842,668 km (0.086 R)
• M12: 8,975,573 km (0.092 R)
• M13: 10,180,135 km (0.053 R)
• M14: 10,712,853 km (0.067 R)
• M15: 11,642,155 km (0.049 R)
• M16: 13,323,934 km (0.07 R)
• M17: 14,267,149 km (0.082 R)
• M18: 14,980,731 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.8

Radius: 8.8

Gravity: 9.4 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.06 AU - 3.26 AU

Year: 2942 Days

Day: 13 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,291,964 km

• M1: 109,506 km (0.036 R)
• M2: 410,796 km (0.113 R)
• M3: 702,362 km (0.083 R)
• M4: 1,016,667 km (0.084 R)
• M5: 1,659,340 km (0.098 R)
• M6: 1,981,125 km (0.102 R)
• M7: 2,260,125 km (0.079 R)
• M8: 2,580,713 km (0.096 R)
• M9: 3,067,205 km (0.034 R)
• M10: 3,652,282 km (0.071 R)
• M11: 4,876,891 km (0.109 R)
• M12: 5,518,217 km (0.11 R)
• M13: 5,832,821 km (0.076 R)
• M14: 6,355,217 km (0.064 R)
• M15: 7,181,745 km (0.107 R)
• M16: 9,976,233 km (0.104 R)
• M17: 10,643,440 km (0.071 R)
• M18: 12,374,736 km (0.106 R)
• M19: 12,823,978 km (0.094 R)
• M20: 13,237,467 km (0.103 R)
• M21: 15,388,983 km (0.073 R)
• M22: 16,818,840 km (0.112 R)
• M23: 17,258,957 km (0.094 R)
• M24: 17,763,401 km (0.07 R)
• M25: 20,935,324 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.6

Radius: 8.9

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.33 AU - 3.17 AU

Year: 3093 Days

Day: 10.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,291,964 km

• M1: 110,702 km (0.099 R)
• M2: 451,486 km (0.053 R)
• M3: 1,071,869 km (0.048 R)
• M4: 1,453,792 km (0.107 R)
• M5: 1,901,838 km (0.115 R)
• M6: 2,947,078 km (0.093 R)
• M7: 3,416,067 km (0.059 R)
• M8: 3,876,230 km (0.114 R)
• M9: 4,253,217 km (0.105 R)
• M10: 4,546,429 km (0.075 R)
• M11: 6,142,788 km (0.091 R)
• M12: 6,628,682 km (0.087 R)
• M13: 7,405,394 km (0.118 R)
• M14: 8,273,809 km (0.109 R)
• M15: 10,027,396 km (0.114 R)
• M16: 10,932,912 km (0.05 R)
• M17: 12,182,054 km (0.038 R)
• M18: 12,733,172 km (0.071 R)
• M19: 13,794,420 km (0.051 R)
• M20: 14,207,160 km (0.065 R)
• M21: 17,920,179 km (0.087 R)
• M22: 18,577,662 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.3

Radius: 8.9

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.17 AU - 3.69 AU

Year: 4309 Days

Day: 14.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,291,964 km

• M1: 149,149 km (0.096 R)
• M2: 453,431 km (0.115 R)
• M3: 1,007,392 km (0.098 R)
• M4: 1,388,418 km (0.062 R)
• M5: 2,081,804 km (0.086 R)
• M6: 3,394,525 km (0.108 R)
• M7: 4,279,845 km (0.095 R)
• M8: 4,815,107 km (0.069 R)
• M9: 7,033,045 km (0.1 R)
• M10: 9,396,691 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.7

Radius: 12.4

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.14 AU - 3.94 AU

Year: 4517 Days

Day: 10.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,291,964 km

• M1: 154,235 km (0.09 R)
• M2: 605,572 km (0.12 R)
• M3: 1,381,686 km (0.084 R)
• M4: 1,934,151 km (0.107 R)
• M5: 2,573,233 km (0.095 R)
• M6: 3,047,757 km (0.034 R)
• M7: 3,508,220 km (0.115 R)
• M8: 4,015,207 km (0.118 R)
• M9: 5,811,877 km (0.115 R)
• M10: 6,607,588 km (0.052 R)
• M11: 7,444,588 km (0.104 R)
• M12: 8,747,137 km (0.081 R)
• M13: 10,841,657 km (0.058 R)
• M14: 14,067,286 km (0.097 R)
• M15: 14,629,325 km (0.057 R)
• M16: 15,157,705 km (0.059 R)
• M17: 18,711,702 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.8

Radius: 14.3

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.7 AU - 4.98 AU

Year: 6132 Days

Day: 14.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,291,964 km

• M1: 177,872 km (0.057 R)
• M2: 775,964 km (0.062 R)
• M3: 1,686,118 km (0.113 R)
• M4: 3,529,612 km (0.115 R)
• M5: 4,604,174 km (0.082 R)
• M6: 5,218,273 km (0.116 R)
• M7: 8,023,831 km (0.119 R)
• M8: 10,442,829 km (0.116 R)
• M9: 11,167,182 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.3

Radius: 12

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.35 AU - 5.33 AU

Year: 6132 Days

Day: 8.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,291,964 km

• M1: 149,299 km (0.05 R)
• M2: 538,403 km (0.108 R)
• M3: 1,642,884 km (0.113 R)
• M4: 2,191,160 km (0.097 R)
• M5: 2,840,116 km (0.104 R)
• M6: 3,220,992 km (0.047 R)
• M7: 3,774,953 km (0.078 R)
• M8: 4,765,889 km (0.045 R)
• M9: 5,548,286 km (0.118 R)
• M10: 6,482,076 km (0.11 R)
• M11: 7,185,186 km (0.112 R)
• M12: 8,174,476 km (0.086 R)
• M13: 10,516,581 km (0.058 R)
• M14: 12,047,266 km (0.117 R)
• M15: 13,777,964 km (0.099 R)
• M16: 15,730,515 km (0.053 R)
• M17: 16,420,610 km (0.058 R)
• M18: 17,328,071 km (0.103 R)
• M19: 23,488,511 km (0.03 R)
• M20: 27,055,972 km (0.115 R)
• M21: 27,774,191 km (0.059 R)
• M22: 28,875,381 km (0.044 R)
• M23: 30,005,443 km (0.116 R)
• M24: 35,458,286 km (0.105 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.1

Radius: 8.4

Gravity: 11.54 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.86 AU - 5.92 AU

Year: 7334 Days

Day: 11.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,291,964 km

• M1: 104,419 km (0.101 R)
• M2: 438,920 km (0.06 R)
• M3: 1,205,460 km (0.046 R)
• M4: 1,584,690 km (0.114 R)
• M5: 3,807,864 km (0.074 R)
• M6: 4,299,293 km (0.048 R)
• M7: 4,774,266 km (0.045 R)
• M8: 5,191,345 km (0.081 R)
• M9: 7,533,150 km (0.05 R)
• M10: 7,812,599 km (0.062 R)
• M11: 9,316,058 km (0.047 R)
• M12: 10,403,335 km (0.106 R)
• M13: 10,850,932 km (0.066 R)
• M14: 15,033,539 km (0.112 R)
• M15: 15,606,050 km (0.071 R)
• M16: 18,327,834 km (0.114 R)
• M17: 18,616,408 km (0.103 R)
• M18: 20,104,607 km (0.105 R)
• M19: 21,510,379 km (0.09 R)
• M20: 22,648,220 km (0.11 R)
• M21: 26,210,744 km (0.082 R)
• M22: 29,336,591 km (0.072 R)
• M23: 31,863,898 km (0.101 R)
• M24: 33,987,589 km (0.057 R)
• M25: 35,417,595 km (0.092 R)
• M26: 39,466,162 km (0.119 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: 155 - 20,041 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit