🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.9

Radius: 9.9

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.05 AU - 1.11 AU

Year: 725 Days

Day: 10.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,718,580 km

• M1: 123,119 km (0.036 R)
• M2: 554,859 km (0.07 R)
• M3: 885,171 km (0.093 R)
• M4: 1,283,999 km (0.063 R)
• M5: 1,615,358 km (0.109 R)
• M6: 2,050,239 km (0.111 R)
• M7: 2,362,150 km (0.085 R)
• M8: 2,774,293 km (0.101 R)
• M9: 3,234,007 km (0.062 R)
• M10: 4,260,697 km (0.115 R)
• M11: 4,576,797 km (0.077 R)
• M12: 5,771,336 km (0.041 R)
• M13: 6,279,221 km (0.115 R)
• M14: 6,795,334 km (0.099 R)
• M15: 7,772,507 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250

Radius: 9.4

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.36 AU - 3.66 AU

Year: 3372 Days

Day: 12.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,718,580 km

• M1: 117,285 km (0.102 R)
• M2: 426,952 km (0.114 R)
• M3: 823,387 km (0.104 R)
• M4: 1,838,558 km (0.048 R)
• M5: 2,264,313 km (0.108 R)
• M6: 3,249,415 km (0.079 R)
• M7: 3,949,683 km (0.068 R)
• M8: 6,114,663 km (0.029 R)
• M9: 6,500,626 km (0.116 R)
• M10: 8,026,823 km (0.069 R)
• M11: 8,521,693 km (0.083 R)
• M12: 9,268,635 km (0.078 R)
• M13: 9,744,357 km (0.082 R)
• M14: 10,781,369 km (0.102 R)
• M15: 11,307,505 km (0.097 R)
• M16: 13,242,852 km (0.102 R)
• M17: 15,577,925 km (0.034 R)
• M18: 15,911,978 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.2

Radius: 9.1

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.92 AU - 5.14 AU

Year: 6225 Days

Day: 11.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,718,580 km

• M1: 113,844 km (0.074 R)
• M2: 451,187 km (0.104 R)
• M3: 943,514 km (0.071 R)
• M4: 1,621,342 km (0.1 R)
• M5: 1,928,017 km (0.087 R)
• M6: 2,366,638 km (0.097 R)
• M7: 2,943,039 km (0.069 R)
• M8: 3,485,780 km (0.082 R)
• M9: 3,957,612 km (0.033 R)
• M10: 4,950,942 km (0.034 R)
• M11: 5,353,061 km (0.032 R)
• M12: 7,319,973 km (0.093 R)
• M13: 9,120,234 km (0.099 R)
• M14: 10,662,439 km (0.088 R)
• M15: 11,472,511 km (0.116 R)
• M16: 13,885,226 km (0.08 R)
• M17: 15,860,217 km (0.083 R)
• M18: 17,398,382 km (0.117 R)
• M19: 18,203,667 km (0.077 R)
• M20: 19,098,412 km (0.105 R)
• M21: 20,022,329 km (0.077 R)
• M22: 21,393,243 km (0.095 R)
• M23: 23,865,947 km (0.097 R)
• M24: 25,249,278 km (0.092 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 476.9

Radius: 5.5

Gravity: 15.77 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 6.93 AU - 9.41 AU

Year: 15078 Days

Day: 18.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 77,718,580 km

• M1: 68,366 km (0.115 R)
• M2: 342,579 km (0.099 R)
• M3: 592,557 km (0.072 R)
• M4: 1,530,087 km (0.093 R)
• M5: 1,714,541 km (0.094 R)
• M6: 2,055,325 km (0.071 R)
• M7: 2,649,827 km (0.051 R)
• M8: 3,057,930 km (0.081 R)
• M9: 5,254,924 km (0.045 R)
• M10: 6,433,456 km (0.117 R)
• M11: 7,600,769 km (0.113 R)
• M12: 7,868,100 km (0.067 R)
• M13: 8,234,465 km (0.096 R)
• M14: 8,659,922 km (0.043 R)
• M15: 9,300,350 km (0.105 R)
• M16: 9,814,069 km (0.067 R)
• M17: 11,820,925 km (0.052 R)
• M18: 12,857,339 km (0.03 R)
• M19: 13,301,195 km (0.036 R)
• M20: 15,109,385 km (0.11 R)
• M21: 16,108,699 km (0.086 R)
• M22: 19,369,932 km (0.104 R)
• M23: 19,953,065 km (0.112 R)
• M24: 21,772,773 km (0.068 R)
• M25: 23,231,502 km (0.087 R)
• M26: 28,527,416 km (0.063 R)
• M27: 28,956,912 km (0.09 R)
• M28: 31,397,003 km (0.056 R)
• M29: 37,573,600 km (0.028 R)
• M30: 38,349,564 km (0.076 R)
• M31: 41,013,154 km (0.074 R)
• M32: 42,251,076 km (0.119 R)
• M33: 43,797,619 km (0.111 R)
• M34: 45,236,003 km (0.113 R)
• M35: 47,302,099 km (0.064 R)
• M36: 51,621,588 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.6

Radius: 4.7

Gravity: 31.9 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.75 AU - 10.21 AU

Year: 20357 Days

Day: 15.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,718,580 km

• M1: 59,241 km (0.053 R)
• M2: 213,775 km (0.039 R)
• M3: 467,493 km (0.096 R)
• M4: 727,494 km (0.096 R)
• M5: 1,301,202 km (0.111 R)
• M6: 1,471,145 km (0.03 R)
• M7: 2,462,680 km (0.112 R)
• M8: 2,900,404 km (0.11 R)
• M9: 3,110,738 km (0.109 R)
• M10: 4,319,788 km (0.086 R)
• M11: 4,881,079 km (0.085 R)
• M12: 5,371,760 km (0.032 R)
• M13: 6,994,598 km (0.075 R)
• M14: 7,277,637 km (0.089 R)
• M15: 8,809,071 km (0.115 R)
• M16: 9,765,899 km (0.084 R)
• M17: 15,685,935 km (0.11 R)
• M18: 19,569,795 km (0.083 R)
• M19: 20,608,004 km (0.063 R)
• M20: 27,736,642 km (0.097 R)
• M21: 28,326,357 km (0.12 R)
• M22: 37,625,510 km (0.079 R)
• M23: 47,415,644 km (0.078 R)
• M24: 47,919,938 km (0.115 R)
• M25: 49,973,318 km (0.106 R)
• M26: 56,108,477 km (0.08 R)
• M27: 59,746,098 km (0.109 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 11,881 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit