🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.57 AU - 0.61 AU

Year: 297 Days

Day: 26.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 65.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.6

Radius: 10.3

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.86 AU - 1.36 AU

Year: 767 Days

Day: 13 Hours

Environment

Temp: -154 °C

Axial Tilt: 102.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,008,866 km

• M1: 128,056 km (0.12 R)
• M2: 452,085 km (0.046 R)
• M3: 903,272 km (0.095 R)
• M4: 1,322,894 km (0.099 R)
• M5: 1,667,567 km (0.04 R)
• M6: 2,053,081 km (0.088 R)
• M7: 2,498,284 km (0.072 R)
• M8: 3,124,950 km (0.086 R)
• M9: 3,807,565 km (0.053 R)
• M10: 4,432,884 km (0.099 R)
• M11: 5,088,272 km (0.114 R)
• M12: 5,488,147 km (0.081 R)
• M13: 6,438,094 km (0.112 R)
• M14: 6,883,896 km (0.089 R)
• M15: 7,738,249 km (0.087 R)
• M16: 8,372,245 km (0.12 R)
• M17: 8,903,916 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.8

Radius: 11.8

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.96 AU - 2.24 AU

Year: 1996 Days

Day: 8.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,008,866 km

• M1: 146,756 km (0.098 R)
• M2: 619,634 km (0.051 R)
• M3: 1,051,823 km (0.101 R)
• M4: 1,463,217 km (0.085 R)
• M5: 1,888,524 km (0.106 R)
• M6: 2,312,035 km (0.044 R)
• M7: 3,186,435 km (0.095 R)
• M8: 3,895,379 km (0.091 R)
• M9: 5,152,899 km (0.03 R)
• M10: 5,627,274 km (0.087 R)
• M11: 6,249,301 km (0.12 R)
• M12: 7,071,342 km (0.032 R)
• M13: 8,077,238 km (0.117 R)
• M14: 8,540,842 km (0.071 R)
• M15: 10,305,049 km (0.1 R)
• M16: 11,779,187 km (0.095 R)
• M17: 12,187,439 km (0.093 R)
• M18: 13,630,909 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.1

Radius: 12.6

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.93 AU - 2.59 AU

Year: 2229 Days

Day: 11.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,008,866 km

• M1: 156,779 km (0.103 R)
• M2: 576,999 km (0.065 R)
• M3: 991,235 km (0.036 R)
• M4: 1,387,071 km (0.107 R)
• M5: 1,792,033 km (0.028 R)
• M6: 2,277,478 km (0.111 R)
• M7: 3,714,964 km (0.078 R)
• M8: 4,169,442 km (0.119 R)
• M9: 5,237,421 km (0.105 R)
• M10: 6,011,590 km (0.086 R)
• M11: 6,506,460 km (0.089 R)
• M12: 6,916,358 km (0.065 R)
• M13: 7,608,099 km (0.109 R)
• M14: 8,441,060 km (0.104 R)
• M15: 9,130,108 km (0.107 R)
• M16: 9,610,167 km (0.084 R)
• M17: 11,781,132 km (0.035 R)
• M18: 14,582,800 km (0.092 R)
• M19: 15,002,871 km (0.104 R)
• M20: 15,527,361 km (0.101 R)
• M21: 16,262,336 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.4

Radius: 12.8

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.69 AU - 4.85 AU

Year: 5788 Days

Day: 11.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,008,866 km

• M1: 159,322 km (0.075 R)
• M2: 642,672 km (0.077 R)
• M3: 1,397,693 km (0.061 R)
• M4: 1,973,794 km (0.075 R)
• M5: 2,475,546 km (0.044 R)
• M6: 3,260,934 km (0.069 R)
• M7: 5,791,532 km (0.113 R)
• M8: 6,916,658 km (0.052 R)
• M9: 9,040,349 km (0.071 R)
• M10: 11,527,713 km (0.082 R)
• M11: 12,058,636 km (0.07 R)
• M12: 13,614,453 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.6

Radius: 10.9

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.42 AU - 6.02 AU

Year: 8974 Days

Day: 9.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,008,866 km

• M1: 135,835 km (0.088 R)
• M2: 531,072 km (0.081 R)
• M3: 1,026,092 km (0.106 R)
• M4: 1,563,148 km (0.059 R)
• M5: 2,881,704 km (0.111 R)
• M6: 3,511,361 km (0.042 R)
• M7: 4,684,358 km (0.074 R)
• M8: 5,265,097 km (0.118 R)
• M9: 6,243,467 km (0.111 R)
• M10: 6,795,034 km (0.11 R)
• M11: 7,338,972 km (0.106 R)
• M12: 7,911,633 km (0.12 R)
• M13: 8,295,501 km (0.113 R)
• M14: 8,781,395 km (0.103 R)
• M15: 9,146,563 km (0.041 R)
• M16: 10,505,959 km (0.062 R)
• M17: 10,917,952 km (0.098 R)
• M18: 11,340,715 km (0.038 R)
• M19: 11,995,356 km (0.082 R)
• M20: 13,142,323 km (0.111 R)
• M21: 15,062,561 km (0.106 R)
• M22: 15,853,784 km (0.076 R)
• M23: 16,534,155 km (0.072 R)
• M24: 22,611,269 km (0.09 R)
• M25: 23,039,718 km (0.045 R)
• M26: 23,386,186 km (0.087 R)
• M27: 23,912,621 km (0.113 R)
• M28: 25,171,787 km (0.089 R)
• M29: 25,817,601 km (0.069 R)
• M30: 26,950,505 km (0.105 R)
• M31: 29,518,353 km (0.056 R)
• M32: 37,116,129 km (0.107 R)
• M33: 37,952,980 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827.3

Radius: 3.6

Gravity: 63.83 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.32 AU - 8.48 AU

Year: 15971 Days

Day: 19.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 53,008,866 km

• M1: 51,162 km (0.113 R)
• M2: 212,429 km (0.083 R)
• M3: 341,083 km (0.115 R)
• M4: 561,590 km (0.073 R)
• M5: 786,885 km (0.042 R)
• M6: 915,090 km (0.079 R)
• M7: 1,798,017 km (0.088 R)
• M8: 2,641,749 km (0.099 R)
• M9: 2,956,952 km (0.053 R)
• M10: 3,869,349 km (0.111 R)
• M11: 5,026,488 km (0.113 R)
• M12: 6,104,341 km (0.115 R)
• M13: 6,918,004 km (0.111 R)
• M14: 7,849,699 km (0.062 R)
• M15: 10,539,320 km (0.119 R)
• M16: 12,285,127 km (0.117 R)
• M17: 13,364,625 km (0.118 R)
• M18: 14,949,914 km (0.102 R)
• M19: 16,495,858 km (0.087 R)
• M20: 18,316,165 km (0.06 R)
• M21: 18,922,186 km (0.107 R)
• M22: 25,521,846 km (0.091 R)
• M23: 26,496,027 km (0.049 R)
• M24: 26,826,189 km (0.096 R)
• M25: 29,803,636 km (0.118 R)
• M26: 30,041,347 km (0.041 R)
• M27: 30,762,259 km (0.102 R)
• M28: 32,238,341 km (0.088 R)
• M29: 42,098,187 km (0.05 R)
• M30: 42,849,169 km (0.115 R)
• M31: 44,843,308 km (0.092 R)
• M32: 45,469,076 km (0.104 R)
• M33: 49,346,653 km (0.104 R)
• M34: 49,846,459 km (0.12 R)
• M35: 50,517,855 km (0.095 R)
• M36: 52,741,777 km (0.043 R)
• M37: 57,017,284 km (0.09 R)
• M38: 58,864,967 km (0.118 R)
• M39: 68,911,362 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214

Radius: 5.1

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 8.22 AU - 11.82 AU

Year: 20807 Days

Day: 23.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,008,866 km

• M1: 63,429 km (0.099 R)
• M2: 235,018 km (0.115 R)
• M3: 627,114 km (0.054 R)
• M4: 786,286 km (0.095 R)
• M5: 2,162,736 km (0.066 R)
• M6: 3,712,421 km (0.098 R)
• M7: 4,792,218 km (0.072 R)
• M8: 4,985,199 km (0.046 R)
• M9: 5,955,491 km (0.086 R)
• M10: 12,681,860 km (0.118 R)
• M11: 15,215,899 km (0.085 R)
• M12: 21,344,774 km (0.111 R)
• M13: 25,092,350 km (0.114 R)
• M14: 28,200,844 km (0.101 R)
• M15: 32,808,608 km (0.085 R)
• M16: 35,654,409 km (0.116 R)
• M17: 39,568,338 km (0.085 R)
• M18: 52,061,555 km (0.102 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: 550 - 16,391 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit