🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.46 AU - 0.64 AU

Year: 263 Days

Day: 16.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,316,222 km

• M1: 19,597 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.9

Radius: 9.6

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.84 AU - 1.3 AU

Year: 715 Days

Day: 6.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,316,222 km

• M1: 119,379 km (0.112 R)
• M2: 591,360 km (0.073 R)
• M3: 927,507 km (0.078 R)
• M4: 1,320,650 km (0.086 R)
• M5: 1,683,425 km (0.111 R)
• M6: 2,155,406 km (0.025 R)
• M7: 2,470,160 km (0.032 R)
• M8: 2,984,627 km (0.116 R)
• M9: 3,630,142 km (0.114 R)
• M10: 3,973,469 km (0.105 R)
• M11: 4,464,898 km (0.109 R)
• M12: 5,198,526 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965

Radius: 9.4

Gravity: 10.92 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.11 AU - 1.67 AU

Year: 1058 Days

Day: 5.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,316,222 km

• M1: 116,836 km (0.113 R)
• M2: 499,657 km (0.117 R)
• M3: 901,776 km (0.071 R)
• M4: 1,253,032 km (0.117 R)
• M5: 1,869,076 km (0.115 R)
• M6: 2,536,881 km (0.074 R)
• M7: 3,539,186 km (0.099 R)
• M8: 3,859,924 km (0.062 R)
• M9: 4,199,960 km (0.103 R)
• M10: 6,680,443 km (0.092 R)
• M11: 7,821,276 km (0.078 R)
• M12: 8,823,881 km (0.097 R)
• M13: 9,326,081 km (0.118 R)
• M14: 9,847,280 km (0.117 R)
• M15: 10,355,314 km (0.074 R)
• M16: 11,458,599 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.3

Radius: 11.2

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.09 AU - 1.79 AU

Year: 1116 Days

Day: 7.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,316,222 km

• M1: 139,575 km (0.086 R)
• M2: 615,146 km (0.094 R)
• M3: 1,014,872 km (0.078 R)
• M4: 1,421,629 km (0.119 R)
• M5: 1,899,444 km (0.073 R)
• M6: 2,312,783 km (0.081 R)
• M7: 3,114,777 km (0.112 R)
• M8: 3,498,645 km (0.073 R)
• M9: 4,644,715 km (0.119 R)
• M10: 5,304,591 km (0.036 R)
• M11: 6,287,599 km (0.034 R)
• M12: 7,071,641 km (0.104 R)
• M13: 8,890,003 km (0.094 R)
• M14: 9,609,270 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.1

Radius: 10.6

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.31 AU - 2.41 AU

Year: 2341 Days

Day: 10.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,316,222 km

• M1: 144,512 km (0.07 R)
• M2: 693,985 km (0.054 R)
• M3: 1,204,263 km (0.104 R)
• M4: 1,873,414 km (0.106 R)
• M5: 2,522,370 km (0.118 R)
• M6: 3,403,202 km (0.101 R)
• M7: 4,287,625 km (0.117 R)
• M8: 4,806,430 km (0.068 R)
• M9: 7,342,862 km (0.085 R)
• M10: 8,511,072 km (0.051 R)
• M11: 10,168,317 km (0.087 R)
• M12: 11,172,567 km (0.074 R)
• M13: 12,670,491 km (0.081 R)
• M14: 15,015,886 km (0.061 R)
• M15: 15,858,272 km (0.116 R)
• M16: 16,784,133 km (0.071 R)
• M17: 17,800,052 km (0.094 R)
• M18: 18,184,519 km (0.061 R)
• M19: 19,027,204 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.3

Radius: 12.9

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.28 AU - 2.82 AU

Year: 2629 Days

Day: 10.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,316,222 km

• M1: 160,519 km (0.063 R)
• M2: 621,430 km (0.115 R)
• M3: 1,542,504 km (0.049 R)
• M4: 1,995,336 km (0.119 R)
• M5: 4,468,788 km (0.12 R)
• M6: 5,154,694 km (0.089 R)
• M7: 7,818,733 km (0.08 R)
• M8: 8,591,256 km (0.097 R)
• M9: 10,616,512 km (0.101 R)
• M10: 14,024,052 km (0.103 R)
• M11: 16,465,490 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.6

Radius: 10.1

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.51 AU - 5.47 AU

Year: 7197 Days

Day: 8 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 31,316,222 km

• M1: 125,812 km (0.03 R)
• M2: 494,571 km (0.069 R)
• M3: 1,000,361 km (0.101 R)
• M4: 1,328,878 km (0.04 R)
• M5: 2,010,595 km (0.071 R)
• M6: 2,479,884 km (0.068 R)
• M7: 2,820,668 km (0.097 R)
• M8: 3,555,493 km (0.058 R)
• M9: 4,891,102 km (0.098 R)
• M10: 5,629,368 km (0.103 R)
• M11: 6,630,477 km (0.089 R)
• M12: 7,326,855 km (0.082 R)
• M13: 7,889,642 km (0.088 R)
• M14: 9,022,248 km (0.078 R)
• M15: 10,260,170 km (0.067 R)
• M16: 11,467,874 km (0.11 R)
• M17: 12,324,172 km (0.07 R)
• M18: 14,541,811 km (0.115 R)
• M19: 14,926,427 km (0.034 R)
• M20: 16,004,878 km (0.066 R)
• M21: 16,474,166 km (0.108 R)
• M22: 18,636,304 km (0.087 R)
• M23: 19,953,214 km (0.074 R)
• M24: 20,772,712 km (0.051 R)
• M25: 24,507,273 km (0.108 R)
• M26: 27,648,678 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.7

Radius: 4.8

Gravity: 13.57 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.64 AU - 11.52 AU

Year: 19145 Days

Day: 22.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 31,316,222 km

• M1: 59,690 km (0.077 R)
• M2: 310,416 km (0.088 R)
• M3: 501,003 km (0.06 R)
• M4: 1,047,335 km (0.082 R)
• M5: 1,254,827 km (0.079 R)
• M6: 1,704,518 km (0.115 R)
• M7: 2,065,647 km (0.043 R)
• M8: 2,711,910 km (0.103 R)
• M9: 5,812,176 km (0.096 R)
• M10: 7,080,467 km (0.055 R)
• M11: 9,060,694 km (0.094 R)
• M12: 9,830,375 km (0.111 R)
• M13: 13,282,496 km (0.088 R)
• M14: 13,542,198 km (0.074 R)
• M15: 15,242,677 km (0.09 R)
• M16: 18,251,090 km (0.077 R)
• M17: 18,491,494 km (0.106 R)
• M18: 19,142,992 km (0.093 R)
• M19: 21,013,265 km (0.057 R)
• M20: 23,754,945 km (0.06 R)
• M21: 25,211,131 km (0.117 R)
• M22: 26,214,484 km (0.044 R)
• M23: 38,011,622 km (0.074 R)
• M24: 43,893,362 km (0.091 R)
• M25: 44,614,274 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.9

Radius: 5.4

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 9.15 AU - 12.75 AU

Year: 23396 Days

Day: 16.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,316,222 km

• M1: 67,469 km (0.1 R)
• M2: 348,413 km (0.114 R)
• M3: 910,901 km (0.118 R)
• M4: 1,574,218 km (0.079 R)
• M5: 2,127,731 km (0.097 R)
• M6: 2,300,666 km (0.111 R)
• M7: 2,534,338 km (0.106 R)
• M8: 2,783,867 km (0.118 R)
• M9: 3,458,703 km (0.096 R)
• M10: 4,825,579 km (0.114 R)
• M11: 6,355,366 km (0.106 R)
• M12: 10,067,338 km (0.084 R)
• M13: 15,946,983 km (0.092 R)
• M14: 21,580,989 km (0.078 R)
• M15: 28,941,653 km (0.072 R)
• M16: 29,658,975 km (0.066 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: 224 - 11,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit