🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.43 AU - 0.61 AU

Year: 238 Days

Day: 35.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.52 AU - 0.68 AU

Year: 296 Days

Day: 33.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.57 AU - 0.65 AU

Year: 303 Days

Day: 36.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,956,957 km

• M1: 476,469 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.5

Radius: 14.7

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.81 AU - 1.29 AU

Year: 684 Days

Day: 13.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 49,956,957 km

• M1: 183,257 km (0.041 R)
• M2: 1,156,990 km (0.084 R)
• M3: 1,731,595 km (0.073 R)
• M4: 2,305,752 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.8

Radius: 12.7

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.16 AU - 1.92 AU

Year: 1215 Days

Day: 14.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,956,957 km

• M1: 157,975 km (0.104 R)
• M2: 1,067,830 km (0.05 R)
• M3: 1,514,978 km (0.083 R)
• M4: 2,251,747 km (0.079 R)
• M5: 2,805,558 km (0.072 R)
• M6: 3,436,113 km (0.105 R)
• M7: 5,226,501 km (0.119 R)
• M8: 6,125,734 km (0.078 R)
• M9: 6,675,356 km (0.083 R)
• M10: 7,235,451 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.2

Radius: 11.6

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.32 AU - 2.18 AU

Year: 1472 Days

Day: 14.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 49,956,957 km

• M1: 144,512 km (0.052 R)
• M2: 565,181 km (0.054 R)
• M3: 2,057,569 km (0.048 R)
• M4: 2,639,654 km (0.106 R)
• M5: 3,745,482 km (0.073 R)
• M6: 4,171,985 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.2

Radius: 13.4

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.36 AU - 2.76 AU

Year: 2604 Days

Day: 13.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,956,957 km

• M1: 170,392 km (0.103 R)
• M2: 599,139 km (0.096 R)
• M3: 1,130,810 km (0.089 R)
• M4: 1,943,276 km (0.105 R)
• M5: 2,850,737 km (0.087 R)
• M6: 3,365,653 km (0.086 R)
• M7: 4,473,126 km (0.041 R)
• M8: 5,172,795 km (0.051 R)
• M9: 6,162,684 km (0.044 R)
• M10: 7,399,709 km (0.034 R)
• M11: 8,760,900 km (0.106 R)
• M12: 10,166,073 km (0.099 R)
• M13: 11,673,720 km (0.102 R)
• M14: 12,414,529 km (0.08 R)
• M15: 12,910,446 km (0.119 R)
• M16: 16,275,500 km (0.081 R)
• M17: 17,089,911 km (0.029 R)
• M18: 18,333,219 km (0.063 R)
• M19: 18,917,997 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.4

Radius: 6.2

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.49 AU - 7.15 AU

Year: 10102 Days

Day: 21.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 49,956,957 km

• M1: 77,193 km (0.06 R)
• M2: 315,801 km (0.093 R)
• M3: 520,451 km (0.12 R)
• M4: 833,410 km (0.118 R)
• M5: 1,913,058 km (0.101 R)
• M6: 2,108,582 km (0.102 R)
• M7: 2,470,160 km (0.056 R)
• M8: 2,702,785 km (0.119 R)
• M9: 3,668,738 km (0.07 R)
• M10: 4,192,331 km (0.069 R)
• M11: 5,013,174 km (0.1 R)
• M12: 5,212,588 km (0.101 R)
• M13: 5,417,088 km (0.041 R)
• M14: 5,999,772 km (0.108 R)
• M15: 6,555,678 km (0.098 R)
• M16: 7,361,711 km (0.09 R)
• M17: 7,657,017 km (0.076 R)
• M18: 7,998,549 km (0.111 R)
• M19: 9,084,779 km (0.109 R)
• M20: 10,084,692 km (0.092 R)
• M21: 11,744,181 km (0.109 R)
• M22: 12,664,956 km (0.066 R)
• M23: 14,361,844 km (0.112 R)
• M24: 17,086,620 km (0.056 R)
• M25: 18,199,927 km (0.081 R)
• M26: 18,401,286 km (0.12 R)
• M27: 20,280,983 km (0.088 R)
• M28: 21,904,419 km (0.093 R)
• M29: 22,515,676 km (0.104 R)
• M30: 23,692,264 km (0.092 R)
• M31: 26,510,089 km (0.087 R)
• M32: 27,204,074 km (0.1 R)
• M33: 27,467,515 km (0.098 R)
• M34: 31,528,200 km (0.027 R)
• M35: 32,209,170 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.3

Radius: 7.5

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.2 AU - 7.6 AU

Year: 10294 Days

Day: 24.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,956,957 km

• M1: 94,396 km (0.088 R)
• M2: 645,216 km (0.088 R)
• M3: 1,209,200 km (0.104 R)
• M4: 1,777,522 km (0.092 R)
• M5: 2,315,925 km (0.117 R)
• M6: 2,642,497 km (0.119 R)
• M7: 3,433,870 km (0.069 R)
• M8: 3,713,917 km (0.112 R)
• M9: 4,400,721 km (0.108 R)
• M10: 5,139,285 km (0.1 R)
• M11: 5,538,263 km (0.101 R)
• M12: 7,732,116 km (0.097 R)
• M13: 9,511,433 km (0.116 R)
• M14: 10,938,447 km (0.05 R)
• M15: 11,547,460 km (0.084 R)
• M16: 12,232,468 km (0.119 R)
• M17: 13,281,897 km (0.059 R)
• M18: 15,621,907 km (0.101 R)
• M19: 20,639,569 km (0.099 R)
• M20: 21,255,913 km (0.057 R)
• M21: 21,490,183 km (0.045 R)
• M22: 23,261,272 km (0.049 R)
• M23: 23,844,554 km (0.107 R)
• M24: 25,741,455 km (0.097 R)
• M25: 26,007,739 km (0.098 R)
• M26: 28,772,158 km (0.054 R)
• M27: 29,930,794 km (0.1 R)
• M28: 32,135,119 km (0.12 R)
• M29: 33,067,413 km (0.111 R)
• M30: 35,972,154 km (0.062 R)
• M31: 36,752,008 km (0.107 R)
• M32: 37,315,992 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 198.3

Radius: 3.5

Gravity: 16.19 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 8.46 AU - 11.32 AU

Year: 19776 Days

Day: 19.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,956,957 km

• M1: 72,106 km (0.075 R)
• M2: 344,374 km (0.081 R)
• M3: 1,804,898 km (0.078 R)
• M4: 3,004,374 km (0.062 R)
• M5: 3,119,714 km (0.037 R)
• M6: 3,238,046 km (0.091 R)
• M7: 5,292,174 km (0.086 R)
• M8: 5,987,954 km (0.089 R)
• M9: 8,762,246 km (0.095 R)
• M10: 11,767,518 km (0.1 R)
• M11: 14,458,784 km (0.069 R)
• M12: 17,607,819 km (0.102 R)
• M13: 18,907,525 km (0.078 R)
• M14: 27,867,391 km (0.072 R)
• M15: 32,572,842 km (0.082 R)
• M16: 36,917,763 km (0.056 R)
• M17: 42,703,011 km (0.114 R)
• M18: 44,065,848 km (0.114 R)
• M19: 46,591,509 km (0.097 R)
• M20: 49,957,012 km (0.105 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 19,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit