🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.5 AU - 0.82 AU

Year: 229 Days

Day: 30.5 Hours

Environment

Temp: 6 °C

Axial Tilt: 43.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.95 AU - 1.23 AU

Year: 486 Days

Day: 29.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.05 AU - 1.39 AU

Year: 576 Days

Day: 41.2 Hours

Environment

Temp: -82 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.5 AU - 2.98 AU

Year: 1939 Days

Day: 14 Hours

Environment

Temp: -144 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 110,552,181 km

• M1: 2,701,289 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.4

Radius: 14.6

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.84 AU - 3.8 AU

Year: 2586 Days

Day: 6.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 110,552,181 km

• M1: 181,612 km (0.111 R)
• M2: 671,545 km (0.095 R)
• M3: 1,131,558 km (0.05 R)
• M4: 1,662,182 km (0.091 R)
• M5: 2,433,359 km (0.034 R)
• M6: 4,154,333 km (0.037 R)
• M7: 5,497,572 km (0.089 R)
• M8: 6,559,418 km (0.055 R)
• M9: 8,608,460 km (0.067 R)
• M10: 9,274,170 km (0.119 R)
• M11: 12,628,753 km (0.1 R)
• M12: 13,330,217 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.1

Radius: 11.7

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.36 AU - 5.65 AU

Year: 4780 Days

Day: 6.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 100.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 110,552,181 km

• M1: 145,559 km (0.089 R)
• M2: 752,477 km (0.096 R)
• M3: 1,118,842 km (0.098 R)
• M4: 1,494,333 km (0.103 R)
• M5: 1,930,860 km (0.091 R)
• M6: 2,709,068 km (0.101 R)
• M7: 3,882,514 km (0.101 R)
• M8: 4,517,108 km (0.104 R)
• M9: 4,953,933 km (0.057 R)
• M10: 5,859,599 km (0.087 R)
• M11: 6,872,526 km (0.062 R)
• M12: 7,389,686 km (0.106 R)
• M13: 8,231,024 km (0.051 R)
• M14: 12,114,884 km (0.073 R)
• M15: 13,658,585 km (0.12 R)
• M16: 14,428,715 km (0.116 R)
• M17: 15,075,576 km (0.114 R)
• M18: 16,214,315 km (0.113 R)
• M19: 17,801,847 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.5

Radius: 12.2

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 8.28 AU - 9.58 AU

Year: 11408 Days

Day: 14.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 110,552,181 km

• M1: 153,338 km (0.064 R)
• M2: 593,604 km (0.083 R)
• M3: 1,417,889 km (0.103 R)
• M4: 1,925,923 km (0.1 R)
• M5: 2,928,977 km (0.03 R)
• M6: 3,485,930 km (0.069 R)
• M7: 4,661,619 km (0.081 R)
• M8: 6,231,200 km (0.1 R)
• M9: 7,238,293 km (0.114 R)
• M10: 8,172,532 km (0.105 R)
• M11: 9,672,849 km (0.064 R)
• M12: 11,129,932 km (0.079 R)
• M13: 14,345,538 km (0.055 R)
• M14: 15,542,620 km (0.078 R)
• M15: 19,295,433 km (0.067 R)
• M16: 21,593,705 km (0.092 R)
• M17: 22,457,034 km (0.084 R)
• M18: 25,185,400 km (0.046 R)
• M19: 25,948,798 km (0.025 R)
• M20: 28,026,114 km (0.096 R)
• M21: 30,856,954 km (0.096 R)
• M22: 32,509,412 km (0.053 R)
• M23: 37,944,453 km (0.1 R)
• M24: 39,711,802 km (0.078 R)
• M25: 42,464,702 km (0.085 R)
• M26: 44,093,673 km (0.084 R)
• M27: 47,765,403 km (0.105 R)
• M28: 48,640,850 km (0.046 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.2

Radius: 7.1

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 9.39 AU - 13.15 AU

Year: 16174 Days

Day: 18.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 110,552,181 km

• M1: 89,759 km (0.117 R)
• M2: 354,996 km (0.103 R)
• M3: 792,719 km (0.091 R)
• M4: 1,110,016 km (0.115 R)
• M5: 1,583,493 km (0.118 R)
• M6: 1,833,920 km (0.037 R)
• M7: 3,308,357 km (0.041 R)
• M8: 3,857,082 km (0.068 R)
• M9: 4,167,797 km (0.109 R)
• M10: 5,406,617 km (0.114 R)
• M11: 7,416,913 km (0.112 R)
• M12: 8,635,986 km (0.1 R)
• M13: 8,972,731 km (0.049 R)
• M14: 9,723,862 km (0.076 R)
• M15: 10,194,347 km (0.081 R)
• M16: 10,462,127 km (0.07 R)
• M17: 11,522,926 km (0.113 R)
• M18: 12,900,872 km (0.032 R)
• M19: 14,858,809 km (0.053 R)
• M20: 15,482,781 km (0.1 R)
• M21: 16,857,436 km (0.054 R)
• M22: 17,921,077 km (0.074 R)
• M23: 19,271,796 km (0.045 R)
• M24: 20,013,802 km (0.066 R)
• M25: 22,989,303 km (0.067 R)
• M26: 24,200,896 km (0.095 R)
• M27: 24,678,114 km (0.117 R)
• M28: 32,492,957 km (0.094 R)
• M29: 36,704,137 km (0.059 R)
• M30: 37,334,093 km (0.054 R)
• M31: 39,005,401 km (0.099 R)
• M32: 43,330,724 km (0.095 R)
• M33: 43,751,842 km (0.094 R)
• M34: 46,777,010 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 919.7

Radius: 6.3

Gravity: 23.17 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 17.08 AU - 17.12 AU

Year: 30229 Days

Day: 16.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 110,552,181 km

• M1: 81,082 km (0.095 R)
• M2: 592,856 km (0.098 R)
• M3: 1,387,670 km (0.118 R)
• M4: 2,608,837 km (0.098 R)
• M5: 3,698,359 km (0.085 R)
• M6: 4,497,510 km (0.085 R)
• M7: 5,997,827 km (0.044 R)
• M8: 6,481,477 km (0.053 R)
• M9: 8,499,253 km (0.05 R)
• M10: 9,234,677 km (0.094 R)
• M11: 9,879,144 km (0.091 R)
• M12: 13,155,188 km (0.034 R)
• M13: 14,221,671 km (0.109 R)
• M14: 14,475,688 km (0.066 R)
• M15: 15,701,643 km (0.041 R)
• M16: 16,806,274 km (0.112 R)
• M17: 19,272,245 km (0.072 R)
• M18: 20,645,254 km (0.082 R)
• M19: 21,856,847 km (0.048 R)
• M20: 23,349,086 km (0.09 R)
• M21: 23,940,746 km (0.069 R)
• M22: 24,300,379 km (0.112 R)
• M23: 24,663,752 km (0.108 R)
• M24: 31,983,726 km (0.104 R)
• M25: 32,274,245 km (0.042 R)
• M26: 33,008,172 km (0.107 R)
• M27: 41,484,537 km (0.113 R)
• M28: 47,058,404 km (0.086 R)
• M29: 49,926,045 km (0.115 R)
• M30: 53,518,638 km (0.12 R)
• M31: 57,066,202 km (0.041 R)
• M32: 64,625,682 km (0.097 R)
• M33: 69,127,381 km (0.084 R)
• M34: 84,430,794 km (0.117 R)
• M35: 86,383,794 km (0.072 R)
• M36: 87,229,920 km (0.112 R)
• M37: 89,513,232 km (0.092 R)
• M38: 95,997,253 km (0.063 R)
• M39: 102,157,394 km (0.109 R)
• M40: 108,248,421 km (0.119 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 18,918 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit