🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.65 AU - 0.75 AU

Year: 205 Days

Day: 14.2 Hours

Environment

Temp: 207 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.26 AU - 1.48 AU

Year: 561 Days

Day: 36.5 Hours

Environment

Temp: 11 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.22 AU - 1.72 AU

Year: 624 Days

Day: 18.5 Hours

Environment

Temp: -6 °C

Axial Tilt: 1.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.05 AU - 2.83 AU

Year: 1333 Days

Day: 17.8 Hours

Environment

Temp: -79 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.38 AU - 3.76 AU

Year: 1882 Days

Day: 20.2 Hours

Environment

Temp: -85 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.5

Radius: 9.1

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 7.03 AU - 8.69 AU

Year: 7709 Days

Day: 13 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,862,935 km

• M1: 113,395 km (0.057 R)
• M2: 412,292 km (0.105 R)
• M3: 696,079 km (0.077 R)
• M4: 1,143,227 km (0.107 R)
• M5: 2,086,741 km (0.119 R)
• M6: 2,477,790 km (0.087 R)
• M7: 2,837,872 km (0.036 R)
• M8: 3,797,093 km (0.097 R)
• M9: 4,319,788 km (0.082 R)
• M10: 5,240,862 km (0.057 R)
• M11: 5,684,420 km (0.1 R)
• M12: 6,314,526 km (0.076 R)
• M13: 7,107,694 km (0.045 R)
• M14: 13,229,089 km (0.1 R)
• M15: 15,549,951 km (0.078 R)
• M16: 16,622,867 km (0.071 R)
• M17: 17,744,551 km (0.034 R)
• M18: 18,972,900 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.5

Radius: 11.8

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 11.39 AU - 11.95 AU

Year: 13947 Days

Day: 6.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,862,935 km

• M1: 146,756 km (0.078 R)
• M2: 519,254 km (0.108 R)
• M3: 1,425,369 km (0.086 R)
• M4: 1,942,379 km (0.093 R)
• M5: 2,929,126 km (0.102 R)
• M6: 3,861,719 km (0.106 R)
• M7: 4,286,577 km (0.115 R)
• M8: 6,856,968 km (0.107 R)
• M9: 10,147,074 km (0.102 R)
• M10: 10,901,197 km (0.11 R)
• M11: 13,663,671 km (0.12 R)
• M12: 16,467,584 km (0.057 R)
• M13: 18,850,379 km (0.077 R)
• M14: 20,805,174 km (0.095 R)
• M15: 21,737,019 km (0.057 R)
• M16: 26,493,035 km (0.117 R)
• M17: 28,826,313 km (0.074 R)
• M18: 29,984,051 km (0.06 R)
• M19: 32,146,039 km (0.108 R)
• M20: 37,727,685 km (0.064 R)
• M21: 40,963,338 km (0.062 R)
• M22: 41,983,745 km (0.104 R)
• M23: 51,604,384 km (0.104 R)
• M24: 60,134,903 km (0.036 R)
• M25: 61,832,540 km (0.106 R)
• M26: 64,929,216 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.2

Radius: 8

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 16.19 AU - 18.63 AU

Year: 25414 Days

Day: 15.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,862,935 km

• M1: 102,325 km (0.077 R)
• M2: 436,527 km (0.042 R)
• M3: 1,007,242 km (0.104 R)
• M4: 1,301,801 km (0.102 R)
• M5: 1,853,518 km (0.101 R)
• M6: 2,436,351 km (0.087 R)
• M7: 4,190,386 km (0.05 R)
• M8: 4,601,481 km (0.084 R)
• M9: 5,997,977 km (0.058 R)
• M10: 8,646,159 km (0.076 R)
• M11: 9,485,403 km (0.093 R)
• M12: 11,786,218 km (0.1 R)
• M13: 12,123,262 km (0.071 R)
• M14: 12,958,616 km (0.064 R)
• M15: 14,588,934 km (0.098 R)
• M16: 14,977,739 km (0.096 R)
• M17: 15,694,911 km (0.107 R)
• M18: 17,631,755 km (0.119 R)
• M19: 19,347,642 km (0.034 R)
• M20: 19,817,080 km (0.11 R)
• M21: 21,670,598 km (0.107 R)
• M22: 22,587,633 km (0.11 R)
• M23: 24,173,221 km (0.119 R)
• M24: 31,132,065 km (0.093 R)
• M25: 31,647,130 km (0.057 R)
• M26: 32,694,315 km (0.111 R)
• M27: 40,526,961 km (0.084 R)
• M28: 42,387,809 km (0.109 R)
• M29: 60,960,534 km (0.119 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 12,726 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit