🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.26 AU - 1.44 AU

Year: 562 Days

Day: 39 Hours

Environment

Temp: -3 °C

Axial Tilt: 42.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 68,321,573 km

• M1: 627,563 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.32 AU - 1.5 AU

Year: 600 Days

Day: 31 Hours

Environment

Temp: -13 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 68,321,573 km

• M1: 562,787 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.28 AU - 1.62 AU

Year: 625 Days

Day: 13.7 Hours

Environment

Temp: -13 °C

Axial Tilt: 27 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.65 AU - 2.69 AU

Year: 1145 Days

Day: 47.4 Hours

Environment

Temp: -70 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.87 AU - 4.87 AU

Year: 3849 Days

Day: 34.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 37.7 °

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: 249.8

Radius: 14.4

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.52 AU - 8.2 AU

Year: 7892 Days

Day: 11.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 55.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,321,573 km

• M1: 181,013 km (0.041 R)
• M2: 751,281 km (0.109 R)
• M3: 1,425,369 km (0.085 R)
• M4: 1,943,426 km (0.073 R)
• M5: 3,255,100 km (0.07 R)
• M6: 5,505,650 km (0.097 R)
• M7: 6,179,290 km (0.105 R)
• M8: 7,073,137 km (0.101 R)
• M9: 8,688,644 km (0.073 R)
• M10: 9,811,227 km (0.112 R)
• M11: 10,494,889 km (0.091 R)
• M12: 13,294,763 km (0.076 R)
• M13: 13,920,082 km (0.084 R)
• M14: 14,510,395 km (0.059 R)
• M15: 15,117,463 km (0.082 R)
• M16: 22,228,149 km (0.082 R)
• M17: 23,333,977 km (0.104 R)
• M18: 24,476,306 km (0.078 R)
• M19: 26,708,007 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.6

Radius: 10.3

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.41 AU - 9.05 AU

Year: 9238 Days

Day: 7.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,321,573 km

• M1: 154,385 km (0.073 R)
• M2: 672,143 km (0.115 R)
• M3: 1,245,701 km (0.094 R)
• M4: 2,059,215 km (0.11 R)
• M5: 2,564,556 km (0.088 R)
• M6: 3,849,752 km (0.118 R)
• M7: 4,343,574 km (0.052 R)
• M8: 5,618,597 km (0.078 R)
• M9: 6,573,480 km (0.05 R)
• M10: 8,038,043 km (0.06 R)
• M11: 10,428,468 km (0.072 R)
• M12: 10,927,676 km (0.051 R)
• M13: 14,386,079 km (0.113 R)
• M14: 16,562,878 km (0.117 R)
• M15: 18,154,599 km (0.1 R)
• M16: 24,660,611 km (0.085 R)
• M17: 32,569,252 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.3

Radius: 14.9

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 10.11 AU - 12.85 AU

Year: 13931 Days

Day: 13.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,321,573 km

• M1: 189,690 km (0.108 R)
• M2: 1,018,462 km (0.091 R)
• M3: 3,621,764 km (0.107 R)
• M4: 5,701,923 km (0.085 R)
• M5: 9,793,425 km (0.103 R)
• M6: 16,050,954 km (0.096 R)
• M7: 21,939,874 km (0.06 R)
• M8: 23,524,864 km (0.082 R)
• M9: 26,365,428 km (0.119 R)
• M10: 33,579,336 km (0.107 R)
• M11: 40,639,159 km (0.052 R)
• M12: 41,883,813 km (0.052 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978

Radius: 14.7

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 10.4 AU - 12.9 AU

Year: 14242 Days

Day: 10.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,321,573 km

• M1: 187,895 km (0.037 R)
• M2: 769,831 km (0.095 R)
• M3: 1,326,036 km (0.079 R)
• M4: 2,543,613 km (0.088 R)
• M5: 3,180,002 km (0.07 R)
• M6: 4,071,306 km (0.113 R)
• M7: 5,413,498 km (0.066 R)
• M8: 6,475,045 km (0.089 R)
• M9: 7,531,654 km (0.079 R)
• M10: 9,708,453 km (0.105 R)
• M11: 10,734,395 km (0.094 R)
• M12: 13,477,571 km (0.058 R)
• M13: 15,801,574 km (0.097 R)
• M14: 18,466,960 km (0.093 R)
• M15: 23,856,223 km (0.088 R)
• M16: 26,256,670 km (0.111 R)
• M17: 28,814,046 km (0.053 R)
• M18: 30,212,337 km (0.087 R)
• M19: 33,905,609 km (0.118 R)
• M20: 36,528,808 km (0.109 R)
• M21: 37,069,305 km (0.089 R)
• M22: 38,583,086 km (0.108 R)
• M23: 43,978,034 km (0.046 R)
• M24: 46,617,539 km (0.114 R)
• M25: 47,573,768 km (0.064 R)
• M26: 56,597,362 km (0.079 R)
• M27: 58,603,320 km (0.058 R)

Kuiper Belt

Range: 30.6 - 55.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 13,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit