🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.57 AU - 0.85 AU

Year: 220 Days

Day: 42.5 Hours

Environment

Temp: 125 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.12 AU - 1.14 AU

Year: 441 Days

Day: 19.3 Hours

Environment

Temp: 21 °C

Axial Tilt: 1.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.37 AU - 1.87 AU

Year: 757 Days

Day: 16.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,262,809 km

• M1: 37,848 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.62 AU - 3.94 AU

Year: 2181 Days

Day: 27.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.5

Radius: 14.5

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.16 AU - 7.94 AU

Year: 7615 Days

Day: 10 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,262,809 km

• M1: 180,565 km (0.09 R)
• M2: 1,397,244 km (0.085 R)
• M3: 1,859,053 km (0.104 R)
• M4: 3,147,090 km (0.078 R)
• M5: 4,365,266 km (0.114 R)
• M6: 4,967,397 km (0.117 R)
• M7: 5,910,163 km (0.071 R)
• M8: 6,441,834 km (0.05 R)
• M9: 7,640,262 km (0.092 R)
• M10: 10,716,892 km (0.056 R)
• M11: 15,083,355 km (0.12 R)
• M12: 16,791,613 km (0.074 R)
• M13: 17,931,399 km (0.103 R)
• M14: 18,908,273 km (0.051 R)
• M15: 19,409,875 km (0.088 R)
• M16: 20,589,903 km (0.094 R)
• M17: 25,357,437 km (0.104 R)
• M18: 27,674,559 km (0.084 R)
• M19: 32,317,778 km (0.08 R)
• M20: 33,242,891 km (0.102 R)
• M21: 35,469,805 km (0.106 R)
• M22: 37,456,464 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.5

Radius: 11

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 8.27 AU - 13.65 AU

Year: 13320 Days

Day: 7.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,262,809 km

• M1: 137,181 km (0.091 R)
• M2: 762,500 km (0.093 R)
• M3: 1,677,142 km (0.113 R)
• M4: 2,398,054 km (0.104 R)
• M5: 2,922,993 km (0.107 R)
• M6: 3,418,012 km (0.081 R)
• M7: 4,114,989 km (0.115 R)
• M8: 4,771,574 km (0.118 R)
• M9: 6,293,732 km (0.105 R)
• M10: 7,036,785 km (0.106 R)
• M11: 7,519,088 km (0.111 R)
• M12: 9,357,048 km (0.116 R)
• M13: 10,104,289 km (0.075 R)
• M14: 11,181,543 km (0.056 R)
• M15: 12,649,697 km (0.049 R)
• M16: 13,035,958 km (0.099 R)
• M17: 15,521,826 km (0.04 R)
• M18: 15,890,435 km (0.112 R)
• M19: 20,605,461 km (0.084 R)
• M20: 21,685,707 km (0.039 R)
• M21: 23,472,654 km (0.114 R)
• M22: 24,650,737 km (0.099 R)
• M23: 27,552,188 km (0.084 R)
• M24: 27,984,526 km (0.079 R)
• M25: 33,164,950 km (0.118 R)
• M26: 33,900,673 km (0.117 R)
• M27: 34,272,573 km (0.048 R)
• M28: 38,009,827 km (0.057 R)
• M29: 40,183,783 km (0.073 R)
• M30: 41,160,508 km (0.083 R)
• M31: 45,076,531 km (0.108 R)
• M32: 51,161,425 km (0.095 R)
• M33: 58,658,821 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.9

Radius: 4.8

Gravity: 21.35 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 14.67 AU - 14.97 AU

Year: 20943 Days

Day: 16.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 70,262,809 km

• M1: 59,839 km (0.067 R)
• M2: 248,183 km (0.112 R)
• M3: 655,687 km (0.11 R)
• M4: 1,456,934 km (0.056 R)
• M5: 2,130,872 km (0.089 R)
• M6: 2,514,441 km (0.119 R)
• M7: 3,501,637 km (0.115 R)
• M8: 3,732,317 km (0.06 R)
• M9: 4,654,588 km (0.085 R)
• M10: 5,335,558 km (0.106 R)
• M11: 5,719,575 km (0.12 R)
• M12: 7,823,669 km (0.056 R)
• M13: 8,068,711 km (0.072 R)
• M14: 12,521,043 km (0.075 R)
• M15: 23,424,184 km (0.077 R)
• M16: 23,627,039 km (0.088 R)
• M17: 24,450,276 km (0.025 R)
• M18: 24,659,115 km (0.069 R)
• M19: 25,828,521 km (0.112 R)
• M20: 28,971,572 km (0.07 R)
• M21: 30,877,150 km (0.079 R)
• M22: 35,200,977 km (0.082 R)
• M23: 41,372,787 km (0.1 R)
• M24: 41,669,290 km (0.115 R)
• M25: 43,784,754 km (0.067 R)
• M26: 43,938,540 km (0.062 R)
• M27: 46,929,301 km (0.08 R)
• M28: 47,413,549 km (0.086 R)
• M29: 47,738,177 km (0.045 R)
• M30: 48,064,449 km (0.059 R)
• M31: 49,384,052 km (0.086 R)
• M32: 52,962,733 km (0.049 R)
• M33: 54,548,021 km (0.105 R)
• M34: 55,622,134 km (0.12 R)
• M35: 57,259,782 km (0.067 R)
• M36: 58,555,599 km (0.036 R)
• M37: 58,742,297 km (0.105 R)
• M38: 62,950,485 km (0.067 R)
• M39: 63,539,601 km (0.039 R)
• M40: 66,336,782 km (0.099 R)
• M41: 68,384,328 km (0.028 R)
• M42: 70,052,345 km (0.082 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 17,591 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit