🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.39 AU - 0.61 AU

Year: 130 Days

Day: 41.8 Hours

Environment

Temp: 240 °C

Axial Tilt: 142.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,094,892 km

• M1: 24,983 km (0.099 R)

Asteroid Belt

Center: 2.63 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.4

Radius: 9.6

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.21 AU - 5.29 AU

Year: 3820 Days

Day: 12.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 104,094,892 km

• M1: 120,725 km (0.077 R)
• M2: 568,472 km (0.083 R)
• M3: 914,641 km (0.094 R)
• M4: 1,541,905 km (0.083 R)
• M5: 1,904,231 km (0.102 R)
• M6: 3,109,093 km (0.11 R)
• M7: 3,527,368 km (0.039 R)
• M8: 4,413,287 km (0.081 R)
• M9: 4,920,124 km (0.041 R)
• M10: 5,247,445 km (0.061 R)
• M11: 5,842,395 km (0.089 R)
• M12: 6,209,808 km (0.097 R)
• M13: 7,345,405 km (0.104 R)
• M14: 8,090,253 km (0.089 R)
• M15: 9,230,637 km (0.093 R)
• M16: 12,246,381 km (0.091 R)
• M17: 12,718,811 km (0.116 R)
• M18: 13,837,803 km (0.089 R)
• M19: 16,528,620 km (0.115 R)
• M20: 17,750,835 km (0.071 R)
• M21: 18,523,807 km (0.114 R)
• M22: 18,975,443 km (0.082 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 691.6

Radius: 6

Gravity: 19.21 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 14.51 AU - 16.33 AU

Year: 22341 Days

Day: 18.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 104,094,892 km

• M1: 75,547 km (0.114 R)
• M2: 276,606 km (0.094 R)
• M3: 537,655 km (0.089 R)
• M4: 792,420 km (0.086 R)
• M5: 1,373,009 km (0.075 R)
• M6: 1,745,209 km (0.113 R)
• M7: 2,182,483 km (0.053 R)
• M8: 2,690,069 km (0.056 R)
• M9: 2,971,911 km (0.109 R)
• M10: 3,446,137 km (0.031 R)
• M11: 3,937,266 km (0.092 R)
• M12: 5,368,768 km (0.067 R)
• M13: 5,774,777 km (0.067 R)
• M14: 7,358,570 km (0.066 R)
• M15: 9,441,421 km (0.109 R)
• M16: 10,093,219 km (0.089 R)
• M17: 10,774,637 km (0.119 R)
• M18: 11,159,104 km (0.083 R)
• M19: 11,552,546 km (0.112 R)
• M20: 11,955,263 km (0.077 R)
• M21: 15,440,295 km (0.116 R)
• M22: 18,166,118 km (0.098 R)
• M23: 22,622,340 km (0.07 R)
• M24: 37,557,742 km (0.111 R)
• M25: 43,224,958 km (0.105 R)
• M26: 46,513,269 km (0.102 R)
• M27: 47,190,349 km (0.104 R)
• M28: 61,945,636 km (0.098 R)
• M29: 63,384,468 km (0.054 R)
• M30: 70,913,879 km (0.089 R)
• M31: 73,397,951 km (0.099 R)
• M32: 79,981,454 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.7

Radius: 3.1

Gravity: 31.91 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 16.8 AU - 18.8 AU

Year: 27708 Days

Day: 24.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 104,094,892 km

• M1: 38,746 km (0.043 R)
• M2: 169,794 km (0.113 R)
• M3: 329,115 km (0.11 R)
• M4: 616,942 km (0.119 R)
• M5: 2,474,947 km (0.117 R)
• M6: 4,460,709 km (0.104 R)
• M7: 7,076,129 km (0.1 R)
• M8: 8,596,941 km (0.079 R)
• M9: 11,614,180 km (0.119 R)
• M10: 14,812,433 km (0.075 R)
• M11: 15,422,643 km (0.088 R)
• M12: 16,288,815 km (0.114 R)
• M13: 16,611,647 km (0.084 R)
• M14: 17,021,096 km (0.082 R)
• M15: 18,814,775 km (0.119 R)
• M16: 22,373,708 km (0.065 R)
• M17: 22,472,891 km (0.119 R)
• M18: 29,099,927 km (0.069 R)
• M19: 31,777,280 km (0.086 R)
• M20: 39,903,287 km (0.045 R)
• M21: 40,195,751 km (0.076 R)
• M22: 43,507,100 km (0.078 R)
• M23: 46,347,964 km (0.075 R)
• M24: 53,629,789 km (0.09 R)
• M25: 55,789,983 km (0.08 R)
• M26: 62,617,181 km (0.084 R)
• M27: 70,192,667 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.3

Radius: 4.6

Gravity: 40.47 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 17.84 AU - 18.54 AU

Year: 28624 Days

Day: 22.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 104,094,892 km

• M1: 64,925 km (0.094 R)
• M2: 737,518 km (0.115 R)
• M3: 1,373,159 km (0.052 R)
• M4: 1,587,233 km (0.112 R)
• M5: 3,466,332 km (0.026 R)
• M6: 4,404,161 km (0.093 R)
• M7: 4,751,228 km (0.112 R)
• M8: 5,074,809 km (0.111 R)
• M9: 6,866,542 km (0.079 R)
• M10: 7,987,479 km (0.117 R)
• M11: 9,474,632 km (0.106 R)
• M12: 9,921,929 km (0.092 R)
• M13: 11,562,868 km (0.113 R)
• M14: 12,073,745 km (0.114 R)
• M15: 12,222,296 km (0.119 R)
• M16: 16,078,031 km (0.086 R)
• M17: 17,366,518 km (0.119 R)
• M18: 17,651,202 km (0.082 R)
• M19: 25,093,098 km (0.098 R)
• M20: 27,974,203 km (0.118 R)
• M21: 28,234,803 km (0.064 R)
• M22: 29,696,524 km (0.086 R)
• M23: 31,068,486 km (0.051 R)
• M24: 31,770,100 km (0.078 R)
• M25: 32,914,524 km (0.082 R)
• M26: 33,350,601 km (0.106 R)
• M27: 47,553,872 km (0.093 R)
• M28: 50,963,207 km (0.12 R)
• M29: 58,476,012 km (0.107 R)
• M30: 60,408,817 km (0.099 R)
• M31: 66,925,899 km (0.12 R)
• M32: 68,566,389 km (0.036 R)
• M33: 81,865,191 km (0.057 R)
• M34: 82,398,208 km (0.09 R)
• M35: 85,370,867 km (0.094 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 19,447 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit