🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.4 AU - 0.64 AU

Year: 136 Days

Day: 25.2 Hours

Environment

Temp: 228 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,264,064 km

• M1: 53,556 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.68 AU - 0.86 AU

Year: 246 Days

Day: 12.7 Hours

Environment

Temp: 168 °C

Axial Tilt: 55.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.64 AU - 1.06 AU

Year: 285 Days

Day: 21.5 Hours

Environment

Temp: 147 °C

Axial Tilt: 65 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,264,064 km

• M1: 40,391 km (0.061 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.77 AU - 1.29 AU

Year: 380 Days

Day: 33.3 Hours

Environment

Temp: 24 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.92 AU - 1.34 AU

Year: 437 Days

Day: 45.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 50 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 84,264,064 km

• M1: 115,938 km (0.085 R)
• M2: 293,511 km (0.062 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.97 AU - 1.59 AU

Year: 526 Days

Day: 25.3 Hours

Environment

Temp: 14 °C

Axial Tilt: 43.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 7 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.71 AU - 4.21 AU

Year: 2864 Days

Day: 25 Hours

Environment

Temp: -123 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,264,064 km

• M1: 71,358 km (0.116 R)
• M2: 279,000 km (0.119 R)

Asteroid Belt

Center: 8.36 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.6

Radius: 4.8

Gravity: 41.3 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 11.13 AU - 14.39 AU

Year: 16566 Days

Day: 18.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 84,264,064 km

• M1: 59,690 km (0.097 R)
• M2: 227,838 km (0.093 R)
• M3: 447,148 km (0.102 R)
• M4: 685,607 km (0.059 R)
• M5: 1,271,283 km (0.12 R)
• M6: 1,941,631 km (0.107 R)
• M7: 2,675,857 km (0.074 R)
• M8: 2,872,578 km (0.115 R)
• M9: 4,329,362 km (0.065 R)
• M10: 4,741,205 km (0.066 R)
• M11: 4,956,626 km (0.119 R)
• M12: 5,216,328 km (0.079 R)
• M13: 5,966,861 km (0.117 R)
• M14: 8,128,999 km (0.111 R)
• M15: 8,437,918 km (0.115 R)
• M16: 10,458,986 km (0.09 R)
• M17: 12,104,712 km (0.057 R)
• M18: 17,293,963 km (0.087 R)
• M19: 19,036,479 km (0.094 R)
• M20: 19,857,472 km (0.076 R)
• M21: 20,323,619 km (0.069 R)
• M22: 26,612,564 km (0.117 R)
• M23: 32,644,799 km (0.037 R)
• M24: 33,163,454 km (0.05 R)
• M25: 34,886,822 km (0.101 R)
• M26: 40,861,462 km (0.112 R)
• M27: 41,766,978 km (0.104 R)
• M28: 42,685,808 km (0.081 R)
• M29: 44,405,286 km (0.048 R)
• M30: 45,523,081 km (0.095 R)
• M31: 48,651,771 km (0.086 R)
• M32: 49,158,608 km (0.092 R)
• M33: 50,873,149 km (0.106 R)
• M34: 52,804,757 km (0.114 R)
• M35: 55,885,426 km (0.091 R)
• M36: 56,813,681 km (0.061 R)
• M37: 57,941,200 km (0.044 R)
• M38: 59,275,464 km (0.108 R)
• M39: 60,825,148 km (0.095 R)
• M40: 64,410,410 km (0.08 R)
• M41: 69,193,204 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.9

Radius: 5.2

Gravity: 26.07 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 14.03 AU - 17.71 AU

Year: 22977 Days

Day: 18.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 84,264,064 km

• M1: 64,626 km (0.106 R)
• M2: 348,862 km (0.09 R)
• M3: 728,242 km (0.105 R)
• M4: 1,287,888 km (0.089 R)
• M5: 1,873,713 km (0.092 R)
• M6: 2,139,549 km (0.074 R)
• M7: 4,576,348 km (0.075 R)
• M8: 8,206,939 km (0.089 R)
• M9: 8,585,272 km (0.059 R)
• M10: 8,750,877 km (0.081 R)
• M11: 11,365,698 km (0.092 R)
• M12: 11,767,668 km (0.114 R)
• M13: 13,396,789 km (0.092 R)
• M14: 15,494,300 km (0.069 R)
• M15: 15,657,811 km (0.109 R)
• M16: 19,082,555 km (0.11 R)
• M17: 21,623,774 km (0.111 R)
• M18: 23,081,306 km (0.076 R)
• M19: 28,208,773 km (0.1 R)
• M20: 33,497,357 km (0.108 R)
• M21: 51,591,369 km (0.038 R)
• M22: 52,323,052 km (0.059 R)
• M23: 57,248,861 km (0.034 R)
• M24: 64,990,401 km (0.047 R)
• M25: 68,448,506 km (0.062 R)
• M26: 74,791,904 km (0.108 R)
• M27: 75,025,427 km (0.092 R)
• M28: 78,586,903 km (0.104 R)
• M29: 80,777,016 km (0.081 R)
• M30: 82,508,162 km (0.066 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 11,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit