🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.66 AU - 0.9 AU

Year: 247 Days

Day: 18.7 Hours

Environment

Temp: 179 °C

Axial Tilt: 23.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,339,979 km

• M1: 264,938 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.82 AU - 0.9 AU

Year: 286 Days

Day: 31.6 Hours

Environment

Temp: 160 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.91 AU - 1.19 AU

Year: 385 Days

Day: 42.4 Hours

Environment

Temp: 21 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.01 AU - 1.21 AU

Year: 419 Days

Day: 28.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 40 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,339,979 km

• M1: 242,648 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.86 AU - 3.06 AU

Year: 1382 Days

Day: 14.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,339,979 km

• M1: 769,083 km (0.1 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.35 AU - 3.47 AU

Year: 1778 Days

Day: 18.3 Hours

Environment

Temp: -101 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,339,979 km

• M1: 42,187 km (0.063 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.82 AU - 3.28 AU

Year: 1908 Days

Day: 15.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.4

Radius: 11.8

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 7.93 AU - 7.97 AU

Year: 8028 Days

Day: 14.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,339,979 km

• M1: 147,204 km (0.107 R)
• M2: 825,631 km (0.102 R)
• M3: 3,260,635 km (0.084 R)
• M4: 4,055,299 km (0.072 R)
• M5: 4,635,440 km (0.114 R)
• M6: 5,062,093 km (0.052 R)
• M7: 6,537,726 km (0.109 R)
• M8: 7,375,175 km (0.092 R)
• M9: 8,079,183 km (0.104 R)
• M10: 9,758,568 km (0.103 R)
• M11: 14,087,781 km (0.116 R)
• M12: 16,571,854 km (0.063 R)
• M13: 22,071,969 km (0.104 R)
• M14: 25,144,560 km (0.114 R)
• M15: 27,283,660 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.9

Radius: 7.8

Gravity: 11.49 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 14.15 AU - 14.97 AU

Year: 19898 Days

Day: 16.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,339,979 km

• M1: 97,089 km (0.043 R)
• M2: 364,720 km (0.029 R)
• M3: 725,400 km (0.083 R)
• M4: 1,061,397 km (0.068 R)
• M5: 1,564,644 km (0.073 R)
• M6: 2,762,923 km (0.117 R)
• M7: 3,337,977 km (0.037 R)
• M8: 3,595,286 km (0.073 R)
• M9: 4,347,015 km (0.052 R)
• M10: 4,903,669 km (0.031 R)
• M11: 5,625,478 km (0.114 R)
• M12: 5,991,245 km (0.045 R)
• M13: 8,063,475 km (0.081 R)
• M14: 9,400,431 km (0.092 R)
• M15: 11,837,680 km (0.119 R)
• M16: 12,439,063 km (0.071 R)
• M17: 13,702,866 km (0.12 R)
• M18: 14,365,884 km (0.111 R)
• M19: 17,487,991 km (0.084 R)
• M20: 19,618,863 km (0.081 R)
• M21: 19,990,165 km (0.098 R)
• M22: 20,651,088 km (0.095 R)
• M23: 21,620,483 km (0.102 R)
• M24: 23,130,972 km (0.083 R)
• M25: 26,926,570 km (0.107 R)
• M26: 27,965,826 km (0.101 R)
• M27: 32,520,034 km (0.087 R)
• M28: 32,909,587 km (0.062 R)
• M29: 34,768,939 km (0.102 R)
• M30: 36,139,255 km (0.047 R)
• M31: 37,830,758 km (0.028 R)
• M32: 44,484,423 km (0.105 R)
• M33: 47,750,892 km (0.096 R)
• M34: 48,086,141 km (0.055 R)
• M35: 48,591,782 km (0.103 R)
• M36: 49,101,013 km (0.084 R)
• M37: 59,080,089 km (0.099 R)
• M38: 67,974,430 km (0.094 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 20,393 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit