🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.48 AU - 0.8 AU

Year: 180 Days

Day: 25 Hours

Environment

Temp: 225 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,198,768 km

• M1: 36,502 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.7 AU - 0.72 AU

Year: 210 Days

Day: 29.9 Hours

Environment

Temp: 171 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.57 AU - 0.91 AU

Year: 224 Days

Day: 16.2 Hours

Environment

Temp: 136 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.94 AU - 0.98 AU

Year: 331 Days

Day: 21.1 Hours

Environment

Temp: 116 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,198,768 km

• M1: 113,545 km (0.055 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.83 AU - 2.27 AU

Year: 1032 Days

Day: 24.9 Hours

Environment

Temp: -52 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.8

Radius: 9.1

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 9.44 AU - 11.74 AU

Year: 12112 Days

Day: 5.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 107,198,768 km

• M1: 113,844 km (0.111 R)
• M2: 432,936 km (0.05 R)
• M3: 798,853 km (0.087 R)
• M4: 1,136,645 km (0.114 R)
• M5: 1,669,662 km (0.047 R)
• M6: 2,552,140 km (0.079 R)
• M7: 2,878,712 km (0.028 R)
• M8: 3,326,458 km (0.104 R)
• M9: 3,924,401 km (0.108 R)
• M10: 5,631,911 km (0.108 R)
• M11: 7,132,976 km (0.065 R)
• M12: 10,033,230 km (0.067 R)
• M13: 14,261,464 km (0.042 R)
• M14: 15,296,233 km (0.111 R)
• M15: 17,879,938 km (0.069 R)
• M16: 23,274,886 km (0.071 R)
• M17: 26,102,435 km (0.099 R)
• M18: 28,043,617 km (0.065 R)
• M19: 31,026,299 km (0.083 R)
• M20: 35,015,326 km (0.116 R)
• M21: 41,879,475 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.3

Radius: 11.9

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 9.5 AU - 14.9 AU

Year: 14977 Days

Day: 7.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 107,198,768 km

• M1: 150,944 km (0.119 R)
• M2: 762,800 km (0.067 R)
• M3: 1,193,043 km (0.089 R)
• M4: 1,838,558 km (0.059 R)
• M5: 2,262,518 km (0.108 R)
• M6: 2,844,155 km (0.118 R)
• M7: 4,371,549 km (0.102 R)
• M8: 5,682,475 km (0.084 R)
• M9: 6,347,587 km (0.032 R)
• M10: 6,933,712 km (0.048 R)
• M11: 9,755,128 km (0.116 R)
• M12: 12,479,903 km (0.052 R)
• M13: 15,085,300 km (0.095 R)
• M14: 15,676,810 km (0.061 R)
• M15: 16,054,245 km (0.092 R)
• M16: 16,592,947 km (0.068 R)
• M17: 18,532,184 km (0.088 R)
• M18: 20,082,467 km (0.105 R)
• M19: 23,049,591 km (0.091 R)
• M20: 33,936,576 km (0.071 R)
• M21: 45,333,989 km (0.032 R)
• M22: 46,101,576 km (0.045 R)
• M23: 50,890,353 km (0.114 R)
• M24: 55,300,349 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.2

Radius: 5.9

Gravity: 24.48 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 16.53 AU - 22.23 AU

Year: 29985 Days

Day: 16.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 107,198,768 km

• M1: 73,453 km (0.084 R)
• M2: 314,156 km (0.109 R)
• M3: 563,386 km (0.115 R)
• M4: 762,650 km (0.026 R)
• M5: 969,544 km (0.065 R)
• M6: 1,727,257 km (0.046 R)
• M7: 3,649,889 km (0.1 R)
• M8: 4,100,777 km (0.116 R)
• M9: 5,632,659 km (0.069 R)
• M10: 6,625,540 km (0.082 R)
• M11: 8,124,062 km (0.112 R)
• M12: 10,432,656 km (0.081 R)
• M13: 14,034,375 km (0.078 R)
• M14: 16,477,457 km (0.099 R)
• M15: 16,754,962 km (0.033 R)
• M16: 16,941,809 km (0.087 R)
• M17: 24,150,482 km (0.06 R)
• M18: 25,358,036 km (0.077 R)
• M19: 32,005,118 km (0.106 R)
• M20: 33,608,658 km (0.111 R)
• M21: 37,770,321 km (0.058 R)
• M22: 38,739,715 km (0.109 R)
• M23: 39,891,319 km (0.095 R)
• M24: 41,235,307 km (0.118 R)
• M25: 47,657,992 km (0.057 R)
• M26: 52,290,889 km (0.078 R)
• M27: 53,494,403 km (0.08 R)
• M28: 54,716,169 km (0.089 R)
• M29: 56,583,599 km (0.114 R)
• M30: 57,851,741 km (0.119 R)
• M31: 58,278,693 km (0.043 R)
• M32: 59,789,482 km (0.033 R)
• M33: 60,664,480 km (0.114 R)
• M34: 64,707,661 km (0.086 R)
• M35: 67,029,570 km (0.093 R)
• M36: 73,825,502 km (0.105 R)
• M37: 81,869,230 km (0.094 R)
• M38: 102,762,218 km (0.111 R)
• M39: 106,877,656 km (0.115 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 12,140 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit