🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.5 AU - 0.52 AU

Year: 105 Days

Day: 36.8 Hours

Environment

Temp: 378 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.64 AU - 0.84 AU

Year: 183 Days

Day: 13.9 Hours

Environment

Temp: 275 °C

Axial Tilt: 14.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.88 AU - 1.28 AU

Year: 322 Days

Day: 13.9 Hours

Environment

Temp: 191 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.18 AU - 3.3 AU

Year: 1302 Days

Day: 25.8 Hours

Environment

Temp: -2 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.8 AU - 4.82 AU

Year: 3027 Days

Day: 17.3 Hours

Environment

Temp: -75 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.26 AU - 6.16 AU

Year: 3413 Days

Day: 46.4 Hours

Environment

Temp: -74 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 12.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 19.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.1

Radius: 5.6

Gravity: 27.84 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 19.44 AU - 20.52 AU

Year: 25629 Days

Day: 18.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 129,431,591 km

• M1: 71,807 km (0.058 R)
• M2: 273,615 km (0.108 R)
• M3: 1,284,148 km (0.041 R)
• M4: 1,553,125 km (0.118 R)
• M5: 2,227,662 km (0.119 R)
• M6: 3,023,523 km (0.077 R)
• M7: 4,532,217 km (0.088 R)
• M8: 7,430,975 km (0.102 R)
• M9: 9,170,798 km (0.1 R)
• M10: 12,895,486 km (0.11 R)
• M11: 13,277,110 km (0.101 R)
• M12: 14,962,929 km (0.077 R)
• M13: 16,606,710 km (0.105 R)
• M14: 18,081,446 km (0.07 R)
• M15: 18,559,561 km (0.102 R)
• M16: 29,848,665 km (0.12 R)
• M17: 32,579,125 km (0.08 R)
• M18: 43,783,258 km (0.075 R)
• M19: 59,168,800 km (0.087 R)
• M20: 60,221,670 km (0.115 R)
• M21: 68,173,246 km (0.106 R)
• M22: 72,159,879 km (0.109 R)
• M23: 78,806,662 km (0.028 R)
• M24: 80,080,638 km (0.106 R)
• M25: 80,851,665 km (0.093 R)
• M26: 83,194,218 km (0.077 R)
• M27: 89,938,240 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 25.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.7

Radius: 3.8

Gravity: 68.4 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 19.38 AU - 31.62 AU

Year: 36952 Days

Day: 24.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 129,431,591 km

• M1: 50,714 km (0.088 R)
• M2: 184,604 km (0.1 R)
• M3: 728,841 km (0.111 R)
• M4: 962,961 km (0.084 R)
• M5: 1,858,305 km (0.055 R)
• M6: 2,537,778 km (0.112 R)
• M7: 4,286,877 km (0.097 R)
• M8: 4,824,980 km (0.07 R)
• M9: 5,884,881 km (0.071 R)
• M10: 7,090,939 km (0.085 R)
• M11: 7,373,380 km (0.103 R)
• M12: 7,900,712 km (0.094 R)
• M13: 9,701,721 km (0.112 R)
• M14: 12,889,053 km (0.049 R)
• M15: 13,826,284 km (0.115 R)
• M16: 14,716,840 km (0.045 R)
• M17: 15,835,234 km (0.07 R)
• M18: 17,617,244 km (0.053 R)
• M19: 18,876,708 km (0.107 R)
• M20: 20,991,872 km (0.086 R)
• M21: 23,259,627 km (0.065 R)
• M22: 24,772,959 km (0.111 R)
• M23: 25,685,506 km (0.107 R)
• M24: 35,415,650 km (0.106 R)
• M25: 35,743,718 km (0.104 R)
• M26: 42,551,170 km (0.101 R)
• M27: 51,841,796 km (0.079 R)
• M28: 53,331,641 km (0.109 R)
• M29: 63,355,446 km (0.099 R)
• M30: 67,793,716 km (0.084 R)
• M31: 71,646,908 km (0.099 R)
• M32: 75,643,565 km (0.074 R)
• M33: 78,111,481 km (0.113 R)
• M34: 78,667,087 km (0.104 R)
• M35: 91,259,189 km (0.093 R)
• M36: 94,683,185 km (0.098 R)
• M37: 95,631,636 km (0.102 R)
• M38: 96,267,427 km (0.07 R)
• M39: 100,797,250 km (0.077 R)
• M40: 101,126,216 km (0.097 R)
• M41: 104,791,364 km (0.118 R)
• M42: 113,093,297 km (0.105 R)
• M43: 119,968,367 km (0.081 R)
• M44: 129,431,629 km (0.048 R)

Kuiper Belt

Range: 38.3 - 64.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 15,018 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit