🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.68 AU - 0.72 AU

Year: 216 Days

Day: 27.9 Hours

Environment

Temp: 145 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.32 AU - 1.5 AU

Year: 618 Days

Day: 37.9 Hours

Environment

Temp: -33 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,840,862 km

• M1: 793,168 km (0.069 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.53 AU - 2.13 AU

Year: 913 Days

Day: 15.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,840,862 km

• M1: 205,996 km (0.05 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.59 AU - 2.39 AU

Year: 1036 Days

Day: 43 Hours

Environment

Temp: -79 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.81 AU - 4.31 AU

Year: 3018 Days

Day: 29.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 49.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 99,840,862 km

• M1: 361,877 km (0.074 R)
• M2: 1,338,751 km (0.069 R)

Asteroid Belt

Center: 4.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.8

Radius: 13.1

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.07 AU - 6.77 AU

Year: 4656 Days

Day: 10.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 99,840,862 km

• M1: 163,062 km (0.102 R)
• M2: 708,196 km (0.051 R)
• M3: 1,877,304 km (0.076 R)
• M4: 2,449,366 km (0.061 R)
• M5: 2,989,414 km (0.09 R)
• M6: 3,670,533 km (0.093 R)
• M7: 4,721,309 km (0.047 R)
• M8: 5,317,456 km (0.082 R)
• M9: 6,504,964 km (0.104 R)
• M10: 8,183,901 km (0.028 R)
• M11: 8,815,803 km (0.079 R)
• M12: 9,440,224 km (0.086 R)
• M13: 11,583,363 km (0.115 R)
• M14: 12,429,040 km (0.092 R)
• M15: 13,877,596 km (0.084 R)
• M16: 15,942,346 km (0.037 R)
• M17: 17,589,718 km (0.055 R)
• M18: 20,673,528 km (0.088 R)
• M19: 21,428,100 km (0.089 R)
• M20: 23,284,460 km (0.098 R)
• M21: 25,091,303 km (0.103 R)
• M22: 26,586,534 km (0.083 R)
• M23: 27,397,055 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.4

Radius: 14.8

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.53 AU - 7.11 AU

Year: 5180 Days

Day: 14.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 99,840,862 km

• M1: 184,155 km (0.108 R)
• M2: 689,646 km (0.087 R)
• M3: 1,309,430 km (0.052 R)
• M4: 1,845,888 km (0.089 R)
• M5: 3,600,821 km (0.109 R)
• M6: 4,930,147 km (0.058 R)
• M7: 6,320,959 km (0.066 R)
• M8: 7,273,299 km (0.099 R)
• M9: 8,764,939 km (0.108 R)
• M10: 9,704,563 km (0.111 R)
• M11: 11,418,805 km (0.066 R)
• M12: 13,227,145 km (0.117 R)
• M13: 14,623,491 km (0.079 R)
• M14: 15,496,095 km (0.115 R)
• M15: 18,261,412 km (0.097 R)
• M16: 20,123,457 km (0.088 R)
• M17: 20,591,399 km (0.042 R)
• M18: 23,479,236 km (0.108 R)
• M19: 25,522,294 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.3

Radius: 4.9

Gravity: 27.88 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 18.07 AU - 19.81 AU

Year: 30412 Days

Day: 18.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 99,840,862 km

• M1: 64,925 km (0.067 R)
• M2: 242,049 km (0.089 R)
• M3: 551,119 km (0.098 R)
• M4: 1,094,608 km (0.073 R)
• M5: 1,355,806 km (0.096 R)
• M6: 1,638,845 km (0.034 R)
• M7: 2,204,773 km (0.106 R)
• M8: 2,469,412 km (0.069 R)
• M9: 2,782,072 km (0.065 R)
• M10: 4,375,738 km (0.104 R)
• M11: 7,994,211 km (0.043 R)
• M12: 9,032,719 km (0.052 R)
• M13: 12,987,788 km (0.104 R)
• M14: 14,090,773 km (0.079 R)
• M15: 14,417,046 km (0.074 R)
• M16: 14,582,052 km (0.103 R)
• M17: 18,153,253 km (0.098 R)
• M18: 23,726,372 km (0.071 R)
• M19: 24,072,093 km (0.064 R)
• M20: 26,711,149 km (0.088 R)
• M21: 27,085,293 km (0.096 R)
• M22: 30,340,543 km (0.108 R)
• M23: 32,839,575 km (0.041 R)
• M24: 34,138,982 km (0.118 R)
• M25: 35,173,003 km (0.041 R)
• M26: 40,494,199 km (0.071 R)
• M27: 40,822,865 km (0.108 R)
• M28: 40,987,872 km (0.085 R)
• M29: 45,613,737 km (0.084 R)
• M30: 48,328,191 km (0.09 R)
• M31: 49,630,889 km (0.12 R)
• M32: 55,682,422 km (0.071 R)
• M33: 59,200,964 km (0.064 R)
• M34: 60,263,258 km (0.11 R)
• M35: 63,084,824 km (0.065 R)
• M36: 68,522,856 km (0.116 R)
• M37: 72,800,457 km (0.074 R)
• M38: 83,999,055 km (0.099 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 14,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit