🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.59 AU - 0.93 AU

Year: 254 Days

Day: 39.9 Hours

Environment

Temp: 147 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.88 AU - 0.88 AU

Year: 316 Days

Day: 15.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 87,519,578 km

• M1: 299,046 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.23 AU - 1.29 AU

Year: 542 Days

Day: 18 Hours

Environment

Temp: -31 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.37 AU - 2.19 AU

Year: 909 Days

Day: 32.5 Hours

Environment

Temp: -70 °C

Axial Tilt: 103.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,519,578 km

• M1: 35,305 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.58 AU - 3.2 AU

Year: 1881 Days

Day: 24.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.1

Radius: 11.6

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.41 AU - 5.75 AU

Year: 5047 Days

Day: 7.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,519,578 km

• M1: 144,212 km (0.103 R)
• M2: 534,064 km (0.052 R)
• M3: 960,269 km (0.073 R)
• M4: 1,470,996 km (0.077 R)
• M5: 2,073,726 km (0.104 R)
• M6: 2,979,690 km (0.094 R)
• M7: 5,995,135 km (0.09 R)
• M8: 9,529,684 km (0.101 R)
• M9: 11,205,030 km (0.106 R)
• M10: 11,851,891 km (0.09 R)
• M11: 13,942,671 km (0.107 R)
• M12: 14,367,230 km (0.096 R)
• M13: 15,636,119 km (0.113 R)
• M14: 18,206,659 km (0.064 R)
• M15: 18,714,245 km (0.097 R)
• M16: 20,702,251 km (0.066 R)
• M17: 21,325,176 km (0.104 R)
• M18: 23,047,497 km (0.088 R)
• M19: 23,566,901 km (0.075 R)
• M20: 24,629,045 km (0.113 R)
• M21: 27,176,548 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.8

Radius: 10.7

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 10.48 AU - 11.72 AU

Year: 14160 Days

Day: 11.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,519,578 km

• M1: 133,890 km (0.105 R)
• M2: 651,948 km (0.027 R)
• M3: 1,565,392 km (0.094 R)
• M4: 5,444,914 km (0.029 R)
• M5: 7,373,081 km (0.108 R)
• M6: 8,017,847 km (0.112 R)
• M7: 9,175,585 km (0.074 R)
• M8: 10,654,510 km (0.104 R)
• M9: 11,310,646 km (0.077 R)
• M10: 14,404,629 km (0.081 R)
• M11: 18,252,287 km (0.112 R)
• M12: 19,836,229 km (0.109 R)
• M13: 22,117,297 km (0.116 R)
• M14: 23,185,127 km (0.038 R)
• M15: 30,217,723 km (0.065 R)
• M16: 44,140,348 km (0.117 R)
• M17: 48,447,270 km (0.052 R)
• M18: 51,008,087 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.5

Radius: 4.6

Gravity: 22.14 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 9.96 AU - 14.1 AU

Year: 15976 Days

Day: 21.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,519,578 km

• M1: 58,343 km (0.039 R)
• M2: 340,485 km (0.113 R)
• M3: 786,586 km (0.1 R)
• M4: 1,082,341 km (0.116 R)
• M5: 1,350,270 km (0.099 R)
• M6: 1,629,570 km (0.105 R)
• M7: 1,928,915 km (0.061 R)
• M8: 2,091,827 km (0.07 R)
• M9: 2,508,158 km (0.099 R)
• M10: 4,031,064 km (0.081 R)
• M11: 8,305,375 km (0.083 R)
• M12: 8,641,072 km (0.081 R)
• M13: 11,659,658 km (0.08 R)
• M14: 12,449,086 km (0.119 R)
• M15: 16,936,723 km (0.05 R)
• M16: 17,089,612 km (0.092 R)
• M17: 21,488,089 km (0.071 R)
• M18: 21,757,514 km (0.038 R)
• M19: 28,054,837 km (0.067 R)
• M20: 43,937,194 km (0.08 R)
• M21: 47,793,827 km (0.113 R)
• M22: 49,335,134 km (0.102 R)
• M23: 49,960,902 km (0.081 R)
• M24: 50,909,502 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.1

Radius: 6

Gravity: 20.03 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 14.58 AU - 17.02 AU

Year: 24047 Days

Day: 18.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,519,578 km

• M1: 75,098 km (0.12 R)
• M2: 646,412 km (0.051 R)
• M3: 2,207,317 km (0.109 R)
• M4: 3,160,405 km (0.077 R)
• M5: 5,629,218 km (0.05 R)
• M6: 6,646,185 km (0.112 R)
• M7: 8,311,658 km (0.081 R)
• M8: 9,269,832 km (0.04 R)
• M9: 10,425,476 km (0.112 R)
• M10: 12,158,567 km (0.109 R)
• M11: 15,762,828 km (0.115 R)
• M12: 19,057,273 km (0.086 R)
• M13: 25,674,585 km (0.065 R)
• M14: 36,232,604 km (0.107 R)
• M15: 40,621,507 km (0.098 R)
• M16: 58,857,038 km (0.065 R)
• M17: 62,346,109 km (0.075 R)
• M18: 65,105,442 km (0.059 R)
• M19: 69,059,015 km (0.068 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 11,084 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit