🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.5 AU - 0.66 AU

Year: 193 Days

Day: 47.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 10 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.61 AU - 0.71 AU

Year: 234 Days

Day: 12.7 Hours

Environment

Temp: -4 °C

Axial Tilt: 57.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 33,606,857 km

• M1: 57,894 km (0.055 R)
• M2: 419,622 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.71 AU - 1.13 AU

Year: 385 Days

Day: 38.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.16 AU - 1.22 AU

Year: 567 Days

Day: 27.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,606,857 km

• M1: 93,947 km (0.052 R)
• M2: 337,493 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.24 AU - 2.32 AU

Year: 1503 Days

Day: 25.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.25 AU - 2.79 AU

Year: 1746 Days

Day: 31.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.4

Radius: 9

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.24 AU - 4.42 AU

Year: 3933 Days

Day: 8 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,606,857 km

• M1: 112,049 km (0.032 R)
• M2: 426,354 km (0.071 R)
• M3: 1,262,606 km (0.104 R)
• M4: 1,661,284 km (0.104 R)
• M5: 2,388,031 km (0.076 R)
• M6: 4,957,823 km (0.095 R)
• M7: 7,384,749 km (0.08 R)
• M8: 7,768,019 km (0.094 R)
• M9: 9,084,032 km (0.066 R)
• M10: 9,856,106 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.7

Radius: 7.7

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 9.52 AU - 12.72 AU

Year: 16188 Days

Day: 15.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 33,606,857 km

• M1: 96,640 km (0.056 R)
• M2: 368,609 km (0.116 R)
• M3: 1,079,648 km (0.083 R)
• M4: 3,482,190 km (0.054 R)
• M5: 4,282,837 km (0.071 R)
• M6: 5,061,943 km (0.112 R)
• M7: 5,413,199 km (0.112 R)
• M8: 9,450,845 km (0.101 R)
• M9: 9,984,311 km (0.116 R)
• M10: 10,258,524 km (0.1 R)
• M11: 11,228,517 km (0.118 R)
• M12: 11,525,020 km (0.033 R)
• M13: 12,636,383 km (0.072 R)
• M14: 17,089,462 km (0.062 R)
• M15: 19,622,304 km (0.109 R)
• M16: 25,725,149 km (0.115 R)
• M17: 29,036,348 km (0.052 R)
• M18: 29,708,492 km (0.031 R)
• M19: 30,162,371 km (0.025 R)
• M20: 30,736,079 km (0.116 R)
• M21: 33,837,692 km (0.119 R)
• M22: 41,778,945 km (0.102 R)
• M23: 42,063,181 km (0.102 R)
• M24: 42,779,306 km (0.038 R)
• M25: 44,679,349 km (0.054 R)
• M26: 51,527,191 km (0.081 R)
• M27: 57,977,253 km (0.098 R)
• M28: 59,042,540 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.6

Radius: 4.3

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 11.78 AU - 15 AU

Year: 21390 Days

Day: 15.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,606,857 km

• M1: 59,989 km (0.107 R)
• M2: 206,894 km (0.103 R)
• M3: 721,211 km (0.116 R)
• M4: 897,438 km (0.11 R)
• M5: 1,467,555 km (0.073 R)
• M6: 1,685,070 km (0.101 R)
• M7: 2,074,623 km (0.114 R)
• M8: 2,315,625 km (0.056 R)
• M9: 2,539,424 km (0.117 R)
• M10: 3,050,301 km (0.098 R)
• M11: 3,214,110 km (0.049 R)
• M12: 3,649,440 km (0.066 R)
• M13: 8,127,802 km (0.103 R)
• M14: 10,510,896 km (0.089 R)
• M15: 12,164,401 km (0.076 R)
• M16: 12,629,501 km (0.109 R)
• M17: 15,312,090 km (0.114 R)
• M18: 18,217,430 km (0.096 R)
• M19: 19,940,648 km (0.116 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: 182 - 13,450 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit