🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.61 AU - 0.71 AU

Year: 200 Days

Day: 27.9 Hours

Environment

Temp: 164 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,483,730 km

• M1: 242,199 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.61 AU - 0.89 AU

Year: 242 Days

Day: 13.8 Hours

Environment

Temp: 145 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.75 AU - 0.79 AU

Year: 252 Days

Day: 45.3 Hours

Environment

Temp: 96 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.99 AU - 0.99 AU

Year: 367 Days

Day: 37.9 Hours

Environment

Temp: 20 °C

Axial Tilt: 48.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.11 AU - 1.13 AU

Year: 442 Days

Day: 31.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 42.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.28 AU - 1.62 AU

Year: 651 Days

Day: 15.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.3

Radius: 14.3

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.05 AU - 5.37 AU

Year: 4433 Days

Day: 14.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,483,730 km

• M1: 177,872 km (0.086 R)
• M2: 715,676 km (0.081 R)
• M3: 1,235,379 km (0.079 R)
• M4: 1,824,496 km (0.067 R)
• M5: 2,386,834 km (0.108 R)
• M6: 3,064,662 km (0.104 R)
• M7: 3,607,104 km (0.112 R)
• M8: 4,261,295 km (0.067 R)
• M9: 6,421,489 km (0.116 R)
• M10: 7,351,539 km (0.087 R)
• M11: 8,599,783 km (0.08 R)
• M12: 9,356,449 km (0.115 R)
• M13: 11,326,653 km (0.073 R)
• M14: 17,161,569 km (0.105 R)
• M15: 17,660,477 km (0.085 R)
• M16: 19,821,718 km (0.097 R)
• M17: 22,080,795 km (0.045 R)
• M18: 23,730,261 km (0.116 R)
• M19: 25,784,091 km (0.082 R)
• M20: 27,358,159 km (0.098 R)
• M21: 28,211,914 km (0.046 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234

Radius: 9.2

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.69 AU - 9.31 AU

Year: 7657 Days

Day: 9.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 38,483,730 km

• M1: 114,442 km (0.045 R)
• M2: 540,497 km (0.117 R)
• M3: 2,258,479 km (0.077 R)
• M4: 2,608,987 km (0.1 R)
• M5: 3,014,098 km (0.088 R)
• M6: 3,605,608 km (0.066 R)
• M7: 3,929,338 km (0.098 R)
• M8: 4,225,541 km (0.096 R)
• M9: 5,821,452 km (0.067 R)
• M10: 6,117,057 km (0.088 R)
• M11: 6,485,068 km (0.106 R)
• M12: 7,574,140 km (0.082 R)
• M13: 7,891,288 km (0.118 R)
• M14: 8,290,864 km (0.032 R)
• M15: 9,209,993 km (0.111 R)
• M16: 10,068,535 km (0.102 R)
• M17: 11,478,046 km (0.06 R)
• M18: 11,803,122 km (0.08 R)
• M19: 12,230,224 km (0.072 R)
• M20: 12,815,601 km (0.105 R)
• M21: 13,728,447 km (0.058 R)
• M22: 14,414,353 km (0.093 R)
• M23: 16,199,953 km (0.105 R)
• M24: 18,003,356 km (0.086 R)
• M25: 18,760,919 km (0.107 R)
• M26: 20,611,146 km (0.117 R)
• M27: 21,791,922 km (0.106 R)
• M28: 22,291,130 km (0.112 R)
• M29: 24,670,634 km (0.118 R)
• M30: 27,378,954 km (0.096 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.3

Radius: 10.3

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 7.01 AU - 8.25 AU

Year: 7857 Days

Day: 5.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,483,730 km

• M1: 129,103 km (0.074 R)
• M2: 1,456,934 km (0.071 R)
• M3: 2,771,600 km (0.037 R)
• M4: 5,459,275 km (0.104 R)
• M5: 6,100,900 km (0.115 R)
• M6: 6,544,308 km (0.102 R)
• M7: 9,537,313 km (0.064 R)
• M8: 10,807,997 km (0.025 R)
• M9: 11,356,872 km (0.089 R)
• M10: 13,284,141 km (0.102 R)
• M11: 15,233,850 km (0.053 R)
• M12: 16,180,206 km (0.037 R)
• M13: 18,682,081 km (0.031 R)
• M14: 20,211,420 km (0.085 R)
• M15: 22,618,899 km (0.053 R)
• M16: 24,609,598 km (0.044 R)
• M17: 29,031,860 km (0.096 R)
• M18: 29,607,214 km (0.065 R)
• M19: 31,079,406 km (0.108 R)
• M20: 31,480,030 km (0.072 R)
• M21: 32,702,693 km (0.028 R)
• M22: 33,956,772 km (0.068 R)
• M23: 35,897,655 km (0.106 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 11,820 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit