🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.58 AU - 0.74 AU

Year: 199 Days

Day: 25.4 Hours

Environment

Temp: 160 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,086,509 km

• M1: 109,206 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.72 AU - 0.94 AU

Year: 280 Days

Day: 16.5 Hours

Environment

Temp: 142 °C

Axial Tilt: 2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,086,509 km

• M1: 57,745 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.17 AU - 1.39 AU

Year: 537 Days

Day: 40.3 Hours

Environment

Temp: 0 °C

Axial Tilt: 0.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 73,086,509 km

• M1: 144,212 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.13 AU - 1.88 AU

Year: 681 Days

Day: 17.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,086,509 km

• M1: 40,092 km (0.057 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.95 AU - 2.47 AU

Year: 1218 Days

Day: 35.7 Hours

Environment

Temp: -90 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.17 AU - 3.87 AU

Year: 2449 Days

Day: 42.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.16 AU - 5.04 AU

Year: 3079 Days

Day: 39.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787

Radius: 13.7

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.83 AU - 9.67 AU

Year: 8001 Days

Day: 6.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,086,509 km

• M1: 187,147 km (0.117 R)
• M2: 708,496 km (0.083 R)
• M3: 1,894,358 km (0.044 R)
• M4: 2,908,033 km (0.118 R)
• M5: 3,866,656 km (0.083 R)
• M6: 5,525,248 km (0.089 R)
• M7: 6,195,297 km (0.101 R)
• M8: 7,902,358 km (0.041 R)
• M9: 12,005,977 km (0.104 R)
• M10: 12,617,084 km (0.064 R)
• M11: 14,513,836 km (0.049 R)
• M12: 18,866,087 km (0.093 R)
• M13: 20,231,616 km (0.05 R)
• M14: 25,441,811 km (0.11 R)
• M15: 26,637,696 km (0.096 R)
• M16: 27,107,433 km (0.03 R)
• M17: 32,647,491 km (0.027 R)
• M18: 33,077,585 km (0.116 R)
• M19: 34,280,053 km (0.057 R)
• M20: 35,285,351 km (0.114 R)
• M21: 40,733,406 km (0.061 R)
• M22: 41,987,934 km (0.036 R)
• M23: 43,138,790 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.3

Radius: 3.4

Gravity: 40.86 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 12.31 AU - 18.73 AU

Year: 22675 Days

Day: 20.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 73,086,509 km

• M1: 42,336 km (0.095 R)
• M2: 174,880 km (0.055 R)
• M3: 293,810 km (0.05 R)
• M4: 447,298 km (0.082 R)
• M5: 662,419 km (0.117 R)
• M6: 820,096 km (0.093 R)
• M7: 1,002,455 km (0.045 R)
• M8: 1,355,955 km (0.064 R)
• M9: 1,577,958 km (0.116 R)
• M10: 2,094,370 km (0.064 R)
• M11: 2,458,342 km (0.119 R)
• M12: 2,715,351 km (0.092 R)
• M13: 2,913,269 km (0.119 R)
• M14: 3,772,260 km (0.036 R)
• M15: 5,263,003 km (0.103 R)
• M16: 5,649,564 km (0.114 R)
• M17: 5,890,416 km (0.036 R)
• M18: 6,307,046 km (0.109 R)
• M19: 7,339,272 km (0.083 R)
• M20: 7,674,520 km (0.116 R)
• M21: 10,253,737 km (0.09 R)
• M22: 13,077,247 km (0.092 R)
• M23: 13,784,247 km (0.094 R)
• M24: 14,740,925 km (0.077 R)
• M25: 15,274,092 km (0.108 R)
• M26: 16,540,588 km (0.097 R)
• M27: 17,789,880 km (0.095 R)
• M28: 19,280,323 km (0.081 R)
• M29: 21,137,730 km (0.099 R)
• M30: 26,741,816 km (0.091 R)
• M31: 29,045,623 km (0.087 R)
• M32: 33,780,695 km (0.116 R)
• M33: 37,722,150 km (0.067 R)
• M34: 39,438,935 km (0.114 R)
• M35: 40,169,422 km (0.068 R)
• M36: 41,807,967 km (0.109 R)
• M37: 44,427,276 km (0.052 R)
• M38: 46,502,498 km (0.095 R)
• M39: 58,041,131 km (0.103 R)
• M40: 60,132,659 km (0.07 R)
• M41: 64,063,194 km (0.114 R)
• M42: 64,264,104 km (0.118 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 17,613 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit