🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.52 AU - 0.62 AU

Year: 150 Days

Day: 12.7 Hours

Environment

Temp: 213 °C

Axial Tilt: 44.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.65 AU - 0.95 AU

Year: 249 Days

Day: 42.9 Hours

Environment

Temp: 174 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.33 AU - 1.83 AU

Year: 692 Days

Day: 24 Hours

Environment

Temp: 3 °C

Axial Tilt: 1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.04 AU - 2.52 AU

Year: 1199 Days

Day: 32.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,149,915 km

• M1: 41,139 km (0.095 R)
• M2: 1,758,074 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.1 AU - 5.72 AU

Year: 3789 Days

Day: 33.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.6

Radius: 13.1

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.01 AU - 9.95 AU

Year: 7851 Days

Day: 8.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,149,915 km

• M1: 162,912 km (0.032 R)
• M2: 991,834 km (0.114 R)
• M3: 2,919,103 km (0.119 R)
• M4: 4,807,477 km (0.065 R)
• M5: 5,546,042 km (0.053 R)
• M6: 6,501,972 km (0.058 R)
• M7: 9,170,349 km (0.029 R)
• M8: 11,199,944 km (0.1 R)
• M9: 12,588,810 km (0.116 R)
• M10: 13,656,042 km (0.112 R)
• M11: 14,682,283 km (0.032 R)
• M12: 18,593,669 km (0.112 R)
• M13: 19,731,510 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.5

Radius: 13.9

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 7 AU - 9.14 AU

Year: 7984 Days

Day: 5.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,149,915 km

• M1: 172,935 km (0.113 R)
• M2: 760,556 km (0.082 R)
• M3: 1,345,932 km (0.067 R)
• M4: 1,859,202 km (0.038 R)
• M5: 2,594,625 km (0.093 R)
• M6: 3,251,959 km (0.077 R)
• M7: 4,326,071 km (0.075 R)
• M8: 5,407,065 km (0.098 R)
• M9: 8,937,874 km (0.11 R)
• M10: 10,443,876 km (0.079 R)
• M11: 11,538,185 km (0.085 R)
• M12: 12,984,048 km (0.117 R)
• M13: 20,214,711 km (0.079 R)
• M14: 21,439,918 km (0.029 R)
• M15: 22,958,486 km (0.058 R)
• M16: 25,151,142 km (0.089 R)
• M17: 25,588,417 km (0.103 R)
• M18: 28,983,091 km (0.112 R)
• M19: 32,875,030 km (0.04 R)
• M20: 34,783,599 km (0.054 R)
• M21: 35,985,768 km (0.036 R)
• M22: 38,820,797 km (0.035 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.7

Radius: 11.4

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 8.89 AU - 9.29 AU

Year: 9544 Days

Day: 12.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,149,915 km

• M1: 141,819 km (0.066 R)
• M2: 566,378 km (0.099 R)
• M3: 1,047,335 km (0.051 R)
• M4: 1,603,689 km (0.113 R)
• M5: 2,880,657 km (0.076 R)
• M6: 3,514,054 km (0.06 R)
• M7: 4,868,214 km (0.1 R)
• M8: 6,466,966 km (0.071 R)
• M9: 7,220,491 km (0.092 R)
• M10: 7,943,497 km (0.077 R)
• M11: 8,528,425 km (0.072 R)
• M12: 9,336,403 km (0.109 R)
• M13: 10,039,513 km (0.113 R)
• M14: 10,885,938 km (0.093 R)
• M15: 13,775,421 km (0.069 R)
• M16: 15,638,213 km (0.066 R)
• M17: 16,630,047 km (0.082 R)
• M18: 18,582,748 km (0.106 R)
• M19: 21,275,360 km (0.095 R)
• M20: 25,545,033 km (0.08 R)
• M21: 27,120,000 km (0.109 R)
• M22: 28,136,667 km (0.066 R)
• M23: 30,789,336 km (0.068 R)
• M24: 34,658,685 km (0.119 R)
• M25: 36,464,331 km (0.103 R)
• M26: 38,205,651 km (0.098 R)
• M27: 38,585,779 km (0.095 R)
• M28: 39,096,656 km (0.082 R)
• M29: 39,741,572 km (0.071 R)
• M30: 49,531,705 km (0.103 R)
• M31: 50,591,008 km (0.112 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.4

Radius: 9.2

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 10.1 AU - 10.86 AU

Year: 11815 Days

Day: 10.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,149,915 km

• M1: 115,639 km (0.08 R)
• M2: 457,321 km (0.114 R)
• M3: 801,695 km (0.112 R)
• M4: 1,259,016 km (0.118 R)
• M5: 1,785,899 km (0.104 R)
• M6: 2,315,925 km (0.034 R)
• M7: 3,182,246 km (0.084 R)
• M8: 4,133,838 km (0.054 R)
• M9: 5,062,990 km (0.087 R)
• M10: 6,125,135 km (0.09 R)
• M11: 6,549,694 km (0.062 R)
• M12: 7,763,830 km (0.101 R)
• M13: 9,988,051 km (0.118 R)
• M14: 10,686,673 km (0.067 R)
• M15: 11,765,873 km (0.061 R)
• M16: 12,483,942 km (0.08 R)
• M17: 13,550,874 km (0.087 R)
• M18: 17,726,450 km (0.085 R)
• M19: 18,037,314 km (0.107 R)
• M20: 18,991,599 km (0.116 R)
• M21: 20,063,019 km (0.094 R)
• M22: 20,827,913 km (0.117 R)
• M23: 26,941,081 km (0.115 R)
• M24: 29,688,745 km (0.096 R)
• M25: 31,017,772 km (0.084 R)
• M26: 31,356,013 km (0.045 R)
• M27: 33,913,089 km (0.11 R)
• M28: 42,969,894 km (0.081 R)
• M29: 45,100,467 km (0.087 R)
• M30: 53,192,365 km (0.072 R)

Kuiper Belt

Range: 31.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 14,446 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit