🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.53 AU - 0.55 AU

Year: 147 Days

Day: 45.1 Hours

Environment

Temp: 192 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,430,574 km

• M1: 146,905 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.15 AU - 1.19 AU

Year: 469 Days

Day: 35.7 Hours

Environment

Temp: -5 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.08 AU - 1.26 AU

Year: 469 Days

Day: 36.7 Hours

Environment

Temp: 10 °C

Axial Tilt: 29.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.34 AU - 1.66 AU

Year: 681 Days

Day: 13.6 Hours

Environment

Temp: -35 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.53 AU - 1.65 AU

Year: 744 Days

Day: 22.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.61 AU - 2.31 AU

Year: 1018 Days

Day: 28.8 Hours

Environment

Temp: -61 °C

Axial Tilt: 49.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.84 AU - 2.7 AU

Year: 1268 Days

Day: 18.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 157.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.53 AU - 3.29 AU

Year: 1841 Days

Day: 26.1 Hours

Environment

Temp: -100 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.4

Radius: 8.2

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 6.71 AU - 6.81 AU

Year: 6518 Days

Day: 5.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 96,430,574 km

• M1: 102,475 km (0.081 R)
• M2: 502,350 km (0.079 R)
• M3: 1,557,164 km (0.029 R)
• M4: 2,959,195 km (0.081 R)
• M5: 3,289,059 km (0.094 R)
• M6: 4,489,582 km (0.116 R)
• M7: 5,078,549 km (0.12 R)
• M8: 6,307,794 km (0.118 R)
• M9: 12,533,010 km (0.11 R)
• M10: 13,484,602 km (0.071 R)
• M11: 14,797,025 km (0.067 R)
• M12: 15,345,301 km (0.111 R)
• M13: 15,671,275 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541.9

Radius: 5.8

Gravity: 16.11 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 17.47 AU - 21.65 AU

Year: 32082 Days

Day: 17.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 96,430,574 km

• M1: 78,838 km (0.112 R)
• M2: 303,983 km (0.092 R)
• M3: 562,488 km (0.115 R)
• M4: 990,188 km (0.102 R)
• M5: 1,420,881 km (0.099 R)
• M6: 2,942,740 km (0.113 R)
• M7: 4,310,663 km (0.07 R)
• M8: 4,835,153 km (0.078 R)
• M9: 10,464,371 km (0.081 R)
• M10: 11,759,141 km (0.05 R)
• M11: 12,044,873 km (0.069 R)
• M12: 15,756,545 km (0.095 R)
• M13: 17,917,038 km (0.075 R)
• M14: 19,462,384 km (0.05 R)
• M15: 21,516,213 km (0.081 R)
• M16: 23,260,075 km (0.112 R)
• M17: 32,419,953 km (0.049 R)
• M18: 35,146,075 km (0.092 R)
• M19: 37,711,529 km (0.111 R)
• M20: 38,021,196 km (0.107 R)
• M21: 40,076,372 km (0.027 R)
• M22: 41,706,839 km (0.116 R)
• M23: 46,506,388 km (0.082 R)
• M24: 46,862,580 km (0.094 R)
• M25: 53,201,042 km (0.11 R)
• M26: 54,969,738 km (0.049 R)
• M27: 57,184,235 km (0.047 R)
• M28: 58,003,882 km (0.113 R)
• M29: 59,876,997 km (0.05 R)
• M30: 65,290,943 km (0.09 R)
• M31: 67,090,007 km (0.108 R)
• M32: 79,088,505 km (0.062 R)
• M33: 82,426,781 km (0.052 R)
• M34: 86,662,944 km (0.103 R)
• M35: 88,561,042 km (0.096 R)
• M36: 94,136,405 km (0.108 R)
• M37: 95,565,962 km (0.111 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 11,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit