🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.66 AU - 0.94 AU

Year: 250 Days

Day: 28.1 Hours

Environment

Temp: 159 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,503,560 km

• M1: 57,446 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.79 AU - 1.09 AU

Year: 319 Days

Day: 31.4 Hours

Environment

Temp: 136 °C

Axial Tilt: 42.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.93 AU - 0.99 AU

Year: 329 Days

Day: 28.3 Hours

Environment

Temp: 141 °C

Axial Tilt: 44.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.56 AU - 1.74 AU

Year: 741 Days

Day: 36.4 Hours

Environment

Temp: -32 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.97 AU - 2.23 AU

Year: 1065 Days

Day: 33.7 Hours

Environment

Temp: -56 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.89 AU - 3.69 AU

Year: 2088 Days

Day: 26.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.74 AU - 6.12 AU

Year: 3830 Days

Day: 28.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.8

Radius: 8.1

Gravity: 11.6 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.44 AU - 6.72 AU

Year: 4611 Days

Day: 8.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,503,560 km

• M1: 100,679 km (0.092 R)
• M2: 394,190 km (0.054 R)
• M3: 742,005 km (0.106 R)
• M4: 1,161,927 km (0.08 R)
• M5: 1,489,845 km (0.105 R)
• M6: 3,769,567 km (0.103 R)
• M7: 4,802,241 km (0.102 R)
• M8: 5,426,513 km (0.059 R)
• M9: 6,383,640 km (0.084 R)
• M10: 7,036,336 km (0.071 R)
• M11: 8,589,910 km (0.115 R)
• M12: 12,557,844 km (0.062 R)
• M13: 17,727,348 km (0.109 R)
• M14: 23,698,846 km (0.089 R)
• M15: 25,819,097 km (0.118 R)
• M16: 27,133,463 km (0.104 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.4

Radius: 8.9

Gravity: 11.81 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.23 AU - 11.23 AU

Year: 9810 Days

Day: 12.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 52,503,560 km

• M1: 110,702 km (0.087 R)
• M2: 470,037 km (0.114 R)
• M3: 1,298,210 km (0.079 R)
• M4: 1,827,488 km (0.103 R)
• M5: 2,555,132 km (0.102 R)
• M6: 4,981,160 km (0.117 R)
• M7: 5,619,943 km (0.119 R)
• M8: 5,977,632 km (0.113 R)
• M9: 6,979,189 km (0.112 R)
• M10: 7,648,790 km (0.095 R)
• M11: 7,999,447 km (0.096 R)
• M12: 8,780,049 km (0.102 R)
• M13: 9,560,351 km (0.085 R)
• M14: 10,280,366 km (0.117 R)
• M15: 11,427,482 km (0.093 R)
• M16: 13,149,054 km (0.104 R)
• M17: 15,105,047 km (0.089 R)
• M18: 15,587,949 km (0.072 R)
• M19: 16,730,427 km (0.104 R)
• M20: 19,101,404 km (0.103 R)
• M21: 20,492,365 km (0.109 R)
• M22: 27,238,780 km (0.093 R)
• M23: 28,161,201 km (0.081 R)
• M24: 29,423,208 km (0.118 R)
• M25: 30,832,570 km (0.078 R)
• M26: 31,721,929 km (0.086 R)
• M27: 32,628,343 km (0.104 R)
• M28: 34,730,642 km (0.111 R)
• M29: 41,711,776 km (0.035 R)
• M30: 42,253,320 km (0.117 R)
• M31: 46,464,500 km (0.112 R)
• M32: 50,793,563 km (0.118 R)
• M33: 51,101,585 km (0.103 R)

Kuiper Belt

Range: 31.4 - 48.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 12,450 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit