🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.47 AU - 0.53 AU

Year: 157 Days

Day: 29.6 Hours

Environment

Temp: 45 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.34 AU - 1.48 AU

Year: 742 Days

Day: 32.9 Hours

Environment

Temp: -89 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,794,826 km

• M1: 768,783 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.35 AU - 1.83 AU

Year: 888 Days

Day: 22.1 Hours

Environment

Temp: -104 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,794,826 km

• M1: 108,907 km (0.119 R)
• M2: 970,441 km (0.056 R)

Asteroid Belt

Center: 2.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.8

Radius: 11.3

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.49 AU - 3.65 AU

Year: 2383 Days

Day: 11.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,794,826 km

• M1: 140,622 km (0.066 R)
• M2: 850,913 km (0.109 R)
• M3: 2,037,373 km (0.086 R)
• M4: 2,607,790 km (0.08 R)
• M5: 3,166,089 km (0.105 R)
• M6: 3,699,555 km (0.069 R)
• M7: 4,292,412 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.8

Radius: 9

Gravity: 8.49 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.79 AU - 3.79 AU

Year: 3268 Days

Day: 13.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,794,826 km

• M1: 111,899 km (0.112 R)
• M2: 409,749 km (0.078 R)
• M3: 926,310 km (0.052 R)
• M4: 1,365,230 km (0.038 R)
• M5: 1,926,222 km (0.051 R)
• M6: 2,375,764 km (0.067 R)
• M7: 2,978,643 km (0.117 R)
• M8: 3,882,214 km (0.062 R)
• M9: 4,177,521 km (0.076 R)
• M10: 5,306,386 km (0.115 R)
• M11: 5,591,520 km (0.094 R)
• M12: 5,996,930 km (0.116 R)
• M13: 6,806,254 km (0.115 R)
• M14: 8,535,007 km (0.097 R)
• M15: 9,257,565 km (0.09 R)
• M16: 9,825,887 km (0.117 R)
• M17: 11,200,093 km (0.089 R)
• M18: 11,933,273 km (0.078 R)
• M19: 12,606,463 km (0.116 R)
• M20: 13,116,143 km (0.085 R)
• M21: 16,797,597 km (0.037 R)
• M22: 17,471,685 km (0.078 R)
• M23: 21,245,142 km (0.055 R)
• M24: 22,367,574 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.7

Radius: 8.3

Gravity: 9.85 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.24 AU - 4.68 AU

Year: 4172 Days

Day: 13.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,794,826 km

• M1: 108,907 km (0.116 R)
• M2: 565,031 km (0.102 R)
• M3: 2,541,219 km (0.094 R)
• M4: 4,476,866 km (0.102 R)
• M5: 4,871,355 km (0.042 R)
• M6: 5,155,741 km (0.119 R)
• M7: 6,468,014 km (0.114 R)
• M8: 6,812,238 km (0.082 R)
• M9: 8,872,051 km (0.055 R)
• M10: 10,399,595 km (0.097 R)
• M11: 13,659,632 km (0.095 R)
• M12: 14,122,937 km (0.071 R)
• M13: 15,299,524 km (0.111 R)
• M14: 15,743,231 km (0.05 R)
• M15: 17,363,974 km (0.114 R)
• M16: 21,549,573 km (0.1 R)
• M17: 24,359,320 km (0.085 R)
• M18: 24,888,149 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.6

Radius: 8.4

Gravity: 12.75 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.76 AU - 7.5 AU

Year: 6722 Days

Day: 8.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,794,826 km

• M1: 105,616 km (0.101 R)
• M2: 435,629 km (0.109 R)
• M3: 930,948 km (0.099 R)
• M4: 1,483,712 km (0.109 R)
• M5: 2,074,324 km (0.106 R)
• M6: 2,893,821 km (0.039 R)
• M7: 3,573,744 km (0.043 R)
• M8: 4,519,950 km (0.111 R)
• M9: 4,860,285 km (0.091 R)
• M10: 5,278,710 km (0.118 R)
• M11: 5,753,684 km (0.096 R)
• M12: 7,943,497 km (0.086 R)
• M13: 10,294,727 km (0.103 R)
• M14: 11,036,433 km (0.093 R)
• M15: 12,080,327 km (0.109 R)
• M16: 13,360,436 km (0.041 R)
• M17: 15,927,386 km (0.042 R)
• M18: 16,784,283 km (0.101 R)
• M19: 19,024,212 km (0.052 R)
• M20: 19,613,926 km (0.077 R)
• M21: 22,582,547 km (0.091 R)
• M22: 22,911,363 km (0.101 R)
• M23: 25,040,290 km (0.102 R)
• M24: 26,652,357 km (0.034 R)
• M25: 28,142,501 km (0.054 R)
• M26: 32,525,419 km (0.063 R)
• M27: 33,795,206 km (0.084 R)
• M28: 35,761,670 km (0.084 R)
• M29: 40,281,321 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.4

Radius: 11.2

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 7.08 AU - 10.32 AU

Year: 11366 Days

Day: 9.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,794,826 km

• M1: 139,425 km (0.03 R)
• M2: 644,168 km (0.064 R)
• M3: 1,268,440 km (0.096 R)
• M4: 1,715,738 km (0.108 R)
• M5: 3,233,558 km (0.085 R)
• M6: 3,961,950 km (0.087 R)
• M7: 4,960,366 km (0.114 R)
• M8: 5,653,603 km (0.11 R)
• M9: 6,086,988 km (0.029 R)
• M10: 6,509,452 km (0.068 R)
• M11: 6,882,100 km (0.06 R)
• M12: 7,413,173 km (0.084 R)
• M13: 8,841,085 km (0.115 R)
• M14: 10,768,354 km (0.055 R)
• M15: 12,335,840 km (0.044 R)
• M16: 13,335,753 km (0.111 R)
• M17: 14,964,724 km (0.11 R)
• M18: 16,224,637 km (0.118 R)
• M19: 16,975,618 km (0.094 R)
• M20: 19,507,114 km (0.105 R)
• M21: 27,004,660 km (0.119 R)
• M22: 28,777,394 km (0.036 R)
• M23: 32,750,415 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.3

Radius: 6.7

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 10.37 AU - 12.49 AU

Year: 17116 Days

Day: 21 Hours

Environment

Temp: -201 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,794,826 km

• M1: 102,026 km (0.113 R)
• M2: 2,854,627 km (0.09 R)
• M3: 3,993,665 km (0.101 R)
• M4: 4,342,826 km (0.107 R)
• M5: 5,513,579 km (0.093 R)
• M6: 7,087,648 km (0.116 R)
• M7: 7,383,702 km (0.093 R)
• M8: 17,286,333 km (0.082 R)
• M9: 18,134,852 km (0.096 R)
• M10: 18,370,918 km (0.065 R)
• M11: 19,831,143 km (0.108 R)
• M12: 23,723,081 km (0.086 R)
• M13: 33,093,592 km (0.104 R)
• M14: 37,878,480 km (0.094 R)
• M15: 42,271,122 km (0.058 R)
• M16: 45,092,089 km (0.104 R)
• M17: 50,949,444 km (0.104 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 16,368 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit