🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.01 AU - 1.43 AU

Year: 492 Days

Day: 18 Hours

Environment

Temp: 10 °C

Axial Tilt: 13.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.54 AU - 1.58 AU

Year: 712 Days

Day: 46.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.52 AU - 2.96 AU

Year: 1657 Days

Day: 28.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.52 AU - 3.42 AU

Year: 1869 Days

Day: 16.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.38 AU - 3.58 AU

Year: 1879 Days

Day: 19.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.2 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.4

Radius: 14.3

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.14 AU - 6.7 AU

Year: 4609 Days

Day: 13.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,316,353 km

• M1: 177,872 km (0.078 R)
• M2: 645,664 km (0.07 R)
• M3: 1,296,415 km (0.091 R)
• M4: 1,774,979 km (0.09 R)
• M5: 2,240,827 km (0.118 R)
• M6: 2,927,182 km (0.11 R)
• M7: 4,725,049 km (0.088 R)
• M8: 6,062,753 km (0.113 R)
• M9: 6,820,317 km (0.106 R)
• M10: 7,437,557 km (0.028 R)
• M11: 8,935,331 km (0.09 R)
• M12: 15,007,060 km (0.107 R)
• M13: 15,552,195 km (0.083 R)
• M14: 16,394,580 km (0.105 R)
• M15: 19,681,844 km (0.076 R)
• M16: 20,335,437 km (0.088 R)
• M17: 21,411,494 km (0.101 R)
• M18: 21,894,097 km (0.09 R)
• M19: 22,383,881 km (0.1 R)
• M20: 22,952,652 km (0.038 R)
• M21: 25,171,936 km (0.083 R)
• M22: 25,942,515 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.9

Radius: 12.1

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.22 AU - 6.84 AU

Year: 5408 Days

Day: 8.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,316,353 km

• M1: 150,795 km (0.109 R)
• M2: 656,585 km (0.047 R)
• M3: 1,130,062 km (0.094 R)
• M4: 1,744,760 km (0.104 R)
• M5: 2,217,639 km (0.091 R)
• M6: 2,607,341 km (0.091 R)
• M7: 3,173,569 km (0.086 R)
• M8: 3,756,552 km (0.108 R)
• M9: 4,199,511 km (0.039 R)
• M10: 4,652,494 km (0.087 R)
• M11: 5,517,469 km (0.077 R)
• M12: 6,332,927 km (0.106 R)
• M13: 6,995,944 km (0.066 R)
• M14: 7,987,030 km (0.082 R)
• M15: 8,460,807 km (0.106 R)
• M16: 8,953,283 km (0.07 R)
• M17: 14,024,052 km (0.097 R)
• M18: 14,715,045 km (0.077 R)
• M19: 15,992,910 km (0.086 R)
• M20: 18,704,970 km (0.056 R)
• M21: 22,852,122 km (0.103 R)
• M22: 23,437,947 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.4

Radius: 6.9

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 13.47 AU - 14.39 AU

Year: 18990 Days

Day: 23.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 24,316,353 km

• M1: 85,869 km (0.112 R)
• M2: 578,495 km (0.097 R)
• M3: 842,685 km (0.03 R)
• M4: 1,520,064 km (0.068 R)
• M5: 1,896,751 km (0.066 R)
• M6: 2,181,137 km (0.091 R)
• M7: 3,722,743 km (0.115 R)
• M8: 4,259,051 km (0.084 R)
• M9: 5,590,472 km (0.081 R)
• M10: 8,754,767 km (0.076 R)
• M11: 10,548,595 km (0.113 R)
• M12: 13,452,289 km (0.113 R)
• M13: 15,052,089 km (0.119 R)
• M14: 16,923,708 km (0.071 R)
• M15: 18,149,662 km (0.117 R)
• M16: 20,266,472 km (0.098 R)
• M17: 21,384,118 km (0.111 R)
• M18: 23,930,124 km (0.076 R)
• M19: 24,214,360 km (0.056 R)
• M20: 25,570,764 km (0.042 R)
• M21: 26,267,441 km (0.084 R)
• M22: 26,976,984 km (0.058 R)
• M23: 27,284,856 km (0.059 R)
• M24: 28,222,685 km (0.068 R)
• M25: 28,646,347 km (0.08 R)
• M26: 30,940,280 km (0.045 R)
• M27: 38,943,019 km (0.085 R)
• M28: 41,479,301 km (0.057 R)
• M29: 41,752,616 km (0.113 R)
• M30: 45,704,842 km (0.078 R)
• M31: 51,143,473 km (0.101 R)
• M32: 53,208,821 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.8

Radius: 6

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 10.46 AU - 17.4 AU

Year: 18990 Days

Day: 24.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,316,353 km

• M1: 84,822 km (0.099 R)
• M2: 369,507 km (0.085 R)
• M3: 755,619 km (0.094 R)
• M4: 1,087,427 km (0.096 R)
• M5: 1,352,963 km (0.099 R)
• M6: 1,546,094 km (0.103 R)
• M7: 1,922,482 km (0.118 R)
• M8: 2,268,951 km (0.117 R)
• M9: 2,543,613 km (0.032 R)
• M10: 2,944,086 km (0.102 R)
• M11: 3,309,254 km (0.118 R)
• M12: 4,020,443 km (0.092 R)
• M13: 7,629,940 km (0.054 R)
• M14: 8,972,880 km (0.057 R)
• M15: 9,739,569 km (0.074 R)
• M16: 11,055,731 km (0.107 R)
• M17: 11,490,313 km (0.056 R)
• M18: 12,072,249 km (0.102 R)
• M19: 17,395,689 km (0.067 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 11,155 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit