🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.13 AU - 1.71 AU

Year: 606 Days

Day: 13.2 Hours

Environment

Temp: -18 °C

Axial Tilt: 18.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 25,562,026 km

• M1: 15,259 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 4.35 AU - 4.47 AU

Year: 3317 Days

Day: 18.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.4

Radius: 10.2

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.99 AU - 8.83 AU

Year: 7224 Days

Day: 13.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,562,026 km

• M1: 126,859 km (0.105 R)
• M2: 512,971 km (0.116 R)
• M3: 892,800 km (0.096 R)
• M4: 1,309,131 km (0.11 R)
• M5: 1,800,261 km (0.107 R)
• M6: 2,685,132 km (0.113 R)
• M7: 3,999,050 km (0.106 R)
• M8: 5,850,174 km (0.095 R)
• M9: 6,479,832 km (0.118 R)
• M10: 7,653,128 km (0.096 R)
• M11: 9,333,112 km (0.086 R)
• M12: 12,985,694 km (0.104 R)
• M13: 15,772,403 km (0.077 R)
• M14: 19,546,009 km (0.088 R)
• M15: 20,170,131 km (0.093 R)
• M16: 22,048,033 km (0.049 R)
• M17: 26,991,495 km (0.039 R)
• M18: 28,820,628 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630

Radius: 10.7

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 9.2 AU - 11.8 AU

Year: 12186 Days

Day: 6.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 25,562,026 km

• M1: 133,292 km (0.077 R)
• M2: 667,655 km (0.052 R)
• M3: 1,131,558 km (0.111 R)
• M4: 1,522,757 km (0.069 R)
• M5: 2,145,383 km (0.064 R)
• M6: 2,628,734 km (0.084 R)
• M7: 3,160,255 km (0.101 R)
• M8: 3,605,159 km (0.077 R)
• M9: 6,222,523 km (0.1 R)
• M10: 6,606,092 km (0.045 R)
• M11: 6,964,978 km (0.097 R)
• M12: 8,958,818 km (0.119 R)
• M13: 10,429,814 km (0.089 R)
• M14: 10,972,705 km (0.104 R)
• M15: 11,880,165 km (0.088 R)
• M16: 13,146,511 km (0.081 R)
• M17: 14,367,679 km (0.058 R)
• M18: 16,303,176 km (0.112 R)
• M19: 19,280,323 km (0.099 R)
• M20: 20,939,663 km (0.066 R)
• M21: 21,542,243 km (0.047 R)
• M22: 23,236,439 km (0.089 R)
• M23: 23,975,602 km (0.115 R)
• M24: 26,686,914 km (0.026 R)
• M25: 30,028,631 km (0.093 R)
• M26: 40,637,813 km (0.033 R)
• M27: 46,482,153 km (0.094 R)
• M28: 50,214,171 km (0.064 R)
• M29: 50,983,852 km (0.105 R)
• M30: 52,231,648 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.6

Radius: 10.7

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 10.07 AU - 12.13 AU

Year: 13245 Days

Day: 6.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 25,562,026 km

• M1: 133,142 km (0.101 R)
• M2: 635,941 km (0.075 R)
• M3: 1,188,106 km (0.115 R)
• M4: 1,956,142 km (0.053 R)
• M5: 2,648,032 km (0.088 R)
• M6: 3,028,011 km (0.029 R)
• M7: 3,955,218 km (0.05 R)
• M8: 4,929,549 km (0.12 R)
• M9: 5,264,798 km (0.101 R)
• M10: 6,170,613 km (0.115 R)
• M11: 7,876,777 km (0.081 R)
• M12: 8,336,641 km (0.115 R)
• M13: 9,310,373 km (0.095 R)
• M14: 9,982,965 km (0.058 R)
• M15: 10,522,116 km (0.053 R)
• M16: 12,378,775 km (0.111 R)
• M17: 12,938,121 km (0.053 R)
• M18: 14,580,706 km (0.091 R)
• M19: 16,358,078 km (0.098 R)
• M20: 16,805,226 km (0.081 R)
• M21: 18,355,210 km (0.11 R)
• M22: 20,083,065 km (0.096 R)
• M23: 22,552,029 km (0.095 R)
• M24: 24,338,526 km (0.088 R)
• M25: 25,514,366 km (0.107 R)
• M26: 31,966,971 km (0.113 R)
• M27: 34,217,521 km (0.084 R)
• M28: 38,504,846 km (0.039 R)
• M29: 46,029,170 km (0.038 R)
• M30: 55,142,074 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298

Radius: 8

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 16.01 AU - 16.05 AU

Year: 22987 Days

Day: 22.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,562,026 km

• M1: 99,483 km (0.081 R)
• M2: 575,054 km (0.094 R)
• M3: 1,561,652 km (0.105 R)
• M4: 2,431,713 km (0.042 R)
• M5: 2,854,178 km (0.094 R)
• M6: 3,221,590 km (0.072 R)
• M7: 3,732,018 km (0.117 R)
• M8: 4,484,495 km (0.08 R)
• M9: 7,621,563 km (0.117 R)
• M10: 10,323,749 km (0.103 R)
• M11: 13,810,277 km (0.068 R)
• M12: 19,871,534 km (0.09 R)
• M13: 20,848,109 km (0.108 R)
• M14: 23,673,713 km (0.072 R)
• M15: 26,215,680 km (0.075 R)
• M16: 31,954,704 km (0.067 R)
• M17: 35,307,491 km (0.069 R)
• M18: 39,162,030 km (0.089 R)
• M19: 39,714,794 km (0.089 R)
• M20: 48,009,397 km (0.114 R)
• M21: 52,058,413 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.2

Radius: 6.3

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 17.24 AU - 22.66 AU

Year: 31914 Days

Day: 19 Hours

Environment

Temp: -203 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 25,562,026 km

• M1: 86,019 km (0.115 R)
• M2: 471,832 km (0.11 R)
• M3: 1,926,222 km (0.066 R)
• M4: 4,553,759 km (0.071 R)
• M5: 4,822,587 km (0.081 R)
• M6: 8,707,344 km (0.076 R)
• M7: 13,322,738 km (0.056 R)
• M8: 20,775,404 km (0.078 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 13,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit