🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.63 AU - 0.91 AU

Year: 248 Days

Day: 21.2 Hours

Environment

Temp: 151 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.87 AU - 1.29 AU

Year: 412 Days

Day: 36 Hours

Environment

Temp: 24 °C

Axial Tilt: 11.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.27 AU - 1.81 AU

Year: 702 Days

Day: 21.4 Hours

Environment

Temp: -32 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.95 AU - 3.57 AU

Year: 2161 Days

Day: 18.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704

Radius: 14

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.62 AU - 5.56 AU

Year: 4216 Days

Day: 5.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 143.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,738,801 km

• M1: 174,132 km (0.079 R)
• M2: 799,601 km (0.082 R)
• M3: 1,587,682 km (0.104 R)
• M4: 2,190,412 km (0.074 R)
• M5: 3,143,799 km (0.064 R)
• M6: 3,612,938 km (0.06 R)
• M7: 4,405,358 km (0.115 R)
• M8: 5,099,642 km (0.084 R)
• M9: 5,894,754 km (0.091 R)
• M10: 6,367,933 km (0.081 R)
• M11: 7,092,884 km (0.114 R)
• M12: 7,942,600 km (0.077 R)
• M13: 8,632,994 km (0.105 R)
• M14: 9,482,111 km (0.118 R)
• M15: 13,195,280 km (0.078 R)
• M16: 13,853,960 km (0.11 R)
• M17: 15,291,745 km (0.067 R)
• M18: 17,003,892 km (0.115 R)
• M19: 17,541,547 km (0.114 R)
• M20: 18,152,355 km (0.108 R)
• M21: 21,146,706 km (0.08 R)
• M22: 23,268,303 km (0.054 R)
• M23: 24,230,517 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.4

Radius: 9.4

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.56 AU - 6.16 AU

Year: 4555 Days

Day: 9 Hours

Environment

Temp: -147 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,738,801 km

• M1: 116,986 km (0.102 R)
• M2: 539,899 km (0.103 R)
• M3: 976,575 km (0.066 R)
• M4: 1,357,900 km (0.101 R)
• M5: 2,360,056 km (0.095 R)
• M6: 2,745,869 km (0.105 R)
• M7: 3,107,447 km (0.106 R)
• M8: 3,500,889 km (0.115 R)
• M9: 4,929,399 km (0.072 R)
• M10: 5,251,633 km (0.068 R)
• M11: 6,411,166 km (0.061 R)
• M12: 7,283,771 km (0.083 R)
• M13: 8,169,689 km (0.106 R)
• M14: 9,125,919 km (0.059 R)
• M15: 9,507,543 km (0.099 R)
• M16: 10,191,654 km (0.075 R)
• M17: 11,617,920 km (0.047 R)
• M18: 12,955,026 km (0.052 R)
• M19: 15,245,220 km (0.067 R)
• M20: 16,333,694 km (0.045 R)
• M21: 16,845,319 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.5

Radius: 13.2

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.42 AU - 8.82 AU

Year: 6974 Days

Day: 14.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 123.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,738,801 km

• M1: 168,896 km (0.088 R)
• M2: 771,177 km (0.034 R)
• M3: 1,291,778 km (0.071 R)
• M4: 1,824,346 km (0.105 R)
• M5: 2,639,804 km (0.096 R)
• M6: 5,074,958 km (0.062 R)
• M7: 5,677,389 km (0.112 R)
• M8: 7,060,571 km (0.108 R)
• M9: 7,556,488 km (0.105 R)
• M10: 8,189,735 km (0.113 R)
• M11: 9,690,950 km (0.106 R)
• M12: 10,943,683 km (0.076 R)
• M13: 13,285,488 km (0.103 R)
• M14: 13,823,890 km (0.108 R)
• M15: 17,686,507 km (0.085 R)
• M16: 18,141,435 km (0.053 R)
• M17: 18,804,602 km (0.102 R)
• M18: 21,694,833 km (0.046 R)
• M19: 26,779,515 km (0.094 R)
• M20: 27,466,319 km (0.118 R)
• M21: 29,871,254 km (0.099 R)
• M22: 30,890,315 km (0.109 R)

Asteroid Belt

Center: 12.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 209.1

Radius: 7

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 15.7 AU - 20.06 AU

Year: 27754 Days

Day: 21.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,738,801 km

• M1: 88,412 km (0.114 R)
• M2: 627,413 km (0.117 R)
• M3: 1,285,046 km (0.083 R)
• M4: 2,252,046 km (0.113 R)
• M5: 3,524,825 km (0.036 R)
• M6: 3,805,022 km (0.119 R)
• M7: 4,669,398 km (0.104 R)
• M8: 6,282,662 km (0.08 R)
• M9: 7,575,636 km (0.04 R)
• M10: 7,807,214 km (0.047 R)
• M11: 8,580,335 km (0.119 R)
• M12: 9,192,789 km (0.119 R)
• M13: 10,909,874 km (0.069 R)
• M14: 18,637,352 km (0.068 R)
• M15: 20,997,258 km (0.114 R)
• M16: 23,158,648 km (0.101 R)
• M17: 28,695,714 km (0.11 R)
• M18: 34,165,461 km (0.036 R)
• M19: 36,089,140 km (0.038 R)
• M20: 38,491,383 km (0.109 R)
• M21: 42,001,846 km (0.119 R)
• M22: 43,760,369 km (0.113 R)
• M23: 44,507,311 km (0.115 R)
• M24: 49,490,416 km (0.097 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 13,051 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit