🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.53 AU - 0.55 AU

Year: 165 Days

Day: 42.1 Hours

Environment

Temp: 122 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.66 AU - 0.92 AU

Year: 292 Days

Day: 32.2 Hours

Environment

Temp: -2 °C

Axial Tilt: 6.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.18 AU - 1.24 AU

Year: 554 Days

Day: 35 Hours

Environment

Temp: -65 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.46 AU - 2.04 AU

Year: 964 Days

Day: 36.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.4

Radius: 14.9

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.9 AU - 4 AU

Year: 2667 Days

Day: 12.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,083,312 km

• M1: 187,147 km (0.091 R)
• M2: 775,216 km (0.113 R)
• M3: 1,614,311 km (0.104 R)
• M4: 3,126,745 km (0.058 R)
• M5: 4,882,575 km (0.111 R)
• M6: 5,520,161 km (0.115 R)
• M7: 6,212,949 km (0.067 R)
• M8: 7,742,288 km (0.116 R)
• M9: 8,347,860 km (0.083 R)
• M10: 9,690,352 km (0.052 R)
• M11: 13,021,447 km (0.045 R)
• M12: 16,683,155 km (0.103 R)
• M13: 17,641,927 km (0.12 R)
• M14: 18,637,202 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.3

Radius: 12

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.83 AU - 4.37 AU

Year: 2843 Days

Day: 12.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,083,312 km

• M1: 149,299 km (0.098 R)
• M2: 563,236 km (0.117 R)
• M3: 1,070,822 km (0.051 R)
• M4: 1,556,416 km (0.034 R)
• M5: 2,111,574 km (0.102 R)
• M6: 2,858,367 km (0.106 R)
• M7: 3,390,037 km (0.119 R)
• M8: 3,831,351 km (0.117 R)
• M9: 4,249,028 km (0.077 R)
• M10: 5,295,465 km (0.084 R)
• M11: 7,103,804 km (0.055 R)
• M12: 7,644,750 km (0.112 R)
• M13: 8,375,686 km (0.101 R)
• M14: 8,877,287 km (0.052 R)
• M15: 10,088,581 km (0.098 R)
• M16: 10,618,158 km (0.111 R)
• M17: 12,924,807 km (0.111 R)
• M18: 14,148,667 km (0.074 R)
• M19: 17,089,762 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.1

Radius: 12.7

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.91 AU - 4.37 AU

Year: 2891 Days

Day: 14 Hours

Environment

Temp: -150 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,083,312 km

• M1: 158,275 km (0.102 R)
• M2: 574,007 km (0.114 R)
• M3: 1,041,351 km (0.112 R)
• M4: 1,654,253 km (0.034 R)
• M5: 2,550,943 km (0.056 R)
• M6: 3,313,593 km (0.089 R)
• M7: 3,903,008 km (0.109 R)
• M8: 4,427,798 km (0.099 R)
• M9: 5,731,992 km (0.112 R)
• M10: 6,485,816 km (0.09 R)
• M11: 6,912,469 km (0.111 R)
• M12: 7,411,677 km (0.088 R)
• M13: 8,133,786 km (0.034 R)
• M14: 10,756,536 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.2

Radius: 8

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.2 AU - 8.92 AU

Year: 9525 Days

Day: 9.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,083,312 km

• M1: 99,483 km (0.07 R)
• M2: 386,561 km (0.086 R)
• M3: 663,467 km (0.108 R)
• M4: 1,580,053 km (0.079 R)
• M5: 1,965,716 km (0.036 R)
• M6: 2,295,280 km (0.091 R)
• M7: 3,358,771 km (0.084 R)
• M8: 4,585,175 km (0.06 R)
• M9: 5,314,315 km (0.093 R)
• M10: 6,053,777 km (0.117 R)
• M11: 6,549,844 km (0.11 R)
• M12: 8,726,044 km (0.078 R)
• M13: 12,618,431 km (0.108 R)
• M14: 12,937,972 km (0.118 R)
• M15: 14,734,792 km (0.048 R)
• M16: 19,586,101 km (0.088 R)
• M17: 20,891,343 km (0.067 R)
• M18: 23,273,390 km (0.062 R)
• M19: 23,835,279 km (0.116 R)
• M20: 27,576,722 km (0.107 R)
• M21: 29,121,320 km (0.056 R)
• M22: 32,183,888 km (0.078 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.6

Radius: 8

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.53 AU - 10.67 AU

Year: 11426 Days

Day: 13.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,083,312 km

• M1: 108,458 km (0.119 R)
• M2: 768,185 km (0.103 R)
• M3: 1,479,224 km (0.059 R)
• M4: 1,951,355 km (0.078 R)
• M5: 2,964,431 km (0.043 R)
• M6: 4,172,733 km (0.061 R)
• M7: 6,768,705 km (0.114 R)
• M8: 8,750,877 km (0.119 R)
• M9: 9,189,348 km (0.089 R)
• M10: 12,281,686 km (0.101 R)
• M11: 13,241,656 km (0.101 R)
• M12: 14,142,235 km (0.115 R)
• M13: 18,027,740 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.9

Radius: 3.3

Gravity: 85.57 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 8.6 AU - 14 AU

Year: 15811 Days

Day: 15.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 72,083,312 km

• M1: 42,037 km (0.103 R)
• M2: 218,263 km (0.061 R)
• M3: 330,611 km (0.103 R)
• M4: 747,092 km (0.102 R)
• M5: 1,412,353 km (0.037 R)
• M6: 1,779,915 km (0.051 R)
• M7: 1,986,211 km (0.058 R)
• M8: 2,125,487 km (0.117 R)
• M9: 2,446,224 km (0.114 R)
• M10: 3,129,887 km (0.031 R)
• M11: 3,809,809 km (0.072 R)
• M12: 4,548,822 km (0.09 R)
• M13: 4,721,309 km (0.049 R)
• M14: 7,616,626 km (0.105 R)
• M15: 8,108,354 km (0.051 R)
• M16: 10,585,396 km (0.089 R)
• M17: 11,448,276 km (0.037 R)
• M18: 12,092,594 km (0.087 R)
• M19: 12,490,525 km (0.11 R)
• M20: 13,103,876 km (0.051 R)
• M21: 14,687,070 km (0.119 R)
• M22: 15,836,730 km (0.113 R)
• M23: 16,962,753 km (0.118 R)
• M24: 19,193,257 km (0.109 R)
• M25: 19,734,502 km (0.114 R)
• M26: 23,604,898 km (0.085 R)
• M27: 23,810,595 km (0.094 R)
• M28: 25,825,828 km (0.069 R)
• M29: 26,264,001 km (0.083 R)
• M30: 28,181,995 km (0.111 R)
• M31: 38,469,242 km (0.053 R)
• M32: 40,346,995 km (0.072 R)
• M33: 44,128,081 km (0.082 R)
• M34: 51,516,420 km (0.087 R)
• M35: 56,322,551 km (0.098 R)
• M36: 59,497,018 km (0.095 R)
• M37: 62,199,204 km (0.119 R)
• M38: 63,381,925 km (0.083 R)
• M39: 66,814,149 km (0.117 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 20,110 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit