🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.62 AU - 0.72 AU

Year: 203 Days

Day: 39.6 Hours

Environment

Temp: 160 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.77 AU - 1.01 AU

Year: 311 Days

Day: 18.5 Hours

Environment

Temp: 100 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,890,376 km

• M1: 440,117 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.06 AU - 1.1 AU

Year: 416 Days

Day: 15.7 Hours

Environment

Temp: 27 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 39,890,376 km

• M1: 500,554 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.4 AU - 2.12 AU

Year: 866 Days

Day: 46.1 Hours

Environment

Temp: -52 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.2

Radius: 11.9

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.88 AU - 5.62 AU

Year: 3839 Days

Day: 14.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,890,376 km

• M1: 147,952 km (0.113 R)
• M2: 551,717 km (0.063 R)
• M3: 961,765 km (0.047 R)
• M4: 1,377,348 km (0.101 R)
• M5: 1,761,964 km (0.085 R)
• M6: 3,980,949 km (0.04 R)
• M7: 4,485,243 km (0.085 R)
• M8: 4,954,831 km (0.114 R)
• M9: 7,204,633 km (0.051 R)
• M10: 7,816,040 km (0.093 R)
• M11: 8,535,606 km (0.111 R)
• M12: 9,697,233 km (0.063 R)
• M13: 10,106,982 km (0.079 R)
• M14: 11,361,210 km (0.103 R)
• M15: 12,096,334 km (0.102 R)
• M16: 12,765,336 km (0.119 R)
• M17: 13,208,295 km (0.063 R)
• M18: 13,712,440 km (0.096 R)
• M19: 14,921,041 km (0.055 R)
• M20: 15,802,771 km (0.076 R)
• M21: 18,406,971 km (0.111 R)
• M22: 23,779,030 km (0.03 R)
• M23: 24,753,212 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.2

Radius: 11.1

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.36 AU - 5.82 AU

Year: 4901 Days

Day: 14.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,890,376 km

• M1: 138,079 km (0.098 R)
• M2: 568,173 km (0.086 R)
• M3: 1,247,646 km (0.116 R)
• M4: 1,820,307 km (0.104 R)
• M5: 2,839,218 km (0.105 R)
• M6: 4,018,199 km (0.112 R)
• M7: 4,978,168 km (0.089 R)
• M8: 5,612,314 km (0.099 R)
• M9: 6,084,744 km (0.1 R)
• M10: 8,208,136 km (0.095 R)
• M11: 8,701,360 km (0.063 R)
• M12: 10,431,310 km (0.083 R)
• M13: 11,284,915 km (0.094 R)
• M14: 12,330,754 km (0.03 R)
• M15: 13,182,265 km (0.063 R)
• M16: 13,859,495 km (0.11 R)
• M17: 14,780,120 km (0.065 R)
• M18: 16,443,648 km (0.114 R)
• M19: 17,351,558 km (0.109 R)
• M20: 18,228,800 km (0.096 R)
• M21: 21,249,480 km (0.062 R)
• M22: 24,124,601 km (0.071 R)
• M23: 25,216,965 km (0.068 R)
• M24: 27,584,501 km (0.1 R)
• M25: 28,348,497 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.5

Radius: 12.5

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.37 AU - 9.91 AU

Year: 10248 Days

Day: 9.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,890,376 km

• M1: 155,582 km (0.072 R)
• M2: 781,200 km (0.117 R)
• M3: 1,204,712 km (0.065 R)
• M4: 2,303,658 km (0.098 R)
• M5: 2,877,814 km (0.071 R)
• M6: 4,517,257 km (0.094 R)
• M7: 4,940,021 km (0.072 R)
• M8: 7,262,677 km (0.092 R)
• M9: 8,414,282 km (0.051 R)
• M10: 12,135,828 km (0.054 R)
• M11: 19,945,286 km (0.05 R)
• M12: 22,800,211 km (0.105 R)
• M13: 23,330,985 km (0.062 R)
• M14: 25,159,819 km (0.069 R)
• M15: 29,412,437 km (0.115 R)
• M16: 32,648,389 km (0.077 R)
• M17: 33,097,033 km (0.089 R)
• M18: 38,183,959 km (0.113 R)
• M19: 39,184,619 km (0.107 R)
• M20: 46,969,543 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 152.4

Radius: 3.9

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 12.34 AU - 12.36 AU

Year: 16096 Days

Day: 21.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 39,890,376 km

• M1: 59,989 km (0.112 R)
• M2: 182,958 km (0.1 R)
• M3: 391,797 km (0.107 R)
• M4: 533,316 km (0.119 R)
• M5: 724,802 km (0.111 R)
• M6: 913,744 km (0.111 R)
• M7: 1,378,694 km (0.117 R)
• M8: 1,954,197 km (0.074 R)
• M9: 2,252,046 km (0.11 R)
• M10: 3,064,064 km (0.088 R)
• M11: 3,654,975 km (0.114 R)
• M12: 4,080,282 km (0.106 R)
• M13: 5,813,672 km (0.079 R)
• M14: 7,465,831 km (0.099 R)
• M15: 9,636,197 km (0.101 R)
• M16: 10,106,084 km (0.083 R)
• M17: 11,244,524 km (0.084 R)
• M18: 11,502,879 km (0.111 R)
• M19: 12,686,947 km (0.117 R)
• M20: 12,966,994 km (0.082 R)
• M21: 15,231,307 km (0.091 R)
• M22: 17,127,161 km (0.058 R)
• M23: 18,594,267 km (0.079 R)
• M24: 20,447,486 km (0.082 R)
• M25: 20,832,401 km (0.1 R)
• M26: 21,537,306 km (0.074 R)
• M27: 21,935,835 km (0.084 R)
• M28: 24,516,398 km (0.032 R)
• M29: 27,107,134 km (0.088 R)
• M30: 28,707,682 km (0.106 R)
• M31: 29,973,280 km (0.118 R)
• M32: 30,669,957 km (0.061 R)
• M33: 34,207,947 km (0.059 R)
• M34: 34,424,116 km (0.118 R)
• M35: 38,356,595 km (0.054 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 264 - 13,639 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit