🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.79 AU - 0.87 AU

Year: 332 Days

Day: 15 Hours

Environment

Temp: -33 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.69 AU - 1.11 AU

Year: 375 Days

Day: 23.4 Hours

Environment

Temp: -60 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.43 AU - 1.49 AU

Year: 776 Days

Day: 47.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.55 AU - 1.67 AU

Year: 898 Days

Day: 22.1 Hours

Environment

Temp: -98 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.13 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.2

Radius: 8

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.07 AU - 3.23 AU

Year: 1897 Days

Day: 13.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,436,825 km

• M1: 99,483 km (0.089 R)
• M2: 362,027 km (0.094 R)
• M3: 645,515 km (0.051 R)
• M4: 1,312,422 km (0.11 R)
• M5: 1,789,041 km (0.075 R)
• M6: 2,480,183 km (0.046 R)
• M7: 2,734,051 km (0.102 R)
• M8: 3,168,782 km (0.099 R)
• M9: 3,439,405 km (0.059 R)
• M10: 4,260,547 km (0.073 R)
• M11: 4,699,019 km (0.066 R)
• M12: 5,148,112 km (0.07 R)
• M13: 6,784,263 km (0.094 R)
• M14: 7,067,303 km (0.095 R)
• M15: 7,912,531 km (0.092 R)
• M16: 8,359,679 km (0.046 R)
• M17: 9,802,700 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.5

Radius: 12

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.58 AU - 2.94 AU

Year: 2016 Days

Day: 5.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,436,825 km

• M1: 149,448 km (0.059 R)
• M2: 689,945 km (0.089 R)
• M3: 1,311,973 km (0.06 R)
• M4: 1,980,077 km (0.115 R)
• M5: 2,671,818 km (0.069 R)
• M6: 3,083,063 km (0.102 R)
• M7: 3,920,212 km (0.04 R)
• M8: 5,127,317 km (0.025 R)
• M9: 5,866,929 km (0.109 R)
• M10: 6,649,027 km (0.113 R)
• M11: 7,094,081 km (0.11 R)
• M12: 8,614,294 km (0.115 R)
• M13: 9,009,532 km (0.094 R)
• M14: 9,520,558 km (0.103 R)
• M15: 10,864,396 km (0.073 R)
• M16: 13,925,318 km (0.111 R)
• M17: 15,604,703 km (0.114 R)
• M18: 17,155,884 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220

Radius: 9.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.23 AU - 3.87 AU

Year: 2941 Days

Day: 13.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,436,825 km

• M1: 125,064 km (0.097 R)
• M2: 2,055,026 km (0.113 R)
• M3: 2,960,691 km (0.112 R)
• M4: 4,039,741 km (0.042 R)
• M5: 5,060,298 km (0.06 R)
• M6: 6,244,365 km (0.067 R)
• M7: 7,382,954 km (0.111 R)
• M8: 8,001,691 km (0.088 R)
• M9: 8,413,085 km (0.059 R)
• M10: 10,442,530 km (0.116 R)
• M11: 11,113,775 km (0.069 R)
• M12: 13,300,896 km (0.07 R)
• M13: 13,795,467 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.9

Radius: 13.3

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.06 AU - 4.38 AU

Year: 3155 Days

Day: 9.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 21,436,825 km

• M1: 167,550 km (0.115 R)
• M2: 825,930 km (0.112 R)
• M3: 1,443,021 km (0.073 R)
• M4: 3,241,187 km (0.109 R)
• M5: 3,992,767 km (0.11 R)
• M6: 4,533,563 km (0.042 R)
• M7: 6,145,032 km (0.069 R)
• M8: 6,838,717 km (0.113 R)
• M9: 8,732,327 km (0.104 R)
• M10: 11,161,647 km (0.072 R)
• M11: 12,284,977 km (0.073 R)
• M12: 13,769,287 km (0.049 R)
• M13: 15,736,350 km (0.036 R)
• M14: 16,215,661 km (0.044 R)
• M15: 17,826,980 km (0.049 R)
• M16: 19,239,184 km (0.104 R)
• M17: 19,972,812 km (0.025 R)
• M18: 20,724,840 km (0.096 R)
• M19: 21,430,793 km (0.087 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.1

Radius: 11

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.03 AU - 5.81 AU

Year: 4799 Days

Day: 13.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 21,436,825 km

• M1: 136,732 km (0.07 R)
• M2: 524,341 km (0.077 R)
• M3: 1,105,977 km (0.091 R)
• M4: 2,642,796 km (0.097 R)
• M5: 2,995,697 km (0.102 R)
• M6: 3,680,556 km (0.118 R)
• M7: 4,877,040 km (0.116 R)
• M8: 5,513,729 km (0.112 R)
• M9: 7,537,040 km (0.091 R)
• M10: 8,287,423 km (0.042 R)
• M11: 9,303,641 km (0.096 R)
• M12: 10,361,897 km (0.093 R)
• M13: 10,960,886 km (0.069 R)
• M14: 11,331,141 km (0.096 R)
• M15: 12,097,082 km (0.094 R)
• M16: 13,970,347 km (0.117 R)
• M17: 15,509,709 km (0.114 R)
• M18: 17,049,520 km (0.053 R)
• M19: 19,757,690 km (0.113 R)
• M20: 20,616,831 km (0.12 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: 315 - 14,219 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit