🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.43 AU - 0.59 AU

Year: 139 Days

Day: 30.1 Hours

Environment

Temp: 136 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.62 AU - 0.66 AU

Year: 196 Days

Day: 28.4 Hours

Environment

Temp: 169 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.97 AU - 1.04 AU

Year: 383 Days

Day: 30.5 Hours

Environment

Temp: 15 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 53,464,352 km

• M1: 55,950 km (0.043 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.19 AU - 1.75 AU

Year: 682 Days

Day: 15.7 Hours

Environment

Temp: -45 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.66 AU - 2.28 AU

Year: 1059 Days

Day: 46.8 Hours

Environment

Temp: -74 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,464,352 km

• M1: 113,545 km (0.073 R)
• M2: 1,695,991 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.8 AU - 2.54 AU

Year: 1224 Days

Day: 42.7 Hours

Environment

Temp: -81 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,464,352 km

• M1: 732,282 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.2

Radius: 11.8

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 8.83 AU - 10.71 AU

Year: 11693 Days

Day: 8.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,464,352 km

• M1: 146,756 km (0.112 R)
• M2: 815,757 km (0.09 R)
• M3: 1,330,374 km (0.082 R)
• M4: 1,843,195 km (0.111 R)
• M5: 2,239,331 km (0.101 R)
• M6: 2,870,783 km (0.099 R)
• M7: 4,463,252 km (0.099 R)
• M8: 5,498,919 km (0.111 R)
• M9: 8,124,062 km (0.101 R)
• M10: 8,502,545 km (0.07 R)
• M11: 9,616,301 km (0.089 R)
• M12: 10,329,733 km (0.063 R)
• M13: 11,180,795 km (0.055 R)
• M14: 12,852,103 km (0.113 R)
• M15: 16,887,356 km (0.119 R)
• M16: 19,902,650 km (0.114 R)
• M17: 20,670,237 km (0.072 R)
• M18: 25,696,875 km (0.098 R)
• M19: 27,163,533 km (0.119 R)
• M20: 30,971,397 km (0.08 R)
• M21: 35,232,094 km (0.116 R)
• M22: 35,790,692 km (0.09 R)
• M23: 38,201,911 km (0.1 R)
• M24: 38,910,257 km (0.109 R)
• M25: 41,211,221 km (0.066 R)

Asteroid Belt

Center: 11.01 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138

Radius: 6.9

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 10.67 AU - 13.83 AU

Year: 16416 Days

Day: 18.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,464,352 km

• M1: 113,246 km (0.113 R)
• M2: 598,691 km (0.096 R)
• M3: 915,090 km (0.108 R)
• M4: 7,349,594 km (0.089 R)
• M5: 7,698,606 km (0.066 R)
• M6: 10,555,626 km (0.113 R)
• M7: 10,999,931 km (0.099 R)
• M8: 14,770,695 km (0.101 R)
• M9: 16,546,272 km (0.118 R)
• M10: 16,811,061 km (0.12 R)
• M11: 21,915,041 km (0.104 R)
• M12: 25,690,442 km (0.047 R)
• M13: 28,151,926 km (0.058 R)
• M14: 30,369,265 km (0.11 R)
• M15: 33,012,959 km (0.109 R)
• M16: 34,069,269 km (0.094 R)
• M17: 35,148,020 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.3

Radius: 4.7

Gravity: 12.28 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 10.32 AU - 16.42 AU

Year: 18718 Days

Day: 18.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,464,352 km

• M1: 58,493 km (0.072 R)
• M2: 325,525 km (0.112 R)
• M3: 505,192 km (0.106 R)
• M4: 824,733 km (0.04 R)
• M5: 1,443,470 km (0.069 R)
• M6: 2,084,347 km (0.113 R)
• M7: 2,348,238 km (0.12 R)
• M8: 4,732,977 km (0.089 R)
• M9: 5,324,936 km (0.086 R)
• M10: 9,090,015 km (0.107 R)
• M11: 9,237,818 km (0.092 R)
• M12: 9,387,266 km (0.108 R)
• M13: 9,639,788 km (0.088 R)
• M14: 10,371,172 km (0.025 R)
• M15: 11,884,952 km (0.11 R)
• M16: 15,906,143 km (0.088 R)
• M17: 16,120,966 km (0.056 R)
• M18: 18,692,553 km (0.078 R)
• M19: 20,834,196 km (0.087 R)
• M20: 21,350,758 km (0.118 R)
• M21: 24,822,027 km (0.098 R)
• M22: 26,690,803 km (0.083 R)
• M23: 31,150,465 km (0.094 R)
• M24: 33,204,893 km (0.096 R)
• M25: 40,171,067 km (0.118 R)
• M26: 48,050,686 km (0.085 R)
• M27: 51,408,411 km (0.104 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 13,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit