🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.5 AU - 0.52 AU

Year: 157 Days

Day: 24.5 Hours

Environment

Temp: 85 °C

Axial Tilt: 4.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.47 AU - 0.75 AU

Year: 205 Days

Day: 30.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.54 AU - 0.88 AU

Year: 258 Days

Day: 19.5 Hours

Environment

Temp: -14 °C

Axial Tilt: 144.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.61 AU - 0.83 AU

Year: 263 Days

Day: 22 Hours

Environment

Temp: 7 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.57 AU - 1.89 AU

Year: 979 Days

Day: 38.3 Hours

Environment

Temp: -100 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.73 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.2

Radius: 12.1

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.53 AU - 8.91 AU

Year: 9233 Days

Day: 9.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,727,170 km

• M1: 150,495 km (0.075 R)
• M2: 1,310,328 km (0.09 R)
• M3: 1,932,206 km (0.114 R)
• M4: 2,482,876 km (0.093 R)
• M5: 3,876,230 km (0.112 R)
• M6: 8,398,873 km (0.107 R)
• M7: 9,575,610 km (0.119 R)
• M8: 10,178,041 km (0.063 R)
• M9: 10,699,389 km (0.087 R)
• M10: 11,682,547 km (0.091 R)
• M11: 12,904,761 km (0.115 R)
• M12: 14,533,732 km (0.082 R)
• M13: 16,155,523 km (0.1 R)
• M14: 18,272,333 km (0.079 R)
• M15: 18,732,346 km (0.056 R)
• M16: 21,487,041 km (0.118 R)
• M17: 22,961,029 km (0.091 R)
• M18: 24,132,829 km (0.096 R)
• M19: 28,090,291 km (0.08 R)
• M20: 28,498,245 km (0.092 R)
• M21: 30,812,673 km (0.089 R)
• M22: 31,574,575 km (0.081 R)
• M23: 33,022,982 km (0.091 R)
• M24: 39,771,641 km (0.112 R)
• M25: 40,805,213 km (0.053 R)
• M26: 42,791,274 km (0.073 R)
• M27: 44,288,001 km (0.056 R)
• M28: 44,840,915 km (0.102 R)
• M29: 45,258,592 km (0.058 R)
• M30: 46,955,331 km (0.051 R)
• M31: 48,693,957 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.4

Radius: 11.1

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.78 AU - 10.38 AU

Year: 10818 Days

Day: 6.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,727,170 km

• M1: 138,079 km (0.082 R)
• M2: 539,001 km (0.075 R)
• M3: 936,333 km (0.102 R)
• M4: 1,306,887 km (0.077 R)
• M5: 1,953,449 km (0.118 R)
• M6: 3,128,690 km (0.082 R)
• M7: 3,833,894 km (0.03 R)
• M8: 4,586,521 km (0.109 R)
• M9: 5,404,073 km (0.068 R)
• M10: 6,281,914 km (0.07 R)
• M11: 7,028,407 km (0.039 R)
• M12: 8,999,957 km (0.058 R)
• M13: 9,398,636 km (0.069 R)
• M14: 9,855,508 km (0.101 R)
• M15: 11,572,442 km (0.099 R)
• M16: 12,971,183 km (0.031 R)
• M17: 13,595,754 km (0.118 R)
• M18: 17,429,349 km (0.048 R)
• M19: 19,045,006 km (0.102 R)
• M20: 23,810,595 km (0.078 R)
• M21: 25,355,792 km (0.102 R)
• M22: 26,063,689 km (0.088 R)
• M23: 26,603,139 km (0.108 R)
• M24: 34,096,945 km (0.107 R)
• M25: 34,959,377 km (0.071 R)
• M26: 36,615,425 km (0.05 R)
• M27: 39,373,112 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.6

Radius: 8.6

Gravity: 13.12 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 7.71 AU - 9.75 AU

Year: 11103 Days

Day: 12.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,727,170 km

• M1: 106,962 km (0.093 R)
• M2: 1,167,163 km (0.114 R)
• M3: 2,840,265 km (0.103 R)
• M4: 3,446,585 km (0.026 R)
• M5: 4,375,887 km (0.046 R)
• M6: 4,752,425 km (0.078 R)
• M7: 5,427,860 km (0.107 R)
• M8: 6,360,602 km (0.108 R)
• M9: 10,554,728 km (0.107 R)
• M10: 11,291,348 km (0.068 R)
• M11: 12,244,287 km (0.078 R)
• M12: 12,677,821 km (0.071 R)
• M13: 16,672,533 km (0.044 R)
• M14: 23,932,518 km (0.119 R)
• M15: 25,802,342 km (0.105 R)
• M16: 31,993,300 km (0.05 R)
• M17: 37,141,561 km (0.096 R)
• M18: 39,911,366 km (0.105 R)
• M19: 41,693,375 km (0.113 R)
• M20: 43,671,209 km (0.073 R)
• M21: 46,904,168 km (0.081 R)
• M22: 48,578,917 km (0.053 R)
• M23: 56,015,726 km (0.05 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 19,633 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit