🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.53 AU - 0.55 AU

Year: 139 Days

Day: 32.7 Hours

Environment

Temp: 246 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,620,648 km

• M1: 44,580 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.72 AU - 0.86 AU

Year: 246 Days

Day: 44.5 Hours

Environment

Temp: 121 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.02 AU - 1.24 AU

Year: 420 Days

Day: 15.9 Hours

Environment

Temp: 24 °C

Axial Tilt: 47.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.12 AU - 1.2 AU

Year: 437 Days

Day: 17.7 Hours

Environment

Temp: 44 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 65,620,648 km

• M1: 470,485 km (0.093 R)
• M2: 643,720 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.39 AU - 2.99 AU

Year: 1543 Days

Day: 21.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,620,648 km

• M1: 1,617,452 km (0.097 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.78 AU - 6.23 AU

Year: 3911 Days

Day: 35.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.4

Radius: 8.6

Gravity: 10.61 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.68 AU - 6.6 AU

Year: 4686 Days

Day: 5.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,620,648 km

• M1: 106,962 km (0.1 R)
• M2: 386,112 km (0.037 R)
• M3: 979,268 km (0.118 R)
• M4: 1,355,656 km (0.068 R)
• M5: 2,021,965 km (0.105 R)
• M6: 3,461,844 km (0.101 R)
• M7: 3,852,744 km (0.088 R)
• M8: 4,176,922 km (0.069 R)
• M9: 4,827,673 km (0.109 R)
• M10: 5,602,291 km (0.105 R)
• M11: 6,521,420 km (0.086 R)
• M12: 7,396,568 km (0.069 R)
• M13: 8,539,794 km (0.073 R)
• M14: 9,214,630 km (0.09 R)
• M15: 9,502,756 km (0.083 R)
• M16: 10,447,317 km (0.118 R)
• M17: 12,273,757 km (0.101 R)
• M18: 12,927,201 km (0.061 R)
• M19: 17,784,344 km (0.067 R)
• M20: 20,233,860 km (0.107 R)
• M21: 23,125,587 km (0.109 R)
• M22: 25,226,390 km (0.097 R)
• M23: 29,358,433 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.4

Radius: 10.1

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 7.61 AU - 11.41 AU

Year: 10260 Days

Day: 7.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,620,648 km

• M1: 403,465 km (0.1 R)
• M2: 1,211,444 km (0.058 R)
• M3: 2,092,575 km (0.105 R)
• M4: 2,926,284 km (0.108 R)
• M5: 4,113,343 km (0.11 R)
• M6: 4,599,536 km (0.093 R)
• M7: 5,010,182 km (0.095 R)
• M8: 5,385,673 km (0.11 R)
• M9: 6,525,160 km (0.104 R)
• M10: 7,044,713 km (0.114 R)
• M11: 7,406,291 km (0.109 R)
• M12: 12,092,145 km (0.11 R)
• M13: 18,724,268 km (0.118 R)
• M14: 19,845,504 km (0.093 R)
• M15: 22,221,268 km (0.114 R)
• M16: 25,450,039 km (0.102 R)
• M17: 26,912,358 km (0.057 R)
• M18: 27,708,817 km (0.12 R)
• M19: 28,703,493 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 217.5

Radius: 4.3

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 15.08 AU - 22.44 AU

Year: 28427 Days

Day: 15.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,620,648 km

• M1: 53,556 km (0.107 R)
• M2: 593,904 km (0.078 R)
• M3: 1,431,951 km (0.09 R)
• M4: 1,619,696 km (0.093 R)
• M5: 2,025,705 km (0.116 R)
• M6: 2,409,723 km (0.113 R)
• M7: 2,585,350 km (0.095 R)
• M8: 3,036,687 km (0.119 R)
• M9: 3,268,115 km (0.115 R)
• M10: 3,766,126 km (0.058 R)
• M11: 5,339,597 km (0.115 R)
• M12: 12,583,574 km (0.112 R)
• M13: 29,522,990 km (0.064 R)
• M14: 32,874,132 km (0.08 R)
• M15: 33,372,742 km (0.069 R)
• M16: 36,603,308 km (0.081 R)
• M17: 36,870,490 km (0.102 R)
• M18: 40,036,280 km (0.086 R)
• M19: 48,814,234 km (0.059 R)
• M20: 49,463,040 km (0.078 R)
• M21: 54,512,566 km (0.094 R)
• M22: 60,080,150 km (0.115 R)
• M23: 62,143,404 km (0.091 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 14,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit