🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.43 AU - 0.59 AU

Year: 165 Days

Day: 44.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 24,292,974 km

• M1: 16,905 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.61 AU - 0.63 AU

Year: 221 Days

Day: 42 Hours

Environment

Temp: 8 °C

Axial Tilt: 0.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 24,292,974 km

• M1: 36,951 km (0.103 R)
• M2: 601,683 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.5 AU - 0.82 AU

Year: 243 Days

Day: 25.3 Hours

Environment

Temp: -29 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.87 AU - 1.29 AU

Year: 508 Days

Day: 27.3 Hours

Environment

Temp: -80 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.53 AU - 1.59 AU

Year: 883 Days

Day: 43.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,292,974 km

• M1: 151,094 km (0.099 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.21 AU - 1.95 AU

Year: 900 Days

Day: 21 Hours

Environment

Temp: -120 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.5

Radius: 10.4

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.29 AU - 2.69 AU

Year: 1780 Days

Day: 7.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 24,292,974 km

• M1: 129,851 km (0.066 R)
• M2: 599,588 km (0.104 R)
• M3: 1,424,770 km (0.119 R)
• M4: 2,082,402 km (0.091 R)
• M5: 4,385,910 km (0.059 R)
• M6: 4,860,584 km (0.081 R)
• M7: 5,347,525 km (0.1 R)
• M8: 6,078,909 km (0.104 R)
• M9: 6,670,120 km (0.086 R)
• M10: 7,191,768 km (0.08 R)
• M11: 7,853,439 km (0.075 R)
• M12: 8,346,364 km (0.104 R)
• M13: 8,676,078 km (0.118 R)
• M14: 9,108,566 km (0.081 R)
• M15: 9,916,544 km (0.051 R)
• M16: 11,235,249 km (0.064 R)
• M17: 11,974,562 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.8

Radius: 9.3

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.25 AU - 5.27 AU

Year: 4705 Days

Day: 8.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,292,974 km

• M1: 115,639 km (0.117 R)
• M2: 896,390 km (0.049 R)
• M3: 1,786,797 km (0.076 R)
• M4: 2,180,688 km (0.109 R)
• M5: 2,955,904 km (0.116 R)
• M6: 3,986,334 km (0.091 R)
• M7: 6,081,004 km (0.082 R)
• M8: 6,888,084 km (0.114 R)
• M9: 7,475,406 km (0.103 R)
• M10: 7,929,136 km (0.095 R)
• M11: 8,366,859 km (0.044 R)
• M12: 9,107,967 km (0.052 R)
• M13: 9,438,728 km (0.038 R)
• M14: 10,720,782 km (0.12 R)
• M15: 12,115,184 km (0.072 R)
• M16: 13,914,696 km (0.09 R)
• M17: 15,106,842 km (0.038 R)
• M18: 16,365,558 km (0.058 R)
• M19: 17,242,800 km (0.056 R)
• M20: 18,558,214 km (0.116 R)
• M21: 21,323,531 km (0.08 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.2

Radius: 14.2

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5.6 AU - 6.5 AU

Year: 6742 Days

Day: 11.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,292,974 km

• M1: 176,675 km (0.06 R)
• M2: 952,041 km (0.06 R)
• M3: 1,708,557 km (0.12 R)
• M4: 2,664,488 km (0.041 R)
• M5: 4,619,283 km (0.11 R)
• M6: 5,282,301 km (0.085 R)
• M7: 5,924,225 km (0.065 R)
• M8: 6,769,004 km (0.057 R)
• M9: 7,397,465 km (0.119 R)
• M10: 8,483,994 km (0.054 R)
• M11: 9,065,930 km (0.052 R)
• M12: 12,477,958 km (0.064 R)
• M13: 13,279,953 km (0.079 R)
• M14: 14,015,974 km (0.098 R)
• M15: 14,727,312 km (0.109 R)
• M16: 17,235,320 km (0.107 R)
• M17: 19,325,502 km (0.084 R)
• M18: 20,658,120 km (0.085 R)
• M19: 21,579,942 km (0.093 R)
• M20: 22,529,140 km (0.09 R)
• M21: 23,435,105 km (0.114 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 19,564 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit