🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.63 AU - 0.67 AU

Year: 194 Days

Day: 38.6 Hours

Environment

Temp: 194 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.75 AU - 0.87 AU

Year: 270 Days

Day: 26.3 Hours

Environment

Temp: 144 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.82 AU - 0.84 AU

Year: 280 Days

Day: 31 Hours

Environment

Temp: 121 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.9 AU - 0.9 AU

Year: 317 Days

Day: 30.2 Hours

Environment

Temp: 45 °C

Axial Tilt: 77.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.04 AU - 3.08 AU

Year: 1985 Days

Day: 20.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,689,798 km

• M1: 345,571 km (0.088 R)
• M2: 577,149 km (0.111 R)

Asteroid Belt

Center: 4.04 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.4

Radius: 12.5

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.75 AU - 5.29 AU

Year: 4171 Days

Day: 12.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,689,798 km

• M1: 157,377 km (0.101 R)
• M2: 601,234 km (0.073 R)
• M3: 1,020,706 km (0.09 R)
• M4: 1,833,621 km (0.109 R)
• M5: 3,008,862 km (0.059 R)
• M6: 3,533,950 km (0.087 R)
• M7: 4,589,812 km (0.096 R)
• M8: 5,264,349 km (0.065 R)
• M9: 6,497,335 km (0.05 R)
• M10: 7,914,176 km (0.083 R)
• M11: 8,610,105 km (0.042 R)
• M12: 9,455,034 km (0.103 R)
• M13: 10,587,939 km (0.115 R)
• M14: 10,985,121 km (0.087 R)
• M15: 12,021,685 km (0.039 R)
• M16: 14,289,289 km (0.112 R)
• M17: 16,089,550 km (0.059 R)
• M18: 17,812,618 km (0.036 R)
• M19: 19,124,891 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.3

Radius: 13.8

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.47 AU - 11.07 AU

Year: 11325 Days

Day: 10.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,689,798 km

• M1: 171,738 km (0.112 R)
• M2: 604,974 km (0.045 R)
• M3: 1,358,498 km (0.111 R)
• M4: 1,832,873 km (0.116 R)
• M5: 2,598,515 km (0.104 R)
• M6: 3,455,561 km (0.098 R)
• M7: 4,050,512 km (0.073 R)
• M8: 6,022,960 km (0.075 R)
• M9: 6,532,939 km (0.037 R)
• M10: 7,640,113 km (0.067 R)
• M11: 8,955,377 km (0.115 R)
• M12: 9,485,702 km (0.097 R)
• M13: 12,190,880 km (0.069 R)
• M14: 13,348,020 km (0.082 R)
• M15: 14,941,686 km (0.107 R)
• M16: 15,816,384 km (0.08 R)
• M17: 17,805,737 km (0.114 R)
• M18: 18,789,193 km (0.032 R)
• M19: 20,941,009 km (0.045 R)
• M20: 26,713,692 km (0.082 R)
• M21: 33,890,949 km (0.056 R)
• M22: 37,634,336 km (0.115 R)
• M23: 38,092,106 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 752

Radius: 4.1

Gravity: 44.74 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 11.99 AU - 16.63 AU

Year: 20075 Days

Day: 22.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 78,689,798 km

• M1: 51,013 km (0.077 R)
• M2: 244,443 km (0.099 R)
• M3: 430,543 km (0.064 R)
• M4: 634,145 km (0.11 R)
• M5: 1,084,585 km (0.119 R)
• M6: 1,530,985 km (0.097 R)
• M7: 2,260,274 km (0.102 R)
• M8: 2,725,673 km (0.051 R)
• M9: 3,224,283 km (0.095 R)
• M10: 3,539,486 km (0.088 R)
• M11: 4,198,015 km (0.059 R)
• M12: 4,751,677 km (0.104 R)
• M13: 5,313,716 km (0.108 R)
• M14: 7,264,772 km (0.079 R)
• M15: 8,478,908 km (0.094 R)
• M16: 8,802,339 km (0.065 R)
• M17: 9,473,734 km (0.111 R)
• M18: 10,421,287 km (0.077 R)
• M19: 14,084,340 km (0.094 R)
• M20: 15,394,369 km (0.107 R)
• M21: 17,465,103 km (0.103 R)
• M22: 17,725,553 km (0.089 R)
• M23: 19,066,249 km (0.117 R)
• M24: 20,473,067 km (0.116 R)
• M25: 20,665,749 km (0.084 R)
• M26: 21,947,504 km (0.076 R)
• M27: 23,072,928 km (0.082 R)
• M28: 26,450,250 km (0.09 R)
• M29: 26,908,618 km (0.108 R)
• M30: 28,315,735 km (0.115 R)
• M31: 38,529,231 km (0.057 R)
• M32: 39,266,449 km (0.101 R)
• M33: 40,012,793 km (0.114 R)
• M34: 42,778,409 km (0.076 R)
• M35: 43,568,734 km (0.109 R)
• M36: 46,162,911 km (0.051 R)
• M37: 48,858,216 km (0.078 R)
• M38: 51,300,999 km (0.113 R)
• M39: 60,490,797 km (0.108 R)
• M40: 61,887,143 km (0.063 R)
• M41: 62,897,527 km (0.113 R)
• M42: 74,291,948 km (0.11 R)
• M43: 77,282,709 km (0.041 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 10,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit