🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.53 AU - 0.61 AU

Year: 154 Days

Day: 24 Hours

Environment

Temp: 219 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.59 AU - 0.93 AU

Year: 237 Days

Day: 42.2 Hours

Environment

Temp: 177 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.86 AU - 1.16 AU

Year: 364 Days

Day: 32.8 Hours

Environment

Temp: 110 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.09 AU - 1.43 AU

Year: 507 Days

Day: 24.9 Hours

Environment

Temp: 4 °C

Axial Tilt: 37.6 °

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: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.48 AU - 1.98 AU

Year: 815 Days

Day: 14.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,171,024 km

• M1: 1,345,932 km (0.079 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.64 AU - 2.36 AU

Year: 1013 Days

Day: 27.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.53 AU - 5.55 AU

Year: 4052 Days

Day: 17.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.8

Radius: 10.4

Gravity: 9.12 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 5.4 AU - 5.82 AU

Year: 4759 Days

Day: 8.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,171,024 km

• M1: 129,402 km (0.093 R)
• M2: 524,041 km (0.119 R)
• M3: 1,409,810 km (0.091 R)
• M4: 1,848,880 km (0.094 R)
• M5: 2,264,613 km (0.093 R)
• M6: 2,652,520 km (0.069 R)
• M7: 4,566,774 km (0.092 R)
• M8: 5,778,816 km (0.115 R)
• M9: 6,184,526 km (0.084 R)
• M10: 8,745,791 km (0.079 R)
• M11: 9,365,874 km (0.113 R)
• M12: 10,647,778 km (0.108 R)
• M13: 11,307,056 km (0.118 R)
• M14: 11,745,078 km (0.096 R)
• M15: 16,644,708 km (0.1 R)
• M16: 17,922,722 km (0.1 R)
• M17: 19,127,883 km (0.116 R)
• M18: 19,541,371 km (0.098 R)
• M19: 20,243,883 km (0.11 R)
• M20: 24,980,152 km (0.042 R)
• M21: 27,169,217 km (0.048 R)
• M22: 27,779,726 km (0.069 R)
• M23: 29,758,308 km (0.063 R)
• M24: 31,350,328 km (0.101 R)
• M25: 31,925,532 km (0.078 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.8

Radius: 11.8

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.96 AU - 6.04 AU

Year: 5264 Days

Day: 14.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,171,024 km

• M1: 146,756 km (0.077 R)
• M2: 660,923 km (0.081 R)
• M3: 1,183,768 km (0.033 R)
• M4: 1,953,150 km (0.118 R)
• M5: 2,745,570 km (0.064 R)
• M6: 3,409,036 km (0.088 R)
• M7: 3,895,828 km (0.119 R)
• M8: 4,536,705 km (0.042 R)
• M9: 7,453,864 km (0.09 R)
• M10: 14,646,679 km (0.084 R)
• M11: 15,233,701 km (0.116 R)
• M12: 17,521,800 km (0.036 R)
• M13: 18,804,901 km (0.071 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.2

Radius: 4.4

Gravity: 16.85 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 12.32 AU - 20.22 AU

Year: 23505 Days

Day: 16.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,171,024 km

• M1: 177,722 km (0.109 R)
• M2: 351,705 km (0.093 R)
• M3: 544,985 km (0.112 R)
• M4: 1,063,192 km (0.08 R)
• M5: 1,271,283 km (0.12 R)
• M6: 2,430,666 km (0.114 R)
• M7: 3,403,651 km (0.081 R)
• M8: 5,422,175 km (0.115 R)
• M9: 6,574,527 km (0.111 R)
• M10: 7,095,876 km (0.088 R)
• M11: 10,875,765 km (0.092 R)
• M12: 12,299,039 km (0.094 R)
• M13: 14,988,211 km (0.099 R)
• M14: 19,149,425 km (0.09 R)
• M15: 20,029,210 km (0.116 R)
• M16: 20,388,544 km (0.07 R)
• M17: 28,396,219 km (0.112 R)
• M18: 28,622,261 km (0.096 R)
• M19: 31,915,509 km (0.07 R)
• M20: 38,823,789 km (0.115 R)
• M21: 39,663,482 km (0.082 R)
• M22: 46,821,890 km (0.09 R)
• M23: 53,752,161 km (0.12 R)
• M24: 59,100,284 km (0.114 R)
• M25: 66,171,028 km (0.042 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 16,063 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit