🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.4 AU - 0.64 AU

Year: 134 Days

Day: 32.8 Hours

Environment

Temp: 250 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.05 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.26 AU - 1.9 AU

Year: 711 Days

Day: 38.7 Hours

Environment

Temp: -36 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.36 AU - 2.48 AU

Year: 1348 Days

Day: 29.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,939,222 km

• M1: 1,765,255 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.07 AU - 3.53 AU

Year: 2147 Days

Day: 22.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.35 AU - 3.87 AU

Year: 2457 Days

Day: 13.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.87 AU - 4.41 AU

Year: 2487 Days

Day: 34.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,939,222 km

• M1: 25,731 km (0.112 R)

Asteroid Belt

Center: 6.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.2

Radius: 12.4

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 10.04 AU - 10.2 AU

Year: 11530 Days

Day: 12.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 31,939,222 km

• M1: 155,283 km (0.1 R)
• M2: 571,763 km (0.071 R)
• M3: 1,167,761 km (0.083 R)
• M4: 1,621,791 km (0.115 R)
• M5: 2,449,216 km (0.114 R)
• M6: 3,517,794 km (0.069 R)
• M7: 4,433,034 km (0.069 R)
• M8: 5,136,892 km (0.114 R)
• M9: 6,661,743 km (0.091 R)
• M10: 7,860,321 km (0.093 R)
• M11: 10,536,028 km (0.115 R)
• M12: 11,790,556 km (0.083 R)
• M13: 12,974,923 km (0.104 R)
• M14: 13,367,916 km (0.072 R)
• M15: 15,391,377 km (0.036 R)
• M16: 17,071,062 km (0.112 R)
• M17: 19,157,354 km (0.062 R)
• M18: 19,815,136 km (0.053 R)
• M19: 20,944,749 km (0.073 R)
• M20: 21,958,125 km (0.052 R)
• M21: 23,003,964 km (0.093 R)
• M22: 25,456,172 km (0.055 R)
• M23: 25,895,840 km (0.088 R)
• M24: 27,063,152 km (0.047 R)
• M25: 29,022,137 km (0.12 R)
• M26: 31,677,798 km (0.059 R)
• M27: 32,186,730 km (0.084 R)
• M28: 37,808,618 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778.2

Radius: 6

Gravity: 21.62 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 11.83 AU - 18.39 AU

Year: 21036 Days

Day: 17.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 31,939,222 km

• M1: 75,098 km (0.106 R)
• M2: 730,935 km (0.082 R)
• M3: 984,354 km (0.1 R)
• M4: 1,208,751 km (0.103 R)
• M5: 1,434,943 km (0.043 R)
• M6: 1,707,360 km (0.105 R)
• M7: 2,890,829 km (0.108 R)
• M8: 3,186,584 km (0.113 R)
• M9: 4,230,179 km (0.092 R)
• M10: 4,866,568 km (0.086 R)
• M11: 7,500,688 km (0.117 R)
• M12: 7,802,427 km (0.104 R)
• M13: 8,112,094 km (0.046 R)
• M14: 8,429,990 km (0.116 R)
• M15: 9,261,305 km (0.097 R)
• M16: 9,785,646 km (0.091 R)
• M17: 10,206,913 km (0.113 R)
• M18: 13,354,901 km (0.088 R)
• M19: 17,181,914 km (0.115 R)
• M20: 18,972,002 km (0.102 R)
• M21: 19,344,351 km (0.12 R)
• M22: 19,626,792 km (0.111 R)
• M23: 21,986,399 km (0.065 R)
• M24: 23,553,437 km (0.095 R)
• M25: 31,858,063 km (0.088 R)
• M26: 33,997,163 km (0.026 R)
• M27: 38,707,551 km (0.1 R)
• M28: 40,522,922 km (0.075 R)
• M29: 40,985,478 km (0.083 R)
• M30: 42,394,241 km (0.101 R)
• M31: 46,813,961 km (0.12 R)
• M32: 48,007,901 km (0.096 R)
• M33: 50,456,669 km (0.088 R)
• M34: 55,791,329 km (0.087 R)
• M35: 55,981,767 km (0.049 R)
• M36: 56,747,559 km (0.118 R)
• M37: 57,714,709 km (0.106 R)
• M38: 60,080,450 km (0.105 R)
• M39: 81,132,760 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 33.2

Radius: 4.8

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 14.62 AU - 19.02 AU

Year: 24707 Days

Day: 21.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,939,222 km

• M1: 59,690 km (0.116 R)
• M2: 281,842 km (0.119 R)
• M3: 607,218 km (0.106 R)
• M4: 797,656 km (0.095 R)
• M5: 1,522,458 km (0.031 R)
• M6: 4,646,510 km (0.08 R)
• M7: 6,088,783 km (0.094 R)
• M8: 6,640,500 km (0.118 R)
• M9: 8,338,585 km (0.104 R)
• M10: 9,951,550 km (0.082 R)
• M11: 10,261,516 km (0.082 R)
• M12: 10,578,065 km (0.087 R)
• M13: 11,278,034 km (0.103 R)
• M14: 11,958,704 km (0.088 R)
• M15: 12,873,645 km (0.071 R)
• M16: 14,444,273 km (0.086 R)
• M17: 15,658,409 km (0.093 R)
• M18: 22,761,765 km (0.112 R)
• M19: 23,455,151 km (0.025 R)
• M20: 27,565,352 km (0.044 R)
• M21: 28,886,152 km (0.101 R)
• M22: 30,433,293 km (0.082 R)

Kuiper Belt

Range: 30.6 - 48.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 10,800 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit