🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.79 AU - 1.17 AU

Year: 358 Days

Day: 32.5 Hours

Environment

Temp: 37 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.03 AU - 3.11 AU

Year: 1520 Days

Day: 27.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.78 AU - 2.88 AU

Year: 1757 Days

Day: 34 Hours

Environment

Temp: -105 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.14 AU - 3.68 AU

Year: 2323 Days

Day: 12.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,816,218 km

• M1: 101,577 km (0.047 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.36 AU - 4.76 AU

Year: 3018 Days

Day: 24.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.3

Radius: 12.1

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.09 AU - 5.99 AU

Year: 4175 Days

Day: 13.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,816,218 km

• M1: 150,495 km (0.059 R)
• M2: 534,962 km (0.12 R)
• M3: 936,034 km (0.047 R)
• M4: 1,342,192 km (0.119 R)
• M5: 2,926,733 km (0.053 R)
• M6: 3,568,059 km (0.105 R)
• M7: 4,023,734 km (0.105 R)
• M8: 4,542,689 km (0.064 R)
• M9: 5,026,488 km (0.075 R)
• M10: 6,038,219 km (0.081 R)
• M11: 6,497,933 km (0.077 R)
• M12: 9,158,382 km (0.052 R)
• M13: 11,614,928 km (0.099 R)
• M14: 12,770,123 km (0.116 R)
• M15: 17,790,628 km (0.072 R)
• M16: 18,292,229 km (0.039 R)
• M17: 21,928,654 km (0.111 R)
• M18: 23,018,624 km (0.089 R)
• M19: 25,464,101 km (0.119 R)
• M20: 26,262,505 km (0.083 R)
• M21: 26,668,064 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.5

Radius: 12.8

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.8 AU - 6.76 AU

Year: 5807 Days

Day: 12.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,816,218 km

• M1: 159,172 km (0.092 R)
• M2: 849,267 km (0.094 R)
• M3: 1,466,658 km (0.087 R)
• M4: 2,153,761 km (0.118 R)
• M5: 2,624,994 km (0.105 R)
• M6: 3,823,572 km (0.118 R)
• M7: 7,062,515 km (0.104 R)
• M8: 7,740,493 km (0.1 R)
• M9: 11,998,796 km (0.057 R)
• M10: 12,501,146 km (0.089 R)
• M11: 16,852,799 km (0.086 R)
• M12: 17,483,503 km (0.049 R)
• M13: 18,195,290 km (0.101 R)
• M14: 20,660,962 km (0.107 R)
• M15: 21,456,823 km (0.096 R)
• M16: 23,419,247 km (0.105 R)
• M17: 26,837,858 km (0.115 R)
• M18: 29,838,791 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.2

Radius: 14.7

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 6.08 AU - 8.74 AU

Year: 7442 Days

Day: 14.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,816,218 km

• M1: 184,454 km (0.1 R)
• M2: 1,174,194 km (0.072 R)
• M3: 2,149,871 km (0.116 R)
• M4: 2,778,631 km (0.107 R)
• M5: 4,109,902 km (0.101 R)
• M6: 5,832,671 km (0.114 R)
• M7: 6,856,519 km (0.096 R)
• M8: 7,729,124 km (0.104 R)
• M9: 11,624,802 km (0.099 R)
• M10: 16,736,561 km (0.044 R)
• M11: 17,647,612 km (0.085 R)
• M12: 23,340,260 km (0.093 R)
• M13: 23,985,775 km (0.117 R)
• M14: 24,560,380 km (0.117 R)
• M15: 28,750,916 km (0.094 R)
• M16: 30,533,823 km (0.058 R)
• M17: 31,209,108 km (0.117 R)
• M18: 34,527,039 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.4

Radius: 3.9

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 15.03 AU - 22.17 AU

Year: 29597 Days

Day: 17.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,816,218 km

• M1: 197,469 km (0.096 R)
• M2: 350,657 km (0.09 R)
• M3: 496,067 km (0.063 R)
• M4: 800,199 km (0.118 R)
• M5: 950,694 km (0.091 R)
• M6: 1,195,586 km (0.084 R)
• M7: 1,321,248 km (0.12 R)
• M8: 2,594,775 km (0.057 R)
• M9: 2,968,321 km (0.084 R)
• M10: 5,896,998 km (0.115 R)
• M11: 10,906,582 km (0.096 R)
• M12: 12,187,739 km (0.08 R)
• M13: 20,644,656 km (0.043 R)
• M14: 23,571,538 km (0.119 R)
• M15: 27,215,742 km (0.11 R)
• M16: 28,886,152 km (0.105 R)
• M17: 30,525,296 km (0.109 R)
• M18: 32,022,322 km (0.1 R)
• M19: 37,477,259 km (0.108 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 18,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit