🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.65 AU - 0.99 AU

Year: 271 Days

Day: 34.1 Hours

Environment

Temp: 140 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.76 AU - 1.22 AU

Year: 360 Days

Day: 22.9 Hours

Environment

Temp: 36 °C

Axial Tilt: 27.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.08 AU - 1.16 AU

Year: 433 Days

Day: 15.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 18.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 67,354,698 km

• M1: 36,651 km (0.07 R)
• M2: 218,862 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.77 AU - 2.33 AU

Year: 1072 Days

Day: 25.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.81 AU - 3.47 AU

Year: 2032 Days

Day: 33.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738

Radius: 10.2

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.35 AU - 5.97 AU

Year: 4918 Days

Day: 13.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,354,698 km

• M1: 126,859 km (0.106 R)
• M2: 517,459 km (0.12 R)
• M3: 1,597,406 km (0.119 R)
• M4: 2,107,684 km (0.07 R)
• M5: 2,551,092 km (0.037 R)
• M6: 2,961,290 km (0.097 R)
• M7: 7,714,613 km (0.11 R)
• M8: 8,157,273 km (0.059 R)
• M9: 8,773,766 km (0.093 R)
• M10: 9,671,802 km (0.096 R)
• M11: 10,013,184 km (0.044 R)
• M12: 11,939,406 km (0.112 R)
• M13: 12,582,677 km (0.106 R)
• M14: 13,723,809 km (0.073 R)
• M15: 15,504,922 km (0.097 R)
• M16: 19,860,613 km (0.034 R)
• M17: 25,290,268 km (0.101 R)
• M18: 28,213,560 km (0.101 R)
• M19: 29,354,393 km (0.107 R)
• M20: 29,801,392 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.3

Radius: 12.2

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 10.8 AU - 13.5 AU

Year: 15469 Days

Day: 11.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,354,698 km

• M1: 154,086 km (0.069 R)
• M2: 1,046,288 km (0.103 R)
• M3: 1,740,422 km (0.053 R)
• M4: 3,313,294 km (0.112 R)
• M5: 5,607,377 km (0.09 R)
• M6: 6,275,631 km (0.115 R)
• M7: 7,353,932 km (0.103 R)
• M8: 11,516,642 km (0.116 R)
• M9: 13,953,741 km (0.087 R)
• M10: 18,950,161 km (0.097 R)
• M11: 21,282,541 km (0.042 R)
• M12: 22,517,771 km (0.062 R)
• M13: 23,599,812 km (0.077 R)
• M14: 28,730,421 km (0.078 R)
• M15: 37,205,290 km (0.117 R)
• M16: 38,577,551 km (0.116 R)
• M17: 40,411,471 km (0.075 R)
• M18: 43,797,469 km (0.106 R)
• M19: 45,792,656 km (0.054 R)
• M20: 46,261,646 km (0.113 R)
• M21: 50,627,211 km (0.058 R)
• M22: 51,464,659 km (0.099 R)
• M23: 52,141,291 km (0.078 R)
• M24: 59,794,568 km (0.037 R)
• M25: 64,180,329 km (0.083 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 20,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit