🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.68 AU - 0.72 AU

Year: 216 Days

Day: 44.9 Hours

Environment

Temp: 159 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,913,462 km

• M1: 464,801 km (0.055 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.81 AU - 1.17 AU

Year: 363 Days

Day: 48 Hours

Environment

Temp: 16 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 43,913,462 km

• M1: 289,023 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.19 AU - 4.51 AU

Year: 3347 Days

Day: 37.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.1

Radius: 10.8

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.19 AU - 6.93 AU

Year: 5504 Days

Day: 12.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,913,462 km

• M1: 134,488 km (0.115 R)
• M2: 571,763 km (0.118 R)
• M3: 915,240 km (0.117 R)
• M4: 1,547,440 km (0.115 R)
• M5: 2,576,375 km (0.069 R)
• M6: 4,312,907 km (0.051 R)
• M7: 4,988,491 km (0.081 R)
• M8: 5,548,136 km (0.085 R)
• M9: 7,041,422 km (0.047 R)
• M10: 9,559,902 km (0.063 R)
• M11: 10,008,546 km (0.108 R)
• M12: 11,792,651 km (0.107 R)
• M13: 13,443,164 km (0.039 R)
• M14: 14,882,295 km (0.063 R)
• M15: 21,751,231 km (0.077 R)
• M16: 23,244,218 km (0.071 R)
• M17: 26,521,010 km (0.079 R)
• M18: 27,588,241 km (0.116 R)
• M19: 32,747,423 km (0.101 R)
• M20: 35,446,467 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.3

Radius: 8.4

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 8.73 AU - 11.77 AU

Year: 12108 Days

Day: 11.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 43,913,462 km

• M1: 104,419 km (0.064 R)
• M2: 510,129 km (0.117 R)
• M3: 1,486,853 km (0.11 R)
• M4: 2,131,470 km (0.082 R)
• M5: 2,433,209 km (0.112 R)
• M6: 3,913,181 km (0.088 R)
• M7: 4,313,206 km (0.045 R)
• M8: 4,799,548 km (0.091 R)
• M9: 5,417,986 km (0.096 R)
• M10: 5,949,956 km (0.1 R)
• M11: 7,756,949 km (0.094 R)
• M12: 11,427,931 km (0.057 R)
• M13: 11,914,722 km (0.1 R)
• M14: 12,642,217 km (0.111 R)
• M15: 13,280,551 km (0.117 R)
• M16: 14,185,468 km (0.114 R)
• M17: 15,850,493 km (0.087 R)
• M18: 18,512,587 km (0.055 R)
• M19: 22,450,601 km (0.078 R)
• M20: 24,614,534 km (0.093 R)
• M21: 27,775,537 km (0.07 R)
• M22: 28,655,472 km (0.058 R)
• M23: 29,453,128 km (0.092 R)
• M24: 29,755,914 km (0.102 R)
• M25: 30,470,842 km (0.102 R)
• M26: 31,722,976 km (0.073 R)
• M27: 33,995,967 km (0.08 R)
• M28: 35,115,707 km (0.055 R)
• M29: 38,022,094 km (0.11 R)
• M30: 39,595,116 km (0.097 R)
• M31: 43,782,210 km (0.107 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 19,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit