🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.69 AU - 0.89 AU

Year: 260 Days

Day: 37.6 Hours

Environment

Temp: 176 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.13 AU - 1.33 AU

Year: 506 Days

Day: 45.5 Hours

Environment

Temp: -2 °C

Axial Tilt: 23 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.24 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.3

Radius: 12.5

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.13 AU - 5.37 AU

Year: 4461 Days

Day: 13.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 30,058,838 km

• M1: 165,455 km (0.083 R)
• M2: 1,665,922 km (0.109 R)
• M3: 2,585,051 km (0.087 R)
• M4: 3,577,633 km (0.049 R)
• M5: 4,695,279 km (0.107 R)
• M6: 5,812,027 km (0.119 R)
• M7: 7,224,380 km (0.1 R)
• M8: 11,495,699 km (0.045 R)
• M9: 11,916,966 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.2

Radius: 8.6

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.42 AU - 8.72 AU

Year: 6972 Days

Day: 8.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,058,838 km

• M1: 106,962 km (0.045 R)
• M2: 418,724 km (0.081 R)
• M3: 745,446 km (0.09 R)
• M4: 1,245,253 km (0.077 R)
• M5: 1,672,504 km (0.09 R)
• M6: 2,875,570 km (0.091 R)
• M7: 4,724,600 km (0.025 R)
• M8: 5,459,275 km (0.115 R)
• M9: 7,154,518 km (0.114 R)
• M10: 7,422,598 km (0.084 R)
• M11: 9,057,553 km (0.026 R)
• M12: 11,824,216 km (0.063 R)
• M13: 14,144,927 km (0.043 R)
• M14: 16,116,328 km (0.087 R)
• M15: 16,403,855 km (0.113 R)
• M16: 19,929,279 km (0.117 R)
• M17: 21,415,384 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.6

Radius: 10.6

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.89 AU - 9.15 AU

Year: 9223 Days

Day: 11.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,058,838 km

• M1: 155,133 km (0.107 R)
• M2: 1,049,579 km (0.065 R)
• M3: 1,516,474 km (0.085 R)
• M4: 2,380,850 km (0.108 R)
• M5: 2,769,057 km (0.053 R)
• M6: 3,462,293 km (0.111 R)
• M7: 3,872,640 km (0.104 R)
• M8: 4,740,308 km (0.053 R)
• M9: 6,404,135 km (0.059 R)
• M10: 8,124,960 km (0.111 R)
• M11: 9,666,865 km (0.107 R)
• M12: 10,178,340 km (0.028 R)
• M13: 12,014,803 km (0.086 R)
• M14: 17,243,698 km (0.069 R)
• M15: 18,902,738 km (0.113 R)
• M16: 19,233,499 km (0.109 R)
• M17: 19,568,299 km (0.1 R)
• M18: 24,048,905 km (0.111 R)
• M19: 25,227,437 km (0.073 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: 520 - 13,817 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit