🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.44 AU - 0.7 AU

Year: 166 Days

Day: 46.6 Hours

Environment

Temp: 207 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.89 AU - 1.15 AU

Year: 397 Days

Day: 35.6 Hours

Environment

Temp: -9 °C

Axial Tilt: 32.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.97 AU - 1.35 AU

Year: 481 Days

Day: 21.6 Hours

Environment

Temp: -34 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.37 AU - 4.11 AU

Year: 2785 Days

Day: 15.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.7

Radius: 12.8

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6 AU - 8.86 AU

Year: 7797 Days

Day: 6.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,673,686 km

• M1: 159,471 km (0.102 R)
• M2: 601,982 km (0.101 R)
• M3: 1,574,368 km (0.101 R)
• M4: 2,420,045 km (0.112 R)
• M5: 2,909,230 km (0.111 R)
• M6: 4,136,980 km (0.091 R)
• M7: 4,762,598 km (0.088 R)
• M8: 5,421,876 km (0.088 R)
• M9: 6,889,730 km (0.116 R)
• M10: 7,374,427 km (0.107 R)
• M11: 8,966,896 km (0.12 R)
• M12: 9,758,269 km (0.067 R)
• M13: 11,195,905 km (0.091 R)
• M14: 13,664,718 km (0.06 R)
• M15: 14,154,651 km (0.116 R)
• M16: 14,997,635 km (0.077 R)
• M17: 19,653,719 km (0.117 R)
• M18: 22,233,984 km (0.106 R)
• M19: 27,970,463 km (0.061 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.8

Radius: 4.6

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 13.63 AU - 15.61 AU

Year: 21522 Days

Day: 19.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,673,686 km

• M1: 57,446 km (0.1 R)
• M2: 323,431 km (0.034 R)
• M3: 993,779 km (0.099 R)
• M4: 1,232,986 km (0.056 R)
• M5: 1,642,585 km (0.091 R)
• M6: 2,203,876 km (0.066 R)
• M7: 2,824,258 km (0.079 R)
• M8: 4,348,661 km (0.1 R)
• M9: 4,873,001 km (0.102 R)
• M10: 6,950,467 km (0.063 R)
• M11: 9,022,248 km (0.066 R)
• M12: 10,151,113 km (0.075 R)
• M13: 11,523,524 km (0.053 R)
• M14: 12,254,010 km (0.038 R)
• M15: 12,904,462 km (0.108 R)
• M16: 22,833,871 km (0.064 R)
• M17: 25,866,968 km (0.043 R)
• M18: 29,348,709 km (0.06 R)
• M19: 29,828,918 km (0.105 R)
• M20: 32,615,178 km (0.047 R)
• M21: 34,708,352 km (0.075 R)
• M22: 35,787,700 km (0.047 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 13,757 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit