🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.52 AU - 0.6 AU

Year: 155 Days

Day: 18.1 Hours

Environment

Temp: 163 °C

Axial Tilt: 34.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.14 AU - 1.9 AU

Year: 691 Days

Day: 30.6 Hours

Environment

Temp: -44 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.34 AU - 1.96 AU

Year: 782 Days

Day: 39 Hours

Environment

Temp: -45 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.04 AU - 4.38 AU

Year: 3187 Days

Day: 30.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.35 AU - 5.51 AU

Year: 3440 Days

Day: 35.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,162,813 km

• M1: 2,501,426 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.7

Radius: 14.4

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 7.62 AU - 8.22 AU

Year: 8224 Days

Day: 11.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,162,813 km

• M1: 182,210 km (0.049 R)
• M2: 635,342 km (0.062 R)
• M3: 1,197,830 km (0.1 R)
• M4: 2,486,017 km (0.093 R)
• M5: 3,855,137 km (0.107 R)
• M6: 4,475,669 km (0.079 R)
• M7: 4,946,005 km (0.103 R)
• M8: 5,449,701 km (0.096 R)
• M9: 6,487,162 km (0.075 R)
• M10: 10,498,629 km (0.07 R)
• M11: 11,935,367 km (0.12 R)
• M12: 12,385,357 km (0.073 R)
• M13: 16,199,205 km (0.093 R)
• M14: 21,551,518 km (0.099 R)
• M15: 24,309,804 km (0.03 R)
• M16: 30,832,869 km (0.114 R)
• M17: 33,874,343 km (0.065 R)
• M18: 35,932,062 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.4

Radius: 6.6

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 17.44 AU - 21.58 AU

Year: 31795 Days

Day: 19.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,162,813 km

• M1: 196,871 km (0.088 R)
• M2: 443,558 km (0.085 R)
• M3: 2,465,373 km (0.085 R)
• M4: 3,182,545 km (0.1 R)
• M5: 4,315,749 km (0.112 R)
• M6: 5,521,957 km (0.06 R)
• M7: 6,240,026 km (0.114 R)
• M8: 12,976,718 km (0.055 R)
• M9: 14,968,763 km (0.12 R)
• M10: 15,583,311 km (0.073 R)
• M11: 19,871,833 km (0.058 R)
• M12: 24,886,204 km (0.049 R)
• M13: 26,333,564 km (0.115 R)
• M14: 30,792,478 km (0.08 R)
• M15: 32,346,201 km (0.109 R)
• M16: 32,799,483 km (0.111 R)
• M17: 40,510,056 km (0.107 R)
• M18: 43,326,535 km (0.102 R)
• M19: 49,196,457 km (0.117 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 11,451 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit