🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.62 AU - 0.94 AU

Year: 252 Days

Day: 25.9 Hours

Environment

Temp: 192 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.3 AU - 1.9 AU

Year: 739 Days

Day: 36.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.38 AU - 2.12 AU

Year: 846 Days

Day: 14.8 Hours

Environment

Temp: -45 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,110,377 km

• M1: 44,281 km (0.109 R)
• M2: 163,810 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.81 AU - 1.83 AU

Year: 897 Days

Day: 33.6 Hours

Environment

Temp: -62 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.64 AU - 2.08 AU

Year: 927 Days

Day: 31.8 Hours

Environment

Temp: -58 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.88 AU - 2.96 AU

Year: 1375 Days

Day: 38.2 Hours

Environment

Temp: -92 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.12 AU - 3.12 AU

Year: 2013 Days

Day: 25.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,110,377 km

• M1: 2,570,540 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.7

Radius: 7.6

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 13.91 AU - 22.83 AU

Year: 28758 Days

Day: 23.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,110,377 km

• M1: 94,546 km (0.04 R)
• M2: 395,986 km (0.104 R)
• M3: 694,583 km (0.082 R)
• M4: 2,040,066 km (0.109 R)
• M5: 3,956,265 km (0.113 R)
• M6: 4,788,329 km (0.03 R)
• M7: 8,390,645 km (0.092 R)
• M8: 13,913,948 km (0.069 R)
• M9: 18,059,605 km (0.096 R)
• M10: 19,302,164 km (0.059 R)
• M11: 23,474,449 km (0.051 R)
• M12: 35,420,288 km (0.115 R)
• M13: 45,034,793 km (0.032 R)
• M14: 48,983,429 km (0.119 R)
• M15: 50,694,679 km (0.087 R)
• M16: 64,411,308 km (0.06 R)
• M17: 65,637,562 km (0.091 R)
• M18: 66,049,853 km (0.04 R)
• M19: 71,349,208 km (0.083 R)
• M20: 73,990,808 km (0.059 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: 268 - 15,771 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit