🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.63 AU - 0.87 AU

Year: 238 Days

Day: 20.2 Hours

Environment

Temp: 125 °C

Axial Tilt: 17.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.09 AU - 1.45 AU

Year: 525 Days

Day: 43.8 Hours

Environment

Temp: -14 °C

Axial Tilt: 6.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.23 AU - 1.93 AU

Year: 729 Days

Day: 24.4 Hours

Environment

Temp: -35 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,656,684 km

• M1: 57,894 km (0.087 R)
• M2: 337,493 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.63 AU - 2.49 AU

Year: 1085 Days

Day: 18.2 Hours

Environment

Temp: -70 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.73 AU - 3.41 AU

Year: 1975 Days

Day: 31.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 122.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.68 AU - 5.3 AU

Year: 3493 Days

Day: 41.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.8

Radius: 11.5

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 11.87 AU - 12.15 AU

Year: 15279 Days

Day: 5.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,656,684 km

• M1: 144,212 km (0.1 R)
• M2: 1,573,770 km (0.052 R)
• M3: 2,081,505 km (0.094 R)
• M4: 5,125,522 km (0.088 R)
• M5: 6,116,010 km (0.06 R)
• M6: 12,528,522 km (0.04 R)
• M7: 17,066,723 km (0.082 R)
• M8: 18,000,513 km (0.117 R)
• M9: 18,565,694 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.2

Radius: 4

Gravity: 33.64 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 12.17 AU - 13.89 AU

Year: 17266 Days

Day: 16 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,656,684 km

• M1: 52,060 km (0.086 R)
• M2: 408,402 km (0.104 R)
• M3: 996,621 km (0.108 R)
• M4: 1,154,896 km (0.111 R)
• M5: 3,142,752 km (0.065 R)
• M6: 3,430,878 km (0.068 R)
• M7: 4,563,184 km (0.044 R)
• M8: 4,762,299 km (0.069 R)
• M9: 4,898,133 km (0.112 R)
• M10: 6,240,924 km (0.108 R)
• M11: 6,866,692 km (0.111 R)
• M12: 16,645,905 km (0.027 R)
• M13: 18,586,937 km (0.065 R)
• M14: 22,054,466 km (0.098 R)
• M15: 23,008,302 km (0.116 R)
• M16: 23,202,331 km (0.111 R)
• M17: 26,991,345 km (0.058 R)
• M18: 37,080,675 km (0.101 R)
• M19: 37,347,408 km (0.1 R)
• M20: 42,515,565 km (0.082 R)
• M21: 51,543,198 km (0.086 R)
• M22: 53,049,499 km (0.052 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: 285 - 18,082 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit