🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.55 AU - 0.63 AU

Year: 158 Days

Day: 40.2 Hours

Environment

Temp: 201 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.62 AU - 0.66 AU

Year: 178 Days

Day: 43.2 Hours

Environment

Temp: 254 °C

Axial Tilt: 45.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.65 AU - 0.93 AU

Year: 245 Days

Day: 31.4 Hours

Environment

Temp: 192 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.72 AU - 0.9 AU

Year: 254 Days

Day: 43.2 Hours

Environment

Temp: 193 °C

Axial Tilt: 144.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,688,172 km

• M1: 31,266 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.83 AU - 1.17 AU

Year: 348 Days

Day: 17.7 Hours

Environment

Temp: 155 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,688,172 km

• M1: 64,925 km (0.053 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.04 AU - 1.38 AU

Year: 464 Days

Day: 33.5 Hours

Environment

Temp: 28 °C

Axial Tilt: 22.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 39,688,172 km

• M1: 19,298 km (0.049 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.59 AU - 5.25 AU

Year: 3236 Days

Day: 34.2 Hours

Environment

Temp: -111 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.8

Radius: 12.9

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.39 AU - 9.17 AU

Year: 8297 Days

Day: 12.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,688,172 km

• M1: 160,519 km (0.118 R)
• M2: 581,337 km (0.109 R)
• M3: 991,535 km (0.08 R)
• M4: 2,035,578 km (0.066 R)
• M5: 3,006,020 km (0.101 R)
• M6: 3,690,879 km (0.097 R)
• M7: 5,591,071 km (0.048 R)
• M8: 6,454,101 km (0.082 R)
• M9: 10,186,119 km (0.103 R)
• M10: 10,915,857 km (0.073 R)
• M11: 11,784,722 km (0.093 R)
• M12: 13,834,961 km (0.09 R)
• M13: 15,037,428 km (0.102 R)
• M14: 20,171,777 km (0.092 R)
• M15: 22,761,914 km (0.106 R)
• M16: 25,302,236 km (0.108 R)
• M17: 25,921,272 km (0.09 R)
• M18: 28,880,168 km (0.106 R)
• M19: 32,991,566 km (0.091 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 20,053 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit