🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.52 AU - 0.62 AU

Year: 151 Days

Day: 36.4 Hours

Environment

Temp: 194 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.44 AU - 0.72 AU

Year: 155 Days

Day: 23.7 Hours

Environment

Temp: 182 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.48 AU - 0.74 AU

Year: 167 Days

Day: 47 Hours

Environment

Temp: 167 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 37,640,703 km

• M1: 81,381 km (0.06 R)
• M2: 190,139 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.39 AU - 1.69 AU

Year: 669 Days

Day: 22.5 Hours

Environment

Temp: 8 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 37,640,703 km

• M1: 23,786 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.56 AU - 1.76 AU

Year: 748 Days

Day: 42.5 Hours

Environment

Temp: -37 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.73 AU - 1.81 AU

Year: 824 Days

Day: 43.3 Hours

Environment

Temp: -29 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.43 AU - 5.19 AU

Year: 3130 Days

Day: 44.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,640,703 km

• M1: 994,377 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413

Radius: 12.7

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.68 AU - 10.7 AU

Year: 8962 Days

Day: 8.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,640,703 km

• M1: 157,975 km (0.107 R)
• M2: 764,894 km (0.073 R)
• M3: 1,683,724 km (0.053 R)
• M4: 2,592,980 km (0.079 R)
• M5: 3,806,368 km (0.08 R)
• M6: 4,434,081 km (0.08 R)
• M7: 5,188,802 km (0.074 R)
• M8: 5,833,569 km (0.087 R)
• M9: 7,700,550 km (0.104 R)
• M10: 11,280,577 km (0.096 R)
• M11: 15,223,977 km (0.107 R)
• M12: 17,538,106 km (0.12 R)
• M13: 19,638,460 km (0.04 R)
• M14: 23,750,457 km (0.107 R)
• M15: 26,760,666 km (0.077 R)
• M16: 30,600,244 km (0.094 R)
• M17: 31,689,616 km (0.12 R)
• M18: 37,528,421 km (0.11 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 15,302 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit