🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.74 AU - 0.84 AU

Year: 217 Days

Day: 37.2 Hours

Environment

Temp: 221 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.02 AU - 1.28 AU

Year: 381 Days

Day: 22.1 Hours

Environment

Temp: 213 °C

Axial Tilt: 3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,173,327 km

• M1: 309,219 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.51 AU - 2.11 AU

Year: 752 Days

Day: 23.7 Hours

Environment

Temp: 40 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.18 AU - 3.24 AU

Year: 1377 Days

Day: 39.4 Hours

Environment

Temp: -26 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.32 AU - 4.44 AU

Year: 2359 Days

Day: 12.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,173,327 km

• M1: 2,581,760 km (0.09 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.92 AU - 4.12 AU

Year: 2488 Days

Day: 27.2 Hours

Environment

Temp: -75 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.31 AU - 4.43 AU

Year: 2820 Days

Day: 19.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,173,327 km

• M1: 249,080 km (0.098 R)

Asteroid Belt

Center: 7.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.1

Radius: 13

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 10.89 AU - 11.97 AU

Year: 11929 Days

Day: 9.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,173,327 km

• M1: 167,250 km (0.076 R)
• M2: 1,146,069 km (0.077 R)
• M3: 1,894,358 km (0.104 R)
• M4: 4,749,433 km (0.051 R)
• M5: 5,387,319 km (0.116 R)
• M6: 5,938,138 km (0.042 R)
• M7: 7,607,201 km (0.098 R)
• M8: 17,537,209 km (0.101 R)
• M9: 22,376,550 km (0.089 R)
• M10: 23,986,223 km (0.119 R)
• M11: 26,153,597 km (0.051 R)
• M12: 27,837,471 km (0.101 R)
• M13: 28,757,647 km (0.044 R)
• M14: 32,755,052 km (0.118 R)
• M15: 33,780,546 km (0.111 R)
• M16: 43,447,859 km (0.075 R)
• M17: 44,685,931 km (0.075 R)

Kuiper Belt

Range: 35.6 - 59.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 11,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit