🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.04 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.76 AU - 2.4 AU

Year: 1118 Days

Day: 24.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.15 AU - 3.43 AU

Year: 1737 Days

Day: 34.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.41 AU - 3.39 AU

Year: 1841 Days

Day: 28.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.48 AU - 3.94 AU

Year: 2664 Days

Day: 26.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.65 AU - 3.85 AU

Year: 2707 Days

Day: 29.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 11.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.6

Radius: 8.2

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 10.58 AU - 12.44 AU

Year: 14557 Days

Day: 5.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 42,008,255 km

• M1: 110,553 km (0.096 R)
• M2: 625,319 km (0.114 R)
• M3: 899,682 km (0.094 R)
• M4: 1,302,698 km (0.063 R)
• M5: 2,241,874 km (0.06 R)
• M6: 3,075,583 km (0.034 R)
• M7: 3,527,667 km (0.105 R)
• M8: 4,508,581 km (0.085 R)
• M9: 5,153,946 km (0.082 R)
• M10: 5,792,729 km (0.086 R)
• M11: 6,555,079 km (0.037 R)
• M12: 7,580,274 km (0.106 R)
• M13: 9,335,954 km (0.109 R)
• M14: 10,431,460 km (0.07 R)
• M15: 10,781,369 km (0.049 R)
• M16: 11,242,729 km (0.086 R)
• M17: 15,484,128 km (0.094 R)
• M18: 16,404,304 km (0.073 R)
• M19: 17,221,408 km (0.118 R)
• M20: 17,851,963 km (0.1 R)
• M21: 18,570,481 km (0.079 R)
• M22: 18,863,244 km (0.117 R)
• M23: 19,308,148 km (0.102 R)
• M24: 19,684,237 km (0.108 R)
• M25: 20,999,652 km (0.093 R)
• M26: 21,800,299 km (0.093 R)
• M27: 29,346,913 km (0.104 R)
• M28: 32,733,959 km (0.043 R)
• M29: 33,918,475 km (0.106 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 16,642 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit