🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.09 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.85 AU - 2.51 AU

Year: 1126 Days

Day: 30.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,582,097 km

• M1: 699,520 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.86 AU - 3.96 AU

Year: 2203 Days

Day: 13.7 Hours

Environment

Temp: -99 °C

Axial Tilt: 173.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.7 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.5

Radius: 8.6

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.61 AU - 6.35 AU

Year: 5116 Days

Day: 13 Hours

Environment

Temp: -148 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,582,097 km

• M1: 106,962 km (0.1 R)
• M2: 441,912 km (0.111 R)
• M3: 1,036,115 km (0.112 R)
• M4: 1,320,500 km (0.096 R)
• M5: 1,634,357 km (0.079 R)
• M6: 1,931,608 km (0.106 R)
• M7: 2,524,464 km (0.034 R)
• M8: 3,504,181 km (0.116 R)
• M9: 4,645,463 km (0.054 R)
• M10: 5,903,282 km (0.102 R)
• M11: 7,017,487 km (0.083 R)
• M12: 7,743,186 km (0.107 R)
• M13: 8,738,012 km (0.071 R)
• M14: 9,304,838 km (0.09 R)
• M15: 11,550,152 km (0.05 R)
• M16: 12,232,917 km (0.092 R)
• M17: 14,547,047 km (0.097 R)
• M18: 14,915,057 km (0.08 R)
• M19: 18,696,742 km (0.071 R)
• M20: 19,383,695 km (0.081 R)
• M21: 21,275,211 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.7

Radius: 10.6

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.01 AU - 6.89 AU

Year: 5731 Days

Day: 12.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,582,097 km

• M1: 131,945 km (0.074 R)
• M2: 563,386 km (0.097 R)
• M3: 953,986 km (0.087 R)
• M4: 1,482,664 km (0.109 R)
• M5: 1,938,040 km (0.096 R)
• M6: 2,586,846 km (0.099 R)
• M7: 3,000,185 km (0.093 R)
• M8: 3,499,393 km (0.12 R)
• M9: 4,218,810 km (0.07 R)
• M10: 5,337,353 km (0.055 R)
• M11: 5,890,566 km (0.112 R)
• M12: 6,417,449 km (0.086 R)
• M13: 6,975,749 km (0.097 R)
• M14: 7,530,308 km (0.08 R)
• M15: 7,965,488 km (0.082 R)
• M16: 10,398,249 km (0.112 R)
• M17: 12,075,091 km (0.045 R)
• M18: 13,925,318 km (0.061 R)
• M19: 15,031,295 km (0.088 R)
• M20: 18,115,405 km (0.118 R)
• M21: 19,499,933 km (0.111 R)
• M22: 20,114,331 km (0.03 R)
• M23: 23,458,592 km (0.027 R)
• M24: 25,342,627 km (0.11 R)
• M25: 25,910,800 km (0.052 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: 239 - 15,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit