🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.98 AU - 2.18 AU

Year: 1274 Days

Day: 33.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.54 AU - 2.96 AU

Year: 1936 Days

Day: 17.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.6

Radius: 10

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.6 AU - 4.22 AU

Year: 3283 Days

Day: 10.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,211,863 km

• M1: 124,465 km (0.111 R)
• M2: 555,606 km (0.051 R)
• M3: 1,082,490 km (0.072 R)
• M4: 1,823,000 km (0.109 R)
• M5: 2,202,380 km (0.057 R)
• M6: 7,419,755 km (0.086 R)
• M7: 9,033,467 km (0.118 R)
• M8: 10,405,130 km (0.077 R)
• M9: 10,802,163 km (0.043 R)
• M10: 11,140,853 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.6

Radius: 14.6

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.19 AU - 5.43 AU

Year: 4479 Days

Day: 12.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 22,211,863 km

• M1: 182,061 km (0.118 R)
• M2: 682,316 km (0.077 R)
• M3: 1,795,474 km (0.043 R)
• M4: 2,334,325 km (0.061 R)
• M5: 3,128,391 km (0.066 R)
• M6: 3,767,772 km (0.096 R)
• M7: 4,350,755 km (0.098 R)
• M8: 5,045,637 km (0.073 R)
• M9: 6,076,815 km (0.032 R)
• M10: 9,773,827 km (0.094 R)
• M11: 11,603,260 km (0.084 R)
• M12: 12,213,320 km (0.065 R)
• M13: 14,226,010 km (0.059 R)
• M14: 19,352,579 km (0.069 R)
• M15: 19,878,415 km (0.079 R)
• M16: 20,616,980 km (0.112 R)
• M17: 21,864,926 km (0.116 R)
• M18: 23,383,942 km (0.051 R)
• M19: 24,056,086 km (0.08 R)
• M20: 24,511,312 km (0.118 R)
• M21: 25,990,984 km (0.111 R)
• M22: 26,550,929 km (0.056 R)
• M23: 27,364,742 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.8

Radius: 8.8

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.76 AU - 5.76 AU

Year: 5122 Days

Day: 14 Hours

Environment

Temp: -178 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 22,211,863 km

• M1: 109,506 km (0.09 R)
• M2: 396,285 km (0.053 R)
• M3: 671,096 km (0.103 R)
• M4: 1,166,714 km (0.093 R)
• M5: 1,666,371 km (0.114 R)
• M6: 2,057,120 km (0.095 R)
• M7: 2,599,861 km (0.08 R)
• M8: 2,989,863 km (0.089 R)
• M9: 3,532,155 km (0.109 R)
• M10: 5,052,668 km (0.1 R)
• M11: 5,505,501 km (0.093 R)
• M12: 8,497,458 km (0.1 R)
• M13: 8,957,322 km (0.116 R)
• M14: 10,358,007 km (0.055 R)
• M15: 11,725,481 km (0.089 R)
• M16: 15,533,944 km (0.067 R)
• M17: 16,710,381 km (0.041 R)
• M18: 17,208,393 km (0.068 R)
• M19: 18,526,051 km (0.108 R)
• M20: 20,469,477 km (0.068 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 14,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit