🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.83 AU - 3.91 AU

Year: 2809 Days

Day: 25 Hours

Environment

Temp: -129 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.13 AU - 4.77 AU

Year: 3464 Days

Day: 27.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.9

Radius: 12.3

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.75 AU - 5.41 AU

Year: 4224 Days

Day: 7.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 21,499,631 km

• M1: 153,039 km (0.09 R)
• M2: 633,397 km (0.088 R)
• M3: 1,218,325 km (0.057 R)
• M4: 1,630,467 km (0.064 R)
• M5: 2,421,541 km (0.111 R)
• M6: 2,999,737 km (0.059 R)
• M7: 3,435,066 km (0.119 R)
• M8: 4,366,911 km (0.09 R)
• M9: 4,929,100 km (0.089 R)
• M10: 6,227,759 km (0.117 R)
• M11: 6,728,164 km (0.103 R)
• M12: 7,415,267 km (0.103 R)
• M13: 7,809,607 km (0.105 R)
• M14: 8,676,228 km (0.083 R)
• M15: 9,376,944 km (0.107 R)
• M16: 10,035,474 km (0.058 R)
• M17: 11,575,883 km (0.031 R)
• M18: 12,795,405 km (0.092 R)
• M19: 13,316,305 km (0.109 R)
• M20: 13,703,913 km (0.094 R)
• M21: 15,172,665 km (0.08 R)
• M22: 20,271,259 km (0.096 R)
• M23: 20,914,680 km (0.073 R)
• M24: 21,571,564 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.9

Radius: 13.5

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.77 AU - 7.47 AU

Year: 6284 Days

Day: 10.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,499,631 km

• M1: 172,935 km (0.081 R)
• M2: 642,672 km (0.108 R)
• M3: 1,795,324 km (0.099 R)
• M4: 2,475,097 km (0.088 R)
• M5: 3,440,452 km (0.033 R)
• M6: 4,945,406 km (0.111 R)
• M7: 5,423,820 km (0.037 R)
• M8: 6,630,178 km (0.06 R)
• M9: 7,936,915 km (0.098 R)
• M10: 10,444,026 km (0.071 R)
• M11: 10,922,889 km (0.029 R)
• M12: 12,888,006 km (0.07 R)
• M13: 16,147,893 km (0.119 R)
• M14: 17,086,470 km (0.084 R)
• M15: 21,001,447 km (0.085 R)
• M16: 26,588,927 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.6

Radius: 10.2

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.5 AU - 11.62 AU

Year: 11773 Days

Day: 10.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,499,631 km

• M1: 129,701 km (0.119 R)
• M2: 703,858 km (0.103 R)
• M3: 1,140,684 km (0.107 R)
• M4: 1,525,749 km (0.09 R)
• M5: 1,959,882 km (0.037 R)
• M6: 2,388,629 km (0.074 R)
• M7: 3,029,207 km (0.114 R)
• M8: 3,436,562 km (0.074 R)
• M9: 5,625,179 km (0.083 R)
• M10: 6,023,409 km (0.089 R)
• M11: 7,744,083 km (0.066 R)
• M12: 8,373,142 km (0.027 R)
• M13: 12,525,082 km (0.102 R)
• M14: 14,298,116 km (0.066 R)
• M15: 15,811,747 km (0.094 R)
• M16: 16,769,622 km (0.061 R)
• M17: 19,036,179 km (0.04 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 18,158 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit