🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.5

Radius: 14.5

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.6 AU - 0.72 AU

Year: 358 Days

Day: 12.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 15,912,567 km

• M1: 180,565 km (0.038 R)
• M2: 642,074 km (0.116 R)
• M3: 1,101,190 km (0.108 R)
• M4: 1,657,694 km (0.09 R)
• M5: 2,131,470 km (0.118 R)
• M6: 2,648,032 km (0.1 R)
• M7: 3,192,269 km (0.115 R)
• M8: 3,862,019 km (0.097 R)
• M9: 5,567,285 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.3

Radius: 13.2

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.26 AU - 1.48 AU

Year: 1069 Days

Day: 13.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 15,912,567 km

• M1: 167,699 km (0.097 R)
• M2: 784,641 km (0.057 R)
• M3: 2,061,459 km (0.108 R)
• M4: 3,404,249 km (0.1 R)
• M5: 4,264,886 km (0.096 R)
• M6: 4,765,739 km (0.116 R)
• M7: 5,285,891 km (0.077 R)
• M8: 7,374,876 km (0.117 R)
• M9: 8,370,001 km (0.073 R)
• M10: 9,014,618 km (0.079 R)
• M11: 10,853,026 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.9

Radius: 11.6

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.25 AU - 3.45 AU

Year: 3208 Days

Day: 7.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 15,912,567 km

• M1: 144,212 km (0.112 R)
• M2: 592,856 km (0.093 R)
• M3: 1,032,225 km (0.096 R)
• M4: 1,504,356 km (0.088 R)
• M5: 1,973,794 km (0.104 R)
• M6: 2,389,228 km (0.078 R)
• M7: 3,324,364 km (0.112 R)
• M8: 4,307,371 km (0.063 R)
• M9: 4,915,636 km (0.071 R)
• M10: 5,715,087 km (0.075 R)
• M11: 6,103,593 km (0.111 R)
• M12: 6,872,377 km (0.093 R)
• M13: 8,424,454 km (0.11 R)
• M14: 11,367,493 km (0.096 R)
• M15: 12,438,465 km (0.111 R)
• M16: 14,677,645 km (0.112 R)
• M17: 15,569,249 km (0.025 R)
• M18: 16,441,255 km (0.078 R)
• M19: 17,059,244 km (0.092 R)
• M20: 18,341,896 km (0.029 R)
• M21: 21,033,012 km (0.064 R)
• M22: 22,166,216 km (0.08 R)
• M23: 22,575,665 km (0.12 R)
• M24: 23,621,504 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.6

Radius: 10.6

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.92 AU - 3.16 AU

Year: 3535 Days

Day: 13 Hours

Environment

Temp: -221 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 15,912,567 km

• M1: 131,945 km (0.105 R)
• M2: 489,484 km (0.086 R)
• M3: 886,667 km (0.09 R)
• M4: 1,360,443 km (0.115 R)
• M5: 1,770,192 km (0.084 R)
• M6: 2,176,350 km (0.063 R)
• M7: 3,085,157 km (0.114 R)
• M8: 3,422,500 km (0.054 R)
• M9: 3,947,738 km (0.089 R)
• M10: 4,405,807 km (0.095 R)
• M11: 5,614,558 km (0.088 R)
• M12: 6,195,446 km (0.047 R)
• M13: 6,923,389 km (0.118 R)
• M14: 8,333,349 km (0.119 R)
• M15: 8,960,763 km (0.051 R)
• M16: 11,712,915 km (0.065 R)
• M17: 13,963,166 km (0.079 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 17,341 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit