🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.5

Radius: 8.3

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.66 AU - 0.68 AU

Year: 379 Days

Day: 7 Hours

Environment

Temp: -154 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,396,836 km

• M1: 103,223 km (0.114 R)
• M2: 393,891 km (0.106 R)
• M3: 664,514 km (0.03 R)
• M4: 1,495,829 km (0.11 R)
• M5: 1,846,187 km (0.103 R)
• M6: 2,266,707 km (0.075 R)
• M7: 2,590,437 km (0.063 R)
• M8: 2,973,407 km (0.057 R)
• M9: 3,618,473 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.4

Radius: 12.7

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.31 AU - 2.07 AU

Year: 1516 Days

Day: 9.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,396,836 km

• M1: 158,574 km (0.111 R)
• M2: 635,791 km (0.079 R)
• M3: 1,057,507 km (0.035 R)
• M4: 1,458,878 km (0.108 R)
• M5: 2,231,551 km (0.031 R)
• M6: 2,800,023 km (0.111 R)
• M7: 3,354,134 km (0.043 R)
• M8: 3,945,943 km (0.109 R)
• M9: 5,447,606 km (0.092 R)
• M10: 5,985,860 km (0.103 R)
• M11: 6,987,866 km (0.115 R)
• M12: 7,651,781 km (0.084 R)
• M13: 8,983,203 km (0.051 R)
• M14: 9,833,666 km (0.098 R)
• M15: 10,737,088 km (0.091 R)
• M16: 12,251,467 km (0.119 R)
• M17: 12,864,370 km (0.05 R)
• M18: 13,699,575 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.5

Radius: 10.7

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.46 AU - 3.08 AU

Year: 3182 Days

Day: 6.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,396,836 km

• M1: 149,149 km (0.092 R)
• M2: 551,418 km (0.076 R)
• M3: 992,731 km (0.102 R)
• M4: 1,733,241 km (0.1 R)
• M5: 2,091,977 km (0.079 R)
• M6: 2,619,010 km (0.117 R)
• M7: 3,157,562 km (0.102 R)
• M8: 3,999,200 km (0.072 R)
• M9: 5,478,872 km (0.053 R)
• M10: 6,006,205 km (0.034 R)
• M11: 7,518,789 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 97.2

Radius: 6.9

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.52 AU - 6.98 AU

Year: 12105 Days

Day: 20.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,396,836 km

• M1: 86,019 km (0.081 R)
• M2: 395,537 km (0.115 R)
• M3: 873,352 km (0.116 R)
• M4: 1,238,222 km (0.114 R)
• M5: 1,602,792 km (0.067 R)
• M6: 1,857,258 km (0.026 R)
• M7: 2,305,453 km (0.08 R)
• M8: 2,530,448 km (0.089 R)
• M9: 4,372,596 km (0.06 R)
• M10: 4,668,800 km (0.082 R)
• M11: 6,355,217 km (0.101 R)
• M12: 6,865,794 km (0.107 R)
• M13: 8,114,637 km (0.103 R)
• M14: 9,796,566 km (0.055 R)
• M15: 10,785,408 km (0.066 R)
• M16: 12,318,487 km (0.115 R)
• M17: 15,468,270 km (0.089 R)
• M18: 18,536,523 km (0.116 R)
• M19: 25,527,081 km (0.092 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: 361 - 10,579 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit