🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.8

Radius: 9.3

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.53 AU - 0.69 AU

Year: 329 Days

Day: 5.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 46,988,674 km

• M1: 115,639 km (0.093 R)
• M2: 426,952 km (0.064 R)
• M3: 872,604 km (0.067 R)
• M4: 1,171,351 km (0.049 R)
• M5: 1,724,564 km (0.041 R)
• M6: 2,109,180 km (0.047 R)
• M7: 2,679,896 km (0.095 R)
• M8: 3,737,104 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.9

Radius: 14

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.77 AU - 0.79 AU

Year: 476 Days

Day: 6 Hours

Environment

Temp: -154 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,988,674 km

• M1: 174,132 km (0.106 R)
• M2: 653,593 km (0.116 R)
• M3: 1,362,537 km (0.099 R)
• M4: 1,858,006 km (0.073 R)
• M5: 2,539,125 km (0.094 R)
• M6: 3,001,681 km (0.082 R)
• M7: 3,591,546 km (0.056 R)
• M8: 4,714,128 km (0.094 R)
• M9: 5,295,166 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.2

Radius: 10.2

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.66 AU - 1.02 AU

Year: 531 Days

Day: 10.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,988,674 km

• M1: 126,859 km (0.059 R)
• M2: 488,736 km (0.068 R)
• M3: 859,889 km (0.036 R)
• M4: 1,291,628 km (0.102 R)
• M5: 1,757,775 km (0.091 R)
• M6: 2,175,153 km (0.115 R)
• M7: 2,684,983 km (0.119 R)
• M8: 3,538,289 km (0.096 R)
• M9: 3,863,963 km (0.094 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410.5

Radius: 4.7

Gravity: 18.58 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.07 AU - 7.75 AU

Year: 12538 Days

Day: 21 Hours

Environment

Temp: -232 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 46,988,674 km

• M1: 58,493 km (0.102 R)
• M2: 280,945 km (0.099 R)
• M3: 809,474 km (0.041 R)
• M4: 1,077,703 km (0.061 R)
• M5: 1,511,387 km (0.11 R)
• M6: 2,122,794 km (0.117 R)
• M7: 2,454,901 km (0.109 R)
• M8: 3,712,122 km (0.113 R)
• M9: 4,807,477 km (0.032 R)
• M10: 6,506,161 km (0.111 R)
• M11: 6,888,234 km (0.062 R)
• M12: 7,448,328 km (0.116 R)
• M13: 8,433,281 km (0.111 R)
• M14: 9,120,683 km (0.04 R)
• M15: 9,894,254 km (0.108 R)
• M16: 10,450,907 km (0.117 R)
• M17: 12,188,786 km (0.048 R)
• M18: 15,475,451 km (0.108 R)
• M19: 16,293,901 km (0.071 R)
• M20: 18,240,169 km (0.098 R)
• M21: 19,075,673 km (0.074 R)
• M22: 22,414,997 km (0.082 R)
• M23: 24,814,846 km (0.12 R)
• M24: 29,288,271 km (0.057 R)
• M25: 35,774,685 km (0.059 R)
• M26: 38,051,116 km (0.071 R)
• M27: 38,296,307 km (0.112 R)
• M28: 39,412,307 km (0.092 R)
• M29: 40,041,665 km (0.109 R)
• M30: 45,319,329 km (0.059 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 13,507 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit