🌌 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: 708.9

Radius: 14.5

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.56 AU - 0.66 AU

Year: 323 Days

Day: 6.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,064,433 km

• M1: 180,565 km (0.094 R)
• M2: 632,649 km (0.115 R)
• M3: 1,193,641 km (0.105 R)
• M4: 1,696,739 km (0.048 R)
• M5: 2,195,349 km (0.088 R)
• M6: 2,679,896 km (0.056 R)
• M7: 3,343,812 km (0.03 R)
• M8: 3,870,097 km (0.082 R)
• M9: 4,518,304 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.3

Radius: 10.5

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.6 AU - 0.84 AU

Year: 414 Days

Day: 14.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 43,064,433 km

• M1: 130,749 km (0.075 R)
• M2: 492,027 km (0.08 R)
• M3: 850,763 km (0.116 R)
• M4: 1,884,185 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.5

Radius: 14.1

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1 AU - 1.54 AU

Year: 971 Days

Day: 5.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,064,433 km

• M1: 176,077 km (0.088 R)
• M2: 627,563 km (0.091 R)
• M3: 1,498,073 km (0.087 R)
• M4: 1,980,526 km (0.045 R)
• M5: 2,647,733 km (0.083 R)
• M6: 3,138,414 km (0.062 R)
• M7: 3,868,003 km (0.066 R)
• M8: 4,883,473 km (0.079 R)
• M9: 5,707,009 km (0.108 R)
• M10: 6,278,174 km (0.114 R)
• M11: 7,511,758 km (0.109 R)
• M12: 8,351,900 km (0.096 R)
• M13: 9,475,080 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577

Radius: 8

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.54 AU - 5.9 AU

Year: 9279 Days

Day: 24.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,064,433 km

• M1: 99,483 km (0.049 R)
• M2: 803,490 km (0.102 R)
• M3: 1,225,057 km (0.096 R)
• M4: 1,743,862 km (0.084 R)
• M5: 2,171,563 km (0.086 R)
• M6: 2,869,886 km (0.069 R)
• M7: 4,014,608 km (0.119 R)
• M8: 4,733,277 km (0.093 R)
• M9: 5,123,428 km (0.096 R)
• M10: 6,002,315 km (0.119 R)
• M11: 7,848,802 km (0.116 R)
• M12: 10,689,965 km (0.069 R)
• M13: 11,415,365 km (0.111 R)
• M14: 13,196,178 km (0.105 R)
• M15: 13,609,068 km (0.078 R)
• M16: 17,793,769 km (0.046 R)
• M17: 19,034,683 km (0.074 R)
• M18: 19,334,777 km (0.097 R)
• M19: 21,606,271 km (0.087 R)
• M20: 23,272,791 km (0.096 R)
• M21: 24,049,952 km (0.087 R)
• M22: 24,933,627 km (0.101 R)
• M23: 25,656,035 km (0.064 R)
• M24: 26,299,455 km (0.097 R)
• M25: 27,714,651 km (0.101 R)
• M26: 28,294,642 km (0.054 R)
• M27: 29,080,480 km (0.059 R)
• M28: 29,378,927 km (0.069 R)
• M29: 36,128,185 km (0.086 R)
• M30: 41,536,148 km (0.105 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: 464 - 17,675 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit