🌌 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: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.5

Radius: 14.3

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.55 AU - 0.69 AU

Year: 331 Days

Day: 12.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 59,518,710 km

• M1: 181,013 km (0.118 R)
• M2: 633,996 km (0.074 R)
• M3: 1,157,588 km (0.091 R)
• M4: 1,706,762 km (0.1 R)
• M5: 2,176,799 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.4

Radius: 9

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.61 AU - 0.75 AU

Year: 380 Days

Day: 7.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,518,710 km

• M1: 118,930 km (0.079 R)
• M2: 448,794 km (0.111 R)
• M3: 999,912 km (0.06 R)
• M4: 1,695,542 km (0.094 R)
• M5: 3,176,412 km (0.099 R)
• M6: 3,603,364 km (0.038 R)
• M7: 4,149,695 km (0.044 R)
• M8: 4,500,353 km (0.1 R)
• M9: 4,901,275 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.7

Radius: 13.1

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.41 AU - 6.79 AU

Year: 8988 Days

Day: 8.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,518,710 km

• M1: 163,062 km (0.097 R)
• M2: 679,174 km (0.093 R)
• M3: 1,382,733 km (0.095 R)
• M4: 1,837,810 km (0.082 R)
• M5: 2,914,316 km (0.114 R)
• M6: 3,800,085 km (0.112 R)
• M7: 7,354,531 km (0.086 R)
• M8: 8,124,361 km (0.053 R)
• M9: 9,218,520 km (0.1 R)
• M10: 12,862,575 km (0.079 R)
• M11: 13,860,093 km (0.113 R)
• M12: 15,811,149 km (0.097 R)
• M13: 28,180,200 km (0.064 R)
• M14: 30,777,219 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.2

Radius: 5.3

Gravity: 34.82 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.41 AU - 7.85 AU

Year: 11579 Days

Day: 21.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,518,710 km

• M1: 65,973 km (0.108 R)
• M2: 266,583 km (0.046 R)
• M3: 442,361 km (0.103 R)
• M4: 673,490 km (0.11 R)
• M5: 1,159,832 km (0.057 R)
• M6: 2,261,321 km (0.111 R)
• M7: 3,353,984 km (0.072 R)
• M8: 4,163,458 km (0.115 R)
• M9: 5,592,567 km (0.095 R)
• M10: 5,852,867 km (0.086 R)
• M11: 6,764,965 km (0.096 R)
• M12: 7,952,324 km (0.119 R)
• M13: 8,234,016 km (0.041 R)
• M14: 21,706,352 km (0.079 R)
• M15: 24,947,390 km (0.085 R)
• M16: 25,248,081 km (0.086 R)
• M17: 26,370,813 km (0.073 R)
• M18: 31,896,211 km (0.109 R)
• M19: 35,809,691 km (0.116 R)
• M20: 37,618,030 km (0.071 R)
• M21: 39,080,948 km (0.085 R)
• M22: 39,894,611 km (0.075 R)
• M23: 42,974,980 km (0.117 R)
• M24: 46,815,457 km (0.056 R)
• M25: 47,887,176 km (0.039 R)
• M26: 51,200,320 km (0.08 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 13,063 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit