🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.1

Radius: 8.5

Gravity: 13.29 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.46 AU - 0.7 AU

Year: 295 Days

Day: 13.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,444,969 km

• M1: 105,766 km (0.06 R)
• M2: 419,173 km (0.103 R)
• M3: 916,885 km (0.109 R)
• M4: 1,265,598 km (0.054 R)
• M5: 1,533,229 km (0.111 R)
• M6: 1,883,886 km (0.098 R)
• M7: 2,219,584 km (0.104 R)
• M8: 2,798,228 km (0.079 R)
• M9: 3,649,889 km (0.083 R)
• M10: 3,969,430 km (0.105 R)
• M11: 4,361,077 km (0.079 R)
• M12: 4,678,673 km (0.077 R)
• M13: 5,026,638 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.2

Radius: 15

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.61 AU - 0.63 AU

Year: 326 Days

Day: 9.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 73,444,969 km

• M1: 186,549 km (0.051 R)
• M2: 778,657 km (0.118 R)
• M3: 1,343,090 km (0.1 R)
• M4: 1,966,165 km (0.111 R)
• M5: 2,611,979 km (0.098 R)
• M6: 3,140,209 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335

Radius: 10.3

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.88 AU - 1 AU

Year: 608 Days

Day: 5.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,444,969 km

• M1: 133,292 km (0.092 R)
• M2: 466,745 km (0.045 R)
• M3: 863,329 km (0.101 R)
• M4: 1,294,770 km (0.115 R)
• M5: 2,423,037 km (0.056 R)
• M6: 2,765,317 km (0.118 R)
• M7: 3,345,756 km (0.059 R)
• M8: 3,684,147 km (0.084 R)
• M9: 4,332,055 km (0.119 R)
• M10: 4,931,045 km (0.082 R)
• M11: 5,601,094 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.4

Radius: 12.7

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.3 AU - 3.52 AU

Year: 3310 Days

Day: 8.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,444,969 km

• M1: 159,322 km (0.05 R)
• M2: 804,537 km (0.098 R)
• M3: 1,398,890 km (0.116 R)
• M4: 1,949,410 km (0.106 R)
• M5: 2,848,194 km (0.073 R)
• M6: 3,608,749 km (0.064 R)
• M7: 4,152,687 km (0.097 R)
• M8: 5,431,599 km (0.118 R)
• M9: 6,093,271 km (0.057 R)
• M10: 6,631,674 km (0.088 R)
• M11: 7,201,791 km (0.1 R)
• M12: 8,101,323 km (0.091 R)
• M13: 8,753,420 km (0.116 R)
• M14: 10,758,929 km (0.114 R)
• M15: 12,196,864 km (0.066 R)
• M16: 13,521,553 km (0.05 R)
• M17: 14,588,784 km (0.097 R)
• M18: 20,345,011 km (0.067 R)
• M19: 20,910,342 km (0.091 R)
• M20: 21,745,546 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.7

Radius: 4.6

Gravity: 37.27 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 7.6 AU - 10.18 AU

Year: 17676 Days

Day: 19.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 73,444,969 km

• M1: 63,878 km (0.071 R)
• M2: 325,226 km (0.082 R)
• M3: 478,115 km (0.094 R)
• M4: 671,096 km (0.107 R)
• M5: 1,979,778 km (0.107 R)
• M6: 2,286,155 km (0.09 R)
• M7: 2,623,199 km (0.061 R)
• M8: 2,967,124 km (0.057 R)
• M9: 5,455,685 km (0.088 R)
• M10: 5,932,902 km (0.052 R)
• M11: 7,341,216 km (0.077 R)
• M12: 7,531,505 km (0.101 R)
• M13: 8,022,036 km (0.1 R)
• M14: 9,012,225 km (0.109 R)
• M15: 10,616,063 km (0.054 R)
• M16: 16,068,008 km (0.109 R)
• M17: 16,633,039 km (0.076 R)
• M18: 18,936,846 km (0.083 R)
• M19: 20,964,646 km (0.047 R)
• M20: 25,445,551 km (0.095 R)
• M21: 33,171,084 km (0.091 R)
• M22: 35,557,619 km (0.069 R)
• M23: 45,605,360 km (0.067 R)
• M24: 50,068,911 km (0.106 R)
• M25: 50,926,257 km (0.111 R)
• M26: 51,271,828 km (0.05 R)
• M27: 51,793,326 km (0.11 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: 376 - 13,456 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit