🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.1

Radius: 14.3

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.4 AU - 0.62 AU

Year: 256 Days

Day: 12.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,605,430 km

• M1: 177,872 km (0.072 R)
• M2: 641,476 km (0.096 R)
• M3: 1,096,403 km (0.084 R)
• M4: 1,662,481 km (0.116 R)
• M5: 2,260,274 km (0.113 R)
• M6: 2,705,178 km (0.109 R)
• M7: 3,219,047 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.8

Radius: 8.5

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.43 AU - 0.71 AU

Year: 302 Days

Day: 5.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,605,430 km

• M1: 105,915 km (0.062 R)
• M2: 396,883 km (0.086 R)
• M3: 721,511 km (0.07 R)
• M4: 1,076,357 km (0.08 R)
• M5: 1,641,687 km (0.064 R)
• M6: 2,094,221 km (0.029 R)
• M7: 2,469,113 km (0.075 R)
• M8: 2,966,227 km (0.105 R)
• M9: 3,249,415 km (0.08 R)
• M10: 3,584,066 km (0.116 R)
• M11: 3,894,182 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.7

Radius: 12

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.72 AU - 1.18 AU

Year: 651 Days

Day: 11.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,605,430 km

• M1: 151,842 km (0.102 R)
• M2: 537,655 km (0.091 R)
• M3: 993,779 km (0.03 R)
• M4: 1,453,643 km (0.108 R)
• M5: 2,013,737 km (0.032 R)
• M6: 2,397,455 km (0.078 R)
• M7: 2,809,298 km (0.114 R)
• M8: 3,209,922 km (0.109 R)
• M9: 3,869,947 km (0.046 R)
• M10: 5,495,328 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.2

Radius: 12.9

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.36 AU - 1.88 AU

Year: 1449 Days

Day: 5.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,605,430 km

• M1: 161,416 km (0.085 R)
• M2: 596,896 km (0.112 R)
• M3: 1,000,361 km (0.093 R)
• M4: 1,403,976 km (0.115 R)
• M5: 2,355,718 km (0.083 R)
• M6: 3,208,874 km (0.086 R)
• M7: 3,635,827 km (0.053 R)
• M8: 5,051,172 km (0.111 R)
• M9: 7,464,635 km (0.108 R)
• M10: 8,474,121 km (0.069 R)
• M11: 9,026,885 km (0.059 R)
• M12: 10,831,185 km (0.057 R)
• M13: 11,836,333 km (0.038 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.6

Radius: 14.5

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.93 AU - 3.19 AU

Year: 3763 Days

Day: 12.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,605,430 km

• M1: 183,407 km (0.069 R)
• M2: 908,807 km (0.086 R)
• M3: 1,420,881 km (0.091 R)
• M4: 2,232,150 km (0.111 R)
• M5: 2,799,275 km (0.101 R)
• M6: 6,885,840 km (0.099 R)
• M7: 8,957,920 km (0.076 R)
• M8: 9,583,240 km (0.091 R)
• M9: 10,237,431 km (0.073 R)
• M10: 11,599,221 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 511.1

Radius: 6.5

Gravity: 12.1 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 9.05 AU - 9.21 AU

Year: 19392 Days

Day: 17.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,605,430 km

• M1: 80,783 km (0.064 R)
• M2: 290,968 km (0.102 R)
• M3: 761,304 km (0.104 R)
• M4: 1,002,605 km (0.03 R)
• M5: 1,727,706 km (0.118 R)
• M6: 2,034,681 km (0.087 R)
• M7: 2,551,840 km (0.071 R)
• M8: 2,853,579 km (0.084 R)
• M9: 3,101,762 km (0.063 R)
• M10: 3,994,562 km (0.083 R)
• M11: 5,012,426 km (0.06 R)
• M12: 5,600,795 km (0.096 R)
• M13: 7,181,296 km (0.086 R)
• M14: 10,133,760 km (0.09 R)
• M15: 12,002,836 km (0.096 R)
• M16: 13,668,757 km (0.036 R)
• M17: 14,232,891 km (0.057 R)
• M18: 17,534,217 km (0.103 R)
• M19: 17,948,453 km (0.099 R)
• M20: 18,369,272 km (0.071 R)
• M21: 21,312,760 km (0.105 R)
• M22: 23,943,588 km (0.111 R)
• M23: 25,494,918 km (0.092 R)
• M24: 29,257,005 km (0.047 R)
• M25: 31,634,265 km (0.052 R)
• M26: 32,495,949 km (0.099 R)
• M27: 34,009,281 km (0.116 R)
• M28: 41,257,298 km (0.054 R)
• M29: 43,180,229 km (0.102 R)
• M30: 44,239,980 km (0.061 R)
• M31: 46,096,938 km (0.052 R)
• M32: 47,683,573 km (0.105 R)
• M33: 52,319,312 km (0.083 R)
• M34: 53,870,792 km (0.075 R)
• M35: 63,246,090 km (0.107 R)
• M36: 65,401,496 km (0.11 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 15,330 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit