🌌 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: 854.4

Radius: 14.2

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.4 AU - 0.62 AU

Year: 251 Days

Day: 6.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,078,988 km

• M1: 177,273 km (0.107 R)
• M2: 620,831 km (0.113 R)
• M3: 1,072,168 km (0.064 R)
• M4: 1,591,422 km (0.109 R)
• M5: 2,194,002 km (0.112 R)
• M6: 2,750,806 km (0.105 R)
• M7: 3,265,572 km (0.116 R)
• M8: 4,092,848 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.2

Radius: 11.6

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.56 AU - 0.7 AU

Year: 345 Days

Day: 6.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,078,988 km

• M1: 144,212 km (0.085 R)
• M2: 566,078 km (0.084 R)
• M3: 1,154,447 km (0.104 R)
• M4: 1,528,591 km (0.105 R)
• M5: 2,351,379 km (0.104 R)
• M6: 2,733,602 km (0.052 R)
• M7: 3,661,109 km (0.07 R)
• M8: 4,099,730 km (0.08 R)
• M9: 4,475,819 km (0.064 R)
• M10: 4,904,417 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.1

Radius: 8.2

Gravity: 12.36 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.6 AU - 0.78 AU

Year: 396 Days

Day: 14.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,078,988 km

• M1: 102,026 km (0.057 R)
• M2: 434,881 km (0.117 R)
• M3: 759,359 km (0.042 R)
• M4: 1,046,288 km (0.119 R)
• M5: 1,526,197 km (0.116 R)
• M6: 2,010,147 km (0.105 R)
• M7: 2,504,568 km (0.107 R)
• M8: 3,066,607 km (0.104 R)
• M9: 3,522,731 km (0.111 R)
• M10: 3,864,562 km (0.048 R)
• M11: 4,270,271 km (0.057 R)
• M12: 4,674,335 km (0.071 R)
• M13: 5,426,364 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.5

Radius: 11.8

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.42 AU - 1.62 AU

Year: 1294 Days

Day: 12.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,078,988 km

• M1: 146,756 km (0.092 R)
• M2: 672,293 km (0.093 R)
• M3: 1,371,364 km (0.058 R)
• M4: 1,895,255 km (0.062 R)
• M5: 2,676,007 km (0.105 R)
• M6: 3,628,496 km (0.119 R)
• M7: 5,086,627 km (0.113 R)
• M8: 10,325,095 km (0.06 R)
• M9: 10,882,497 km (0.112 R)
• M10: 11,425,388 km (0.086 R)

Asteroid Belt

Center: 3.27 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.8

Radius: 8.5

Gravity: 13.51 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.52 AU - 5.52 AU

Year: 7764 Days

Day: 14.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,078,988 km

• M1: 106,214 km (0.043 R)
• M2: 630,405 km (0.067 R)
• M3: 990,488 km (0.03 R)
• M4: 2,760,679 km (0.103 R)
• M5: 7,262,827 km (0.114 R)
• M6: 8,216,962 km (0.109 R)
• M7: 14,084,490 km (0.104 R)
• M8: 15,496,395 km (0.116 R)
• M9: 16,442,601 km (0.097 R)
• M10: 17,212,581 km (0.101 R)
• M11: 17,642,675 km (0.094 R)
• M12: 21,099,882 km (0.104 R)
• M13: 24,801,831 km (0.104 R)
• M14: 25,535,459 km (0.113 R)
• M15: 26,472,540 km (0.065 R)
• M16: 27,045,649 km (0.089 R)
• M17: 27,724,824 km (0.095 R)
• M18: 35,730,404 km (0.055 R)
• M19: 39,445,967 km (0.117 R)
• M20: 39,818,764 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.3

Radius: 3.7

Gravity: 52.62 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.7 AU - 6.78 AU

Year: 9492 Days

Day: 22.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 47,078,988 km

• M1: 54,753 km (0.11 R)
• M2: 186,399 km (0.12 R)
• M3: 463,155 km (0.083 R)
• M4: 872,604 km (0.095 R)
• M5: 1,241,214 km (0.071 R)
• M6: 2,204,025 km (0.116 R)
• M7: 2,506,512 km (0.1 R)
• M8: 3,240,439 km (0.084 R)
• M9: 3,456,459 km (0.118 R)
• M10: 4,135,035 km (0.081 R)
• M11: 5,889,967 km (0.096 R)
• M12: 6,929,972 km (0.078 R)
• M13: 7,370,089 km (0.068 R)
• M14: 7,913,877 km (0.055 R)
• M15: 8,756,263 km (0.054 R)
• M16: 8,987,391 km (0.073 R)
• M17: 9,903,379 km (0.105 R)
• M18: 10,103,840 km (0.119 R)
• M19: 10,669,171 km (0.042 R)
• M20: 11,528,610 km (0.046 R)
• M21: 12,031,858 km (0.115 R)
• M22: 13,445,258 km (0.043 R)
• M23: 14,510,844 km (0.079 R)
• M24: 15,835,084 km (0.07 R)
• M25: 16,040,482 km (0.108 R)
• M26: 19,027,802 km (0.087 R)
• M27: 22,710,752 km (0.1 R)
• M28: 23,147,129 km (0.052 R)
• M29: 23,411,618 km (0.084 R)
• M30: 26,359,893 km (0.06 R)
• M31: 26,551,976 km (0.112 R)
• M32: 28,122,305 km (0.085 R)
• M33: 30,910,660 km (0.053 R)
• M34: 32,868,597 km (0.119 R)
• M35: 40,116,763 km (0.104 R)
• M36: 44,042,660 km (0.07 R)
• M37: 45,543,875 km (0.108 R)
• M38: 46,657,033 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 14,440 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit