🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.6

Radius: 11.2

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.86 AU - 1.08 AU

Year: 637 Days

Day: 11.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,967,656 km

• M1: 139,276 km (0.119 R)
• M2: 534,962 km (0.094 R)
• M3: 1,171,501 km (0.067 R)
• M4: 1,529,489 km (0.065 R)
• M5: 1,917,845 km (0.066 R)
• M6: 2,518,181 km (0.062 R)
• M7: 2,874,972 km (0.1 R)
• M8: 3,501,189 km (0.105 R)
• M9: 4,201,157 km (0.119 R)
• M10: 4,560,641 km (0.044 R)
• M11: 5,026,339 km (0.096 R)
• M12: 6,191,108 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.9

Radius: 14.7

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.86 AU - 1.22 AU

Year: 707 Days

Day: 13.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,967,656 km

• M1: 183,407 km (0.118 R)
• M2: 672,143 km (0.084 R)
• M3: 1,223,711 km (0.086 R)
• M4: 1,758,822 km (0.073 R)
• M5: 2,536,881 km (0.103 R)
• M6: 3,206,481 km (0.114 R)
• M7: 3,773,756 km (0.118 R)
• M8: 5,059,849 km (0.089 R)
• M9: 5,911,061 km (0.119 R)
• M10: 6,474,745 km (0.091 R)
• M11: 7,030,202 km (0.106 R)
• M12: 7,687,386 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129

Radius: 14.4

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.48 AU - 1.62 AU

Year: 1287 Days

Day: 9.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 49,967,656 km

• M1: 179,218 km (0.092 R)
• M2: 677,529 km (0.119 R)
• M3: 1,183,618 km (0.072 R)
• M4: 3,294,444 km (0.088 R)
• M5: 4,223,597 km (0.026 R)
• M6: 4,734,922 km (0.096 R)
• M7: 6,048,242 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.9

Radius: 12.7

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.06 AU - 2.08 AU

Year: 1986 Days

Day: 10.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 49,967,656 km

• M1: 157,975 km (0.056 R)
• M2: 610,060 km (0.1 R)
• M3: 1,039,705 km (0.09 R)
• M4: 2,004,911 km (0.047 R)
• M5: 3,985,287 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.9

Radius: 12.3

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.38 AU - 5.4 AU

Year: 8345 Days

Day: 12.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,967,656 km

• M1: 153,039 km (0.071 R)
• M2: 601,383 km (0.12 R)
• M3: 1,155,644 km (0.115 R)
• M4: 1,577,659 km (0.063 R)
• M5: 1,983,817 km (0.102 R)
• M6: 3,278,737 km (0.057 R)
• M7: 3,951,179 km (0.057 R)
• M8: 7,902,807 km (0.066 R)
• M9: 11,352,234 km (0.111 R)
• M10: 16,005,775 km (0.12 R)
• M11: 17,081,982 km (0.11 R)
• M12: 20,600,674 km (0.104 R)
• M13: 21,569,470 km (0.099 R)
• M14: 22,180,577 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.8

Radius: 3.9

Gravity: 38.32 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.42 AU - 7.96 AU

Year: 11539 Days

Day: 23.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 49,967,656 km

• M1: 48,470 km (0.11 R)
• M2: 197,619 km (0.114 R)
• M3: 587,321 km (0.064 R)
• M4: 747,241 km (0.071 R)
• M5: 967,001 km (0.032 R)
• M6: 1,356,254 km (0.117 R)
• M7: 1,746,406 km (0.092 R)
• M8: 2,045,302 km (0.09 R)
• M9: 2,244,267 km (0.103 R)
• M10: 2,897,262 km (0.078 R)
• M11: 3,590,648 km (0.079 R)
• M12: 3,880,569 km (0.093 R)
• M13: 4,185,898 km (0.036 R)
• M14: 4,477,165 km (0.115 R)
• M15: 5,132,703 km (0.115 R)
• M16: 6,066,493 km (0.104 R)
• M17: 7,230,813 km (0.094 R)
• M18: 9,147,910 km (0.107 R)
• M19: 9,293,169 km (0.07 R)
• M20: 9,439,925 km (0.093 R)
• M21: 10,885,040 km (0.106 R)
• M22: 14,334,917 km (0.095 R)
• M23: 14,795,080 km (0.105 R)
• M24: 17,540,350 km (0.074 R)
• M25: 18,603,243 km (0.037 R)
• M26: 20,031,903 km (0.104 R)
• M27: 20,689,685 km (0.102 R)
• M28: 21,108,110 km (0.063 R)
• M29: 21,361,828 km (0.106 R)
• M30: 23,646,786 km (0.087 R)
• M31: 27,371,474 km (0.065 R)
• M32: 27,774,191 km (0.06 R)
• M33: 31,468,810 km (0.06 R)
• M34: 33,951,237 km (0.11 R)
• M35: 36,439,498 km (0.118 R)
• M36: 37,172,229 km (0.03 R)
• M37: 38,667,010 km (0.115 R)
• M38: 43,527,296 km (0.068 R)
• M39: 44,907,486 km (0.06 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: 517 - 12,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit