🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.4

Radius: 10.5

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.95 AU - 1.15 AU

Year: 730 Days

Day: 6.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 109.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,674,694 km

• M1: 130,599 km (0.113 R)
• M2: 943,963 km (0.106 R)
• M3: 1,727,107 km (0.097 R)
• M4: 2,806,905 km (0.096 R)
• M5: 3,533,352 km (0.056 R)
• M6: 4,303,781 km (0.079 R)
• M7: 4,910,550 km (0.114 R)
• M8: 5,411,254 km (0.065 R)
• M9: 6,216,091 km (0.062 R)
• M10: 7,141,802 km (0.076 R)
• M11: 7,559,330 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.9

Radius: 10.5

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.72 AU - 2.76 AU

Year: 2274 Days

Day: 12.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,674,694 km

• M1: 130,599 km (0.115 R)
• M2: 565,031 km (0.1 R)
• M3: 891,903 km (0.065 R)
• M4: 1,271,582 km (0.111 R)
• M5: 1,615,358 km (0.045 R)
• M6: 2,021,965 km (0.092 R)
• M7: 2,371,425 km (0.106 R)
• M8: 3,074,535 km (0.085 R)
• M9: 3,655,574 km (0.103 R)
• M10: 5,508,194 km (0.103 R)
• M11: 5,915,249 km (0.11 R)
• M12: 6,764,666 km (0.045 R)
• M13: 7,126,543 km (0.097 R)
• M14: 7,832,795 km (0.062 R)
• M15: 8,887,011 km (0.078 R)
• M16: 9,258,762 km (0.106 R)
• M17: 10,000,318 km (0.055 R)
• M18: 11,311,544 km (0.026 R)
• M19: 11,859,521 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.5

Radius: 8.9

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.71 AU - 2.73 AU

Year: 3043 Days

Day: 8.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,674,694 km

• M1: 110,702 km (0.101 R)
• M2: 833,410 km (0.088 R)
• M3: 1,152,652 km (0.066 R)
• M4: 1,634,955 km (0.086 R)
• M5: 2,789,402 km (0.093 R)
• M6: 3,331,096 km (0.04 R)
• M7: 4,687,948 km (0.055 R)
• M8: 6,275,780 km (0.104 R)
• M9: 8,835,250 km (0.039 R)
• M10: 12,932,437 km (0.09 R)
• M11: 14,069,530 km (0.03 R)
• M12: 16,642,165 km (0.096 R)
• M13: 17,099,485 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.8

Radius: 11

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.71 AU - 3.21 AU

Year: 3454 Days

Day: 5.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,674,694 km

• M1: 136,732 km (0.041 R)
• M2: 538,852 km (0.095 R)
• M3: 1,001,558 km (0.095 R)
• M4: 1,403,826 km (0.094 R)
• M5: 2,229,607 km (0.115 R)
• M6: 2,627,836 km (0.083 R)
• M7: 3,037,435 km (0.063 R)
• M8: 3,879,372 km (0.042 R)
• M9: 5,492,486 km (0.104 R)
• M10: 7,380,261 km (0.093 R)
• M11: 9,121,880 km (0.033 R)
• M12: 10,949,068 km (0.12 R)
• M13: 12,202,399 km (0.088 R)
• M14: 12,960,262 km (0.092 R)
• M15: 13,698,976 km (0.12 R)
• M16: 14,155,399 km (0.1 R)
• M17: 15,695,958 km (0.113 R)
• M18: 16,252,313 km (0.112 R)
• M19: 16,879,427 km (0.066 R)
• M20: 20,720,053 km (0.113 R)
• M21: 21,593,405 km (0.099 R)
• M22: 23,127,083 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606

Radius: 5.9

Gravity: 17.41 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 6.07 AU - 6.31 AU

Year: 10445 Days

Day: 19.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,674,694 km

• M1: 86,916 km (0.111 R)
• M2: 281,992 km (0.059 R)
• M3: 563,386 km (0.115 R)
• M4: 1,004,400 km (0.115 R)
• M5: 1,819,858 km (0.114 R)
• M6: 2,449,815 km (0.107 R)
• M7: 4,020,592 km (0.091 R)
• M8: 7,356,774 km (0.093 R)
• M9: 8,159,068 km (0.074 R)
• M10: 11,787,714 km (0.096 R)
• M11: 17,580,443 km (0.114 R)
• M12: 21,331,460 km (0.072 R)
• M13: 25,583,480 km (0.118 R)
• M14: 29,428,594 km (0.097 R)
• M15: 30,579,002 km (0.042 R)
• M16: 30,897,944 km (0.034 R)
• M17: 32,195,556 km (0.096 R)
• M18: 36,783,424 km (0.039 R)
• M19: 41,139,564 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.3

Radius: 4.7

Gravity: 14.73 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 7.88 AU - 9.38 AU

Year: 17195 Days

Day: 16.1 Hours

Environment

Temp: -241 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 53,674,694 km

• M1: 59,091 km (0.072 R)
• M2: 621,579 km (0.1 R)
• M3: 1,161,328 km (0.106 R)
• M4: 1,520,662 km (0.116 R)
• M5: 1,718,431 km (0.039 R)
• M6: 2,074,174 km (0.092 R)
• M7: 2,222,127 km (0.116 R)
• M8: 2,436,949 km (0.065 R)
• M9: 3,166,089 km (0.099 R)
• M10: 3,337,828 km (0.105 R)
• M11: 5,914,202 km (0.087 R)
• M12: 6,099,853 km (0.05 R)
• M13: 7,170,675 km (0.102 R)
• M14: 7,381,907 km (0.076 R)
• M15: 7,640,861 km (0.067 R)
• M16: 8,040,736 km (0.11 R)
• M17: 9,224,354 km (0.118 R)
• M18: 10,040,111 km (0.095 R)
• M19: 12,049,660 km (0.088 R)
• M20: 13,465,005 km (0.109 R)
• M21: 15,263,620 km (0.091 R)
• M22: 15,754,900 km (0.118 R)
• M23: 17,671,847 km (0.115 R)
• M24: 17,980,018 km (0.064 R)
• M25: 32,985,582 km (0.058 R)
• M26: 33,924,010 km (0.11 R)
• M27: 35,854,122 km (0.101 R)
• M28: 45,449,479 km (0.071 R)
• M29: 49,144,097 km (0.106 R)
• M30: 49,295,790 km (0.097 R)
• M31: 50,213,273 km (0.103 R)
• M32: 53,674,669 km (0.076 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 12,144 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit