🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.1

Radius: 8.4

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.9 AU - 1 AU

Year: 651 Days

Day: 11.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,257,254 km

• M1: 105,317 km (0.105 R)
• M2: 434,881 km (0.056 R)
• M3: 702,960 km (0.104 R)
• M4: 1,104,780 km (0.048 R)
• M5: 1,384,528 km (0.118 R)
• M6: 1,695,692 km (0.078 R)
• M7: 2,044,255 km (0.116 R)
• M8: 3,031,302 km (0.116 R)
• M9: 3,480,544 km (0.059 R)
• M10: 3,813,848 km (0.064 R)
• M11: 4,092,699 km (0.036 R)
• M12: 4,512,321 km (0.098 R)
• M13: 5,134,049 km (0.082 R)
• M14: 5,869,024 km (0.112 R)
• M15: 6,162,086 km (0.064 R)
• M16: 7,122,355 km (0.089 R)
• M17: 7,988,227 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.8

Radius: 12.7

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.76 AU - 1.16 AU

Year: 661 Days

Day: 8 Hours

Environment

Temp: -174 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,257,254 km

• M1: 157,975 km (0.045 R)
• M2: 567,874 km (0.033 R)
• M3: 1,021,305 km (0.106 R)
• M4: 1,651,411 km (0.075 R)
• M5: 2,062,356 km (0.101 R)
• M6: 2,597,767 km (0.061 R)
• M7: 3,631,788 km (0.116 R)
• M8: 5,028,583 km (0.083 R)
• M9: 5,849,127 km (0.097 R)
• M10: 6,291,787 km (0.078 R)
• M11: 6,692,261 km (0.062 R)
• M12: 7,313,391 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.3

Radius: 10.3

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.66 AU - 1.86 AU

Year: 1641 Days

Day: 7.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,257,254 km

• M1: 128,505 km (0.049 R)
• M2: 470,934 km (0.116 R)
• M3: 800,648 km (0.072 R)
• M4: 1,293,423 km (0.063 R)
• M5: 1,873,713 km (0.028 R)
• M6: 2,359,906 km (0.106 R)
• M7: 3,970,327 km (0.111 R)
• M8: 4,322,780 km (0.12 R)
• M9: 5,006,143 km (0.083 R)
• M10: 5,876,952 km (0.091 R)
• M11: 7,745,579 km (0.093 R)
• M12: 9,846,532 km (0.095 R)
• M13: 14,306,792 km (0.084 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.9

Radius: 3.6

Gravity: 15.81 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.14 AU - 6.48 AU

Year: 9844 Days

Day: 17 Hours

Environment

Temp: -226 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,257,254 km

• M1: 44,879 km (0.107 R)
• M2: 181,911 km (0.036 R)
• M3: 309,817 km (0.091 R)
• M4: 527,931 km (0.078 R)
• M5: 970,292 km (0.075 R)
• M6: 1,162,525 km (0.061 R)
• M7: 1,982,321 km (0.041 R)
• M8: 2,493,797 km (0.051 R)
• M9: 2,634,269 km (0.085 R)
• M10: 2,989,564 km (0.06 R)
• M11: 3,570,004 km (0.12 R)
• M12: 3,840,477 km (0.114 R)
• M13: 4,246,784 km (0.107 R)
• M14: 4,550,468 km (0.078 R)
• M15: 5,229,343 km (0.074 R)
• M16: 5,637,745 km (0.12 R)
• M17: 7,557,984 km (0.096 R)
• M18: 7,965,638 km (0.074 R)
• M19: 8,387,803 km (0.106 R)
• M20: 8,624,317 km (0.089 R)
• M21: 10,863,648 km (0.092 R)
• M22: 14,060,554 km (0.105 R)
• M23: 15,251,503 km (0.104 R)
• M24: 15,544,715 km (0.072 R)
• M25: 16,324,568 km (0.099 R)
• M26: 19,636,366 km (0.087 R)
• M27: 25,034,904 km (0.08 R)
• M28: 25,938,027 km (0.107 R)
• M29: 26,608,375 km (0.108 R)
• M30: 27,290,242 km (0.108 R)
• M31: 29,225,141 km (0.107 R)
• M32: 30,503,006 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359

Radius: 4.5

Gravity: 17.73 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.9 AU - 7.98 AU

Year: 15727 Days

Day: 17.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 74.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 66,257,254 km

• M1: 57,446 km (0.059 R)
• M2: 225,145 km (0.116 R)
• M3: 742,155 km (0.071 R)
• M4: 1,072,168 km (0.097 R)
• M5: 1,290,132 km (0.089 R)
• M6: 1,719,029 km (0.052 R)
• M7: 2,001,171 km (0.101 R)
• M8: 2,594,625 km (0.075 R)
• M9: 2,765,317 km (0.051 R)
• M10: 5,441,772 km (0.047 R)
• M11: 5,793,626 km (0.107 R)
• M12: 6,085,941 km (0.066 R)
• M13: 6,503,767 km (0.104 R)
• M14: 7,063,114 km (0.079 R)
• M15: 7,270,307 km (0.098 R)
• M16: 7,740,792 km (0.094 R)
• M17: 9,126,517 km (0.073 R)
• M18: 10,347,984 km (0.116 R)
• M19: 11,674,319 km (0.08 R)
• M20: 11,905,896 km (0.109 R)
• M21: 12,924,508 km (0.103 R)
• M22: 15,133,620 km (0.068 R)
• M23: 16,762,890 km (0.111 R)
• M24: 17,057,748 km (0.117 R)
• M25: 19,542,119 km (0.041 R)
• M26: 20,532,757 km (0.111 R)
• M27: 25,796,058 km (0.107 R)
• M28: 28,736,105 km (0.118 R)
• M29: 31,779,375 km (0.112 R)
• M30: 34,315,956 km (0.095 R)
• M31: 34,672,149 km (0.092 R)
• M32: 35,876,711 km (0.096 R)
• M33: 36,121,004 km (0.111 R)
• M34: 36,612,732 km (0.104 R)
• M35: 47,703,919 km (0.11 R)
• M36: 49,343,362 km (0.091 R)
• M37: 49,645,400 km (0.088 R)
• M38: 50,558,994 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.4

Radius: 6.3

Gravity: 17.17 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 7.89 AU - 8.37 AU

Year: 16295 Days

Day: 15.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 66,257,254 km

• M1: 87,066 km (0.096 R)
• M2: 319,990 km (0.113 R)
• M3: 773,421 km (0.036 R)
• M4: 1,075,609 km (0.1 R)
• M5: 1,937,592 km (0.09 R)
• M6: 2,478,238 km (0.065 R)
• M7: 2,819,621 km (0.113 R)
• M8: 3,825,666 km (0.092 R)
• M9: 4,313,804 km (0.091 R)
• M10: 4,540,146 km (0.051 R)
• M11: 4,774,266 km (0.1 R)
• M12: 5,016,465 km (0.072 R)
• M13: 5,340,046 km (0.065 R)
• M14: 5,563,395 km (0.073 R)
• M15: 6,353,422 km (0.095 R)
• M16: 9,170,499 km (0.1 R)
• M17: 9,709,500 km (0.027 R)
• M18: 11,514,698 km (0.087 R)
• M19: 13,191,989 km (0.113 R)
• M20: 13,601,139 km (0.089 R)
• M21: 14,588,485 km (0.07 R)
• M22: 15,025,909 km (0.094 R)
• M23: 15,698,501 km (0.092 R)
• M24: 19,104,546 km (0.083 R)
• M25: 22,198,978 km (0.09 R)
• M26: 25,507,035 km (0.11 R)
• M27: 25,929,051 km (0.109 R)
• M28: 27,113,716 km (0.055 R)
• M29: 36,969,224 km (0.046 R)
• M30: 39,162,927 km (0.077 R)
• M31: 49,131,381 km (0.108 R)
• M32: 54,172,979 km (0.069 R)
• M33: 56,282,609 km (0.102 R)
• M34: 56,997,836 km (0.026 R)
• M35: 58,812,308 km (0.096 R)
• M36: 59,733,981 km (0.091 R)
• M37: 61,040,120 km (0.112 R)
• M38: 64,097,302 km (0.118 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 14,606 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit