🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.5

Radius: 14.5

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.68 AU - 1.08 AU

Year: 550 Days

Day: 13.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 90,203,100 km

• M1: 180,265 km (0.089 R)
• M2: 897,886 km (0.107 R)
• M3: 1,811,181 km (0.04 R)
• M4: 2,699,942 km (0.077 R)
• M5: 3,651,684 km (0.069 R)
• M6: 4,384,863 km (0.109 R)
• M7: 5,734,535 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.9

Radius: 13.1

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.5 AU - 2.3 AU

Year: 1746 Days

Day: 10 Hours

Environment

Temp: -199 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 90,203,100 km

• M1: 162,912 km (0.108 R)
• M2: 576,251 km (0.116 R)
• M3: 1,087,427 km (0.077 R)
• M4: 1,792,482 km (0.037 R)
• M5: 2,245,614 km (0.1 R)
• M6: 2,683,786 km (0.102 R)
• M7: 4,469,984 km (0.047 R)
• M8: 5,011,229 km (0.109 R)
• M9: 5,846,434 km (0.106 R)
• M10: 6,881,352 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.9

Radius: 13.7

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.08 AU - 3 AU

Year: 2699 Days

Day: 7.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,203,100 km

• M1: 171,738 km (0.073 R)
• M2: 604,226 km (0.082 R)
• M3: 1,491,192 km (0.044 R)
• M4: 2,312,933 km (0.097 R)
• M5: 3,088,897 km (0.094 R)
• M6: 3,548,013 km (0.057 R)
• M7: 4,387,257 km (0.051 R)
• M8: 6,103,444 km (0.102 R)
• M9: 8,198,412 km (0.086 R)
• M10: 9,851,020 km (0.103 R)
• M11: 11,341,912 km (0.117 R)
• M12: 12,401,963 km (0.062 R)
• M13: 13,806,687 km (0.057 R)
• M14: 14,426,471 km (0.088 R)
• M15: 15,466,774 km (0.084 R)
• M16: 16,930,889 km (0.058 R)
• M17: 17,420,672 km (0.114 R)
• M18: 19,593,581 km (0.097 R)
• M19: 20,437,911 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.8

Radius: 9.1

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.76 AU - 4.44 AU

Year: 4555 Days

Day: 11.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 90,203,100 km

• M1: 113,246 km (0.064 R)
• M2: 433,235 km (0.074 R)
• M3: 824,883 km (0.07 R)
• M4: 1,261,559 km (0.1 R)
• M5: 1,707,660 km (0.027 R)
• M6: 2,379,653 km (0.045 R)
• M7: 3,276,193 km (0.086 R)
• M8: 4,125,161 km (0.115 R)
• M9: 5,522,705 km (0.107 R)
• M10: 5,982,868 km (0.068 R)
• M11: 6,562,410 km (0.116 R)
• M12: 7,145,393 km (0.093 R)
• M13: 7,904,303 km (0.112 R)
• M14: 8,602,177 km (0.029 R)
• M15: 9,952,746 km (0.107 R)
• M16: 11,716,505 km (0.065 R)
• M17: 12,380,421 km (0.108 R)
• M18: 15,232,953 km (0.099 R)
• M19: 15,681,447 km (0.052 R)
• M20: 16,429,137 km (0.098 R)
• M21: 20,325,115 km (0.104 R)
• M22: 21,282,990 km (0.06 R)
• M23: 21,632,450 km (0.083 R)
• M24: 22,056,560 km (0.106 R)
• M25: 23,959,445 km (0.069 R)
• M26: 26,288,235 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.2

Radius: 14

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 5.53 AU - 5.61 AU

Year: 8766 Days

Day: 5.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,203,100 km

• M1: 174,132 km (0.079 R)
• M2: 662,120 km (0.092 R)
• M3: 1,165,816 km (0.072 R)
• M4: 1,872,816 km (0.083 R)
• M5: 2,543,463 km (0.113 R)
• M6: 3,302,971 km (0.115 R)
• M7: 3,798,589 km (0.103 R)
• M8: 4,289,869 km (0.113 R)
• M9: 5,497,123 km (0.069 R)
• M10: 6,025,802 km (0.107 R)
• M11: 6,588,290 km (0.086 R)
• M12: 7,497,845 km (0.067 R)
• M13: 8,233,867 km (0.071 R)
• M14: 8,972,731 km (0.114 R)
• M15: 9,661,030 km (0.113 R)
• M16: 14,308,887 km (0.108 R)
• M17: 15,058,222 km (0.106 R)
• M18: 16,567,366 km (0.067 R)
• M19: 17,675,288 km (0.1 R)
• M20: 18,392,460 km (0.045 R)
• M21: 21,537,755 km (0.076 R)
• M22: 23,622,701 km (0.082 R)
• M23: 24,847,458 km (0.043 R)
• M24: 25,294,906 km (0.045 R)
• M25: 26,113,954 km (0.03 R)
• M26: 28,287,761 km (0.062 R)
• M27: 30,579,600 km (0.109 R)
• M28: 31,509,201 km (0.047 R)
• M29: 35,417,296 km (0.107 R)
• M30: 39,152,904 km (0.074 R)
• M31: 40,126,338 km (0.047 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.4

Radius: 4.8

Gravity: 29.88 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.52 AU - 7.16 AU

Year: 9411 Days

Day: 22.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 90,203,100 km

• M1: 73,602 km (0.114 R)
• M2: 492,327 km (0.116 R)
• M3: 1,540,559 km (0.113 R)
• M4: 1,853,667 km (0.053 R)
• M5: 2,411,218 km (0.09 R)
• M6: 3,670,085 km (0.075 R)
• M7: 4,541,941 km (0.105 R)
• M8: 4,810,170 km (0.109 R)
• M9: 5,990,198 km (0.118 R)
• M10: 6,240,326 km (0.085 R)
• M11: 9,662,227 km (0.105 R)
• M12: 10,257,028 km (0.042 R)
• M13: 11,739,394 km (0.119 R)
• M14: 14,602,996 km (0.08 R)
• M15: 17,463,158 km (0.097 R)
• M16: 17,973,586 km (0.069 R)
• M17: 20,675,772 km (0.093 R)
• M18: 22,505,952 km (0.089 R)
• M19: 23,023,262 km (0.095 R)
• M20: 24,081,667 km (0.099 R)
• M21: 27,353,073 km (0.068 R)
• M22: 28,841,572 km (0.092 R)
• M23: 30,697,932 km (0.064 R)
• M24: 31,227,359 km (0.089 R)
• M25: 34,646,568 km (0.115 R)
• M26: 38,185,305 km (0.057 R)
• M27: 40,928,332 km (0.108 R)
• M28: 44,067,344 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.3

Radius: 3.9

Gravity: 9.09 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 8.44 AU - 10.4 AU

Year: 19280 Days

Day: 17.9 Hours

Environment

Temp: -242 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 90,203,100 km

• M1: 48,470 km (0.105 R)
• M2: 1,270,984 km (0.063 R)
• M3: 1,487,601 km (0.11 R)
• M4: 1,995,187 km (0.095 R)
• M5: 4,120,075 km (0.111 R)
• M6: 4,770,826 km (0.051 R)
• M7: 6,453,203 km (0.066 R)
• M8: 10,418,295 km (0.101 R)
• M9: 10,980,185 km (0.086 R)
• M10: 15,886,247 km (0.073 R)
• M11: 16,836,193 km (0.116 R)
• M12: 39,637,003 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.4

Radius: 7

Gravity: 10.46 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 10.41 AU - 10.93 AU

Year: 23242 Days

Day: 19.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,203,100 km

• M1: 90,357 km (0.074 R)
• M2: 417,378 km (0.118 R)
• M3: 813,663 km (0.075 R)
• M4: 1,307,485 km (0.082 R)
• M5: 2,928,528 km (0.091 R)
• M6: 3,164,444 km (0.082 R)
• M7: 4,967,696 km (0.1 R)
• M8: 5,342,888 km (0.076 R)
• M9: 6,494,941 km (0.071 R)
• M10: 11,440,348 km (0.097 R)
• M11: 12,774,761 km (0.052 R)
• M12: 13,479,516 km (0.085 R)
• M13: 15,198,246 km (0.118 R)
• M14: 20,550,259 km (0.107 R)
• M15: 21,223,749 km (0.103 R)
• M16: 27,845,100 km (0.085 R)
• M17: 29,268,375 km (0.074 R)
• M18: 31,366,634 km (0.068 R)
• M19: 31,619,904 km (0.078 R)
• M20: 34,496,820 km (0.094 R)
• M21: 45,772,460 km (0.111 R)
• M22: 53,305,910 km (0.091 R)
• M23: 76,118,239 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838

Radius: 7.9

Gravity: 13.43 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 10.35 AU - 11.05 AU

Year: 23340 Days

Day: 23.6 Hours

Environment

Temp: -244 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 90,203,100 km

• M1: 98,435 km (0.088 R)
• M2: 361,728 km (0.057 R)
• M3: 623,674 km (0.115 R)
• M4: 874,549 km (0.098 R)
• M5: 2,482,726 km (0.079 R)
• M6: 2,914,615 km (0.099 R)
• M7: 3,162,948 km (0.062 R)
• M8: 3,961,501 km (0.104 R)
• M9: 4,662,367 km (0.05 R)
• M10: 5,320,747 km (0.086 R)
• M11: 7,721,494 km (0.042 R)
• M12: 8,419,069 km (0.07 R)
• M13: 9,816,014 km (0.085 R)
• M14: 12,050,707 km (0.111 R)
• M15: 14,926,427 km (0.096 R)
• M16: 20,853,644 km (0.102 R)
• M17: 22,202,269 km (0.068 R)
• M18: 23,388,131 km (0.099 R)
• M19: 24,729,276 km (0.116 R)
• M20: 26,956,489 km (0.118 R)
• M21: 28,932,976 km (0.102 R)
• M22: 30,477,425 km (0.101 R)
• M23: 31,537,026 km (0.09 R)
• M24: 39,808,442 km (0.099 R)
• M25: 40,279,975 km (0.071 R)
• M26: 41,394,628 km (0.105 R)
• M27: 41,878,428 km (0.102 R)
• M28: 45,372,286 km (0.119 R)
• M29: 47,102,386 km (0.101 R)
• M30: 50,509,776 km (0.112 R)
• M31: 52,367,483 km (0.073 R)
• M32: 53,886,200 km (0.096 R)
• M33: 63,833,711 km (0.096 R)
• M34: 66,443,745 km (0.056 R)
• M35: 87,262,233 km (0.108 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 14,623 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit