🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.1

Radius: 14.9

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.67 AU - 0.71 AU

Year: 396 Days

Day: 14.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,881,009 km

• M1: 186,100 km (0.101 R)
• M2: 490,083 km (0.08 R)
• M3: 825,481 km (0.057 R)
• M4: 1,228,647 km (0.049 R)
• M5: 2,181,885 km (0.046 R)
• M6: 2,473,750 km (0.101 R)
• M7: 2,793,142 km (0.109 R)
• M8: 3,346,056 km (0.104 R)
• M9: 3,674,124 km (0.094 R)
• M10: 4,418,672 km (0.115 R)
• M11: 4,755,417 km (0.061 R)
• M12: 5,115,798 km (0.069 R)
• M13: 5,831,325 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.3

Radius: 10.8

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.91 AU - 0.99 AU

Year: 639 Days

Day: 6.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,881,009 km

• M1: 134,488 km (0.084 R)
• M2: 357,689 km (0.112 R)
• M3: 642,074 km (0.065 R)
• M4: 996,023 km (0.075 R)
• M5: 1,245,851 km (0.059 R)
• M6: 1,533,229 km (0.118 R)
• M7: 2,234,992 km (0.114 R)
• M8: 3,053,891 km (0.101 R)
• M9: 3,735,758 km (0.064 R)
• M10: 5,514,178 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.3

Radius: 12

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.85 AU - 1.21 AU

Year: 722 Days

Day: 8.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,881,009 km

• M1: 149,448 km (0.117 R)
• M2: 380,128 km (0.091 R)
• M3: 712,535 km (0.083 R)
• M4: 951,891 km (0.099 R)
• M5: 1,196,633 km (0.093 R)
• M6: 2,210,757 km (0.094 R)
• M7: 2,593,279 km (0.09 R)
• M8: 2,869,586 km (0.09 R)
• M9: 3,855,885 km (0.112 R)
• M10: 4,424,357 km (0.077 R)
• M11: 5,366,824 km (0.109 R)
• M12: 5,753,235 km (0.096 R)
• M13: 6,373,318 km (0.101 R)
• M14: 6,779,476 km (0.088 R)
• M15: 7,119,811 km (0.102 R)
• M16: 8,007,974 km (0.08 R)
• M17: 8,549,219 km (0.059 R)
• M18: 8,791,568 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.7

Radius: 13.8

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.98 AU - 1.46 AU

Year: 930 Days

Day: 6.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,881,009 km

• M1: 171,589 km (0.114 R)
• M2: 481,256 km (0.045 R)
• M3: 747,690 km (0.105 R)
• M4: 1,017,266 km (0.083 R)
• M5: 1,374,056 km (0.057 R)
• M6: 1,793,379 km (0.06 R)
• M7: 2,058,317 km (0.065 R)
• M8: 2,489,907 km (0.091 R)
• M9: 3,004,823 km (0.104 R)
• M10: 3,410,383 km (0.115 R)
• M11: 4,610,906 km (0.112 R)
• M12: 5,292,473 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.2

Radius: 9.7

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.78 AU - 2.22 AU

Year: 1952 Days

Day: 10.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 40,881,009 km

• M1: 155,283 km (0.083 R)
• M2: 446,400 km (0.098 R)
• M3: 860,337 km (0.068 R)
• M4: 1,118,244 km (0.089 R)
• M5: 1,378,694 km (0.104 R)
• M6: 2,001,171 km (0.108 R)
• M7: 2,201,931 km (0.119 R)
• M8: 2,424,832 km (0.102 R)
• M9: 2,904,742 km (0.093 R)
• M10: 3,401,257 km (0.064 R)
• M11: 3,590,648 km (0.086 R)
• M12: 3,923,055 km (0.085 R)
• M13: 4,158,522 km (0.11 R)
• M14: 4,959,169 km (0.041 R)
• M15: 5,260,160 km (0.114 R)
• M16: 8,980,211 km (0.11 R)
• M17: 9,193,836 km (0.074 R)
• M18: 9,825,139 km (0.083 R)
• M19: 10,048,788 km (0.114 R)
• M20: 10,300,113 km (0.08 R)
• M21: 11,363,305 km (0.09 R)
• M22: 11,630,786 km (0.12 R)
• M23: 11,874,032 km (0.085 R)
• M24: 12,229,925 km (0.111 R)
• M25: 13,100,136 km (0.104 R)
• M26: 13,300,896 km (0.065 R)
• M27: 13,853,212 km (0.117 R)
• M28: 14,237,828 km (0.034 R)
• M29: 14,718,336 km (0.069 R)
• M30: 15,053,435 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.8

Radius: 13.3

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.25 AU - 2.55 AU

Year: 2566 Days

Day: 5.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,881,009 km

• M1: 173,085 km (0.042 R)
• M2: 601,982 km (0.075 R)
• M3: 915,838 km (0.114 R)
• M4: 1,343,987 km (0.104 R)
• M5: 1,714,541 km (0.034 R)
• M6: 2,260,723 km (0.117 R)
• M7: 2,573,233 km (0.113 R)
• M8: 2,871,082 km (0.109 R)
• M9: 3,630,591 km (0.115 R)
• M10: 3,932,928 km (0.053 R)
• M11: 6,266,804 km (0.068 R)
• M12: 6,905,737 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.2

Radius: 14.7

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.85 AU - 3.03 AU

Year: 3480 Days

Day: 6.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,881,009 km

• M1: 219,161 km (0.062 R)
• M2: 570,566 km (0.096 R)
• M3: 1,311,674 km (0.097 R)
• M4: 2,384,440 km (0.074 R)
• M5: 2,760,978 km (0.103 R)
• M6: 3,593,341 km (0.058 R)
• M7: 3,954,769 km (0.062 R)
• M8: 4,269,822 km (0.042 R)
• M9: 4,631,101 km (0.063 R)
• M10: 5,219,320 km (0.101 R)
• M11: 5,793,776 km (0.103 R)
• M12: 6,073,374 km (0.048 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.4

Radius: 10.5

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.12 AU - 3.94 AU

Year: 4578 Days

Day: 10.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 40,881,009 km

• M1: 132,843 km (0.12 R)
• M2: 368,908 km (0.099 R)
• M3: 643,570 km (0.097 R)
• M4: 1,094,009 km (0.118 R)
• M5: 1,325,288 km (0.109 R)
• M6: 1,632,711 km (0.075 R)
• M7: 2,465,523 km (0.11 R)
• M8: 3,140,807 km (0.113 R)
• M9: 3,384,951 km (0.091 R)
• M10: 5,805,893 km (0.101 R)
• M11: 6,061,556 km (0.109 R)
• M12: 6,428,968 km (0.113 R)
• M13: 7,056,382 km (0.097 R)
• M14: 7,281,527 km (0.115 R)
• M15: 9,085,527 km (0.089 R)
• M16: 10,468,859 km (0.069 R)
• M17: 11,806,114 km (0.088 R)
• M18: 12,024,677 km (0.057 R)
• M19: 12,505,185 km (0.105 R)
• M20: 13,494,775 km (0.08 R)
• M21: 14,162,281 km (0.085 R)
• M22: 15,965,833 km (0.065 R)
• M23: 16,476,560 km (0.114 R)
• M24: 16,778,299 km (0.116 R)
• M25: 17,039,048 km (0.106 R)
• M26: 17,923,022 km (0.071 R)
• M27: 18,237,776 km (0.116 R)
• M28: 19,198,493 km (0.033 R)
• M29: 20,613,988 km (0.106 R)
• M30: 20,999,951 km (0.095 R)
• M31: 21,438,572 km (0.097 R)
• M32: 22,329,277 km (0.089 R)
• M33: 22,882,789 km (0.117 R)
• M34: 23,136,507 km (0.111 R)
• M35: 24,113,681 km (0.118 R)
• M36: 24,952,476 km (0.11 R)
• M37: 28,225,827 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 171.4

Radius: 5.9

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.7 AU - 6.92 AU

Year: 9667 Days

Day: 20 Hours

Environment

Temp: -227 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 40,881,009 km

• M1: 172,486 km (0.102 R)
• M2: 306,676 km (0.083 R)
• M3: 781,050 km (0.119 R)
• M4: 1,017,116 km (0.053 R)
• M5: 1,181,973 km (0.12 R)
• M6: 2,382,795 km (0.064 R)
• M7: 2,706,824 km (0.103 R)
• M8: 2,831,588 km (0.044 R)
• M9: 4,019,246 km (0.115 R)
• M10: 4,326,819 km (0.05 R)
• M11: 5,244,752 km (0.053 R)
• M12: 6,360,602 km (0.08 R)
• M13: 6,608,037 km (0.119 R)
• M14: 9,146,563 km (0.079 R)
• M15: 10,713,003 km (0.089 R)
• M16: 10,962,233 km (0.112 R)
• M17: 11,105,996 km (0.09 R)
• M18: 12,063,273 km (0.084 R)
• M19: 12,289,914 km (0.091 R)
• M20: 14,713,848 km (0.064 R)
• M21: 15,006,013 km (0.118 R)
• M22: 16,247,226 km (0.109 R)
• M23: 17,492,629 km (0.085 R)
• M24: 17,719,868 km (0.087 R)
• M25: 17,948,603 km (0.11 R)
• M26: 18,317,661 km (0.092 R)
• M27: 19,304,259 km (0.098 R)
• M28: 19,928,082 km (0.089 R)
• M29: 20,268,118 km (0.118 R)
• M30: 21,105,866 km (0.051 R)
• M31: 21,556,305 km (0.09 R)
• M32: 23,458,143 km (0.109 R)
• M33: 25,276,804 km (0.117 R)
• M34: 27,845,848 km (0.095 R)
• M35: 28,594,586 km (0.107 R)
• M36: 29,177,120 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429.9

Radius: 5.4

Gravity: 14.74 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.68 AU - 7.16 AU

Year: 9942 Days

Day: 15.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 40,881,009 km

• M1: 70,461 km (0.105 R)
• M2: 420,220 km (0.106 R)
• M3: 756,965 km (0.111 R)
• M4: 1,389,465 km (0.102 R)
• M5: 1,667,268 km (0.104 R)
• M6: 1,799,064 km (0.038 R)
• M7: 2,042,609 km (0.096 R)
• M8: 2,170,216 km (0.095 R)
• M9: 2,741,979 km (0.075 R)
• M10: 3,428,933 km (0.106 R)
• M11: 3,547,115 km (0.109 R)
• M12: 3,667,242 km (0.079 R)
• M13: 3,888,797 km (0.108 R)
• M14: 5,564,293 km (0.092 R)
• M15: 5,715,087 km (0.048 R)
• M16: 7,130,283 km (0.067 R)
• M17: 8,004,683 km (0.112 R)
• M18: 10,148,570 km (0.096 R)
• M19: 11,359,415 km (0.118 R)
• M20: 11,924,446 km (0.074 R)
• M21: 12,056,840 km (0.116 R)
• M22: 15,154,563 km (0.077 R)
• M23: 15,504,024 km (0.089 R)
• M24: 18,388,421 km (0.102 R)
• M25: 19,554,985 km (0.052 R)
• M26: 20,641,365 km (0.102 R)
• M27: 22,780,764 km (0.115 R)
• M28: 23,086,243 km (0.03 R)
• M29: 24,202,841 km (0.099 R)
• M30: 28,251,558 km (0.11 R)
• M31: 28,387,393 km (0.106 R)
• M32: 30,817,311 km (0.083 R)
• M33: 31,172,606 km (0.11 R)
• M34: 33,494,664 km (0.108 R)
• M35: 34,013,769 km (0.048 R)
• M36: 34,312,216 km (0.114 R)
• M37: 35,747,608 km (0.06 R)
• M38: 36,360,810 km (0.097 R)
• M39: 38,627,367 km (0.082 R)
• M40: 38,786,240 km (0.111 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 16,028 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit