🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.8

Radius: 13.9

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.41 AU - 0.61 AU

Year: 247 Days

Day: 5.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,653,289 km

• M1: 173,234 km (0.101 R)
• M2: 480,060 km (0.049 R)
• M3: 1,003,203 km (0.098 R)
• M4: 1,332,169 km (0.095 R)
• M5: 1,765,853 km (0.068 R)
• M6: 2,043,806 km (0.077 R)
• M7: 2,379,504 km (0.082 R)
• M8: 2,641,599 km (0.072 R)
• M9: 2,978,194 km (0.062 R)
• M10: 3,472,466 km (0.039 R)
• M11: 3,776,149 km (0.095 R)
• M12: 4,132,791 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.9

Radius: 11.4

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.46 AU - 0.64 AU

Year: 277 Days

Day: 7.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 52,653,289 km

• M1: 160,818 km (0.035 R)
• M2: 579,991 km (0.077 R)
• M3: 868,565 km (0.108 R)
• M4: 1,273,826 km (0.084 R)
• M5: 1,676,095 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316

Radius: 13

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.79 AU - 1.19 AU

Year: 668 Days

Day: 5.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,653,289 km

• M1: 177,722 km (0.082 R)
• M2: 464,950 km (0.105 R)
• M3: 872,305 km (0.11 R)
• M4: 1,434,195 km (0.115 R)
• M5: 2,186,373 km (0.093 R)
• M6: 2,555,431 km (0.077 R)
• M7: 3,290,555 km (0.114 R)
• M8: 3,545,619 km (0.072 R)
• M9: 3,792,007 km (0.098 R)
• M10: 4,075,794 km (0.077 R)
• M11: 4,675,681 km (0.084 R)
• M12: 4,970,240 km (0.108 R)
• M13: 5,666,917 km (0.097 R)
• M14: 5,980,025 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.4

Radius: 8.5

Gravity: 8.75 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.96 AU - 1.46 AU

Year: 903 Days

Day: 10.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,653,289 km

• M1: 108,458 km (0.111 R)
• M2: 274,961 km (0.073 R)
• M3: 448,046 km (0.115 R)
• M4: 828,623 km (0.06 R)
• M5: 1,363,285 km (0.093 R)
• M6: 2,344,498 km (0.072 R)
• M7: 2,636,214 km (0.085 R)
• M8: 3,112,384 km (0.066 R)
• M9: 3,382,408 km (0.049 R)
• M10: 3,850,350 km (0.092 R)
• M11: 4,224,943 km (0.101 R)
• M12: 4,425,255 km (0.108 R)
• M13: 4,643,219 km (0.073 R)
• M14: 4,946,753 km (0.109 R)
• M15: 5,385,374 km (0.082 R)
• M16: 5,770,289 km (0.096 R)
• M17: 5,960,428 km (0.09 R)
• M18: 6,213,847 km (0.058 R)
• M19: 6,487,910 km (0.081 R)
• M20: 7,412,275 km (0.076 R)
• M21: 8,068,860 km (0.12 R)
• M22: 8,897,782 km (0.1 R)
• M23: 9,152,547 km (0.063 R)
• M24: 9,355,402 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.2

Radius: 14.3

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.18 AU - 2.56 AU

Year: 2475 Days

Day: 13.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,653,289 km

• M1: 186,698 km (0.06 R)
• M2: 555,008 km (0.058 R)
• M3: 910,453 km (0.115 R)
• M4: 1,662,780 km (0.105 R)
• M5: 2,037,373 km (0.104 R)
• M6: 2,388,928 km (0.056 R)
• M7: 2,849,241 km (0.12 R)
• M8: 3,318,829 km (0.099 R)
• M9: 4,273,263 km (0.096 R)
• M10: 4,850,113 km (0.089 R)
• M11: 5,266,593 km (0.067 R)
• M12: 5,895,802 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.9

Radius: 8.8

Gravity: 9.1 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.13 AU - 2.63 AU

Year: 2490 Days

Day: 13.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,653,289 km

• M1: 173,534 km (0.081 R)
• M2: 609,312 km (0.088 R)
• M3: 1,048,083 km (0.077 R)
• M4: 1,581,399 km (0.03 R)
• M5: 2,577,721 km (0.111 R)
• M6: 3,598,278 km (0.042 R)
• M7: 3,966,139 km (0.075 R)
• M8: 4,334,598 km (0.068 R)
• M9: 4,889,906 km (0.041 R)
• M10: 5,997,079 km (0.116 R)
• M11: 8,993,974 km (0.112 R)
• M12: 9,256,069 km (0.119 R)
• M13: 9,846,083 km (0.105 R)
• M14: 10,065,094 km (0.081 R)
• M15: 12,667,050 km (0.111 R)
• M16: 14,294,077 km (0.117 R)
• M17: 16,229,723 km (0.106 R)
• M18: 16,511,267 km (0.095 R)
• M19: 19,116,962 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.5

Radius: 14.5

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.02 AU - 5 AU

Year: 6496 Days

Day: 11.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,653,289 km

• M1: 192,233 km (0.064 R)
• M2: 709,692 km (0.097 R)
• M3: 1,521,710 km (0.082 R)
• M4: 2,226,316 km (0.079 R)
• M5: 3,285,020 km (0.081 R)
• M6: 4,099,879 km (0.112 R)
• M7: 5,140,931 km (0.041 R)
• M8: 7,297,235 km (0.07 R)
• M9: 11,341,763 km (0.091 R)
• M10: 11,674,917 km (0.038 R)
• M11: 12,218,256 km (0.079 R)
• M12: 13,740,265 km (0.099 R)
• M13: 14,404,330 km (0.117 R)
• M14: 16,772,913 km (0.102 R)
• M15: 17,589,119 km (0.102 R)
• M16: 18,004,553 km (0.027 R)
• M17: 18,722,174 km (0.094 R)
• M18: 21,550,471 km (0.063 R)
• M19: 22,709,705 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.5

Radius: 12

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.88 AU - 5.84 AU

Year: 8417 Days

Day: 12.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 52,653,289 km

• M1: 215,870 km (0.111 R)
• M2: 467,493 km (0.03 R)
• M3: 805,734 km (0.119 R)
• M4: 1,368,821 km (0.037 R)
• M5: 3,907,347 km (0.031 R)
• M6: 4,167,647 km (0.105 R)
• M7: 4,612,402 km (0.055 R)
• M8: 5,712,694 km (0.092 R)
• M9: 6,293,283 km (0.098 R)
• M10: 7,122,953 km (0.087 R)
• M11: 8,310,760 km (0.073 R)
• M12: 8,904,065 km (0.083 R)
• M13: 9,226,748 km (0.083 R)
• M14: 9,964,415 km (0.107 R)
• M15: 10,459,434 km (0.083 R)
• M16: 12,350,501 km (0.106 R)
• M17: 12,944,554 km (0.081 R)
• M18: 13,729,045 km (0.097 R)
• M19: 14,085,238 km (0.095 R)
• M20: 14,719,682 km (0.084 R)
• M21: 15,368,189 km (0.06 R)
• M22: 16,222,692 km (0.101 R)
• M23: 16,707,539 km (0.084 R)
• M24: 17,850,018 km (0.038 R)
• M25: 19,344,949 km (0.044 R)
• M26: 20,303,124 km (0.109 R)
• M27: 23,202,779 km (0.096 R)
• M28: 24,016,741 km (0.117 R)
• M29: 24,785,076 km (0.07 R)
• M30: 26,052,170 km (0.077 R)
• M31: 27,288,447 km (0.106 R)
• M32: 29,067,614 km (0.06 R)
• M33: 29,912,842 km (0.106 R)
• M34: 30,770,188 km (0.058 R)
• M35: 32,453,313 km (0.057 R)
• M36: 32,863,959 km (0.108 R)
• M37: 33,415,527 km (0.113 R)
• M38: 35,097,755 km (0.109 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.5

Radius: 8.4

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.11 AU - 6.61 AU

Year: 8417 Days

Day: 7.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 52,653,289 km

• M1: 118,332 km (0.091 R)
• M2: 357,090 km (0.063 R)
• M3: 556,504 km (0.077 R)
• M4: 718,070 km (0.098 R)
• M5: 1,063,342 km (0.042 R)
• M6: 2,074,324 km (0.11 R)
• M7: 2,242,622 km (0.064 R)
• M8: 2,641,599 km (0.098 R)
• M9: 3,541,580 km (0.117 R)
• M10: 3,787,818 km (0.07 R)
• M11: 4,972,932 km (0.101 R)
• M12: 5,658,091 km (0.103 R)
• M13: 6,097,160 km (0.102 R)
• M14: 6,388,278 km (0.096 R)
• M15: 7,585,958 km (0.098 R)
• M16: 7,983,889 km (0.087 R)
• M17: 8,392,141 km (0.098 R)
• M18: 11,627,345 km (0.071 R)
• M19: 12,762,045 km (0.103 R)
• M20: 13,042,242 km (0.076 R)
• M21: 15,039,224 km (0.118 R)
• M22: 15,909,285 km (0.091 R)
• M23: 16,432,728 km (0.08 R)
• M24: 17,778,211 km (0.101 R)
• M25: 18,331,274 km (0.09 R)
• M26: 19,176,951 km (0.079 R)
• M27: 22,689,359 km (0.118 R)
• M28: 23,251,249 km (0.049 R)
• M29: 28,968,431 km (0.041 R)
• M30: 32,656,617 km (0.087 R)
• M31: 33,632,144 km (0.106 R)
• M32: 36,330,292 km (0.073 R)
• M33: 37,838,687 km (0.106 R)
• M34: 38,888,565 km (0.093 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.6

Radius: 6.4

Gravity: 18.64 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.57 AU - 7.17 AU

Year: 10904 Days

Day: 24.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 52,653,289 km

• M1: 105,018 km (0.102 R)
• M2: 256,411 km (0.076 R)
• M3: 468,391 km (0.093 R)
• M4: 940,971 km (0.055 R)
• M5: 2,670,621 km (0.097 R)
• M6: 2,884,995 km (0.116 R)
• M7: 3,107,896 km (0.085 R)
• M8: 4,654,887 km (0.066 R)
• M9: 5,429,505 km (0.09 R)
• M10: 5,979,726 km (0.049 R)
• M11: 6,264,860 km (0.091 R)
• M12: 8,117,180 km (0.113 R)
• M13: 10,304,152 km (0.114 R)
• M14: 11,792,202 km (0.101 R)
• M15: 11,941,500 km (0.109 R)
• M16: 12,091,846 km (0.049 R)
• M17: 12,599,731 km (0.068 R)
• M18: 14,791,938 km (0.036 R)
• M19: 14,959,189 km (0.079 R)
• M20: 17,220,809 km (0.086 R)
• M21: 21,681,070 km (0.074 R)
• M22: 21,883,775 km (0.096 R)
• M23: 23,050,190 km (0.029 R)
• M24: 24,175,614 km (0.104 R)
• M25: 25,693,733 km (0.092 R)
• M26: 28,326,806 km (0.065 R)
• M27: 33,057,240 km (0.111 R)
• M28: 33,558,692 km (0.086 R)
• M29: 34,743,806 km (0.08 R)
• M30: 35,775,882 km (0.1 R)
• M31: 36,911,031 km (0.082 R)
• M32: 43,711,600 km (0.057 R)
• M33: 47,827,486 km (0.11 R)
• M34: 50,674,484 km (0.088 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 11,518 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit