🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.5

Radius: 11.3

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.69 AU - 0.89 AU

Year: 468 Days

Day: 7.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,975,557 km

• M1: 140,472 km (0.082 R)
• M2: 498,610 km (0.098 R)
• M3: 884,572 km (0.052 R)
• M4: 1,330,374 km (0.11 R)
• M5: 2,000,423 km (0.113 R)
• M6: 2,394,464 km (0.093 R)
• M7: 2,883,948 km (0.101 R)
• M8: 3,576,735 km (0.114 R)
• M9: 3,929,188 km (0.052 R)
• M10: 4,435,726 km (0.082 R)
• M11: 6,020,267 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.2

Radius: 10.1

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.14 AU - 1.42 AU

Year: 966 Days

Day: 12.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,975,557 km

• M1: 125,662 km (0.077 R)
• M2: 573,708 km (0.063 R)
• M3: 911,949 km (0.094 R)
• M4: 1,287,290 km (0.103 R)
• M5: 1,717,384 km (0.066 R)
• M6: 2,331,184 km (0.086 R)
• M7: 2,836,824 km (0.115 R)
• M8: 3,951,329 km (0.094 R)
• M9: 4,954,382 km (0.071 R)
• M10: 6,158,196 km (0.026 R)
• M11: 6,849,787 km (0.06 R)
• M12: 7,346,303 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.5

Radius: 13.2

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.63 AU - 1.97 AU

Year: 1610 Days

Day: 5.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,975,557 km

• M1: 165,904 km (0.089 R)
• M2: 664,215 km (0.071 R)
• M3: 1,328,279 km (0.054 R)
• M4: 1,977,085 km (0.089 R)
• M5: 2,500,528 km (0.112 R)
• M6: 2,999,587 km (0.078 R)
• M7: 4,712,483 km (0.081 R)
• M8: 5,286,340 km (0.12 R)
• M9: 5,769,691 km (0.042 R)
• M10: 7,161,400 km (0.118 R)
• M11: 7,893,980 km (0.094 R)
• M12: 8,887,161 km (0.08 R)
• M13: 9,351,064 km (0.089 R)
• M14: 10,127,028 km (0.049 R)
• M15: 10,806,053 km (0.083 R)
• M16: 11,442,891 km (0.113 R)
• M17: 12,179,959 km (0.056 R)
• M18: 13,026,833 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.4

Radius: 13.6

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.17 AU - 5.19 AU

Year: 5699 Days

Day: 12.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,975,557 km

• M1: 169,494 km (0.03 R)
• M2: 626,067 km (0.072 R)
• M3: 1,127,070 km (0.105 R)
• M4: 1,704,967 km (0.11 R)
• M5: 2,268,951 km (0.115 R)
• M6: 2,808,550 km (0.097 R)
• M7: 3,735,160 km (0.115 R)
• M8: 4,294,805 km (0.098 R)
• M9: 4,910,101 km (0.058 R)
• M10: 5,352,612 km (0.045 R)
• M11: 5,943,374 km (0.047 R)
• M12: 6,511,995 km (0.112 R)
• M13: 7,291,251 km (0.108 R)
• M14: 7,795,545 km (0.035 R)
• M15: 8,635,088 km (0.041 R)
• M16: 10,905,834 km (0.118 R)
• M17: 11,422,994 km (0.055 R)
• M18: 12,254,459 km (0.092 R)
• M19: 15,989,619 km (0.116 R)
• M20: 16,781,440 km (0.114 R)
• M21: 18,576,016 km (0.057 R)
• M22: 19,246,813 km (0.099 R)
• M23: 23,152,963 km (0.096 R)
• M24: 26,958,434 km (0.069 R)
• M25: 31,350,328 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.1

Radius: 8.1

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.77 AU - 5.35 AU

Year: 7590 Days

Day: 5.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,975,557 km

• M1: 100,979 km (0.076 R)
• M2: 578,645 km (0.075 R)
• M3: 1,012,030 km (0.078 R)
• M4: 1,469,350 km (0.047 R)
• M5: 1,901,389 km (0.093 R)
• M6: 2,178,295 km (0.056 R)
• M7: 2,814,534 km (0.051 R)
• M8: 3,078,275 km (0.082 R)
• M9: 6,007,701 km (0.104 R)
• M10: 6,479,533 km (0.105 R)
• M11: 6,841,111 km (0.07 R)
• M12: 7,147,038 km (0.092 R)
• M13: 11,757,794 km (0.111 R)
• M14: 12,296,496 km (0.096 R)
• M15: 13,849,472 km (0.055 R)
• M16: 14,229,899 km (0.068 R)
• M17: 14,954,701 km (0.115 R)
• M18: 16,177,514 km (0.11 R)
• M19: 18,037,913 km (0.083 R)
• M20: 19,422,142 km (0.104 R)
• M21: 21,738,366 km (0.086 R)
• M22: 23,611,331 km (0.116 R)
• M23: 28,192,317 km (0.075 R)
• M24: 29,692,185 km (0.12 R)
• M25: 29,962,210 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.8

Radius: 5.1

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.36 AU - 9 AU

Year: 15601 Days

Day: 15.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,975,557 km

• M1: 88,412 km (0.05 R)
• M2: 353,799 km (0.101 R)
• M3: 838,646 km (0.099 R)
• M4: 3,118,068 km (0.107 R)
• M5: 7,377,120 km (0.088 R)
• M6: 9,851,319 km (0.054 R)
• M7: 10,395,855 km (0.068 R)
• M8: 12,935,429 km (0.117 R)
• M9: 17,443,261 km (0.072 R)
• M10: 26,177,533 km (0.115 R)
• M11: 26,695,142 km (0.118 R)
• M12: 29,201,504 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 616.4

Radius: 3.8

Gravity: 42.69 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 7.29 AU - 11.39 AU

Year: 19035 Days

Day: 21.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,975,557 km

• M1: 47,273 km (0.113 R)
• M2: 291,865 km (0.113 R)
• M3: 468,391 km (0.069 R)
• M4: 1,004,849 km (0.082 R)
• M5: 1,197,531 km (0.11 R)
• M6: 1,354,160 km (0.103 R)
• M7: 1,815,669 km (0.114 R)
• M8: 2,042,759 km (0.112 R)
• M9: 3,171,624 km (0.035 R)
• M10: 5,014,670 km (0.073 R)
• M11: 6,306,448 km (0.109 R)
• M12: 6,782,169 km (0.094 R)
• M13: 10,562,058 km (0.104 R)
• M14: 12,124,459 km (0.113 R)
• M15: 13,132,150 km (0.093 R)
• M16: 15,160,547 km (0.05 R)
• M17: 18,406,522 km (0.093 R)
• M18: 22,086,779 km (0.081 R)
• M19: 22,282,603 km (0.118 R)
• M20: 24,619,621 km (0.114 R)
• M21: 46,018,250 km (0.083 R)
• M22: 50,120,523 km (0.113 R)
• M23: 52,000,070 km (0.11 R)
• M24: 58,106,356 km (0.115 R)
• M25: 62,301,828 km (0.039 R)
• M26: 67,103,920 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 456.4

Radius: 5.5

Gravity: 15.09 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 9.11 AU - 12.09 AU

Year: 23014 Days

Day: 24.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,975,557 km

• M1: 69,114 km (0.074 R)
• M2: 309,518 km (0.116 R)
• M3: 584,479 km (0.083 R)
• M4: 898,784 km (0.053 R)
• M5: 1,277,267 km (0.083 R)
• M6: 1,902,287 km (0.049 R)
• M7: 2,390,873 km (0.088 R)
• M8: 2,688,423 km (0.105 R)
• M9: 2,984,777 km (0.05 R)
• M10: 3,943,998 km (0.116 R)
• M11: 5,586,583 km (0.113 R)
• M12: 6,536,529 km (0.099 R)
• M13: 7,211,216 km (0.105 R)
• M14: 7,589,698 km (0.114 R)
• M15: 8,437,470 km (0.056 R)
• M16: 8,698,518 km (0.105 R)
• M17: 9,513,826 km (0.103 R)
• M18: 10,984,224 km (0.11 R)
• M19: 12,464,943 km (0.079 R)
• M20: 15,042,066 km (0.089 R)
• M21: 22,791,086 km (0.076 R)
• M22: 30,215,030 km (0.093 R)
• M23: 57,397,561 km (0.112 R)
• M24: 58,146,149 km (0.108 R)
• M25: 64,773,784 km (0.108 R)
• M26: 65,178,595 km (0.099 R)
• M27: 68,059,850 km (0.089 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 13,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit