🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.7

Radius: 9.7

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.26 AU - 1.62 AU

Year: 1134 Days

Day: 12.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,172,614 km

• M1: 120,725 km (0.099 R)
• M2: 497,712 km (0.107 R)
• M3: 1,036,564 km (0.108 R)
• M4: 1,527,095 km (0.101 R)
• M5: 2,167,374 km (0.083 R)
• M6: 2,736,145 km (0.104 R)
• M7: 3,177,758 km (0.1 R)
• M8: 3,666,345 km (0.076 R)
• M9: 4,155,081 km (0.107 R)
• M10: 5,166,811 km (0.1 R)
• M11: 5,578,355 km (0.025 R)
• M12: 8,606,216 km (0.049 R)
• M13: 10,118,800 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.7

Radius: 12.3

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.53 AU - 2.49 AU

Year: 1869 Days

Day: 12.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,172,614 km

• M1: 153,039 km (0.091 R)
• M2: 745,147 km (0.061 R)
• M3: 1,143,526 km (0.042 R)
• M4: 1,569,581 km (0.106 R)
• M5: 2,102,897 km (0.114 R)
• M6: 2,683,038 km (0.118 R)
• M7: 3,881,766 km (0.106 R)
• M8: 4,508,581 km (0.105 R)
• M9: 5,865,882 km (0.08 R)
• M10: 6,532,341 km (0.059 R)
• M11: 7,655,671 km (0.085 R)
• M12: 8,232,520 km (0.098 R)
• M13: 8,838,242 km (0.07 R)
• M14: 9,371,259 km (0.091 R)
• M15: 10,538,572 km (0.112 R)
• M16: 12,120,868 km (0.091 R)
• M17: 12,571,158 km (0.061 R)
• M18: 13,944,915 km (0.067 R)
• M19: 14,668,370 km (0.071 R)
• M20: 15,800,228 km (0.063 R)
• M21: 16,437,066 km (0.053 R)
• M22: 17,193,134 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.4

Radius: 13.1

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.95 AU - 2.15 AU

Year: 1925 Days

Day: 7.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,172,614 km

• M1: 163,211 km (0.078 R)
• M2: 1,233,734 km (0.091 R)
• M3: 1,840,203 km (0.077 R)
• M4: 3,187,931 km (0.096 R)
• M5: 3,760,591 km (0.109 R)
• M6: 5,215,730 km (0.084 R)
• M7: 7,298,880 km (0.028 R)
• M8: 11,077,573 km (0.098 R)
• M9: 12,471,526 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.3

Radius: 11.1

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.74 AU - 3.66 AU

Year: 3755 Days

Day: 7.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 111.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,172,614 km

• M1: 138,079 km (0.107 R)
• M2: 539,151 km (0.116 R)
• M3: 981,661 km (0.094 R)
• M4: 1,388,717 km (0.093 R)
• M5: 1,810,134 km (0.104 R)
• M6: 3,055,387 km (0.079 R)
• M7: 3,519,140 km (0.081 R)
• M8: 4,359,282 km (0.074 R)
• M9: 4,875,544 km (0.072 R)
• M10: 5,432,497 km (0.109 R)
• M11: 7,232,608 km (0.088 R)
• M12: 7,789,112 km (0.067 R)
• M13: 8,479,955 km (0.104 R)
• M14: 8,877,138 km (0.096 R)
• M15: 9,905,025 km (0.095 R)
• M16: 10,799,769 km (0.038 R)
• M17: 12,563,678 km (0.114 R)
• M18: 12,938,271 km (0.117 R)
• M19: 13,611,910 km (0.103 R)
• M20: 14,614,515 km (0.099 R)
• M21: 15,990,666 km (0.086 R)
• M22: 17,335,850 km (0.075 R)
• M23: 18,154,749 km (0.103 R)
• M24: 18,694,498 km (0.118 R)
• M25: 19,121,899 km (0.07 R)
• M26: 21,027,327 km (0.118 R)
• M27: 22,365,929 km (0.099 R)
• M28: 23,126,036 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287

Radius: 8.4

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.14 AU - 3.28 AU

Year: 3773 Days

Day: 5.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,172,614 km

• M1: 104,419 km (0.102 R)
• M2: 378,333 km (0.071 R)
• M3: 697,724 km (0.063 R)
• M4: 958,922 km (0.064 R)
• M5: 1,397,394 km (0.103 R)
• M6: 1,756,578 km (0.09 R)
• M7: 2,176,948 km (0.071 R)
• M8: 2,633,371 km (0.085 R)
• M9: 2,924,339 km (0.051 R)
• M10: 3,202,890 km (0.073 R)
• M11: 3,481,142 km (0.061 R)
• M12: 3,948,636 km (0.064 R)
• M13: 5,009,285 km (0.092 R)
• M14: 5,361,737 km (0.077 R)
• M15: 6,713,653 km (0.114 R)
• M16: 7,620,366 km (0.051 R)
• M17: 9,044,388 km (0.109 R)
• M18: 10,447,766 km (0.105 R)
• M19: 12,115,632 km (0.112 R)
• M20: 12,666,003 km (0.091 R)
• M21: 13,635,248 km (0.116 R)
• M22: 15,180,743 km (0.081 R)
• M23: 15,671,275 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811.4

Radius: 3.3

Gravity: 74.51 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 7.27 AU - 8.77 AU

Year: 14899 Days

Day: 24.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 74,172,614 km

• M1: 47,871 km (0.068 R)
• M2: 167,101 km (0.094 R)
• M3: 287,228 km (0.089 R)
• M4: 413,937 km (0.049 R)
• M5: 877,392 km (0.114 R)
• M6: 1,431,203 km (0.107 R)
• M7: 1,935,497 km (0.109 R)
• M8: 2,482,577 km (0.081 R)
• M9: 7,082,412 km (0.119 R)
• M10: 10,921,991 km (0.073 R)
• M11: 11,283,419 km (0.109 R)
• M12: 13,620,437 km (0.088 R)
• M13: 22,525,999 km (0.101 R)
• M14: 24,514,753 km (0.07 R)
• M15: 25,446,598 km (0.068 R)
• M16: 25,868,314 km (0.098 R)
• M17: 28,158,658 km (0.072 R)
• M18: 30,226,549 km (0.109 R)
• M19: 33,893,941 km (0.117 R)
• M20: 35,179,435 km (0.108 R)
• M21: 37,033,102 km (0.095 R)
• M22: 38,120,978 km (0.075 R)
• M23: 40,789,804 km (0.111 R)
• M24: 41,077,780 km (0.068 R)
• M25: 44,487,564 km (0.1 R)
• M26: 50,526,382 km (0.052 R)
• M27: 62,081,321 km (0.1 R)
• M28: 63,614,699 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859.6

Radius: 5.8

Gravity: 25.55 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.89 AU - 10.75 AU

Year: 17184 Days

Day: 22.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 74,172,614 km

• M1: 74,500 km (0.093 R)
• M2: 511,475 km (0.105 R)
• M3: 719,865 km (0.115 R)
• M4: 1,161,927 km (0.085 R)
• M5: 1,698,833 km (0.046 R)
• M6: 2,783,717 km (0.076 R)
• M7: 5,292,174 km (0.061 R)
• M8: 5,680,530 km (0.097 R)
• M9: 6,690,316 km (0.109 R)
• M10: 7,237,844 km (0.101 R)
• M11: 8,114,338 km (0.049 R)
• M12: 8,736,665 km (0.032 R)
• M13: 10,856,018 km (0.112 R)
• M14: 12,266,577 km (0.119 R)
• M15: 13,085,326 km (0.092 R)
• M16: 13,295,660 km (0.083 R)
• M17: 13,939,978 km (0.11 R)
• M18: 14,380,993 km (0.045 R)
• M19: 16,562,878 km (0.102 R)
• M20: 16,891,544 km (0.088 R)
• M21: 17,140,924 km (0.112 R)
• M22: 18,600,700 km (0.025 R)
• M23: 18,866,685 km (0.027 R)
• M24: 20,141,558 km (0.118 R)
• M25: 23,269,051 km (0.039 R)
• M26: 26,818,261 km (0.048 R)
• M27: 27,845,400 km (0.109 R)
• M28: 29,374,888 km (0.082 R)
• M29: 31,836,072 km (0.054 R)
• M30: 32,344,406 km (0.086 R)
• M31: 37,445,394 km (0.109 R)
• M32: 38,296,905 km (0.082 R)
• M33: 38,871,660 km (0.098 R)
• M34: 39,598,257 km (0.039 R)
• M35: 50,397,578 km (0.089 R)
• M36: 56,281,113 km (0.091 R)
• M37: 63,804,838 km (0.084 R)
• M38: 72,627,373 km (0.109 R)
• M39: 73,507,756 km (0.088 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 20,248 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit