🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.5

Radius: 8.1

Gravity: 13.15 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.69 AU - 0.83 AU

Year: 435 Days

Day: 14.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,539,546 km

• M1: 100,829 km (0.066 R)
• M2: 525,388 km (0.087 R)
• M3: 911,799 km (0.049 R)
• M4: 1,355,058 km (0.05 R)
• M5: 1,608,925 km (0.071 R)
• M6: 1,961,078 km (0.095 R)
• M7: 2,214,946 km (0.117 R)
• M8: 2,520,575 km (0.094 R)
• M9: 3,147,240 km (0.108 R)
• M10: 4,205,047 km (0.032 R)
• M11: 4,555,405 km (0.052 R)
• M12: 4,862,230 km (0.083 R)
• M13: 5,232,036 km (0.073 R)
• M14: 5,603,188 km (0.069 R)
• M15: 5,991,844 km (0.028 R)
• M16: 6,285,803 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.9

Radius: 13.3

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.56 AU - 2.32 AU

Year: 1773 Days

Day: 5.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,539,546 km

• M1: 165,455 km (0.091 R)
• M2: 751,729 km (0.117 R)
• M3: 1,194,689 km (0.067 R)
• M4: 2,561,415 km (0.074 R)
• M5: 3,976,162 km (0.079 R)
• M6: 6,791,594 km (0.077 R)
• M7: 7,762,484 km (0.106 R)
• M8: 9,454,137 km (0.03 R)
• M9: 9,979,674 km (0.076 R)
• M10: 10,982,279 km (0.099 R)
• M11: 11,489,864 km (0.101 R)
• M12: 12,827,569 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.8

Radius: 9.4

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.68 AU - 2.78 AU

Year: 2185 Days

Day: 12.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 51.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,539,546 km

• M1: 117,285 km (0.033 R)
• M2: 847,472 km (0.12 R)
• M3: 1,306,438 km (0.088 R)
• M4: 2,059,065 km (0.057 R)
• M5: 2,384,889 km (0.073 R)
• M6: 3,416,217 km (0.063 R)
• M7: 3,762,237 km (0.108 R)
• M8: 4,611,354 km (0.026 R)
• M9: 5,174,291 km (0.031 R)
• M10: 8,276,053 km (0.092 R)
• M11: 10,553,681 km (0.111 R)
• M12: 11,774,998 km (0.112 R)
• M13: 13,088,019 km (0.068 R)
• M14: 13,442,117 km (0.088 R)
• M15: 14,169,611 km (0.082 R)
• M16: 16,356,732 km (0.056 R)
• M17: 17,934,092 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.2

Radius: 11.2

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.71 AU - 3.37 AU

Year: 3477 Days

Day: 8.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 38,539,546 km

• M1: 139,276 km (0.061 R)
• M2: 578,046 km (0.103 R)
• M3: 951,293 km (0.088 R)
• M4: 1,635,853 km (0.103 R)
• M5: 2,339,711 km (0.118 R)
• M6: 3,150,232 km (0.03 R)
• M7: 4,367,809 km (0.093 R)
• M8: 5,371,461 km (0.109 R)
• M9: 7,643,404 km (0.061 R)
• M10: 13,706,456 km (0.1 R)
• M11: 14,173,052 km (0.027 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.8

Radius: 14.5

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.72 AU - 4.28 AU

Year: 5248 Days

Day: 8.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,539,546 km

• M1: 183,407 km (0.078 R)
• M2: 695,181 km (0.088 R)
• M3: 1,821,354 km (0.082 R)
• M4: 3,050,151 km (0.086 R)
• M5: 3,715,862 km (0.081 R)
• M6: 5,599,299 km (0.118 R)
• M7: 6,114,663 km (0.09 R)
• M8: 7,431,274 km (0.12 R)
• M9: 7,921,058 km (0.1 R)
• M10: 9,002,201 km (0.086 R)
• M11: 9,827,533 km (0.101 R)
• M12: 10,580,459 km (0.033 R)
• M13: 13,594,856 km (0.089 R)
• M14: 14,329,830 km (0.113 R)
• M15: 14,783,561 km (0.072 R)
• M16: 17,481,558 km (0.066 R)
• M17: 20,620,271 km (0.065 R)
• M18: 21,264,290 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.3

Radius: 9.9

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.87 AU - 5.29 AU

Year: 7511 Days

Day: 14.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,539,546 km

• M1: 123,717 km (0.075 R)
• M2: 513,569 km (0.077 R)
• M3: 837,000 km (0.063 R)
• M4: 1,205,160 km (0.112 R)
• M5: 1,590,076 km (0.116 R)
• M6: 2,011,044 km (0.108 R)
• M7: 2,349,135 km (0.099 R)
• M8: 3,183,592 km (0.086 R)
• M9: 3,763,134 km (0.112 R)
• M10: 4,544,335 km (0.104 R)
• M11: 5,490,840 km (0.095 R)
• M12: 6,257,978 km (0.073 R)
• M13: 8,447,343 km (0.047 R)
• M14: 10,055,819 km (0.093 R)
• M15: 11,054,684 km (0.066 R)
• M16: 11,962,444 km (0.051 R)
• M17: 13,983,362 km (0.08 R)
• M18: 26,151,653 km (0.118 R)
• M19: 26,680,331 km (0.067 R)
• M20: 27,850,486 km (0.094 R)
• M21: 30,778,565 km (0.075 R)
• M22: 32,468,273 km (0.106 R)
• M23: 35,384,983 km (0.028 R)
• M24: 35,707,516 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 605.9

Radius: 4.1

Gravity: 36.04 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.88 AU - 8.72 AU

Year: 12939 Days

Day: 17.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,539,546 km

• M1: 110,702 km (0.072 R)
• M2: 258,206 km (0.058 R)
• M3: 407,953 km (0.065 R)
• M4: 616,493 km (0.082 R)
• M5: 914,193 km (0.085 R)
• M6: 1,249,142 km (0.086 R)
• M7: 2,177,397 km (0.094 R)
• M8: 3,165,940 km (0.11 R)
• M9: 3,544,273 km (0.074 R)
• M10: 4,123,965 km (0.102 R)
• M11: 6,012,338 km (0.062 R)
• M12: 7,164,541 km (0.073 R)
• M13: 7,994,660 km (0.095 R)
• M14: 8,886,862 km (0.069 R)
• M15: 10,159,491 km (0.083 R)
• M16: 11,959,303 km (0.091 R)
• M17: 13,569,873 km (0.072 R)
• M18: 14,026,895 km (0.119 R)
• M19: 14,226,010 km (0.096 R)
• M20: 14,765,908 km (0.055 R)
• M21: 15,110,283 km (0.071 R)
• M22: 28,525,023 km (0.087 R)
• M23: 28,951,526 km (0.099 R)
• M24: 35,747,010 km (0.107 R)
• M25: 36,617,669 km (0.05 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.2

Radius: 3.3

Gravity: 14.89 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.67 AU - 9.31 AU

Year: 14816 Days

Day: 21.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,539,546 km

• M1: 41,139 km (0.049 R)
• M2: 160,818 km (0.119 R)
• M3: 528,080 km (0.105 R)
• M4: 642,523 km (0.118 R)
• M5: 773,870 km (0.076 R)
• M6: 1,290,730 km (0.12 R)
• M7: 2,636,513 km (0.12 R)
• M8: 3,433,570 km (0.12 R)
• M9: 4,325,323 km (0.119 R)
• M10: 8,356,687 km (0.047 R)
• M11: 9,305,436 km (0.11 R)
• M12: 10,133,161 km (0.09 R)
• M13: 12,199,706 km (0.094 R)
• M14: 19,385,042 km (0.102 R)
• M15: 20,124,205 km (0.096 R)
• M16: 23,600,560 km (0.102 R)
• M17: 24,871,544 km (0.118 R)
• M18: 26,998,676 km (0.083 R)
• M19: 30,708,853 km (0.032 R)
• M20: 32,324,360 km (0.097 R)
• M21: 35,833,627 km (0.06 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 11,257 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit