🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.1

Radius: 13.1

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.56 AU - 0.92 AU

Year: 424 Days

Day: 9.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,453,010 km

• M1: 163,211 km (0.045 R)
• M2: 697,874 km (0.04 R)
• M3: 1,205,011 km (0.098 R)
• M4: 1,716,336 km (0.117 R)
• M5: 2,176,499 km (0.071 R)
• M6: 3,024,420 km (0.083 R)
• M7: 3,519,589 km (0.088 R)
• M8: 4,109,154 km (0.088 R)
• M9: 5,180,275 km (0.071 R)
• M10: 5,654,500 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178

Radius: 11.2

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.86 AU - 0.96 AU

Year: 579 Days

Day: 7.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 77,453,010 km

• M1: 139,425 km (0.061 R)
• M2: 800,049 km (0.094 R)
• M3: 1,156,541 km (0.106 R)
• M4: 2,095,118 km (0.116 R)
• M5: 3,194,663 km (0.091 R)
• M6: 3,837,185 km (0.117 R)
• M7: 4,419,420 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.5

Radius: 14.6

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.83 AU - 1.21 AU

Year: 687 Days

Day: 10.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,453,010 km

• M1: 182,061 km (0.038 R)
• M2: 644,767 km (0.098 R)
• M3: 1,357,152 km (0.069 R)
• M4: 2,064,600 km (0.114 R)
• M5: 2,531,046 km (0.063 R)
• M6: 3,310,002 km (0.097 R)
• M7: 4,084,471 km (0.059 R)
• M8: 4,561,837 km (0.077 R)
• M9: 5,435,489 km (0.081 R)
• M10: 6,359,705 km (0.11 R)
• M11: 6,859,810 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.3

Radius: 8

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.66 AU - 2.54 AU

Year: 2029 Days

Day: 14.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,453,010 km

• M1: 100,231 km (0.067 R)
• M2: 365,916 km (0.065 R)
• M3: 736,770 km (0.091 R)
• M4: 1,210,845 km (0.099 R)
• M5: 1,830,180 km (0.082 R)
• M6: 2,431,863 km (0.098 R)
• M7: 3,060,922 km (0.107 R)
• M8: 3,609,497 km (0.114 R)
• M9: 3,888,497 km (0.095 R)
• M10: 4,262,492 km (0.062 R)
• M11: 4,681,965 km (0.06 R)
• M12: 6,370,625 km (0.03 R)
• M13: 7,205,681 km (0.068 R)
• M14: 7,771,161 km (0.118 R)
• M15: 8,206,490 km (0.118 R)
• M16: 9,091,960 km (0.08 R)
• M17: 10,406,925 km (0.06 R)
• M18: 12,212,721 km (0.059 R)
• M19: 14,126,677 km (0.118 R)
• M20: 14,634,711 km (0.104 R)
• M21: 15,155,012 km (0.119 R)
• M22: 15,687,431 km (0.116 R)
• M23: 15,983,037 km (0.1 R)
• M24: 16,943,904 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.6

Radius: 8.8

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.4 AU - 3.92 AU

Year: 4669 Days

Day: 6.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,453,010 km

• M1: 109,655 km (0.079 R)
• M2: 924,664 km (0.119 R)
• M3: 2,252,645 km (0.074 R)
• M4: 2,816,928 km (0.057 R)
• M5: 3,142,154 km (0.05 R)
• M6: 5,242,807 km (0.068 R)
• M7: 7,143,747 km (0.072 R)
• M8: 8,285,179 km (0.091 R)
• M9: 8,729,036 km (0.092 R)
• M10: 10,114,611 km (0.108 R)
• M11: 10,450,907 km (0.097 R)
• M12: 11,234,950 km (0.108 R)
• M13: 13,116,891 km (0.072 R)
• M14: 14,874,217 km (0.038 R)
• M15: 16,377,526 km (0.117 R)
• M16: 17,675,288 km (0.075 R)
• M17: 22,686,218 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.8

Radius: 11.3

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.46 AU - 5.6 AU

Year: 7523 Days

Day: 11.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,453,010 km

• M1: 140,472 km (0.103 R)
• M2: 815,907 km (0.119 R)
• M3: 1,240,316 km (0.098 R)
• M4: 1,882,240 km (0.069 R)
• M5: 2,403,290 km (0.106 R)
• M6: 3,158,460 km (0.088 R)
• M7: 3,669,935 km (0.094 R)
• M8: 4,361,227 km (0.099 R)
• M9: 6,034,778 km (0.113 R)
• M10: 6,825,552 km (0.044 R)
• M11: 7,282,125 km (0.085 R)
• M12: 9,486,151 km (0.11 R)
• M13: 10,325,843 km (0.061 R)
• M14: 12,512,067 km (0.102 R)
• M15: 15,049,247 km (0.112 R)
• M16: 15,523,173 km (0.116 R)
• M17: 15,945,936 km (0.055 R)
• M18: 17,454,332 km (0.05 R)
• M19: 27,840,313 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854.2

Radius: 4.7

Gravity: 38.67 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.28 AU - 7.18 AU

Year: 10370 Days

Day: 20.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,453,010 km

• M1: 58,493 km (0.086 R)
• M2: 392,694 km (0.113 R)
• M3: 743,651 km (0.051 R)
• M4: 1,144,573 km (0.077 R)
• M5: 2,264,463 km (0.067 R)
• M6: 3,001,532 km (0.093 R)
• M7: 3,462,892 km (0.079 R)
• M8: 3,998,153 km (0.03 R)
• M9: 4,805,832 km (0.042 R)
• M10: 4,999,112 km (0.071 R)
• M11: 5,231,138 km (0.057 R)
• M12: 5,401,381 km (0.112 R)
• M13: 5,970,750 km (0.108 R)
• M14: 6,232,098 km (0.115 R)
• M15: 6,697,945 km (0.112 R)
• M16: 6,898,706 km (0.081 R)
• M17: 10,520,620 km (0.034 R)
• M18: 12,399,719 km (0.114 R)
• M19: 14,625,137 km (0.107 R)
• M20: 21,366,765 km (0.092 R)
• M21: 24,445,339 km (0.035 R)
• M22: 27,192,555 km (0.094 R)
• M23: 28,013,697 km (0.093 R)
• M24: 28,640,213 km (0.071 R)
• M25: 38,934,342 km (0.098 R)
• M26: 44,192,109 km (0.088 R)
• M27: 44,756,691 km (0.092 R)
• M28: 48,844,303 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776.8

Radius: 5.9

Gravity: 22.32 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.96 AU - 8.76 AU

Year: 13315 Days

Day: 18.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,453,010 km

• M1: 73,453 km (0.027 R)
• M2: 307,274 km (0.083 R)
• M3: 641,027 km (0.094 R)
• M4: 867,668 km (0.118 R)
• M5: 1,063,491 km (0.093 R)
• M6: 1,593,217 km (0.109 R)
• M7: 1,890,917 km (0.097 R)
• M8: 2,345,096 km (0.097 R)
• M9: 3,441,649 km (0.118 R)
• M10: 3,882,813 km (0.052 R)
• M11: 4,147,152 km (0.076 R)
• M12: 4,911,148 km (0.075 R)
• M13: 5,993,190 km (0.072 R)
• M14: 6,881,801 km (0.102 R)
• M15: 9,378,141 km (0.083 R)
• M16: 9,640,984 km (0.077 R)
• M17: 12,609,904 km (0.03 R)
• M18: 14,128,472 km (0.034 R)
• M19: 15,182,239 km (0.091 R)
• M20: 16,136,973 km (0.06 R)
• M21: 18,084,438 km (0.102 R)
• M22: 19,325,203 km (0.08 R)
• M23: 21,246,189 km (0.066 R)
• M24: 22,345,733 km (0.096 R)
• M25: 25,974,828 km (0.058 R)
• M26: 28,308,854 km (0.077 R)
• M27: 28,637,670 km (0.108 R)
• M28: 29,191,182 km (0.036 R)
• M29: 32,066,453 km (0.029 R)
• M30: 34,002,399 km (0.117 R)
• M31: 36,920,006 km (0.101 R)
• M32: 37,840,033 km (0.11 R)
• M33: 38,372,602 km (0.1 R)
• M34: 39,180,730 km (0.032 R)
• M35: 44,860,811 km (0.103 R)
• M36: 47,586,634 km (0.094 R)
• M37: 50,904,116 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790

Radius: 4.5

Gravity: 39.01 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 9.02 AU - 9.72 AU

Year: 19127 Days

Day: 16.1 Hours

Environment

Temp: -241 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,453,010 km

• M1: 55,950 km (0.1 R)
• M2: 312,061 km (0.107 R)
• M3: 656,735 km (0.085 R)
• M4: 997,668 km (0.056 R)
• M5: 1,265,299 km (0.116 R)
• M6: 1,810,134 km (0.113 R)
• M7: 2,230,355 km (0.086 R)
• M8: 4,972,334 km (0.061 R)
• M9: 6,295,826 km (0.089 R)
• M10: 6,830,340 km (0.051 R)
• M11: 8,508,977 km (0.081 R)
• M12: 9,905,773 km (0.092 R)
• M13: 11,907,841 km (0.088 R)
• M14: 13,941,474 km (0.073 R)
• M15: 15,710,469 km (0.117 R)
• M16: 19,873,329 km (0.092 R)
• M17: 21,115,590 km (0.109 R)
• M18: 25,481,604 km (0.119 R)
• M19: 25,926,358 km (0.118 R)
• M20: 28,346,553 km (0.057 R)
• M21: 32,969,725 km (0.063 R)
• M22: 36,926,290 km (0.047 R)
• M23: 37,495,809 km (0.046 R)
• M24: 41,035,743 km (0.036 R)
• M25: 42,108,809 km (0.052 R)
• M26: 42,263,493 km (0.112 R)
• M27: 42,418,775 km (0.084 R)
• M28: 42,730,238 km (0.058 R)
• M29: 44,310,590 km (0.119 R)
• M30: 46,093,498 km (0.037 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: 507 - 17,869 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit