🌌 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: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.1

Radius: 9.7

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.59 AU - 0.87 AU

Year: 409 Days

Day: 9.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,658,950 km

• M1: 120,576 km (0.044 R)
• M2: 479,910 km (0.105 R)
• M3: 782,098 km (0.112 R)
• M4: 1,116,449 km (0.101 R)
• M5: 1,473,689 km (0.079 R)
• M6: 1,922,333 km (0.113 R)
• M7: 2,298,422 km (0.111 R)
• M8: 2,723,280 km (0.12 R)
• M9: 3,210,819 km (0.112 R)
• M10: 3,559,981 km (0.114 R)
• M11: 4,478,960 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.1

Radius: 8.9

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.14 AU - 2.64 AU

Year: 2424 Days

Day: 5.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,658,950 km

• M1: 117,734 km (0.107 R)
• M2: 395,387 km (0.06 R)
• M3: 696,228 km (0.091 R)
• M4: 1,662,631 km (0.078 R)
• M5: 1,972,897 km (0.119 R)
• M6: 2,470,310 km (0.032 R)
• M7: 2,892,624 km (0.05 R)
• M8: 3,431,326 km (0.072 R)
• M9: 3,977,658 km (0.104 R)
• M10: 4,795,061 km (0.111 R)
• M11: 5,174,590 km (0.104 R)
• M12: 6,842,457 km (0.112 R)
• M13: 7,209,121 km (0.066 R)
• M14: 7,981,645 km (0.07 R)
• M15: 9,586,381 km (0.118 R)
• M16: 10,118,052 km (0.036 R)
• M17: 10,631,771 km (0.117 R)
• M18: 11,124,247 km (0.087 R)
• M19: 12,154,827 km (0.115 R)
• M20: 12,819,939 km (0.034 R)
• M21: 13,773,925 km (0.073 R)
• M22: 15,340,065 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.5

Radius: 12.9

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.21 AU - 3.27 AU

Year: 3826 Days

Day: 7.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,658,950 km

• M1: 256,710 km (0.081 R)
• M2: 1,119,890 km (0.097 R)
• M3: 2,021,217 km (0.084 R)
• M4: 2,475,097 km (0.078 R)
• M5: 3,514,353 km (0.087 R)
• M6: 4,801,344 km (0.116 R)
• M7: 5,811,279 km (0.113 R)
• M8: 7,469,870 km (0.075 R)
• M9: 12,753,368 km (0.101 R)
• M10: 15,311,791 km (0.117 R)
• M11: 15,905,545 km (0.066 R)
• M12: 16,347,008 km (0.111 R)
• M13: 18,922,934 km (0.114 R)
• M14: 20,436,715 km (0.092 R)
• M15: 22,856,759 km (0.096 R)
• M16: 24,208,227 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.5

Radius: 11.3

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.04 AU - 3.8 AU

Year: 4149 Days

Day: 11.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,658,950 km

• M1: 140,622 km (0.094 R)
• M2: 1,031,926 km (0.045 R)
• M3: 1,401,882 km (0.1 R)
• M4: 1,824,496 km (0.088 R)
• M5: 2,407,778 km (0.099 R)
• M6: 3,992,618 km (0.103 R)
• M7: 4,610,606 km (0.077 R)
• M8: 5,642,532 km (0.108 R)
• M9: 6,066,942 km (0.118 R)
• M10: 7,948,135 km (0.118 R)
• M11: 8,337,837 km (0.047 R)
• M12: 9,271,328 km (0.081 R)
• M13: 10,608,583 km (0.025 R)
• M14: 11,978,152 km (0.085 R)
• M15: 12,970,734 km (0.055 R)
• M16: 17,199,866 km (0.094 R)
• M17: 18,278,167 km (0.088 R)
• M18: 18,896,455 km (0.054 R)
• M19: 22,974,493 km (0.076 R)
• M20: 25,561,339 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.4

Radius: 14.4

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.82 AU - 4.22 AU

Year: 5287 Days

Day: 10.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,658,950 km

• M1: 192,084 km (0.08 R)
• M2: 1,097,300 km (0.096 R)
• M3: 1,637,049 km (0.066 R)
• M4: 2,184,129 km (0.063 R)
• M5: 2,656,409 km (0.101 R)
• M6: 3,635,079 km (0.111 R)
• M7: 4,454,875 km (0.101 R)
• M8: 5,836,711 km (0.091 R)
• M9: 6,827,497 km (0.106 R)
• M10: 8,539,944 km (0.073 R)
• M11: 9,391,754 km (0.1 R)
• M12: 10,936,352 km (0.085 R)
• M13: 12,189,384 km (0.093 R)
• M14: 13,860,692 km (0.081 R)
• M15: 16,524,282 km (0.112 R)
• M16: 19,650,578 km (0.097 R)
• M17: 21,499,458 km (0.049 R)
• M18: 23,152,215 km (0.09 R)
• M19: 25,294,606 km (0.077 R)
• M20: 31,555,128 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.2

Radius: 6.3

Gravity: 19.48 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.66 AU - 7.36 AU

Year: 10896 Days

Day: 19.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,658,950 km

• M1: 78,688 km (0.065 R)
• M2: 366,066 km (0.113 R)
• M3: 873,502 km (0.113 R)
• M4: 1,312,871 km (0.092 R)
• M5: 2,152,414 km (0.097 R)
• M6: 3,822,674 km (0.106 R)
• M7: 6,714,102 km (0.06 R)
• M8: 7,119,363 km (0.111 R)
• M9: 7,801,679 km (0.044 R)
• M10: 10,534,682 km (0.095 R)
• M11: 11,249,909 km (0.052 R)
• M12: 12,838,040 km (0.049 R)
• M13: 15,387,487 km (0.079 R)
• M14: 19,366,641 km (0.109 R)
• M15: 21,461,460 km (0.079 R)
• M16: 21,985,801 km (0.111 R)
• M17: 22,788,393 km (0.053 R)
• M18: 23,888,536 km (0.064 R)
• M19: 31,243,067 km (0.116 R)
• M20: 31,690,963 km (0.104 R)
• M21: 32,714,212 km (0.088 R)
• M22: 47,203,813 km (0.028 R)
• M23: 47,793,528 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 809.2

Radius: 3.6

Gravity: 62.44 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 6.15 AU - 8.91 AU

Year: 13555 Days

Day: 17.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 157.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 57,658,950 km

• M1: 50,863 km (0.096 R)
• M2: 377,136 km (0.072 R)
• M3: 723,306 km (0.091 R)
• M4: 2,418,399 km (0.105 R)
• M5: 3,837,933 km (0.117 R)
• M6: 3,954,620 km (0.068 R)
• M7: 4,975,476 km (0.112 R)
• M8: 5,291,725 km (0.099 R)
• M9: 6,361,051 km (0.12 R)
• M10: 7,475,854 km (0.117 R)
• M11: 7,612,288 km (0.106 R)
• M12: 8,223,096 km (0.061 R)
• M13: 8,417,423 km (0.097 R)
• M14: 9,864,484 km (0.057 R)
• M15: 11,958,255 km (0.041 R)
• M16: 15,625,797 km (0.088 R)
• M17: 18,530,539 km (0.115 R)
• M18: 20,417,865 km (0.1 R)
• M19: 21,591,161 km (0.032 R)
• M20: 21,868,217 km (0.087 R)
• M21: 22,241,314 km (0.085 R)
• M22: 22,429,358 km (0.066 R)
• M23: 22,808,739 km (0.078 R)
• M24: 26,103,632 km (0.116 R)
• M25: 28,357,473 km (0.119 R)
• M26: 29,361,873 km (0.083 R)
• M27: 30,854,262 km (0.116 R)
• M28: 31,916,556 km (0.099 R)
• M29: 34,489,639 km (0.108 R)
• M30: 34,868,272 km (0.108 R)
• M31: 34,994,981 km (0.049 R)
• M32: 38,400,277 km (0.119 R)
• M33: 39,079,601 km (0.113 R)
• M34: 42,741,159 km (0.108 R)
• M35: 48,179,191 km (0.045 R)
• M36: 50,089,556 km (0.071 R)
• M37: 53,553,046 km (0.083 R)
• M38: 55,948,556 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 844.5

Radius: 7.1

Gravity: 16.75 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.85 AU - 9.53 AU

Year: 16805 Days

Day: 21.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,658,950 km

• M1: 89,011 km (0.102 R)
• M2: 333,154 km (0.046 R)
• M3: 1,378,395 km (0.115 R)
• M4: 1,821,653 km (0.067 R)
• M5: 2,086,890 km (0.046 R)
• M6: 2,356,316 km (0.097 R)
• M7: 3,473,663 km (0.046 R)
• M8: 4,229,132 km (0.079 R)
• M9: 4,628,409 km (0.048 R)
• M10: 10,173,702 km (0.1 R)
• M11: 11,834,239 km (0.099 R)
• M12: 12,160,512 km (0.104 R)
• M13: 12,695,025 km (0.106 R)
• M14: 15,683,093 km (0.106 R)
• M15: 15,997,697 km (0.111 R)
• M16: 16,236,306 km (0.071 R)
• M17: 19,109,632 km (0.075 R)
• M18: 22,903,733 km (0.065 R)
• M19: 24,342,117 km (0.069 R)
• M20: 27,171,461 km (0.061 R)
• M21: 28,548,210 km (0.117 R)
• M22: 31,440,386 km (0.088 R)
• M23: 32,573,440 km (0.115 R)
• M24: 33,603,272 km (0.106 R)
• M25: 40,684,188 km (0.102 R)
• M26: 41,727,633 km (0.085 R)
• M27: 51,934,098 km (0.057 R)
• M28: 55,129,209 km (0.087 R)
• M29: 66,107,748 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122.9

Radius: 7.9

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 7.99 AU - 9.55 AU

Year: 17038 Days

Day: 15.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,658,950 km

• M1: 98,435 km (0.11 R)
• M2: 736,022 km (0.069 R)
• M3: 1,370,616 km (0.115 R)
• M4: 1,733,391 km (0.09 R)
• M5: 2,159,445 km (0.077 R)
• M6: 2,597,169 km (0.095 R)
• M7: 3,286,366 km (0.104 R)
• M8: 3,842,421 km (0.105 R)
• M9: 4,273,114 km (0.102 R)
• M10: 4,993,727 km (0.115 R)
• M11: 5,352,462 km (0.1 R)
• M12: 6,962,734 km (0.057 R)
• M13: 7,642,506 km (0.098 R)
• M14: 7,998,549 km (0.049 R)
• M15: 9,089,716 km (0.113 R)
• M16: 9,762,607 km (0.077 R)
• M17: 10,420,240 km (0.044 R)
• M18: 11,410,578 km (0.108 R)
• M19: 17,796,761 km (0.114 R)
• M20: 21,776,513 km (0.068 R)
• M21: 23,972,610 km (0.097 R)
• M22: 25,167,598 km (0.058 R)
• M23: 27,033,682 km (0.064 R)
• M24: 35,641,842 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 222.4

Radius: 3.9

Gravity: 14.62 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 9.82 AU - 11.7 AU

Year: 23154 Days

Day: 24.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 93 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 57,658,950 km

• M1: 56,548 km (0.096 R)
• M2: 516,262 km (0.102 R)
• M3: 1,588,430 km (0.06 R)
• M4: 1,866,383 km (0.117 R)
• M5: 2,175,901 km (0.115 R)
• M6: 2,826,951 km (0.091 R)
• M7: 4,757,960 km (0.093 R)
• M8: 5,333,314 km (0.083 R)
• M9: 7,780,884 km (0.113 R)
• M10: 8,289,966 km (0.088 R)
• M11: 9,221,213 km (0.06 R)
• M12: 9,685,864 km (0.116 R)
• M13: 10,274,531 km (0.076 R)
• M14: 12,001,190 km (0.089 R)
• M15: 12,933,035 km (0.091 R)
• M16: 15,009,603 km (0.038 R)
• M17: 18,083,241 km (0.092 R)
• M18: 19,056,525 km (0.085 R)
• M19: 19,639,956 km (0.081 R)
• M20: 20,930,388 km (0.063 R)
• M21: 22,368,023 km (0.057 R)
• M22: 22,552,178 km (0.109 R)
• M23: 22,737,380 km (0.088 R)
• M24: 24,352,888 km (0.115 R)
• M25: 28,344,907 km (0.054 R)
• M26: 32,870,542 km (0.105 R)
• M27: 34,931,402 km (0.059 R)
• M28: 36,436,955 km (0.048 R)
• M29: 48,666,431 km (0.085 R)
• M30: 49,286,514 km (0.073 R)
• M31: 49,442,246 km (0.064 R)
• M32: 52,141,590 km (0.106 R)
• M33: 55,105,124 km (0.116 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 12,439 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit