🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.4

Radius: 10.9

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.05 AU - 1.13 AU

Year: 759 Days

Day: 13 Hours

Environment

Temp: -176 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,048,471 km

• M1: 135,536 km (0.055 R)
• M2: 689,796 km (0.049 R)
• M3: 1,218,026 km (0.119 R)
• M4: 1,628,522 km (0.054 R)
• M5: 2,464,326 km (0.092 R)
• M6: 3,781,685 km (0.102 R)
• M7: 5,501,462 km (0.103 R)
• M8: 6,114,663 km (0.092 R)
• M9: 7,222,286 km (0.107 R)
• M10: 8,331,704 km (0.095 R)
• M11: 8,927,403 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.5

Radius: 8.2

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.15 AU - 2.23 AU

Year: 2161 Days

Day: 12.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,048,471 km

• M1: 102,175 km (0.083 R)
• M2: 501,003 km (0.058 R)
• M3: 838,197 km (0.106 R)
• M4: 1,302,997 km (0.098 R)
• M5: 1,652,009 km (0.031 R)
• M6: 1,969,306 km (0.113 R)
• M7: 2,786,260 km (0.064 R)
• M8: 3,110,888 km (0.114 R)
• M9: 3,959,706 km (0.085 R)
• M10: 4,424,656 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.8

Radius: 13.5

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.89 AU - 3.63 AU

Year: 3925 Days

Day: 8.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,048,471 km

• M1: 168,447 km (0.118 R)
• M2: 638,933 km (0.102 R)
• M3: 1,261,708 km (0.117 R)
• M4: 2,277,927 km (0.067 R)
• M5: 3,215,307 km (0.079 R)
• M6: 3,783,929 km (0.085 R)
• M7: 4,395,634 km (0.065 R)
• M8: 5,934,548 km (0.049 R)
• M9: 6,447,519 km (0.099 R)
• M10: 7,255,796 km (0.089 R)
• M11: 8,240,150 km (0.059 R)
• M12: 9,391,754 km (0.072 R)
• M13: 11,966,034 km (0.076 R)
• M14: 13,288,480 km (0.102 R)
• M15: 15,536,188 km (0.087 R)
• M16: 18,027,142 km (0.112 R)
• M17: 19,302,314 km (0.068 R)
• M18: 22,031,877 km (0.094 R)
• M19: 22,971,950 km (0.063 R)
• M20: 23,938,502 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523

Radius: 14.9

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.06 AU - 4.88 AU

Year: 5275 Days

Day: 7.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,048,471 km

• M1: 185,501 km (0.04 R)
• M2: 650,900 km (0.111 R)
• M3: 1,187,957 km (0.114 R)
• M4: 1,756,877 km (0.115 R)
• M5: 4,512,321 km (0.109 R)
• M6: 5,229,194 km (0.11 R)
• M7: 6,353,870 km (0.073 R)
• M8: 8,770,026 km (0.111 R)
• M9: 11,194,109 km (0.107 R)
• M10: 12,269,269 km (0.104 R)
• M11: 12,906,855 km (0.1 R)
• M12: 13,774,074 km (0.105 R)
• M13: 15,852,737 km (0.082 R)
• M14: 17,027,379 km (0.094 R)
• M15: 18,133,506 km (0.071 R)
• M16: 22,240,117 km (0.114 R)
• M17: 25,090,704 km (0.09 R)
• M18: 27,011,840 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.7

Radius: 8.1

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.59 AU - 4.85 AU

Year: 5781 Days

Day: 13.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,048,471 km

• M1: 100,679 km (0.06 R)
• M2: 370,404 km (0.116 R)
• M3: 671,096 km (0.068 R)
• M4: 997,967 km (0.077 R)
• M5: 1,324,689 km (0.11 R)
• M6: 2,672,865 km (0.086 R)
• M7: 2,935,110 km (0.074 R)
• M8: 3,553,099 km (0.086 R)
• M9: 5,643,879 km (0.104 R)
• M10: 6,503,618 km (0.077 R)
• M11: 7,312,494 km (0.108 R)
• M12: 8,332,901 km (0.082 R)
• M13: 8,935,032 km (0.047 R)
• M14: 9,768,891 km (0.099 R)
• M15: 12,245,483 km (0.083 R)
• M16: 13,374,199 km (0.094 R)
• M17: 13,834,213 km (0.08 R)
• M18: 15,950,574 km (0.094 R)
• M19: 16,468,033 km (0.075 R)
• M20: 16,819,139 km (0.119 R)
• M21: 19,418,701 km (0.052 R)
• M22: 22,061,796 km (0.097 R)
• M23: 22,704,170 km (0.08 R)
• M24: 24,402,405 km (0.096 R)
• M25: 26,582,195 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.8

Radius: 13.5

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.28 AU - 6.72 AU

Year: 8601 Days

Day: 8.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,048,471 km

• M1: 168,298 km (0.119 R)
• M2: 1,051,224 km (0.061 R)
• M3: 1,772,735 km (0.082 R)
• M4: 2,827,699 km (0.116 R)
• M5: 5,178,031 km (0.101 R)
• M6: 6,895,415 km (0.105 R)
• M7: 7,505,475 km (0.056 R)
• M8: 7,986,582 km (0.095 R)
• M9: 9,508,590 km (0.102 R)
• M10: 11,476,101 km (0.081 R)
• M11: 12,667,349 km (0.078 R)
• M12: 15,168,476 km (0.099 R)
• M13: 17,560,845 km (0.067 R)
• M14: 19,289,299 km (0.105 R)
• M15: 23,674,162 km (0.031 R)
• M16: 30,666,965 km (0.101 R)
• M17: 37,282,632 km (0.104 R)
• M18: 40,370,781 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.8

Radius: 3

Gravity: 33.2 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.94 AU - 7.9 AU

Year: 10848 Days

Day: 22.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,048,471 km

• M1: 37,250 km (0.101 R)
• M2: 169,345 km (0.088 R)
• M3: 485,744 km (0.086 R)
• M4: 791,971 km (0.1 R)
• M5: 1,021,604 km (0.038 R)
• M6: 2,157,800 km (0.118 R)
• M7: 2,546,754 km (0.106 R)
• M8: 2,679,747 km (0.1 R)
• M9: 3,625,056 km (0.102 R)
• M10: 3,842,721 km (0.119 R)
• M11: 4,829,917 km (0.086 R)
• M12: 5,153,198 km (0.07 R)
• M13: 6,041,211 km (0.108 R)
• M14: 10,615,315 km (0.094 R)
• M15: 12,577,890 km (0.113 R)
• M16: 13,818,056 km (0.103 R)
• M17: 16,277,146 km (0.055 R)
• M18: 16,735,514 km (0.082 R)
• M19: 19,594,329 km (0.116 R)
• M20: 20,038,186 km (0.091 R)
• M21: 21,880,933 km (0.09 R)
• M22: 22,439,082 km (0.075 R)
• M23: 23,583,356 km (0.037 R)
• M24: 24,085,556 km (0.089 R)
• M25: 28,456,208 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 829.9

Radius: 7

Gravity: 16.94 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.59 AU - 8.73 AU

Year: 12776 Days

Day: 22.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,048,471 km

• M1: 113,395 km (0.111 R)
• M2: 726,746 km (0.109 R)
• M3: 1,405,921 km (0.11 R)
• M4: 5,204,809 km (0.106 R)
• M5: 5,783,603 km (0.097 R)
• M6: 8,632,396 km (0.105 R)
• M7: 9,973,840 km (0.111 R)
• M8: 10,357,558 km (0.088 R)
• M9: 11,038,378 km (0.119 R)
• M10: 13,194,083 km (0.113 R)
• M11: 14,474,791 km (0.112 R)
• M12: 19,061,013 km (0.043 R)
• M13: 20,255,402 km (0.096 R)
• M14: 25,737,865 km (0.118 R)
• M15: 31,896,809 km (0.11 R)
• M16: 33,333,547 km (0.052 R)
• M17: 38,567,229 km (0.106 R)
• M18: 39,785,255 km (0.106 R)
• M19: 45,809,411 km (0.119 R)
• M20: 50,787,430 km (0.119 R)
• M21: 56,459,134 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.2

Radius: 7.9

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 8.67 AU - 13.05 AU

Year: 23866 Days

Day: 17.9 Hours

Environment

Temp: -242 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,048,471 km

• M1: 99,034 km (0.051 R)
• M2: 4,409,397 km (0.055 R)
• M3: 5,589,425 km (0.04 R)
• M4: 7,735,257 km (0.069 R)
• M5: 12,169,188 km (0.071 R)
• M6: 12,716,717 km (0.1 R)
• M7: 14,458,185 km (0.055 R)
• M8: 16,435,420 km (0.083 R)
• M9: 18,496,730 km (0.076 R)
• M10: 21,902,923 km (0.11 R)
• M11: 22,305,491 km (0.081 R)
• M12: 28,115,573 km (0.072 R)
• M13: 28,830,801 km (0.081 R)
• M14: 35,408,470 km (0.071 R)
• M15: 35,823,903 km (0.091 R)
• M16: 41,677,817 km (0.059 R)
• M17: 51,251,931 km (0.065 R)
• M18: 71,682,213 km (0.076 R)
• M19: 73,914,513 km (0.199 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 14,695 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit