🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.54 AU - 0.78 AU

Year: 352 Days

Day: 36.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.2

Radius: 12.2

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.67 AU - 0.99 AU

Year: 496 Days

Day: 8 Hours

Environment

Temp: -147 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,033,607 km

• M1: 152,141 km (0.092 R)
• M2: 553,213 km (0.108 R)
• M3: 988,543 km (0.09 R)
• M4: 1,545,196 km (0.084 R)
• M5: 2,027,650 km (0.111 R)
• M6: 3,101,613 km (0.064 R)
• M7: 3,615,332 km (0.083 R)
• M8: 4,214,172 km (0.077 R)
• M9: 4,783,691 km (0.083 R)
• M10: 5,302,796 km (0.111 R)
• M11: 5,895,203 km (0.119 R)
• M12: 6,358,657 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.8

Radius: 10

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.96 AU - 0.96 AU

Year: 617 Days

Day: 14.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,033,607 km

• M1: 124,316 km (0.116 R)
• M2: 474,973 km (0.118 R)
• M3: 790,326 km (0.115 R)
• M4: 1,118,394 km (0.09 R)
• M5: 1,475,185 km (0.102 R)
• M6: 1,788,891 km (0.104 R)
• M7: 2,156,154 km (0.111 R)
• M8: 2,573,831 km (0.091 R)
• M9: 3,077,079 km (0.118 R)
• M10: 3,561,477 km (0.09 R)
• M11: 3,916,323 km (0.11 R)
• M12: 4,403,413 km (0.05 R)
• M13: 5,095,303 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.9

Radius: 8.3

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.21 AU - 2.57 AU

Year: 2424 Days

Day: 13.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,033,607 km

• M1: 103,522 km (0.079 R)
• M2: 422,464 km (0.075 R)
• M3: 988,393 km (0.055 R)
• M4: 1,742,666 km (0.077 R)
• M5: 2,752,451 km (0.06 R)
• M6: 3,235,204 km (0.039 R)
• M7: 3,739,049 km (0.088 R)
• M8: 4,741,056 km (0.04 R)
• M9: 5,435,639 km (0.095 R)
• M10: 6,029,243 km (0.064 R)
• M11: 6,366,437 km (0.061 R)
• M12: 7,131,480 km (0.115 R)
• M13: 9,502,756 km (0.038 R)
• M14: 9,795,070 km (0.083 R)
• M15: 10,673,658 km (0.091 R)
• M16: 11,937,910 km (0.1 R)
• M17: 12,316,841 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.3

Radius: 13.3

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.28 AU - 4.34 AU

Year: 4879 Days

Day: 8.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,033,607 km

• M1: 165,455 km (0.086 R)
• M2: 683,213 km (0.115 R)
• M3: 1,120,189 km (0.117 R)
• M4: 2,026,602 km (0.111 R)
• M5: 2,495,143 km (0.069 R)
• M6: 3,114,328 km (0.047 R)
• M7: 3,880,120 km (0.042 R)
• M8: 4,689,444 km (0.084 R)
• M9: 5,638,045 km (0.085 R)
• M10: 6,879,557 km (0.116 R)
• M11: 7,990,471 km (0.08 R)
• M12: 8,849,013 km (0.113 R)
• M13: 9,682,124 km (0.057 R)
• M14: 11,895,125 km (0.115 R)
• M15: 12,548,569 km (0.087 R)
• M16: 13,438,975 km (0.103 R)
• M17: 15,170,720 km (0.104 R)
• M18: 17,172,938 km (0.096 R)
• M19: 20,391,835 km (0.118 R)
• M20: 22,369,220 km (0.086 R)
• M21: 24,551,703 km (0.034 R)
• M22: 25,694,631 km (0.097 R)
• M23: 28,351,340 km (0.109 R)
• M24: 30,997,726 km (0.092 R)
• M25: 31,851,631 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.9

Radius: 6.9

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.97 AU - 7.93 AU

Year: 12020 Days

Day: 23.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,033,607 km

• M1: 85,869 km (0.06 R)
• M2: 348,862 km (0.084 R)
• M3: 973,433 km (0.112 R)
• M4: 2,259,077 km (0.092 R)
• M5: 3,633,134 km (0.105 R)
• M6: 4,468,788 km (0.073 R)
• M7: 5,144,222 km (0.063 R)
• M8: 6,194,549 km (0.082 R)
• M9: 8,624,467 km (0.088 R)
• M10: 10,098,455 km (0.075 R)
• M11: 13,359,838 km (0.093 R)
• M12: 14,815,425 km (0.11 R)
• M13: 18,764,211 km (0.055 R)
• M14: 20,979,007 km (0.047 R)
• M15: 22,438,035 km (0.08 R)
• M16: 32,003,323 km (0.03 R)
• M17: 36,052,339 km (0.108 R)
• M18: 37,086,509 km (0.111 R)
• M19: 37,435,521 km (0.108 R)
• M20: 41,796,897 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 952.6

Radius: 8

Gravity: 14.88 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 6.33 AU - 9.91 AU

Year: 15179 Days

Day: 20.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,033,607 km

• M1: 99,483 km (0.09 R)
• M2: 969,245 km (0.097 R)
• M3: 1,488,499 km (0.086 R)
• M4: 1,966,913 km (0.102 R)
• M5: 2,848,643 km (0.098 R)
• M6: 3,124,950 km (0.097 R)
• M7: 3,732,168 km (0.102 R)
• M8: 4,126,358 km (0.054 R)
• M9: 5,867,976 km (0.104 R)
• M10: 6,659,200 km (0.11 R)
• M11: 8,001,392 km (0.068 R)
• M12: 8,350,703 km (0.079 R)
• M13: 8,762,246 km (0.088 R)
• M14: 11,272,798 km (0.107 R)
• M15: 15,038,775 km (0.111 R)
• M16: 15,494,450 km (0.104 R)
• M17: 15,959,400 km (0.081 R)
• M18: 16,353,890 km (0.115 R)
• M19: 18,338,754 km (0.034 R)
• M20: 19,389,081 km (0.067 R)
• M21: 20,664,552 km (0.1 R)
• M22: 23,482,976 km (0.074 R)
• M23: 23,788,455 km (0.052 R)
• M24: 29,513,416 km (0.068 R)
• M25: 32,064,508 km (0.04 R)
• M26: 34,234,426 km (0.094 R)
• M27: 37,323,622 km (0.084 R)
• M28: 39,723,022 km (0.082 R)
• M29: 40,302,115 km (0.098 R)
• M30: 41,033,948 km (0.084 R)
• M31: 46,406,905 km (0.116 R)
• M32: 49,012,002 km (0.115 R)
• M33: 53,803,024 km (0.069 R)
• M34: 54,156,673 km (0.085 R)
• M35: 58,897,130 km (0.086 R)
• M36: 66,922,308 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.4

Radius: 5.5

Gravity: 30.36 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 8.02 AU - 9.52 AU

Year: 17038 Days

Day: 20.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,033,607 km

• M1: 83,924 km (0.108 R)
• M2: 275,110 km (0.06 R)
• M3: 786,137 km (0.112 R)
• M4: 984,952 km (0.073 R)
• M5: 1,502,262 km (0.072 R)
• M6: 2,356,166 km (0.079 R)
• M7: 3,029,058 km (0.109 R)
• M8: 3,761,638 km (0.04 R)
• M9: 4,853,404 km (0.113 R)
• M10: 5,184,464 km (0.085 R)
• M11: 5,810,381 km (0.084 R)
• M12: 6,183,778 km (0.103 R)
• M13: 7,024,667 km (0.049 R)
• M14: 8,295,352 km (0.113 R)
• M15: 8,503,741 km (0.116 R)
• M16: 10,178,789 km (0.049 R)
• M17: 11,346,699 km (0.096 R)
• M18: 11,733,260 km (0.082 R)
• M19: 12,397,176 km (0.098 R)
• M20: 12,738,408 km (0.114 R)
• M21: 17,250,729 km (0.08 R)
• M22: 29,372,495 km (0.103 R)
• M23: 34,592,413 km (0.106 R)
• M24: 36,368,439 km (0.118 R)
• M25: 41,906,702 km (0.074 R)
• M26: 42,366,416 km (0.096 R)
• M27: 43,296,017 km (0.096 R)
• M28: 44,239,232 km (0.089 R)
• M29: 45,035,541 km (0.03 R)
• M30: 45,356,728 km (0.1 R)
• M31: 52,459,785 km (0.106 R)
• M32: 55,166,010 km (0.088 R)
• M33: 57,585,606 km (0.111 R)
• M34: 63,235,918 km (0.099 R)
• M35: 68,606,182 km (0.117 R)
• M36: 68,818,611 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 302

Radius: 5.9

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 9.21 AU - 10.09 AU

Year: 19665 Days

Day: 23.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,033,607 km

• M1: 73,303 km (0.103 R)
• M2: 258,804 km (0.113 R)
• M3: 517,309 km (0.116 R)
• M4: 796,758 km (0.077 R)
• M5: 1,482,664 km (0.067 R)
• M6: 2,483,624 km (0.109 R)
• M7: 2,741,531 km (0.102 R)
• M8: 3,113,431 km (0.085 R)
• M9: 3,439,704 km (0.084 R)
• M10: 4,072,952 km (0.099 R)
• M11: 4,494,668 km (0.109 R)
• M12: 4,911,896 km (0.075 R)
• M13: 5,603,787 km (0.072 R)
• M14: 6,398,002 km (0.084 R)
• M15: 8,732,925 km (0.096 R)
• M16: 8,979,014 km (0.067 R)
• M17: 11,002,475 km (0.059 R)
• M18: 13,901,981 km (0.105 R)
• M19: 16,366,157 km (0.118 R)
• M20: 17,350,959 km (0.071 R)
• M21: 20,455,714 km (0.081 R)
• M22: 20,802,631 km (0.091 R)
• M23: 22,504,456 km (0.105 R)
• M24: 23,816,131 km (0.064 R)
• M25: 25,979,316 km (0.05 R)
• M26: 33,487,783 km (0.102 R)
• M27: 39,179,383 km (0.105 R)
• M28: 40,526,213 km (0.118 R)
• M29: 45,925,798 km (0.084 R)
• M30: 48,797,180 km (0.095 R)
• M31: 50,829,168 km (0.092 R)
• M32: 56,070,180 km (0.084 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651.4

Radius: 6.3

Gravity: 16.41 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 9.88 AU - 11.78 AU

Year: 23380 Days

Day: 24.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,033,607 km

• M1: 78,389 km (0.101 R)
• M2: 405,560 km (0.037 R)
• M3: 656,435 km (0.063 R)
• M4: 1,784,852 km (0.1 R)
• M5: 2,363,198 km (0.113 R)
• M6: 4,488,086 km (0.037 R)
• M7: 4,923,864 km (0.049 R)
• M8: 6,953,907 km (0.076 R)
• M9: 7,193,114 km (0.1 R)
• M10: 8,100,276 km (0.104 R)
• M11: 8,746,090 km (0.118 R)
• M12: 9,957,982 km (0.092 R)
• M13: 13,213,531 km (0.078 R)
• M14: 13,729,943 km (0.114 R)
• M15: 16,516,353 km (0.105 R)
• M16: 16,856,987 km (0.036 R)
• M17: 21,419,423 km (0.116 R)
• M18: 32,216,949 km (0.077 R)
• M19: 34,104,275 km (0.068 R)
• M20: 35,779,772 km (0.069 R)
• M21: 36,350,188 km (0.11 R)
• M22: 39,293,676 km (0.108 R)
• M23: 44,491,604 km (0.104 R)
• M24: 49,070,944 km (0.029 R)
• M25: 54,328,711 km (0.045 R)
• M26: 56,610,078 km (0.052 R)
• M27: 64,674,600 km (0.067 R)
• M28: 67,668,652 km (0.061 R)
• M29: 68,540,808 km (0.088 R)
• M30: 71,652,294 km (0.105 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 14,936 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit