🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.76 AU - 0.88 AU

Year: 278 Days

Day: 24.1 Hours

Environment

Temp: 88 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.02 AU - 1.56 AU

Year: 549 Days

Day: 40.4 Hours

Environment

Temp: -20 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,080,201 km

• M1: 32,912 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.2

Radius: 13.1

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 6.19 AU - 9.03 AU

Year: 7867 Days

Day: 5.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 167.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,080,201 km

• M1: 165,156 km (0.107 R)
• M2: 606,470 km (0.1 R)
• M3: 1,054,515 km (0.114 R)
• M4: 2,018,674 km (0.111 R)
• M5: 3,058,828 km (0.107 R)
• M6: 3,528,715 km (0.101 R)
• M7: 4,247,832 km (0.101 R)
• M8: 5,661,980 km (0.07 R)
• M9: 9,311,121 km (0.099 R)
• M10: 10,685,776 km (0.048 R)
• M11: 11,828,255 km (0.109 R)
• M12: 13,383,026 km (0.078 R)
• M13: 14,650,269 km (0.064 R)
• M14: 16,122,611 km (0.101 R)
• M15: 19,145,535 km (0.09 R)
• M16: 25,077,689 km (0.103 R)
• M17: 26,202,067 km (0.033 R)
• M18: 29,018,995 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.7

Radius: 14

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.74 AU - 12.36 AU

Year: 11939 Days

Day: 10.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 88.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,080,201 km

• M1: 174,132 km (0.058 R)
• M2: 961,166 km (0.085 R)
• M3: 1,572,423 km (0.066 R)
• M4: 2,102,748 km (0.09 R)
• M5: 3,375,826 km (0.097 R)
• M6: 4,041,237 km (0.118 R)
• M7: 4,965,752 km (0.11 R)
• M8: 5,894,754 km (0.112 R)
• M9: 7,463,587 km (0.043 R)
• M10: 8,016,950 km (0.108 R)
• M11: 8,597,689 km (0.113 R)
• M12: 9,704,713 km (0.116 R)
• M13: 10,220,975 km (0.028 R)
• M14: 11,156,112 km (0.1 R)
• M15: 14,246,205 km (0.1 R)
• M16: 16,117,375 km (0.107 R)
• M17: 16,842,925 km (0.117 R)
• M18: 17,384,170 km (0.12 R)
• M19: 19,297,377 km (0.054 R)
• M20: 21,901,876 km (0.103 R)
• M21: 22,710,453 km (0.111 R)
• M22: 25,432,536 km (0.057 R)
• M23: 30,011,876 km (0.113 R)
• M24: 30,507,943 km (0.106 R)
• M25: 35,886,734 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.6

Radius: 10.4

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 7.77 AU - 12.77 AU

Year: 12333 Days

Day: 5.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 85,080,201 km

• M1: 129,402 km (0.029 R)
• M2: 652,845 km (0.104 R)
• M3: 1,048,531 km (0.1 R)
• M4: 1,479,972 km (0.107 R)
• M5: 2,150,619 km (0.105 R)
• M6: 2,668,078 km (0.086 R)
• M7: 3,149,783 km (0.058 R)
• M8: 3,486,079 km (0.092 R)
• M9: 3,872,939 km (0.042 R)
• M10: 4,795,509 km (0.058 R)
• M11: 5,510,587 km (0.053 R)
• M12: 6,370,027 km (0.102 R)
• M13: 8,628,207 km (0.116 R)
• M14: 9,050,671 km (0.119 R)
• M15: 10,719,585 km (0.116 R)
• M16: 11,598,622 km (0.094 R)
• M17: 14,656,403 km (0.112 R)
• M18: 16,299,436 km (0.093 R)
• M19: 16,873,443 km (0.108 R)
• M20: 17,759,661 km (0.075 R)
• M21: 20,274,850 km (0.079 R)
• M22: 21,022,989 km (0.116 R)
• M23: 23,468,316 km (0.112 R)
• M24: 25,710,488 km (0.091 R)
• M25: 27,887,885 km (0.115 R)
• M26: 31,380,248 km (0.119 R)
• M27: 32,606,352 km (0.045 R)
• M28: 35,991,752 km (0.061 R)
• M29: 37,956,271 km (0.044 R)
• M30: 41,167,539 km (0.062 R)
• M31: 50,356,139 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806

Radius: 10.7

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 9.8 AU - 12.38 AU

Year: 13840 Days

Day: 14.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,080,201 km

• M1: 133,142 km (0.061 R)
• M2: 511,176 km (0.077 R)
• M3: 926,310 km (0.108 R)
• M4: 4,779,203 km (0.11 R)
• M5: 6,357,311 km (0.116 R)
• M6: 6,811,640 km (0.042 R)
• M7: 7,155,416 km (0.114 R)
• M8: 8,698,817 km (0.091 R)
• M9: 9,207,599 km (0.098 R)
• M10: 10,062,850 km (0.096 R)
• M11: 11,503,927 km (0.1 R)
• M12: 16,882,569 km (0.113 R)
• M13: 17,275,712 km (0.12 R)
• M14: 17,674,988 km (0.088 R)
• M15: 18,742,070 km (0.096 R)
• M16: 19,851,488 km (0.076 R)
• M17: 23,833,634 km (0.035 R)
• M18: 25,855,449 km (0.087 R)
• M19: 26,483,610 km (0.097 R)
• M20: 27,014,832 km (0.1 R)
• M21: 28,986,383 km (0.078 R)
• M22: 30,584,836 km (0.065 R)
• M23: 32,968,977 km (0.102 R)
• M24: 33,707,841 km (0.102 R)
• M25: 34,331,814 km (0.043 R)
• M26: 37,435,072 km (0.063 R)
• M27: 39,743,218 km (0.103 R)
• M28: 43,749,149 km (0.11 R)
• M29: 44,791,098 km (0.038 R)
• M30: 57,190,967 km (0.092 R)
• M31: 57,722,638 km (0.096 R)
• M32: 62,281,483 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.3

Radius: 11.8

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 10.65 AU - 11.77 AU

Year: 14065 Days

Day: 10 Hours

Environment

Temp: -184 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,080,201 km

• M1: 190,588 km (0.08 R)
• M2: 651,349 km (0.1 R)
• M3: 1,484,460 km (0.094 R)
• M4: 1,990,250 km (0.094 R)
• M5: 2,518,779 km (0.094 R)
• M6: 3,694,170 km (0.059 R)
• M7: 4,313,056 km (0.115 R)
• M8: 5,507,894 km (0.101 R)
• M9: 7,972,220 km (0.079 R)
• M10: 8,625,215 km (0.083 R)
• M11: 11,497,644 km (0.087 R)
• M12: 12,066,714 km (0.101 R)
• M13: 13,038,651 km (0.068 R)
• M14: 14,653,111 km (0.081 R)
• M15: 15,076,773 km (0.065 R)
• M16: 15,759,088 km (0.074 R)
• M17: 19,123,096 km (0.11 R)
• M18: 21,279,100 km (0.091 R)
• M19: 22,137,942 km (0.081 R)
• M20: 24,597,480 km (0.096 R)
• M21: 25,543,238 km (0.071 R)
• M22: 28,620,317 km (0.117 R)
• M23: 29,283,185 km (0.114 R)
• M24: 29,762,945 km (0.074 R)
• M25: 31,734,496 km (0.069 R)
• M26: 33,896,783 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744.8

Radius: 4.2

Gravity: 42.22 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 11.1 AU - 15.06 AU

Year: 17727 Days

Day: 18.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,080,201 km

• M1: 52,958 km (0.066 R)
• M2: 501,602 km (0.046 R)
• M3: 976,575 km (0.065 R)
• M4: 1,364,632 km (0.028 R)
• M5: 2,528,802 km (0.083 R)
• M6: 3,014,696 km (0.092 R)
• M7: 3,390,187 km (0.074 R)
• M8: 3,589,302 km (0.091 R)
• M9: 3,766,126 km (0.081 R)
• M10: 5,788,091 km (0.03 R)
• M11: 6,803,113 km (0.118 R)
• M12: 8,282,636 km (0.036 R)
• M13: 18,787,398 km (0.118 R)
• M14: 19,864,503 km (0.108 R)
• M15: 23,037,922 km (0.111 R)
• M16: 28,464,585 km (0.092 R)
• M17: 29,286,326 km (0.096 R)
• M18: 31,721,331 km (0.068 R)
• M19: 39,829,685 km (0.055 R)
• M20: 40,414,613 km (0.066 R)
• M21: 42,659,329 km (0.035 R)
• M22: 42,964,658 km (0.094 R)
• M23: 44,045,203 km (0.071 R)
• M24: 49,551,752 km (0.088 R)
• M25: 56,780,620 km (0.077 R)
• M26: 64,882,392 km (0.103 R)
• M27: 65,286,306 km (0.101 R)
• M28: 68,787,644 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 376.3

Radius: 5.9

Gravity: 10.81 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 12.23 AU - 16.97 AU

Year: 20905 Days

Day: 17.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 85,080,201 km

• M1: 87,216 km (0.081 R)
• M2: 377,286 km (0.114 R)
• M3: 981,960 km (0.107 R)
• M4: 1,253,032 km (0.12 R)
• M5: 1,541,905 km (0.061 R)
• M6: 1,856,809 km (0.104 R)
• M7: 2,233,795 km (0.115 R)
• M8: 2,845,651 km (0.096 R)
• M9: 3,508,519 km (0.109 R)
• M10: 3,935,172 km (0.106 R)
• M11: 4,300,640 km (0.072 R)
• M12: 5,314,165 km (0.089 R)
• M13: 6,112,270 km (0.11 R)
• M14: 6,313,479 km (0.082 R)
• M15: 6,814,781 km (0.106 R)
• M16: 7,207,775 km (0.094 R)
• M17: 8,378,977 km (0.086 R)
• M18: 11,152,072 km (0.11 R)
• M19: 13,441,967 km (0.104 R)
• M20: 14,482,420 km (0.102 R)
• M21: 16,566,169 km (0.062 R)
• M22: 18,588,583 km (0.067 R)
• M23: 19,790,153 km (0.09 R)
• M24: 24,605,409 km (0.114 R)
• M25: 25,425,355 km (0.091 R)
• M26: 27,994,399 km (0.077 R)
• M27: 30,967,208 km (0.073 R)
• M28: 31,323,101 km (0.098 R)
• M29: 32,164,440 km (0.028 R)
• M30: 34,143,769 km (0.087 R)
• M31: 35,550,887 km (0.071 R)
• M32: 36,071,936 km (0.094 R)
• M33: 37,129,294 km (0.118 R)
• M34: 38,071,461 km (0.032 R)
• M35: 41,999,303 km (0.055 R)
• M36: 44,060,762 km (0.084 R)
• M37: 51,640,437 km (0.112 R)
• M38: 58,043,226 km (0.04 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 857

Radius: 3.1

Gravity: 89.18 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 13.64 AU - 15.78 AU

Year: 21142 Days

Day: 23.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 85,080,201 km

• M1: 38,746 km (0.094 R)
• M2: 208,689 km (0.073 R)
• M3: 325,525 km (0.104 R)
• M4: 471,233 km (0.049 R)
• M5: 826,079 km (0.101 R)
• M6: 1,516,025 km (0.085 R)
• M7: 1,966,015 km (0.096 R)
• M8: 2,523,267 km (0.116 R)
• M9: 2,671,369 km (0.081 R)
• M10: 3,381,061 km (0.111 R)
• M11: 3,653,479 km (0.109 R)
• M12: 4,967,547 km (0.113 R)
• M13: 5,083,186 km (0.078 R)
• M14: 5,856,906 km (0.117 R)
• M15: 7,038,580 km (0.109 R)
• M16: 7,736,454 km (0.11 R)
• M17: 9,152,697 km (0.114 R)
• M18: 10,732,600 km (0.071 R)
• M19: 13,504,050 km (0.083 R)
• M20: 18,133,356 km (0.106 R)
• M21: 21,101,079 km (0.07 R)
• M22: 21,506,190 km (0.086 R)
• M23: 24,822,625 km (0.117 R)
• M24: 25,845,725 km (0.093 R)
• M25: 25,961,065 km (0.114 R)
• M26: 28,341,466 km (0.077 R)
• M27: 29,083,023 km (0.116 R)
• M28: 31,516,382 km (0.116 R)
• M29: 31,780,123 km (0.087 R)
• M30: 34,359,938 km (0.043 R)
• M31: 36,783,424 km (0.067 R)
• M32: 39,931,412 km (0.118 R)
• M33: 40,085,647 km (0.09 R)
• M34: 41,491,568 km (0.073 R)
• M35: 52,264,709 km (0.118 R)
• M36: 52,819,717 km (0.063 R)
• M37: 61,006,460 km (0.083 R)
• M38: 64,546,993 km (0.074 R)
• M39: 66,259,440 km (0.095 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: 447 - 13,185 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit