🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.56 AU - 0.72 AU

Year: 336 Days

Day: 16.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,549,576 km

• M1: 369,656 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797

Radius: 13.7

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.74 AU - 0.98 AU

Year: 523 Days

Day: 8.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,549,576 km

• M1: 170,392 km (0.04 R)
• M2: 698,622 km (0.101 R)
• M3: 1,154,896 km (0.076 R)
• M4: 1,907,672 km (0.098 R)
• M5: 2,571,587 km (0.103 R)
• M6: 3,227,275 km (0.06 R)
• M7: 3,707,185 km (0.088 R)
• M8: 4,733,426 km (0.1 R)
• M9: 5,339,298 km (0.074 R)
• M10: 6,015,031 km (0.099 R)
• M11: 6,627,784 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.9

Radius: 10.9

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.06 AU - 1.2 AU

Year: 788 Days

Day: 10 Hours

Environment

Temp: -160 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,549,576 km

• M1: 135,685 km (0.091 R)
• M2: 648,956 km (0.08 R)
• M3: 1,280,558 km (0.117 R)
• M4: 1,715,588 km (0.067 R)
• M5: 2,321,460 km (0.105 R)
• M6: 2,733,901 km (0.112 R)
• M7: 3,129,737 km (0.083 R)
• M8: 3,606,655 km (0.077 R)
• M9: 4,242,895 km (0.074 R)
• M10: 4,881,379 km (0.073 R)
• M11: 7,325,509 km (0.088 R)
• M12: 7,752,012 km (0.087 R)
• M13: 8,145,155 km (0.118 R)
• M14: 8,998,013 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.1

Radius: 9.5

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.91 AU - 1.37 AU

Year: 798 Days

Day: 13.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,549,576 km

• M1: 118,182 km (0.074 R)
• M2: 425,456 km (0.102 R)
• M3: 865,723 km (0.062 R)
• M4: 1,197,830 km (0.057 R)
• M5: 1,600,847 km (0.05 R)
• M6: 2,233,945 km (0.05 R)
• M7: 2,795,087 km (0.086 R)
• M8: 3,158,011 km (0.033 R)
• M9: 3,768,670 km (0.112 R)
• M10: 4,168,694 km (0.087 R)
• M11: 4,487,188 km (0.059 R)
• M12: 5,381,634 km (0.117 R)
• M13: 5,686,664 km (0.081 R)
• M14: 6,136,953 km (0.089 R)
• M15: 6,510,200 km (0.102 R)
• M16: 6,961,238 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300

Radius: 13.6

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.21 AU - 6.63 AU

Year: 8278 Days

Day: 14.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,549,576 km

• M1: 169,794 km (0.089 R)
• M2: 615,894 km (0.111 R)
• M3: 1,234,930 km (0.046 R)
• M4: 1,670,859 km (0.032 R)
• M5: 3,156,216 km (0.101 R)
• M6: 3,721,546 km (0.084 R)
• M7: 5,596,905 km (0.078 R)
• M8: 6,080,854 km (0.079 R)
• M9: 8,576,596 km (0.118 R)
• M10: 11,594,284 km (0.095 R)
• M11: 14,742,421 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.6

Radius: 4

Gravity: 47.16 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 6.92 AU - 7.16 AU

Year: 12254 Days

Day: 18.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,549,576 km

• M1: 49,966 km (0.096 R)
• M2: 273,166 km (0.12 R)
• M3: 747,840 km (0.083 R)
• M4: 988,842 km (0.086 R)
• M5: 1,360,892 km (0.088 R)
• M6: 1,503,758 km (0.069 R)
• M7: 1,640,939 km (0.118 R)
• M8: 1,976,188 km (0.093 R)
• M9: 2,141,194 km (0.077 R)
• M10: 2,436,650 km (0.119 R)
• M11: 4,459,213 km (0.092 R)
• M12: 4,647,707 km (0.097 R)
• M13: 5,210,793 km (0.119 R)
• M14: 6,352,674 km (0.102 R)
• M15: 7,967,583 km (0.108 R)
• M16: 8,198,711 km (0.082 R)
• M17: 9,784,598 km (0.086 R)
• M18: 11,388,736 km (0.079 R)
• M19: 11,622,857 km (0.109 R)
• M20: 12,406,301 km (0.088 R)
• M21: 14,896,956 km (0.064 R)
• M22: 19,393,419 km (0.095 R)
• M23: 21,189,641 km (0.051 R)
• M24: 21,455,027 km (0.102 R)
• M25: 24,135,522 km (0.12 R)
• M26: 28,939,708 km (0.118 R)
• M27: 30,936,540 km (0.094 R)
• M28: 31,621,998 km (0.099 R)
• M29: 36,706,530 km (0.117 R)
• M30: 38,384,270 km (0.044 R)
• M31: 40,382,748 km (0.05 R)
• M32: 42,589,766 km (0.119 R)
• M33: 45,606,706 km (0.053 R)
• M34: 47,695,242 km (0.068 R)
• M35: 51,104,727 km (0.066 R)
• M36: 55,005,342 km (0.088 R)
• M37: 55,171,994 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819.4

Radius: 4.6

Gravity: 38.72 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8.72 AU - 9.42 AU

Year: 17919 Days

Day: 15.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,549,576 km

• M1: 57,146 km (0.116 R)
• M2: 241,750 km (0.079 R)
• M3: 400,324 km (0.103 R)
• M4: 732,282 km (0.111 R)
• M5: 1,081,293 km (0.085 R)
• M6: 1,271,881 km (0.053 R)
• M7: 1,517,222 km (0.104 R)
• M8: 3,218,449 km (0.109 R)
• M9: 3,949,833 km (0.115 R)
• M10: 5,040,102 km (0.105 R)
• M11: 6,231,499 km (0.038 R)
• M12: 7,454,013 km (0.11 R)
• M13: 8,300,887 km (0.057 R)
• M14: 8,456,768 km (0.118 R)
• M15: 9,265,643 km (0.082 R)
• M16: 12,066,564 km (0.082 R)
• M17: 16,017,444 km (0.097 R)
• M18: 17,083,030 km (0.108 R)
• M19: 18,282,356 km (0.114 R)
• M20: 21,329,515 km (0.066 R)
• M21: 24,061,322 km (0.12 R)
• M22: 29,477,812 km (0.114 R)
• M23: 30,700,026 km (0.115 R)
• M24: 31,323,700 km (0.103 R)
• M25: 31,701,883 km (0.094 R)
• M26: 36,899,661 km (0.06 R)
• M27: 38,031,818 km (0.099 R)
• M28: 39,041,155 km (0.106 R)
• M29: 40,663,244 km (0.094 R)
• M30: 41,870,798 km (0.065 R)
• M31: 43,569,931 km (0.112 R)
• M32: 44,357,265 km (0.075 R)
• M33: 46,612,004 km (0.107 R)
• M34: 51,874,408 km (0.093 R)
• M35: 54,739,357 km (0.106 R)
• M36: 55,287,932 km (0.096 R)
• M37: 61,370,133 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 984.1

Radius: 6.4

Gravity: 24.03 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.16 AU - 11.5 AU

Year: 18695 Days

Day: 19 Hours

Environment

Temp: -230 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,549,576 km

• M1: 79,586 km (0.108 R)
• M2: 475,422 km (0.06 R)
• M3: 1,051,523 km (0.065 R)
• M4: 1,360,892 km (0.081 R)
• M5: 1,785,002 km (0.117 R)
• M6: 2,100,205 km (0.086 R)
• M7: 4,686,602 km (0.079 R)
• M8: 5,288,285 km (0.101 R)
• M9: 6,068,438 km (0.103 R)
• M10: 6,418,945 km (0.114 R)
• M11: 8,218,309 km (0.107 R)
• M12: 10,893,119 km (0.056 R)
• M13: 12,848,812 km (0.071 R)
• M14: 18,600,700 km (0.085 R)
• M15: 30,305,088 km (0.094 R)
• M16: 32,772,256 km (0.031 R)
• M17: 33,308,116 km (0.061 R)
• M18: 35,933,857 km (0.094 R)
• M19: 38,397,435 km (0.082 R)
• M20: 51,873,361 km (0.07 R)
• M21: 58,670,340 km (0.105 R)
• M22: 62,076,684 km (0.087 R)
• M23: 67,970,690 km (0.044 R)
• M24: 80,856,153 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.1

Radius: 7.8

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 9.59 AU - 10.63 AU

Year: 21088 Days

Day: 17.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,549,576 km

• M1: 108,458 km (0.066 R)
• M2: 356,492 km (0.1 R)
• M3: 626,067 km (0.103 R)
• M4: 1,013,526 km (0.114 R)
• M5: 1,957,039 km (0.094 R)
• M6: 4,041,386 km (0.116 R)
• M7: 4,803,887 km (0.117 R)
• M8: 5,426,663 km (0.11 R)
• M9: 5,817,412 km (0.091 R)
• M10: 6,226,862 km (0.059 R)
• M11: 9,935,842 km (0.048 R)
• M12: 10,701,334 km (0.106 R)
• M13: 15,281,871 km (0.077 R)
• M14: 15,746,821 km (0.067 R)
• M15: 16,141,311 km (0.048 R)
• M16: 17,448,198 km (0.11 R)
• M17: 19,001,174 km (0.1 R)
• M18: 27,479,184 km (0.107 R)
• M19: 28,982,942 km (0.116 R)
• M20: 39,174,596 km (0.095 R)
• M21: 41,076,883 km (0.05 R)
• M22: 47,152,202 km (0.032 R)
• M23: 54,695,225 km (0.096 R)
• M24: 55,600,143 km (0.075 R)
• M25: 60,083,142 km (0.111 R)
• M26: 67,664,463 km (0.097 R)
• M27: 68,288,735 km (0.075 R)
• M28: 68,916,897 km (0.075 R)
• M29: 70,397,616 km (0.093 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 17,160 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit