🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.6

Radius: 9.8

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.96 AU - 1.18 AU

Year: 738 Days

Day: 12.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,097,687 km

• M1: 121,922 km (0.072 R)
• M2: 494,870 km (0.082 R)
• M3: 874,100 km (0.04 R)
• M4: 1,266,645 km (0.074 R)
• M5: 2,344,797 km (0.107 R)
• M6: 2,660,748 km (0.102 R)
• M7: 3,143,949 km (0.074 R)
• M8: 3,544,123 km (0.099 R)
• M9: 3,903,308 km (0.041 R)
• M10: 4,334,449 km (0.097 R)
• M11: 4,935,383 km (0.088 R)
• M12: 5,421,876 km (0.059 R)
• M13: 5,744,259 km (0.047 R)
• M14: 6,724,873 km (0.034 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.2

Radius: 13

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.06 AU - 1.76 AU

Year: 1116 Days

Day: 11 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,097,687 km

• M1: 162,164 km (0.089 R)
• M2: 594,053 km (0.098 R)
• M3: 1,095,206 km (0.096 R)
• M4: 1,609,823 km (0.069 R)
• M5: 2,657,457 km (0.065 R)
• M6: 3,293,547 km (0.103 R)
• M7: 3,814,447 km (0.105 R)
• M8: 4,282,688 km (0.044 R)
• M9: 5,040,551 km (0.109 R)
• M10: 5,962,223 km (0.103 R)
• M11: 6,740,282 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.4

Radius: 8.3

Gravity: 14.16 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.5 AU - 1.54 AU

Year: 1250 Days

Day: 5.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,097,687 km

• M1: 133,292 km (0.066 R)
• M2: 426,055 km (0.097 R)
• M3: 786,286 km (0.103 R)
• M4: 1,059,303 km (0.115 R)
• M5: 1,518,718 km (0.117 R)
• M6: 2,128,628 km (0.097 R)
• M7: 2,515,787 km (0.075 R)
• M8: 3,528,116 km (0.096 R)
• M9: 3,793,503 km (0.089 R)
• M10: 5,095,752 km (0.043 R)
• M11: 5,701,175 km (0.118 R)
• M12: 6,598,313 km (0.055 R)
• M13: 6,874,920 km (0.117 R)
• M14: 7,238,143 km (0.081 R)
• M15: 8,031,162 km (0.09 R)
• M16: 8,463,500 km (0.092 R)
• M17: 9,218,520 km (0.106 R)
• M18: 12,886,211 km (0.06 R)
• M19: 13,200,217 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165

Radius: 9.3

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.71 AU - 1.77 AU

Year: 1531 Days

Day: 9.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 56.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,097,687 km

• M1: 136,882 km (0.042 R)
• M2: 683,213 km (0.058 R)
• M3: 1,099,993 km (0.076 R)
• M4: 1,508,545 km (0.097 R)
• M5: 2,312,035 km (0.097 R)
• M6: 3,582,420 km (0.108 R)
• M7: 4,928,951 km (0.066 R)
• M8: 6,417,449 km (0.041 R)
• M9: 7,085,254 km (0.101 R)
• M10: 7,703,842 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.6

Radius: 10.5

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.48 AU - 2.74 AU

Year: 2812 Days

Day: 9.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,097,687 km

• M1: 135,685 km (0.098 R)
• M2: 565,779 km (0.111 R)
• M3: 1,194,090 km (0.096 R)
• M4: 1,723,068 km (0.101 R)
• M5: 2,069,387 km (0.1 R)
• M6: 4,273,114 km (0.111 R)
• M7: 4,610,008 km (0.068 R)
• M8: 5,440,276 km (0.114 R)
• M9: 7,460,296 km (0.112 R)
• M10: 8,358,781 km (0.036 R)
• M11: 8,924,560 km (0.029 R)
• M12: 14,062,200 km (0.109 R)
• M13: 14,659,843 km (0.12 R)
• M14: 18,313,472 km (0.043 R)
• M15: 20,507,774 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.6

Radius: 14

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.7 AU - 2.76 AU

Year: 3008 Days

Day: 8.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,097,687 km

• M1: 174,132 km (0.11 R)
• M2: 626,217 km (0.101 R)
• M3: 1,148,014 km (0.115 R)
• M4: 1,613,563 km (0.109 R)
• M5: 2,121,447 km (0.109 R)
• M6: 2,607,491 km (0.107 R)
• M7: 3,266,470 km (0.097 R)
• M8: 3,790,660 km (0.095 R)
• M9: 4,250,076 km (0.114 R)
• M10: 5,077,202 km (0.056 R)
• M11: 7,602,863 km (0.108 R)
• M12: 8,088,607 km (0.041 R)
• M13: 9,636,646 km (0.096 R)
• M14: 10,573,727 km (0.088 R)
• M15: 11,452,764 km (0.114 R)
• M16: 12,756,061 km (0.05 R)
• M17: 14,660,292 km (0.096 R)
• M18: 15,176,405 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.5

Radius: 14.3

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.38 AU - 3.42 AU

Year: 4181 Days

Day: 14.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,097,687 km

• M1: 177,872 km (0.107 R)
• M2: 638,783 km (0.096 R)
• M3: 1,350,420 km (0.103 R)
• M4: 2,468,066 km (0.108 R)
• M5: 3,504,929 km (0.029 R)
• M6: 4,322,331 km (0.109 R)
• M7: 6,063,950 km (0.092 R)
• M8: 7,312,344 km (0.089 R)
• M9: 8,497,159 km (0.083 R)
• M10: 9,116,045 km (0.054 R)
• M11: 11,850,844 km (0.044 R)
• M12: 12,873,046 km (0.075 R)
• M13: 17,069,117 km (0.104 R)
• M14: 18,564,198 km (0.075 R)
• M15: 23,799,675 km (0.115 R)
• M16: 24,797,642 km (0.113 R)
• M17: 27,289,943 km (0.05 R)
• M18: 27,790,946 km (0.1 R)
• M19: 28,897,671 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337.6

Radius: 3.8

Gravity: 23.38 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.84 AU - 8.34 AU

Year: 12589 Days

Day: 21.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 57,097,687 km

• M1: 47,273 km (0.104 R)
• M2: 190,139 km (0.092 R)
• M3: 389,553 km (0.1 R)
• M4: 597,943 km (0.11 R)
• M5: 822,339 km (0.081 R)
• M6: 1,111,662 km (0.069 R)
• M7: 1,412,503 km (0.104 R)
• M8: 2,173,956 km (0.104 R)
• M9: 2,410,022 km (0.097 R)
• M10: 2,623,049 km (0.111 R)
• M11: 3,199,001 km (0.071 R)
• M12: 3,778,094 km (0.09 R)
• M13: 4,228,384 km (0.092 R)
• M14: 4,985,199 km (0.12 R)
• M15: 7,423,944 km (0.073 R)
• M16: 9,242,605 km (0.092 R)
• M17: 9,860,744 km (0.093 R)
• M18: 11,391,579 km (0.103 R)
• M19: 12,045,770 km (0.071 R)
• M20: 12,269,419 km (0.118 R)
• M21: 15,829,848 km (0.049 R)
• M22: 16,369,448 km (0.03 R)
• M23: 17,699,822 km (0.111 R)
• M24: 21,623,923 km (0.067 R)
• M25: 24,360,667 km (0.109 R)
• M26: 25,627,462 km (0.091 R)
• M27: 28,389,637 km (0.078 R)
• M28: 30,406,216 km (0.106 R)
• M29: 35,861,003 km (0.073 R)
• M30: 42,446,301 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 696.3

Radius: 3.3

Gravity: 63.94 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.84 AU - 8.44 AU

Year: 14082 Days

Day: 18.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 57,097,687 km

• M1: 49,517 km (0.069 R)
• M2: 180,265 km (0.119 R)
• M3: 370,853 km (0.067 R)
• M4: 503,696 km (0.1 R)
• M5: 1,044,343 km (0.111 R)
• M6: 1,299,407 km (0.066 R)
• M7: 1,861,147 km (0.12 R)
• M8: 2,215,544 km (0.106 R)
• M9: 2,569,194 km (0.055 R)
• M10: 2,887,688 km (0.082 R)
• M11: 3,032,050 km (0.085 R)
• M12: 3,467,230 km (0.085 R)
• M13: 4,953,335 km (0.106 R)
• M14: 5,090,666 km (0.119 R)
• M15: 6,485,068 km (0.1 R)
• M16: 7,973,567 km (0.096 R)
• M17: 8,305,973 km (0.099 R)
• M18: 9,516,220 km (0.084 R)
• M19: 10,385,234 km (0.112 R)
• M20: 13,707,952 km (0.106 R)
• M21: 14,115,905 km (0.046 R)
• M22: 15,027,555 km (0.09 R)
• M23: 16,202,347 km (0.091 R)
• M24: 20,529,914 km (0.047 R)
• M25: 22,438,185 km (0.119 R)
• M26: 22,720,177 km (0.084 R)
• M27: 28,316,184 km (0.065 R)
• M28: 29,761,300 km (0.075 R)
• M29: 29,874,396 km (0.045 R)
• M30: 35,142,036 km (0.101 R)
• M31: 41,276,296 km (0.079 R)
• M32: 46,091,403 km (0.079 R)
• M33: 47,621,191 km (0.089 R)
• M34: 48,242,471 km (0.118 R)
• M35: 48,555,130 km (0.06 R)
• M36: 49,660,060 km (0.107 R)
• M37: 51,920,035 km (0.051 R)
• M38: 52,578,116 km (0.074 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.7

Radius: 3.7

Gravity: 41.18 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 6.19 AU - 9.27 AU

Year: 14332 Days

Day: 17.7 Hours

Environment

Temp: -242 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 57,097,687 km

• M1: 46,525 km (0.108 R)
• M2: 482,154 km (0.041 R)
• M3: 844,630 km (0.056 R)
• M4: 1,156,541 km (0.115 R)
• M5: 1,285,046 km (0.074 R)
• M6: 1,525,599 km (0.047 R)
• M7: 2,059,215 km (0.115 R)
• M8: 2,982,982 km (0.085 R)
• M9: 3,251,211 km (0.11 R)
• M10: 3,508,968 km (0.111 R)
• M11: 3,808,014 km (0.076 R)
• M12: 4,303,183 km (0.085 R)
• M13: 4,807,178 km (0.11 R)
• M14: 6,083,397 km (0.062 R)
• M15: 6,676,254 km (0.104 R)
• M16: 7,350,043 km (0.063 R)
• M17: 8,831,510 km (0.11 R)
• M18: 10,118,950 km (0.109 R)
• M19: 12,003,135 km (0.064 R)
• M20: 12,492,769 km (0.101 R)
• M21: 12,742,597 km (0.091 R)
• M22: 12,868,708 km (0.108 R)
• M23: 14,516,379 km (0.118 R)
• M24: 17,128,358 km (0.105 R)
• M25: 22,514,779 km (0.092 R)
• M26: 24,404,649 km (0.109 R)
• M27: 24,991,671 km (0.059 R)
• M28: 26,397,591 km (0.119 R)
• M29: 27,433,557 km (0.119 R)
• M30: 28,929,087 km (0.08 R)
• M31: 30,590,820 km (0.12 R)
• M32: 32,432,220 km (0.091 R)
• M33: 34,346,175 km (0.112 R)
• M34: 35,830,036 km (0.113 R)
• M35: 43,180,378 km (0.12 R)
• M36: 49,115,375 km (0.097 R)
• M37: 51,474,084 km (0.07 R)
• M38: 52,438,242 km (0.06 R)
• M39: 56,415,751 km (0.092 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: 540 - 12,586 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit