🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.8

Radius: 14.3

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.07 AU - 1.61 AU

Year: 1034 Days

Day: 10.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,409,639 km

• M1: 178,470 km (0.117 R)
• M2: 646,113 km (0.082 R)
• M3: 1,115,252 km (0.116 R)
• M4: 2,090,481 km (0.114 R)
• M5: 2,551,092 km (0.049 R)
• M6: 3,378,219 km (0.096 R)
• M7: 4,573,057 km (0.068 R)
• M8: 5,029,032 km (0.114 R)
• M9: 5,779,415 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.4

Radius: 10.2

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.61 AU - 2.29 AU

Year: 1816 Days

Day: 9.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,409,639 km

• M1: 126,859 km (0.033 R)
• M2: 613,052 km (0.115 R)
• M3: 990,039 km (0.115 R)
• M4: 1,549,385 km (0.109 R)
• M5: 2,133,565 km (0.116 R)
• M6: 2,555,730 km (0.045 R)
• M7: 3,215,008 km (0.072 R)
• M8: 3,539,336 km (0.103 R)
• M9: 4,394,288 km (0.067 R)
• M10: 4,720,561 km (0.119 R)
• M11: 5,927,516 km (0.117 R)
• M12: 6,395,159 km (0.1 R)
• M13: 9,556,312 km (0.076 R)
• M14: 10,389,722 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.3

Radius: 10.9

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.84 AU - 2.3 AU

Year: 1986 Days

Day: 13.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,409,639 km

• M1: 135,536 km (0.094 R)
• M2: 476,768 km (0.102 R)
• M3: 939,923 km (0.082 R)
• M4: 1,701,227 km (0.048 R)
• M5: 2,086,292 km (0.05 R)
• M6: 2,502,174 km (0.035 R)
• M7: 3,347,851 km (0.067 R)
• M8: 3,979,004 km (0.111 R)
• M9: 4,435,876 km (0.096 R)
• M10: 4,927,455 km (0.103 R)
• M11: 5,869,173 km (0.119 R)
• M12: 6,436,149 km (0.046 R)
• M13: 7,739,895 km (0.102 R)
• M14: 8,107,307 km (0.105 R)
• M15: 8,778,253 km (0.066 R)
• M16: 9,178,129 km (0.117 R)
• M17: 9,520,708 km (0.096 R)
• M18: 10,599,757 km (0.097 R)
• M19: 11,207,723 km (0.067 R)
• M20: 13,042,840 km (0.066 R)
• M21: 14,648,923 km (0.094 R)
• M22: 15,212,458 km (0.068 R)
• M23: 16,786,227 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.1

Radius: 14.5

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.87 AU - 5.51 AU

Year: 7885 Days

Day: 13.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,409,639 km

• M1: 180,415 km (0.034 R)
• M2: 695,630 km (0.095 R)
• M3: 1,381,985 km (0.113 R)
• M4: 1,913,357 km (0.04 R)
• M5: 2,473,152 km (0.067 R)
• M6: 4,724,600 km (0.094 R)
• M7: 5,489,045 km (0.028 R)
• M8: 6,945,680 km (0.108 R)
• M9: 8,465,295 km (0.094 R)
• M10: 9,018,208 km (0.081 R)
• M11: 10,361,597 km (0.102 R)
• M12: 11,387,540 km (0.061 R)
• M13: 12,527,176 km (0.076 R)
• M14: 13,149,204 km (0.065 R)
• M15: 13,691,496 km (0.113 R)
• M16: 16,631,094 km (0.1 R)
• M17: 17,324,481 km (0.045 R)
• M18: 19,521,026 km (0.115 R)
• M19: 20,554,598 km (0.094 R)
• M20: 23,226,715 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.6

Radius: 5.8

Gravity: 19.67 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.51 AU - 7.65 AU

Year: 11256 Days

Day: 21.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,409,639 km

• M1: 75,996 km (0.078 R)
• M2: 332,706 km (0.074 R)
• M3: 546,182 km (0.111 R)
• M4: 753,674 km (0.054 R)
• M5: 951,293 km (0.101 R)
• M6: 1,386,473 km (0.084 R)
• M7: 2,602,853 km (0.095 R)
• M8: 3,865,160 km (0.062 R)
• M9: 4,199,661 km (0.089 R)
• M10: 4,553,161 km (0.107 R)
• M11: 4,737,316 km (0.108 R)
• M12: 5,219,619 km (0.112 R)
• M13: 5,769,391 km (0.096 R)
• M14: 6,319,313 km (0.052 R)
• M15: 7,146,889 km (0.113 R)
• M16: 7,824,268 km (0.101 R)
• M17: 8,824,330 km (0.086 R)
• M18: 9,159,578 km (0.118 R)
• M19: 9,553,320 km (0.079 R)
• M20: 11,020,277 km (0.098 R)
• M21: 11,409,231 km (0.043 R)
• M22: 11,635,573 km (0.092 R)
• M23: 14,066,987 km (0.101 R)
• M24: 15,401,101 km (0.114 R)
• M25: 16,599,679 km (0.102 R)
• M26: 19,101,404 km (0.044 R)
• M27: 20,818,040 km (0.119 R)
• M28: 25,796,058 km (0.09 R)
• M29: 26,481,516 km (0.081 R)
• M30: 32,070,941 km (0.074 R)
• M31: 37,269,766 km (0.082 R)
• M32: 49,597,229 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 870.1

Radius: 4.5

Gravity: 42.97 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.02 AU - 8.88 AU

Year: 13560 Days

Day: 24.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 85,409,639 km

• M1: 56,398 km (0.098 R)
• M2: 316,250 km (0.104 R)
• M3: 534,364 km (0.094 R)
• M4: 849,417 km (0.107 R)
• M5: 1,306,588 km (0.051 R)
• M6: 2,080,009 km (0.113 R)
• M7: 2,575,477 km (0.111 R)
• M8: 3,326,907 km (0.08 R)
• M9: 3,570,153 km (0.104 R)
• M10: 4,153,136 km (0.117 R)
• M11: 5,250,137 km (0.081 R)
• M12: 5,617,550 km (0.106 R)
• M13: 6,001,867 km (0.098 R)
• M14: 6,200,533 km (0.112 R)
• M15: 6,444,676 km (0.103 R)
• M16: 6,865,794 km (0.097 R)
• M17: 7,623,358 km (0.101 R)
• M18: 8,534,409 km (0.073 R)
• M19: 9,198,025 km (0.083 R)
• M20: 11,947,634 km (0.077 R)
• M21: 12,262,238 km (0.063 R)
• M22: 13,918,436 km (0.049 R)
• M23: 14,692,306 km (0.114 R)
• M24: 15,126,439 km (0.12 R)
• M25: 16,095,983 km (0.101 R)
• M26: 16,869,404 km (0.087 R)
• M27: 17,829,972 km (0.071 R)
• M28: 21,111,700 km (0.118 R)
• M29: 21,571,415 km (0.038 R)
• M30: 30,093,556 km (0.079 R)
• M31: 35,090,425 km (0.092 R)
• M32: 42,042,238 km (0.035 R)
• M33: 45,001,433 km (0.103 R)
• M34: 46,842,085 km (0.068 R)
• M35: 55,399,083 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 367.2

Radius: 4

Gravity: 22.95 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.69 AU - 9.32 AU

Year: 13697 Days

Day: 18.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,409,639 km

• M1: 49,816 km (0.082 R)
• M2: 648,806 km (0.102 R)
• M3: 1,036,564 km (0.111 R)
• M4: 1,306,588 km (0.117 R)
• M5: 1,492,837 km (0.119 R)
• M6: 2,851,934 km (0.109 R)
• M7: 3,578,680 km (0.111 R)
• M8: 3,758,497 km (0.074 R)
• M9: 4,108,556 km (0.077 R)
• M10: 4,598,489 km (0.116 R)
• M11: 6,717,692 km (0.062 R)
• M12: 7,645,947 km (0.032 R)
• M13: 9,507,094 km (0.088 R)
• M14: 10,003,011 km (0.078 R)
• M15: 10,515,982 km (0.089 R)
• M16: 12,102,617 km (0.079 R)
• M17: 13,530,828 km (0.074 R)
• M18: 15,878,168 km (0.103 R)
• M19: 16,788,322 km (0.064 R)
• M20: 17,147,506 km (0.037 R)
• M21: 19,098,412 km (0.105 R)
• M22: 19,886,494 km (0.07 R)
• M23: 22,728,255 km (0.119 R)
• M24: 28,687,486 km (0.09 R)
• M25: 30,563,593 km (0.118 R)
• M26: 39,641,940 km (0.101 R)
• M27: 40,406,684 km (0.049 R)
• M28: 40,663,693 km (0.039 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317.1

Radius: 7.2

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 6.08 AU - 9.24 AU

Year: 14138 Days

Day: 16.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 85,409,639 km

• M1: 89,609 km (0.111 R)
• M2: 370,554 km (0.112 R)
• M3: 634,893 km (0.057 R)
• M4: 967,001 km (0.066 R)
• M5: 1,425,219 km (0.064 R)
• M6: 1,795,474 km (0.049 R)
• M7: 3,140,658 km (0.094 R)
• M8: 3,668,140 km (0.082 R)
• M9: 4,480,755 km (0.065 R)
• M10: 5,986,907 km (0.115 R)
• M11: 6,835,276 km (0.102 R)
• M12: 7,188,178 km (0.101 R)
• M13: 9,663,873 km (0.114 R)
• M14: 13,491,933 km (0.108 R)
• M15: 13,860,841 km (0.051 R)
• M16: 14,110,370 km (0.079 R)
• M17: 17,634,896 km (0.096 R)
• M18: 18,150,111 km (0.041 R)
• M19: 21,538,353 km (0.06 R)
• M20: 22,554,123 km (0.061 R)
• M21: 23,868,340 km (0.063 R)
• M22: 27,523,166 km (0.113 R)
• M23: 29,637,732 km (0.108 R)
• M24: 30,893,456 km (0.116 R)
• M25: 31,212,848 km (0.045 R)
• M26: 35,918,748 km (0.102 R)
• M27: 36,865,702 km (0.114 R)
• M28: 41,076,583 km (0.055 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 842.7

Radius: 4.2

Gravity: 47.77 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.83 AU - 10.57 AU

Year: 17112 Days

Day: 16.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 85,409,639 km

• M1: 52,210 km (0.09 R)
• M2: 336,446 km (0.103 R)
• M3: 494,870 km (0.029 R)
• M4: 684,859 km (0.072 R)
• M5: 1,357,750 km (0.086 R)
• M6: 2,094,819 km (0.063 R)
• M7: 2,549,597 km (0.091 R)
• M8: 2,715,052 km (0.117 R)
• M9: 3,535,446 km (0.091 R)
• M10: 3,711,523 km (0.074 R)
• M11: 3,924,401 km (0.115 R)
• M12: 4,475,220 km (0.036 R)
• M13: 4,966,201 km (0.039 R)
• M14: 5,300,402 km (0.119 R)
• M15: 6,832,883 km (0.074 R)
• M16: 8,904,215 km (0.086 R)
• M17: 9,678,234 km (0.111 R)
• M18: 10,922,141 km (0.054 R)
• M19: 11,808,209 km (0.102 R)
• M20: 12,469,731 km (0.084 R)
• M21: 14,527,449 km (0.096 R)
• M22: 14,752,444 km (0.067 R)
• M23: 16,555,398 km (0.081 R)
• M24: 19,755,446 km (0.114 R)
• M25: 32,031,298 km (0.112 R)
• M26: 32,412,473 km (0.111 R)
• M27: 36,530,454 km (0.091 R)
• M28: 37,788,123 km (0.115 R)
• M29: 38,071,611 km (0.095 R)
• M30: 39,801,561 km (0.049 R)
• M31: 40,537,732 km (0.117 R)
• M32: 42,188,993 km (0.105 R)
• M33: 43,884,535 km (0.091 R)
• M34: 46,919,278 km (0.118 R)
• M35: 47,410,856 km (0.111 R)
• M36: 51,641,933 km (0.076 R)
• M37: 56,486,660 km (0.084 R)
• M38: 62,215,062 km (0.105 R)
• M39: 72,601,941 km (0.208 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.4

Radius: 5.5

Gravity: 27.55 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 10.03 AU - 10.27 AU

Year: 21564 Days

Day: 22.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,409,639 km

• M1: 68,366 km (0.03 R)
• M2: 247,435 km (0.067 R)
• M3: 549,772 km (0.089 R)
• M4: 814,411 km (0.079 R)
• M5: 1,066,633 km (0.057 R)
• M6: 1,483,412 km (0.108 R)
• M7: 1,804,749 km (0.088 R)
• M8: 2,064,899 km (0.053 R)
• M9: 2,395,660 km (0.082 R)
• M10: 2,660,299 km (0.059 R)
• M11: 3,305,664 km (0.1 R)
• M12: 3,822,375 km (0.096 R)
• M13: 6,436,448 km (0.067 R)
• M14: 6,853,677 km (0.111 R)
• M15: 8,928,749 km (0.085 R)
• M16: 14,579,060 km (0.094 R)
• M17: 17,066,424 km (0.083 R)
• M18: 17,329,717 km (0.103 R)
• M19: 23,831,240 km (0.086 R)
• M20: 26,082,239 km (0.099 R)
• M21: 26,666,269 km (0.112 R)
• M22: 27,020,966 km (0.092 R)
• M23: 27,981,983 km (0.11 R)
• M24: 31,921,792 km (0.119 R)
• M25: 32,590,046 km (0.082 R)
• M26: 33,678,520 km (0.109 R)
• M27: 43,763,062 km (0.072 R)
• M28: 50,650,548 km (0.105 R)
• M29: 51,559,205 km (0.08 R)
• M30: 59,624,924 km (0.057 R)
• M31: 72,088,671 km (0.105 R)
• M32: 79,655,481 km (0.089 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: 193 - 15,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit