🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.4 AU - 0.62 AU

Year: 130 Days

Day: 47.2 Hours

Environment

Temp: 253 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.51 AU - 1.69 AU

Year: 721 Days

Day: 35.7 Hours

Environment

Temp: -36 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.74 AU - 2.16 AU

Year: 971 Days

Day: 21 Hours

Environment

Temp: -51 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,348,044 km

• M1: 244,742 km (0.052 R)
• M2: 403,914 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.94 AU - 2.7 AU

Year: 1260 Days

Day: 45.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.23 AU - 2.63 AU

Year: 1350 Days

Day: 33.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.6

Radius: 11.2

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5.01 AU - 6.01 AU

Year: 4610 Days

Day: 14.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 153.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 71,348,044 km

• M1: 193,580 km (0.076 R)
• M2: 709,692 km (0.084 R)
• M3: 963,111 km (0.108 R)
• M4: 1,201,570 km (0.088 R)
• M5: 1,381,836 km (0.06 R)
• M6: 1,491,192 km (0.11 R)
• M7: 1,685,669 km (0.091 R)
• M8: 2,028,697 km (0.116 R)
• M9: 2,507,410 km (0.1 R)
• M10: 2,980,139 km (0.116 R)
• M11: 3,102,809 km (0.08 R)
• M12: 3,206,331 km (0.057 R)
• M13: 3,480,843 km (0.113 R)
• M14: 3,588,554 km (0.087 R)
• M15: 4,007,877 km (0.057 R)
• M16: 4,419,719 km (0.093 R)
• M17: 4,654,439 km (0.083 R)
• M18: 4,893,346 km (0.052 R)
• M19: 5,087,375 km (0.115 R)
• M20: 5,710,151 km (0.098 R)
• M21: 6,462,778 km (0.054 R)
• M22: 7,356,924 km (0.095 R)
• M23: 7,495,751 km (0.065 R)
• M24: 7,804,371 km (0.102 R)
• M25: 7,917,767 km (0.114 R)
• M26: 8,031,610 km (0.106 R)
• M27: 8,145,903 km (0.116 R)
• M28: 8,991,430 km (0.095 R)
• M29: 9,199,671 km (0.047 R)
• M30: 9,319,349 km (0.113 R)
• M31: 9,409,556 km (0.109 R)
• M32: 9,530,282 km (0.051 R)
• M33: 9,651,456 km (0.07 R)
• M34: 11,304,961 km (0.099 R)
• M35: 12,049,510 km (0.106 R)
• M36: 12,444,299 km (0.091 R)
• M37: 12,543,632 km (0.035 R)
• M38: 12,977,316 km (0.113 R)
• M39: 13,246,592 km (0.062 R)
• M40: 13,449,896 km (0.099 R)
• M41: 13,825,087 km (0.084 R)
• M42: 14,481,373 km (0.052 R)
• M43: 14,725,666 km (0.097 R)
• M44: 14,830,834 km (0.107 R)
• M45: 15,573,886 km (0.073 R)
• M46: 16,148,193 km (0.103 R)
• M47: 16,875,837 km (0.117 R)
• M48: 17,169,796 km (0.078 R)
• M49: 17,243,698 km (0.037 R)
• M50: 17,428,601 km (0.108 R)
• M51: 18,250,043 km (0.092 R)
• M52: 18,325,290 km (0.104 R)
• M53: 18,551,782 km (0.026 R)
• M54: 18,627,628 km (0.092 R)
• M55: 18,779,320 km (0.12 R)
• M56: 19,852,984 km (0.11 R)
• M57: 20,358,325 km (0.09 R)
• M58: 20,749,973 km (0.063 R)
• M59: 20,828,512 km (0.057 R)
• M60: 20,907,200 km (0.116 R)
• M61: 21,223,151 km (0.118 R)
• M62: 21,302,288 km (0.095 R)
• M63: 22,300,854 km (0.105 R)
• M64: 22,947,865 km (0.106 R)
• M65: 23,110,627 km (0.119 R)
• M66: 24,800,485 km (0.09 R)
• M67: 25,176,873 km (0.1 R)
• M68: 25,302,685 km (0.052 R)
• M69: 25,597,093 km (0.095 R)
• M70: 25,808,176 km (0.088 R)
• M71: 26,019,857 km (0.097 R)
• M72: 26,274,472 km (0.086 R)
• M73: 26,529,986 km (0.105 R)
• M74: 26,658,041 km (0.116 R)
• M75: 26,871,966 km (0.048 R)
• M76: 27,086,490 km (0.087 R)
• M77: 27,733,351 km (0.077 R)
• M78: 29,350,803 km (0.029 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.8

Radius: 15

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.19 AU - 6.11 AU

Year: 4787 Days

Day: 6.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 71,348,044 km

• M1: 208,240 km (0.115 R)
• M2: 324,777 km (0.073 R)
• M3: 428,299 km (0.085 R)
• M4: 577,597 km (0.083 R)
• M5: 836,402 km (0.096 R)
• M6: 1,011,581 km (0.081 R)
• M7: 1,213,239 km (0.035 R)
• M8: 1,387,371 km (0.118 R)
• M9: 1,584,989 km (0.094 R)
• M10: 1,853,368 km (0.084 R)
• M11: 2,234,693 km (0.025 R)
• M12: 2,401,046 km (0.066 R)
• M13: 3,486,378 km (0.113 R)
• M14: 4,203,401 km (0.057 R)
• M15: 4,410,893 km (0.1 R)
• M16: 4,600,434 km (0.079 R)
• M17: 4,835,901 km (0.067 R)
• M18: 5,207,801 km (0.052 R)
• M19: 5,341,242 km (0.111 R)
• M20: 5,979,427 km (0.044 R)
• M21: 6,119,450 km (0.087 R)
• M22: 6,474,147 km (0.094 R)
• M23: 6,714,401 km (0.097 R)
• M24: 6,957,647 km (0.106 R)
• M25: 7,228,719 km (0.109 R)
• M26: 7,528,363 km (0.098 R)
• M27: 8,062,577 km (0.085 R)
• M28: 8,165,800 km (0.095 R)
• M29: 8,295,352 km (0.088 R)
• M30: 8,847,218 km (0.102 R)
• M31: 9,248,739 km (0.12 R)
• M32: 9,383,975 km (0.079 R)
• M33: 9,574,413 km (0.101 R)
• M34: 9,711,146 km (0.112 R)
• M35: 10,181,033 km (0.106 R)
• M36: 11,200,841 km (0.109 R)
• M37: 11,316,181 km (0.108 R)
• M38: 11,460,992 km (0.102 R)
• M39: 11,928,186 km (0.097 R)
• M40: 12,342,273 km (0.102 R)
• M41: 12,461,503 km (0.066 R)
• M42: 13,093,404 km (0.108 R)
• M43: 13,275,913 km (0.111 R)
• M44: 13,797,561 km (0.109 R)
• M45: 14,107,678 km (0.119 R)
• M46: 14,357,356 km (0.084 R)
• M47: 14,861,202 km (0.062 R)
• M48: 15,019,776 km (0.036 R)
• M49: 15,692,218 km (0.106 R)
• M50: 15,886,247 km (0.081 R)
• M51: 16,146,098 km (0.101 R)
• M52: 16,243,935 km (0.059 R)
• M53: 16,735,963 km (0.11 R)
• M54: 17,869,316 km (0.06 R)
• M55: 18,718,583 km (0.12 R)
• M56: 19,062,060 km (0.058 R)
• M57: 21,487,789 km (0.059 R)
• M58: 21,739,413 km (0.106 R)
• M59: 22,245,353 km (0.092 R)
• M60: 22,536,171 km (0.111 R)
• M61: 23,011,593 km (0.051 R)
• M62: 24,121,310 km (0.102 R)
• M63: 24,532,555 km (0.066 R)
• M64: 24,682,751 km (0.12 R)
• M65: 24,983,892 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.9

Radius: 13.1

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 8.91 AU - 12.57 AU

Year: 12546 Days

Day: 8.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 71,348,044 km

• M1: 426,504 km (0.119 R)
• M2: 692,489 km (0.054 R)
• M3: 874,699 km (0.099 R)
• M4: 1,001,707 km (0.037 R)
• M5: 1,186,012 km (0.049 R)
• M6: 1,422,526 km (0.067 R)
• M7: 1,589,178 km (0.113 R)
• M8: 1,762,562 km (0.105 R)
• M9: 2,320,712 km (0.073 R)
• M10: 2,518,779 km (0.11 R)
• M11: 2,705,477 km (0.076 R)
• M12: 3,164,893 km (0.11 R)
• M13: 3,311,349 km (0.067 R)
• M14: 3,535,297 km (0.104 R)
• M15: 4,097,186 km (0.113 R)
• M16: 4,666,406 km (0.118 R)
• M17: 5,633,407 km (0.081 R)
• M18: 5,789,438 km (0.092 R)
• M19: 6,060,210 km (0.086 R)
• M20: 6,381,396 km (0.085 R)
• M21: 7,136,566 km (0.092 R)
• M22: 7,257,142 km (0.111 R)
• M23: 7,476,004 km (0.053 R)
• M24: 8,045,074 km (0.102 R)
• M25: 8,885,964 km (0.092 R)
• M26: 9,648,015 km (0.109 R)
• M27: 9,808,384 km (0.117 R)
• M28: 9,996,429 km (0.117 R)
• M29: 10,458,387 km (0.088 R)
• M30: 10,540,666 km (0.088 R)
• M31: 10,705,822 km (0.111 R)
• M32: 11,290,750 km (0.089 R)
• M33: 11,488,069 km (0.084 R)
• M34: 11,572,891 km (0.12 R)
• M35: 12,317,440 km (0.098 R)
• M36: 12,695,623 km (0.065 R)
• M37: 13,883,131 km (0.075 R)
• M38: 15,730,216 km (0.085 R)
• M39: 15,919,158 km (0.075 R)
• M40: 16,203,993 km (0.099 R)
• M41: 16,875,238 km (0.101 R)
• M42: 17,981,215 km (0.1 R)
• M43: 18,079,950 km (0.094 R)
• M44: 18,178,834 km (0.078 R)
• M45: 18,675,948 km (0.116 R)
• M46: 19,447,125 km (0.116 R)
• M47: 19,751,706 km (0.103 R)
• M48: 21,159,123 km (0.07 R)
• M49: 21,437,524 km (0.053 R)
• M50: 22,527,794 km (0.112 R)
• M51: 22,669,762 km (0.112 R)
• M52: 23,564,058 km (0.117 R)
• M53: 23,997,443 km (0.081 R)
• M54: 24,433,371 km (0.103 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.5

Radius: 13.7

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 10.66 AU - 13.26 AU

Year: 14743 Days

Day: 9.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 71,348,044 km

• M1: 180,714 km (0.098 R)
• M2: 621,130 km (0.09 R)
• M3: 711,188 km (0.036 R)
• M4: 1,369,120 km (0.1 R)
• M5: 1,460,823 km (0.103 R)
• M6: 1,570,778 km (0.081 R)
• M7: 2,091,977 km (0.113 R)
• M8: 2,475,097 km (0.109 R)
• M9: 2,704,131 km (0.097 R)
• M10: 2,841,163 km (0.1 R)
• M11: 3,000,484 km (0.088 R)
• M12: 3,307,609 km (0.051 R)
• M13: 3,560,729 km (0.087 R)
• M14: 3,668,140 km (0.096 R)
• M15: 3,820,430 km (0.097 R)
• M16: 4,041,536 km (0.111 R)
• M17: 4,176,324 km (0.027 R)
• M18: 4,358,384 km (0.088 R)
• M19: 4,543,138 km (0.029 R)
• M20: 4,659,974 km (0.114 R)
• M21: 4,944,509 km (0.101 R)
• M22: 5,064,786 km (0.109 R)
• M23: 5,210,344 km (0.099 R)
• M24: 7,640,711 km (0.112 R)
• M25: 8,867,713 km (0.116 R)
• M26: 9,043,790 km (0.099 R)
• M27: 9,429,303 km (0.063 R)
• M28: 10,618,307 km (0.098 R)
• M29: 11,025,064 km (0.099 R)
• M30: 11,119,759 km (0.047 R)
• M31: 11,693,168 km (0.111 R)
• M32: 12,769,375 km (0.093 R)
• M33: 12,968,490 km (0.03 R)
• M34: 13,101,931 km (0.048 R)
• M35: 14,150,463 km (0.045 R)
• M36: 15,437,303 km (0.046 R)
• M37: 15,862,610 km (0.082 R)
• M38: 16,184,246 km (0.106 R)
• M39: 16,399,816 km (0.038 R)
• M40: 17,528,981 km (0.113 R)
• M41: 18,570,332 km (0.086 R)
• M42: 18,984,867 km (0.077 R)
• M43: 19,326,399 km (0.118 R)
• M44: 20,324,367 km (0.035 R)
• M45: 21,299,745 km (0.115 R)
• M46: 22,170,704 km (0.106 R)
• M47: 22,290,382 km (0.111 R)
• M48: 22,530,337 km (0.087 R)
• M49: 23,296,128 km (0.074 R)
• M50: 23,498,983 km (0.056 R)
• M51: 23,702,436 km (0.08 R)
• M52: 25,184,951 km (0.075 R)
• M53: 26,063,689 km (0.098 R)
• M54: 26,401,032 km (0.092 R)
• M55: 26,739,871 km (0.05 R)
• M56: 27,122,692 km (0.099 R)
• M57: 27,336,169 km (0.109 R)
• M58: 27,850,935 km (0.101 R)
• M59: 29,239,203 km (0.077 R)
• M60: 29,326,718 km (0.049 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.9

Radius: 5.8

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 15.94 AU - 22.84 AU

Year: 30434 Days

Day: 23.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 71,348,044 km

• M1: 90,208 km (0.074 R)
• M2: 289,023 km (0.094 R)
• M3: 663,915 km (0.11 R)
• M4: 1,093,560 km (0.041 R)
• M5: 1,280,707 km (0.068 R)
• M6: 1,392,158 km (0.117 R)
• M7: 1,595,012 km (0.117 R)
• M8: 2,126,235 km (0.047 R)
• M9: 2,292,288 km (0.114 R)
• M10: 2,708,021 km (0.108 R)
• M11: 3,490,418 km (0.043 R)
• M12: 4,048,418 km (0.084 R)
• M13: 4,463,851 km (0.116 R)
• M14: 4,805,981 km (0.12 R)
• M15: 5,743,661 km (0.113 R)
• M16: 6,256,931 km (0.104 R)
• M17: 6,931,318 km (0.106 R)
• M18: 7,985,534 km (0.109 R)
• M19: 9,412,698 km (0.057 R)
• M20: 11,145,789 km (0.066 R)
• M21: 11,666,988 km (0.117 R)
• M22: 11,783,974 km (0.11 R)
• M23: 12,077,934 km (0.084 R)
• M24: 12,914,036 km (0.082 R)
• M25: 13,278,008 km (0.06 R)
• M26: 13,706,905 km (0.112 R)
• M27: 14,704,424 km (0.096 R)
• M28: 15,660,503 km (0.092 R)
• M29: 15,854,233 km (0.077 R)
• M30: 17,032,615 km (0.109 R)
• M31: 17,365,022 km (0.083 R)
• M32: 17,766,692 km (0.111 R)
• M33: 18,852,623 km (0.071 R)
• M34: 18,989,804 km (0.099 R)
• M35: 20,099,671 km (0.105 R)
• M36: 20,169,832 km (0.108 R)
• M37: 21,947,653 km (0.113 R)
• M38: 22,818,762 km (0.109 R)
• M39: 23,038,371 km (0.1 R)
• M40: 23,185,127 km (0.101 R)
• M41: 23,258,579 km (0.11 R)
• M42: 23,997,742 km (0.097 R)
• M43: 24,594,638 km (0.12 R)
• M44: 24,669,586 km (0.09 R)
• M45: 27,807,551 km (0.065 R)
• M46: 29,144,956 km (0.082 R)
• M47: 30,987,553 km (0.073 R)
• M48: 31,230,650 km (0.113 R)
• M49: 32,291,448 km (0.099 R)
• M50: 32,702,543 km (0.09 R)
• M51: 33,363,916 km (0.095 R)
• M52: 33,446,942 km (0.065 R)
• M53: 33,779,648 km (0.117 R)
• M54: 34,448,201 km (0.063 R)
• M55: 34,531,976 km (0.079 R)
• M56: 34,615,900 km (0.109 R)
• M57: 34,952,495 km (0.069 R)
• M58: 36,993,908 km (0.119 R)
• M59: 38,202,509 km (0.061 R)
• M60: 39,248,647 km (0.115 R)
• M61: 39,336,311 km (0.08 R)
• M62: 39,599,604 km (0.117 R)
• M63: 39,687,418 km (0.103 R)
• M64: 39,863,345 km (0.027 R)
• M65: 40,304,359 km (0.078 R)
• M66: 41,191,175 km (0.07 R)
• M67: 43,526,697 km (0.057 R)
• M68: 43,798,965 km (0.105 R)
• M69: 44,071,832 km (0.096 R)
• M70: 44,254,042 km (0.095 R)
• M71: 44,710,615 km (0.08 R)
• M72: 46,367,262 km (0.066 R)
• M73: 48,043,805 km (0.092 R)
• M74: 48,325,199 km (0.036 R)
• M75: 51,840,001 km (0.098 R)
• M76: 52,128,575 km (0.1 R)
• M77: 53,288,108 km (0.115 R)
• M78: 55,632,905 km (0.067 R)
• M79: 55,829,776 km (0.118 R)
• M80: 56,323,000 km (0.08 R)
• M81: 58,410,638 km (0.076 R)
• M82: 59,413,542 km (0.113 R)
• M83: 60,321,003 km (0.063 R)
• M84: 60,624,537 km (0.109 R)
• M85: 62,763,338 km (0.104 R)
• M86: 63,276,309 km (0.116 R)
• M87: 63,790,477 km (0.093 R)
• M88: 65,965,630 km (0.068 R)
• M89: 66,278,289 km (0.081 R)
• M90: 68,059,551 km (0.092 R)
• M91: 69,856,521 km (0.088 R)
• M92: 71,027,573 km (0.068 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 18,124 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit