🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.45 AU - 0.65 AU

Year: 259 Days

Day: 19.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 141.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,198,503 km

• M1: 75,996 km (0.046 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.51 AU - 0.83 AU

Year: 349 Days

Day: 22.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 172.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.9

Radius: 8.9

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.75 AU - 0.95 AU

Year: 498 Days

Day: 11.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 28,198,503 km

• M1: 111,750 km (0.108 R)
• M2: 208,689 km (0.053 R)
• M3: 295,157 km (0.107 R)
• M4: 354,547 km (0.095 R)
• M5: 440,566 km (0.096 R)
• M6: 574,755 km (0.108 R)
• M7: 679,623 km (0.065 R)
• M8: 741,257 km (0.039 R)
• M9: 800,498 km (0.092 R)
• M10: 880,533 km (0.117 R)
• M11: 963,410 km (0.091 R)
• M12: 1,090,269 km (0.115 R)
• M13: 1,190,500 km (0.116 R)
• M14: 1,389,166 km (0.044 R)
• M15: 1,481,019 km (0.118 R)
• M16: 1,569,132 km (0.113 R)
• M17: 1,725,911 km (0.111 R)
• M18: 1,781,411 km (0.084 R)
• M19: 1,856,510 km (0.1 R)
• M20: 1,964,519 km (0.093 R)
• M21: 2,048,593 km (0.119 R)
• M22: 2,134,014 km (0.088 R)
• M23: 2,207,167 km (0.098 R)
• M24: 2,308,295 km (0.108 R)
• M25: 2,466,420 km (0.119 R)
• M26: 2,742,877 km (0.036 R)
• M27: 2,999,587 km (0.074 R)
• M28: 3,371,936 km (0.105 R)
• M29: 3,434,169 km (0.112 R)
• M30: 3,504,629 km (0.102 R)
• M31: 3,735,010 km (0.047 R)
• M32: 3,847,956 km (0.027 R)
• M33: 3,904,953 km (0.042 R)
• M34: 3,978,555 km (0.057 R)
• M35: 4,060,984 km (0.116 R)
• M36: 4,168,844 km (0.075 R)
• M37: 4,235,714 km (0.105 R)
• M38: 4,379,029 km (0.048 R)
• M39: 4,464,150 km (0.102 R)
• M40: 4,558,397 km (0.038 R)
• M41: 4,618,685 km (0.12 R)
• M42: 4,705,302 km (0.107 R)
• M43: 4,880,331 km (0.114 R)
• M44: 4,986,247 km (0.087 R)
• M45: 5,173,543 km (0.097 R)
• M46: 5,236,524 km (0.061 R)
• M47: 5,749,495 km (0.119 R)
• M48: 5,852,119 km (0.085 R)
• M49: 6,021,464 km (0.106 R)
• M50: 6,230,751 km (0.103 R)
• M51: 6,355,366 km (0.094 R)
• M52: 6,500,327 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.4

Radius: 8.9

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.72 AU - 1.08 AU

Year: 543 Days

Day: 6.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 57.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 28,198,503 km

• M1: 110,852 km (0.102 R)
• M2: 173,683 km (0.085 R)
• M3: 231,278 km (0.048 R)
• M4: 326,273 km (0.059 R)
• M5: 381,774 km (0.044 R)
• M6: 469,139 km (0.077 R)
• M7: 526,884 km (0.12 R)
• M8: 591,211 km (0.083 R)
• M9: 658,679 km (0.073 R)
• M10: 741,557 km (0.085 R)
• M11: 801,845 km (0.098 R)
• M12: 923,318 km (0.117 R)
• M13: 998,267 km (0.109 R)
• M14: 1,184,965 km (0.081 R)
• M15: 1,267,094 km (0.077 R)
• M16: 1,486,404 km (0.104 R)
• M17: 1,547,440 km (0.08 R)
• M18: 1,609,224 km (0.086 R)
• M19: 1,782,309 km (0.065 R)
• M20: 1,883,138 km (0.061 R)
• M21: 1,961,527 km (0.068 R)
• M22: 2,146,729 km (0.064 R)
• M23: 2,222,426 km (0.092 R)
• M24: 2,311,885 km (0.094 R)
• M25: 2,514,441 km (0.055 R)
• M26: 2,627,986 km (0.096 R)
• M27: 2,763,671 km (0.045 R)
• M28: 2,825,605 km (0.102 R)
• M29: 3,000,036 km (0.118 R)
• M30: 3,106,400 km (0.114 R)
• M31: 3,192,419 km (0.066 R)
• M32: 3,264,674 km (0.09 R)
• M33: 3,544,273 km (0.12 R)
• M34: 3,893,434 km (0.109 R)
• M35: 3,955,218 km (0.101 R)
• M36: 4,056,346 km (0.074 R)
• M37: 4,142,664 km (0.116 R)
• M38: 4,205,944 km (0.077 R)
• M39: 4,261,445 km (0.036 R)
• M40: 4,502,298 km (0.11 R)
• M41: 4,591,607 km (0.076 R)
• M42: 4,665,359 km (0.095 R)
• M43: 4,805,383 km (0.112 R)
• M44: 4,896,787 km (0.042 R)
• M45: 5,115,350 km (0.104 R)
• M46: 5,200,172 km (0.092 R)
• M47: 5,302,646 km (0.053 R)
• M48: 5,526,893 km (0.118 R)
• M49: 5,605,283 km (0.059 R)
• M50: 5,710,450 km (0.039 R)
• M51: 6,047,644 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691

Radius: 11.7

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.81 AU - 1.05 AU

Year: 570 Days

Day: 9.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 28,198,503 km

• M1: 159,621 km (0.097 R)
• M2: 266,434 km (0.106 R)
• M3: 343,327 km (0.098 R)
• M4: 435,479 km (0.057 R)
• M5: 522,695 km (0.089 R)
• M6: 617,390 km (0.119 R)
• M7: 718,668 km (0.105 R)
• M8: 850,763 km (0.088 R)
• M9: 975,977 km (0.096 R)
• M10: 1,065,137 km (0.115 R)
• M11: 1,173,595 km (0.06 R)
• M12: 1,314,816 km (0.086 R)
• M13: 1,396,496 km (0.109 R)
• M14: 1,510,340 km (0.087 R)
• M15: 1,812,079 km (0.111 R)
• M16: 1,936,993 km (0.082 R)
• M17: 2,188,617 km (0.078 R)
• M18: 2,293,784 km (0.115 R)
• M19: 2,407,778 km (0.045 R)
• M20: 2,494,694 km (0.082 R)
• M21: 2,671,519 km (0.112 R)
• M22: 2,937,055 km (0.088 R)
• M23: 3,045,663 km (0.051 R)
• M24: 3,124,052 km (0.117 R)
• M25: 3,211,268 km (0.111 R)
• M26: 3,323,317 km (0.114 R)
• M27: 3,428,484 km (0.085 R)
• M28: 3,543,076 km (0.081 R)
• M29: 3,625,804 km (0.113 R)
• M30: 3,734,262 km (0.089 R)
• M31: 3,962,997 km (0.107 R)
• M32: 4,187,693 km (0.038 R)
• M33: 4,389,950 km (0.063 R)
• M34: 4,622,574 km (0.077 R)
• M35: 4,813,461 km (0.083 R)
• M36: 5,016,316 km (0.053 R)
• M37: 5,128,065 km (0.098 R)
• M38: 5,203,164 km (0.078 R)
• M39: 5,297,410 km (0.058 R)
• M40: 5,392,255 km (0.051 R)
• M41: 5,661,083 km (0.115 R)
• M42: 5,836,112 km (0.056 R)
• M43: 6,171,810 km (0.053 R)
• M44: 6,432,708 km (0.103 R)
• M45: 6,697,347 km (0.108 R)
• M46: 6,820,765 km (0.034 R)
• M47: 6,986,370 km (0.047 R)
• M48: 7,101,112 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.8

Radius: 9.3

Gravity: 10.24 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.75 AU - 2.41 AU

Year: 1907 Days

Day: 7.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 28,198,503 km

• M1: 138,228 km (0.114 R)
• M2: 368,310 km (0.091 R)
• M3: 534,064 km (0.067 R)
• M4: 651,050 km (0.063 R)
• M5: 794,664 km (0.091 R)
• M6: 1,045,091 km (0.116 R)
• M7: 1,134,251 km (0.092 R)
• M8: 1,257,221 km (0.042 R)
• M9: 1,384,678 km (0.102 R)
• M10: 1,450,202 km (0.082 R)
• M11: 1,561,652 km (0.104 R)
• M12: 1,781,561 km (0.096 R)
• M13: 1,962,275 km (0.102 R)
• M14: 2,061,159 km (0.073 R)
• M15: 2,315,925 km (0.072 R)
• M16: 2,381,149 km (0.091 R)
• M17: 2,621,403 km (0.112 R)
• M18: 2,968,171 km (0.101 R)
• M19: 3,096,676 km (0.03 R)
• M20: 3,388,841 km (0.098 R)
• M21: 3,478,150 km (0.112 R)
• M22: 3,568,358 km (0.12 R)
• M23: 3,766,575 km (0.109 R)
• M24: 3,843,768 km (0.082 R)
• M25: 4,221,652 km (0.109 R)
• M26: 4,317,993 km (0.097 R)
• M27: 4,415,082 km (0.053 R)
• M28: 4,827,523 km (0.085 R)
• M29: 4,894,693 km (0.11 R)
• M30: 5,269,585 km (0.118 R)
• M31: 5,813,672 km (0.099 R)
• M32: 5,921,084 km (0.102 R)
• M33: 6,394,112 km (0.106 R)
• M34: 6,560,764 km (0.09 R)
• M35: 6,766,312 km (0.104 R)
• M36: 6,936,105 km (0.069 R)
• M37: 7,183,839 km (0.095 R)
• M38: 7,376,521 km (0.067 R)
• M39: 7,727,478 km (0.102 R)
• M40: 7,786,420 km (0.047 R)
• M41: 8,103,866 km (0.072 R)
• M42: 8,203,947 km (0.051 R)
• M43: 8,649,001 km (0.105 R)
• M44: 8,874,594 km (0.102 R)
• M45: 9,143,721 km (0.086 R)
• M46: 9,520,708 km (0.037 R)
• M47: 9,626,324 km (0.092 R)
• M48: 9,732,389 km (0.116 R)
• M49: 10,420,090 km (0.086 R)
• M50: 11,034,788 km (0.11 R)
• M51: 11,190,370 km (0.094 R)
• M52: 11,346,550 km (0.12 R)
• M53: 12,345,115 km (0.08 R)
• M54: 12,785,083 km (0.08 R)
• M55: 13,089,066 km (0.117 R)
• M56: 13,371,806 km (0.094 R)
• M57: 13,561,346 km (0.074 R)
• M58: 14,352,869 km (0.072 R)
• M59: 14,815,425 km (0.089 R)
• M60: 15,036,232 km (0.101 R)
• M61: 15,134,667 km (0.106 R)
• M62: 15,406,636 km (0.079 R)
• M63: 15,705,084 km (0.108 R)
• M64: 15,955,361 km (0.036 R)
• M65: 16,206,835 km (0.086 R)
• M66: 16,713,972 km (0.111 R)
• M67: 16,790,416 km (0.116 R)
• M68: 16,995,066 km (0.051 R)
• M69: 17,226,195 km (0.11 R)
• M70: 17,303,537 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.1

Radius: 13.6

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.39 AU - 4.17 AU

Year: 4673 Days

Day: 10.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 28,198,503 km

• M1: 300,393 km (0.102 R)
• M2: 480,658 km (0.077 R)
• M3: 598,242 km (0.105 R)
• M4: 1,126,771 km (0.104 R)
• M5: 1,218,923 km (0.103 R)
• M6: 1,475,185 km (0.106 R)
• M7: 1,569,581 km (0.069 R)
• M8: 1,896,901 km (0.112 R)
• M9: 2,016,430 km (0.061 R)
• M10: 2,313,830 km (0.1 R)
• M11: 2,502,772 km (0.119 R)
• M12: 2,599,263 km (0.076 R)
• M13: 2,951,416 km (0.094 R)
• M14: 3,100,565 km (0.09 R)
• M15: 3,672,029 km (0.071 R)
• M16: 3,975,264 km (0.1 R)
• M17: 4,255,311 km (0.063 R)
• M18: 4,360,778 km (0.091 R)
• M19: 4,628,109 km (0.095 R)
• M20: 4,824,083 km (0.103 R)
• M21: 5,246,697 km (0.117 R)
• M22: 5,439,827 km (0.095 R)
• M23: 6,163,731 km (0.061 R)
• M24: 7,792,104 km (0.033 R)
• M25: 8,580,186 km (0.105 R)
• M26: 8,956,873 km (0.111 R)
• M27: 9,092,708 km (0.038 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.8

Radius: 8

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.64 AU - 4.54 AU

Year: 5259 Days

Day: 8.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 28,198,503 km

• M1: 260,899 km (0.101 R)
• M2: 315,502 km (0.072 R)
• M3: 368,310 km (0.075 R)
• M4: 446,849 km (0.085 R)
• M5: 737,667 km (0.077 R)
• M6: 859,889 km (0.087 R)
• M7: 1,071,570 km (0.066 R)
• M8: 1,178,382 km (0.117 R)
• M9: 1,288,786 km (0.068 R)
• M10: 1,356,703 km (0.106 R)
• M11: 1,653,056 km (0.086 R)
• M12: 1,752,090 km (0.048 R)
• M13: 2,195,648 km (0.09 R)
• M14: 2,908,482 km (0.087 R)
• M15: 3,059,276 km (0.088 R)
• M16: 3,431,626 km (0.091 R)
• M17: 3,495,055 km (0.118 R)
• M18: 4,563,034 km (0.053 R)
• M19: 4,650,549 km (0.057 R)
• M20: 4,703,207 km (0.084 R)
• M21: 4,880,481 km (0.119 R)
• M22: 4,934,187 km (0.046 R)
• M23: 5,686,664 km (0.101 R)
• M24: 5,818,609 km (0.118 R)
• M25: 5,951,751 km (0.046 R)
• M26: 6,047,344 km (0.089 R)
• M27: 6,259,773 km (0.09 R)
• M28: 6,971,560 km (0.037 R)
• M29: 7,032,147 km (0.061 R)
• M30: 7,194,311 km (0.053 R)
• M31: 7,563,668 km (0.046 R)
• M32: 8,256,905 km (0.064 R)
• M33: 8,600,382 km (0.103 R)
• M34: 8,708,690 km (0.063 R)
• M35: 8,817,448 km (0.068 R)
• M36: 9,080,292 km (0.1 R)
• M37: 9,234,826 km (0.109 R)
• M38: 10,409,768 km (0.095 R)
• M39: 10,803,958 km (0.065 R)
• M40: 10,944,431 km (0.085 R)
• M41: 11,464,134 km (0.1 R)
• M42: 12,429,638 km (0.062 R)
• M43: 12,996,614 km (0.104 R)
• M44: 13,546,686 km (0.06 R)
• M45: 13,951,647 km (0.029 R)
• M46: 14,592,375 km (0.117 R)
• M47: 15,163,988 km (0.112 R)
• M48: 15,295,036 km (0.081 R)
• M49: 15,822,518 km (0.102 R)
• M50: 16,329,356 km (0.111 R)
• M51: 16,706,193 km (0.082 R)
• M52: 16,895,584 km (0.073 R)
• M53: 17,523,147 km (0.103 R)
• M54: 17,605,575 km (0.091 R)
• M55: 17,688,153 km (0.102 R)
• M56: 17,964,311 km (0.09 R)
• M57: 18,745,062 km (0.089 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.9

Radius: 12.7

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.07 AU - 5.43 AU

Year: 6582 Days

Day: 14 Hours

Environment

Temp: -218 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 28,198,503 km

• M1: 529,576 km (0.062 R)
• M2: 633,397 km (0.118 R)
• M3: 745,446 km (0.086 R)
• M4: 1,125,724 km (0.08 R)
• M5: 1,595,461 km (0.076 R)
• M6: 1,786,947 km (0.08 R)
• M7: 1,986,361 km (0.068 R)
• M8: 2,193,105 km (0.117 R)
• M9: 2,609,735 km (0.098 R)
• M10: 2,722,532 km (0.055 R)
• M11: 2,895,018 km (0.1 R)
• M12: 3,230,716 km (0.1 R)
• M13: 3,475,458 km (0.07 R)
• M14: 3,558,335 km (0.072 R)
• M15: 3,918,417 km (0.045 R)
• M16: 4,245,887 km (0.119 R)
• M17: 4,719,514 km (0.079 R)
• M18: 4,857,892 km (0.035 R)
• M19: 5,044,739 km (0.096 R)
• M20: 5,377,295 km (0.084 R)
• M21: 5,790,784 km (0.118 R)
• M22: 6,265,308 km (0.118 R)
• M23: 6,752,249 km (0.069 R)
• M24: 7,438,754 km (0.075 R)
• M25: 8,064,522 km (0.101 R)
• M26: 8,258,401 km (0.074 R)
• M27: 8,341,876 km (0.105 R)
• M28: 9,077,898 km (0.082 R)
• M29: 9,805,243 km (0.069 R)
• M30: 9,893,805 km (0.115 R)
• M31: 10,071,826 km (0.081 R)
• M32: 10,521,218 km (0.115 R)
• M33: 11,100,012 km (0.117 R)
• M34: 11,595,481 km (0.106 R)
• M35: 11,814,492 km (0.065 R)
• M36: 11,971,719 km (0.113 R)
• M37: 12,066,564 km (0.105 R)
• M38: 13,222,657 km (0.107 R)
• M39: 13,353,256 km (0.114 R)
• M40: 14,012,982 km (0.066 R)
• M41: 14,279,865 km (0.119 R)
• M42: 14,481,074 km (0.053 R)
• M43: 14,615,712 km (0.12 R)
• M44: 15,364,150 km (0.107 R)
• M45: 15,570,296 km (0.109 R)
• M46: 16,509,920 km (0.087 R)
• M47: 17,110,855 km (0.097 R)
• M48: 17,360,534 km (0.088 R)
• M49: 18,225,359 km (0.102 R)
• M50: 18,407,270 km (0.104 R)
• M51: 18,736,236 km (0.113 R)
• M52: 19,177,998 km (0.111 R)
• M53: 20,865,013 km (0.101 R)
• M54: 21,131,746 km (0.102 R)
• M55: 21,630,057 km (0.106 R)
• M56: 21,822,739 km (0.111 R)
• M57: 22,209,898 km (0.108 R)
• M58: 22,404,226 km (0.052 R)
• M59: 22,951,605 km (0.083 R)
• M60: 24,339,274 km (0.095 R)
• M61: 24,459,401 km (0.1 R)
• M62: 25,063,478 km (0.077 R)
• M63: 26,081,042 km (0.049 R)
• M64: 26,368,270 km (0.051 R)
• M65: 27,403,188 km (0.032 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 18,286 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit