🌌 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: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.44 AU - 0.66 AU

Year: 268 Days

Day: 31.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,575,662 km

• M1: 28,723 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.57 AU - 0.73 AU

Year: 344 Days

Day: 17.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,575,662 km

• M1: 20,944 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.7

Radius: 14.7

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.8 AU - 0.84 AU

Year: 487 Days

Day: 7.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 16,575,662 km

• M1: 182,958 km (0.104 R)
• M2: 289,921 km (0.116 R)
• M3: 435,779 km (0.064 R)
• M4: 795,262 km (0.058 R)
• M5: 911,949 km (0.095 R)
• M6: 1,006,195 km (0.08 R)
• M7: 1,124,228 km (0.085 R)
• M8: 1,221,167 km (0.105 R)
• M9: 1,316,012 km (0.104 R)
• M10: 1,413,700 km (0.06 R)
• M11: 1,525,150 km (0.104 R)
• M12: 1,674,898 km (0.029 R)
• M13: 1,793,529 km (0.095 R)
• M14: 1,952,402 km (0.086 R)
• M15: 2,199,687 km (0.098 R)
• M16: 2,511,599 km (0.068 R)
• M17: 2,788,654 km (0.1 R)
• M18: 2,931,071 km (0.111 R)
• M19: 3,061,371 km (0.116 R)
• M20: 3,171,475 km (0.103 R)
• M21: 3,350,394 km (0.115 R)
• M22: 3,548,162 km (0.115 R)
• M23: 3,734,262 km (0.106 R)
• M24: 3,836,437 km (0.117 R)
• M25: 4,075,944 km (0.106 R)
• M26: 4,197,567 km (0.119 R)
• M27: 4,295,703 km (0.105 R)
• M28: 4,670,894 km (0.058 R)
• M29: 4,927,006 km (0.118 R)
• M30: 5,205,258 km (0.067 R)
• M31: 5,497,871 km (0.087 R)
• M32: 5,623,683 km (0.062 R)
• M33: 5,750,393 km (0.086 R)
• M34: 5,979,128 km (0.118 R)
• M35: 6,192,155 km (0.075 R)
• M36: 6,323,203 km (0.096 R)
• M37: 6,426,725 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.2

Radius: 9.4

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.9 AU - 1.34 AU

Year: 778 Days

Day: 13.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 16,575,662 km

• M1: 123,418 km (0.114 R)
• M2: 200,910 km (0.084 R)
• M3: 295,605 km (0.054 R)
• M4: 364,121 km (0.117 R)
• M5: 425,456 km (0.081 R)
• M6: 581,188 km (0.088 R)
• M7: 647,460 km (0.093 R)
• M8: 770,279 km (0.086 R)
• M9: 844,181 km (0.12 R)
• M10: 945,159 km (0.119 R)
• M11: 1,081,293 km (0.052 R)
• M12: 1,165,068 km (0.045 R)
• M13: 1,229,395 km (0.108 R)
• M14: 1,350,719 km (0.052 R)
• M15: 1,424,321 km (0.098 R)
• M16: 1,558,062 km (0.075 R)
• M17: 1,689,858 km (0.092 R)
• M18: 1,945,670 km (0.084 R)
• M19: 2,023,012 km (0.091 R)
• M20: 2,107,834 km (0.069 R)
• M21: 2,466,570 km (0.075 R)
• M22: 2,778,930 km (0.117 R)
• M23: 3,089,046 km (0.087 R)
• M24: 3,164,444 km (0.119 R)
• M25: 3,527,667 km (0.098 R)
• M26: 3,630,441 km (0.097 R)
• M27: 3,718,255 km (0.106 R)
• M28: 3,806,817 km (0.109 R)
• M29: 3,896,127 km (0.097 R)
• M30: 4,109,753 km (0.095 R)
• M31: 4,209,834 km (0.117 R)
• M32: 4,310,513 km (0.09 R)
• M33: 4,386,658 km (0.119 R)
• M34: 4,480,307 km (0.058 R)
• M35: 4,626,314 km (0.059 R)
• M36: 4,687,051 km (0.092 R)
• M37: 4,747,788 km (0.09 R)
• M38: 4,835,302 km (0.119 R)
• M39: 4,914,440 km (0.069 R)
• M40: 5,083,036 km (0.03 R)
• M41: 5,280,506 km (0.106 R)
• M42: 5,581,646 km (0.051 R)
• M43: 5,692,498 km (0.11 R)
• M44: 5,813,523 km (0.104 R)
• M45: 5,944,720 km (0.1 R)
• M46: 6,029,692 km (0.067 R)
• M47: 6,133,961 km (0.08 R)
• M48: 6,257,978 km (0.05 R)
• M49: 6,363,594 km (0.12 R)
• M50: 6,479,533 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.2

Radius: 14.3

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1 AU - 1.4 AU

Year: 862 Days

Day: 8.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 16,575,662 km

• M1: 181,911 km (0.102 R)
• M2: 292,015 km (0.047 R)
• M3: 424,110 km (0.053 R)
• M4: 541,694 km (0.107 R)
• M5: 646,113 km (0.099 R)
• M6: 778,507 km (0.105 R)
• M7: 897,886 km (0.057 R)
• M8: 996,771 km (0.098 R)
• M9: 1,125,425 km (0.059 R)
• M10: 1,257,221 km (0.12 R)
• M11: 1,385,426 km (0.111 R)
• M12: 1,514,978 km (0.049 R)
• M13: 1,702,274 km (0.11 R)
• M14: 1,824,795 km (0.101 R)
• M15: 1,971,550 km (0.109 R)
• M16: 2,247,558 km (0.114 R)
• M17: 2,348,836 km (0.091 R)
• M18: 2,474,648 km (0.045 R)
• M19: 2,685,731 km (0.062 R)
• M20: 2,878,263 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362

Radius: 15

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.69 AU - 2.57 AU

Year: 2039 Days

Day: 5.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 136.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 16,575,662 km

• M1: 206,146 km (0.091 R)
• M2: 321,486 km (0.034 R)
• M3: 562,039 km (0.036 R)
• M4: 750,682 km (0.092 R)
• M5: 850,613 km (0.033 R)
• M6: 1,065,885 km (0.072 R)
• M7: 1,197,681 km (0.111 R)
• M8: 1,317,808 km (0.119 R)
• M9: 1,515,726 km (0.103 R)
• M10: 1,694,794 km (0.088 R)
• M11: 1,801,906 km (0.109 R)
• M12: 1,962,126 km (0.109 R)
• M13: 2,116,810 km (0.082 R)
• M14: 2,222,276 km (0.074 R)
• M15: 2,383,842 km (0.112 R)
• M16: 2,719,240 km (0.114 R)
• M17: 3,130,186 km (0.109 R)
• M18: 3,300,129 km (0.097 R)
• M19: 3,460,947 km (0.084 R)
• M20: 3,599,026 km (0.085 R)
• M21: 3,713,318 km (0.113 R)
• M22: 3,880,718 km (0.104 R)
• M23: 4,103,619 km (0.105 R)
• M24: 4,317,245 km (0.1 R)
• M25: 4,425,404 km (0.117 R)
• M26: 4,561,987 km (0.082 R)
• M27: 4,700,066 km (0.04 R)
• M28: 4,994,475 km (0.103 R)
• M29: 5,396,594 km (0.05 R)
• M30: 5,498,769 km (0.098 R)
• M31: 5,616,502 km (0.083 R)
• M32: 5,734,834 km (0.09 R)
• M33: 6,110,624 km (0.103 R)
• M34: 6,463,376 km (0.037 R)
• M35: 6,634,516 km (0.043 R)
• M36: 6,791,295 km (0.054 R)
• M37: 6,949,419 km (0.119 R)
• M38: 7,076,877 km (0.088 R)
• M39: 7,301,722 km (0.053 R)
• M40: 7,874,234 km (0.067 R)
• M41: 7,990,471 km (0.045 R)
• M42: 8,090,702 km (0.06 R)
• M43: 8,207,986 km (0.1 R)
• M44: 8,648,851 km (0.072 R)
• M45: 8,872,201 km (0.091 R)
• M46: 9,080,142 km (0.097 R)
• M47: 9,289,579 km (0.071 R)
• M48: 9,713,539 km (0.107 R)
• M49: 9,909,961 km (0.079 R)
• M50: 10,107,730 km (0.031 R)
• M51: 10,562,058 km (0.098 R)
• M52: 10,874,868 km (0.074 R)
• M53: 11,060,369 km (0.072 R)
• M54: 11,547,460 km (0.108 R)
• M55: 11,946,138 km (0.05 R)
• M56: 12,195,069 km (0.1 R)
• M57: 12,310,708 km (0.087 R)
• M58: 12,465,243 km (0.07 R)
• M59: 12,698,466 km (0.11 R)
• M60: 12,815,451 km (0.043 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.7

Radius: 8.2

Gravity: 14.76 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.06 AU - 3.22 AU

Year: 2814 Days

Day: 9.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 16,575,662 km

• M1: 115,490 km (0.113 R)
• M2: 228,586 km (0.08 R)
• M3: 384,915 km (0.048 R)
• M4: 522,246 km (0.098 R)
• M5: 749,186 km (0.111 R)
• M6: 813,513 km (0.06 R)
• M7: 1,226,852 km (0.087 R)
• M8: 1,303,745 km (0.035 R)
• M9: 1,489,845 km (0.105 R)
• M10: 1,642,136 km (0.096 R)
• M11: 1,727,407 km (0.101 R)
• M12: 2,007,454 km (0.051 R)
• M13: 2,238,732 km (0.08 R)
• M14: 2,527,755 km (0.105 R)
• M15: 2,828,597 km (0.105 R)
• M16: 2,948,724 km (0.101 R)
• M17: 3,088,149 km (0.062 R)
• M18: 3,355,480 km (0.054 R)
• M19: 3,611,891 km (0.109 R)
• M20: 4,378,879 km (0.12 R)
• M21: 4,518,304 km (0.06 R)
• M22: 5,173,842 km (0.049 R)
• M23: 5,342,439 km (0.104 R)
• M24: 5,406,168 km (0.072 R)
• M25: 5,534,373 km (0.063 R)
• M26: 5,663,476 km (0.067 R)
• M27: 5,771,935 km (0.082 R)
• M28: 6,123,490 km (0.072 R)
• M29: 6,324,250 km (0.114 R)
• M30: 7,032,596 km (0.034 R)
• M31: 7,196,106 km (0.071 R)
• M32: 7,266,567 km (0.035 R)
• M33: 7,431,723 km (0.075 R)
• M34: 7,502,932 km (0.049 R)
• M35: 7,598,225 km (0.104 R)
• M36: 7,790,010 km (0.108 R)
• M37: 8,056,444 km (0.114 R)
• M38: 8,153,982 km (0.108 R)
• M39: 9,924,772 km (0.071 R)
• M40: 10,160,837 km (0.055 R)
• M41: 10,239,825 km (0.108 R)
• M42: 10,584,947 km (0.091 R)
• M43: 10,718,837 km (0.112 R)
• M44: 10,772,393 km (0.06 R)
• M45: 11,232,257 km (0.08 R)
• M46: 12,593,149 km (0.094 R)
• M47: 12,649,697 km (0.092 R)
• M48: 13,365,074 km (0.062 R)
• M49: 13,596,651 km (0.06 R)
• M50: 13,683,867 km (0.066 R)
• M51: 13,858,896 km (0.068 R)
• M52: 13,917,389 km (0.081 R)
• M53: 14,093,316 km (0.1 R)
• M54: 14,270,141 km (0.106 R)
• M55: 14,329,232 km (0.114 R)
• M56: 15,134,667 km (0.096 R)
• M57: 15,893,577 km (0.095 R)
• M58: 16,200,552 km (0.071 R)
• M59: 16,262,186 km (0.052 R)
• M60: 16,323,970 km (0.112 R)
• M61: 16,416,721 km (0.098 R)
• M62: 16,633,638 km (0.113 R)
• M63: 17,039,347 km (0.074 R)
• M64: 17,860,340 km (0.09 R)
• M65: 18,051,526 km (0.057 R)
• M66: 18,307,787 km (0.069 R)
• M67: 18,404,128 km (0.04 R)
• M68: 18,468,456 km (0.071 R)
• M69: 19,935,562 km (0.114 R)
• M70: 20,632,987 km (0.093 R)
• M71: 20,699,857 km (0.079 R)
• M72: 20,766,728 km (0.08 R)
• M73: 20,934,277 km (0.1 R)
• M74: 21,136,085 km (0.106 R)
• M75: 21,575,304 km (0.067 R)
• M76: 21,813,015 km (0.078 R)
• M77: 22,051,773 km (0.111 R)
• M78: 22,257,022 km (0.037 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.5

Radius: 12.2

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.53 AU - 2.95 AU

Year: 2975 Days

Day: 10.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 16,575,662 km

• M1: 165,605 km (0.072 R)
• M2: 263,143 km (0.092 R)
• M3: 356,492 km (0.064 R)
• M4: 611,406 km (0.099 R)
• M5: 751,729 km (0.088 R)
• M6: 848,370 km (0.11 R)
• M7: 1,140,684 km (0.109 R)
• M8: 1,241,214 km (0.112 R)
• M9: 1,465,461 km (0.084 R)
• M10: 1,674,449 km (0.064 R)
• M11: 1,760,917 km (0.118 R)
• M12: 2,014,335 km (0.088 R)
• M13: 2,200,435 km (0.118 R)
• M14: 2,311,736 km (0.113 R)
• M15: 2,490,505 km (0.047 R)
• M16: 2,590,138 km (0.119 R)
• M17: 2,931,669 km (0.1 R)
• M18: 3,287,712 km (0.035 R)
• M19: 3,471,119 km (0.099 R)
• M20: 3,639,118 km (0.085 R)
• M21: 3,733,664 km (0.038 R)
• M22: 4,338,039 km (0.076 R)
• M23: 4,478,811 km (0.1 R)
• M24: 5,355,155 km (0.089 R)
• M25: 5,506,398 km (0.097 R)
• M26: 5,593,464 km (0.113 R)
• M27: 5,968,656 km (0.107 R)
• M28: 6,058,265 km (0.101 R)
• M29: 6,443,629 km (0.05 R)
• M30: 6,535,482 km (0.12 R)
• M31: 6,767,060 km (0.087 R)
• M32: 7,072,090 km (0.115 R)
• M33: 7,381,757 km (0.057 R)
• M34: 7,647,294 km (0.11 R)
• M35: 8,437,619 km (0.063 R)
• M36: 8,817,149 km (0.113 R)
• M37: 9,073,260 km (0.025 R)
• M38: 9,383,826 km (0.108 R)
• M39: 9,671,652 km (0.072 R)
• M40: 9,750,640 km (0.047 R)
• M41: 10,095,463 km (0.106 R)
• M42: 10,336,614 km (0.117 R)
• M43: 10,552,484 km (0.086 R)
• M44: 10,633,865 km (0.089 R)
• M45: 10,851,830 km (0.089 R)
• M46: 11,043,913 km (0.092 R)
• M47: 11,126,491 km (0.096 R)
• M48: 11,236,894 km (0.119 R)
• M49: 11,823,019 km (0.116 R)
• M50: 12,276,300 km (0.098 R)
• M51: 12,447,740 km (0.103 R)
• M52: 12,591,204 km (0.087 R)
• M53: 12,937,822 km (0.097 R)
• M54: 13,522,451 km (0.053 R)
• M55: 13,669,954 km (0.03 R)
• M56: 13,966,607 km (0.104 R)
• M57: 14,056,066 km (0.096 R)
• M58: 14,355,412 km (0.029 R)
• M59: 15,327,798 km (0.068 R)
• M60: 15,822,069 km (0.086 R)
• M61: 16,478,654 km (0.091 R)
• M62: 16,762,741 km (0.064 R)
• M63: 16,984,893 km (0.084 R)
• M64: 17,496,219 km (0.116 R)
• M65: 17,980,168 km (0.096 R)
• M66: 18,305,394 km (0.061 R)
• M67: 19,126,686 km (0.068 R)
• M68: 19,392,073 km (0.071 R)
• M69: 19,525,215 km (0.109 R)
• M70: 19,692,166 km (0.1 R)
• M71: 20,195,563 km (0.114 R)
• M72: 20,364,309 km (0.114 R)
• M73: 21,558,848 km (0.056 R)
• M74: 23,375,116 km (0.11 R)
• M75: 23,801,320 km (0.062 R)
• M76: 23,908,133 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23

Radius: 3.6

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 5.85 AU - 7.33 AU

Year: 11098 Days

Day: 24.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 16,575,662 km

• M1: 153,039 km (0.108 R)
• M2: 559,646 km (0.073 R)
• M3: 697,874 km (0.057 R)
• M4: 810,671 km (0.11 R)
• M5: 1,213,688 km (0.092 R)
• M6: 1,286,242 km (0.095 R)
• M7: 1,338,901 km (0.082 R)
• M8: 1,424,621 km (0.099 R)
• M9: 1,646,923 km (0.078 R)
• M10: 1,669,811 km (0.062 R)
• M11: 1,880,146 km (0.104 R)
• M12: 2,173,358 km (0.099 R)
• M13: 2,198,490 km (0.104 R)
• M14: 2,480,931 km (0.046 R)
• M15: 2,829,195 km (0.062 R)
• M16: 2,995,249 km (0.075 R)
• M17: 3,394,675 km (0.08 R)
• M18: 3,423,846 km (0.064 R)
• M19: 3,993,814 km (0.099 R)
• M20: 4,289,719 km (0.084 R)
• M21: 4,352,849 km (0.101 R)
• M22: 4,448,293 km (0.042 R)
• M23: 5,405,270 km (0.1 R)
• M24: 5,559,356 km (0.104 R)
• M25: 5,593,764 km (0.093 R)
• M26: 6,622,698 km (0.105 R)
• M27: 6,659,200 km (0.106 R)
• M28: 6,953,758 km (0.097 R)
• M29: 7,252,505 km (0.061 R)
• M30: 7,384,450 km (0.12 R)
• M31: 8,468,885 km (0.111 R)
• M32: 8,687,747 km (0.08 R)
• M33: 8,888,208 km (0.054 R)
• M34: 9,009,382 km (0.079 R)
• M35: 9,726,255 km (0.112 R)
• M36: 10,165,175 km (0.079 R)
• M37: 10,270,642 km (0.088 R)
• M38: 10,461,379 km (0.116 R)
• M39: 10,610,528 km (0.059 R)
• M40: 11,084,005 km (0.076 R)
• M41: 11,257,838 km (0.072 R)
• M42: 11,476,401 km (0.085 R)
• M43: 11,520,233 km (0.113 R)
• M44: 12,432,032 km (0.073 R)
• M45: 12,612,746 km (0.059 R)
• M46: 12,680,664 km (0.06 R)
• M47: 12,725,992 km (0.106 R)
• M48: 12,794,208 km (0.073 R)
• M49: 13,067,972 km (0.075 R)
• M50: 13,737,722 km (0.091 R)
• M51: 13,994,731 km (0.084 R)
• M52: 14,300,509 km (0.06 R)
• M53: 14,584,596 km (0.051 R)
• M54: 14,822,905 km (0.08 R)
• M55: 15,110,432 km (0.108 R)
• M56: 16,303,625 km (0.106 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 15,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit