🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.53 AU - 0.53 AU

Year: 245 Days

Day: 25.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,336,985 km

• M1: 25,731 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.47 AU - 0.67 AU

Year: 274 Days

Day: 43.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 157.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.9

Radius: 13.3

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.75 AU - 0.79 AU

Year: 430 Days

Day: 5.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 55,336,985 km

• M1: 172,486 km (0.111 R)
• M2: 281,842 km (0.101 R)
• M3: 377,884 km (0.08 R)
• M4: 467,344 km (0.103 R)
• M5: 570,417 km (0.057 R)
• M6: 691,292 km (0.037 R)
• M7: 774,767 km (0.109 R)
• M8: 871,108 km (0.065 R)
• M9: 1,087,128 km (0.06 R)
• M10: 1,176,737 km (0.106 R)
• M11: 1,284,747 km (0.1 R)
• M12: 1,407,267 km (0.054 R)
• M13: 1,528,292 km (0.113 R)
• M14: 1,652,907 km (0.114 R)
• M15: 1,816,866 km (0.118 R)
• M16: 1,919,041 km (0.098 R)
• M17: 2,104,543 km (0.108 R)
• M18: 2,212,253 km (0.104 R)
• M19: 2,354,521 km (0.083 R)
• M20: 2,453,405 km (0.102 R)
• M21: 2,580,713 km (0.095 R)
• M22: 2,703,383 km (0.109 R)
• M23: 2,793,291 km (0.082 R)
• M24: 2,954,708 km (0.085 R)
• M25: 3,054,639 km (0.109 R)
• M26: 3,279,933 km (0.099 R)
• M27: 3,525,723 km (0.088 R)
• M28: 4,028,072 km (0.082 R)
• M29: 4,131,295 km (0.104 R)
• M30: 4,243,344 km (0.089 R)
• M31: 4,340,283 km (0.079 R)
• M32: 4,462,654 km (0.092 R)
• M33: 4,569,467 km (0.089 R)
• M34: 4,652,344 km (0.093 R)
• M35: 4,811,217 km (0.104 R)
• M36: 4,912,345 km (0.106 R)
• M37: 5,022,898 km (0.117 R)
• M38: 5,263,751 km (0.059 R)
• M39: 5,446,858 km (0.089 R)
• M40: 5,614,408 km (0.112 R)
• M41: 5,721,221 km (0.093 R)
• M42: 5,810,680 km (0.102 R)
• M43: 6,018,173 km (0.072 R)
• M44: 6,145,780 km (0.089 R)
• M45: 6,237,483 km (0.078 R)
• M46: 6,320,360 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.4

Radius: 13.5

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.65 AU - 1.01 AU

Year: 481 Days

Day: 14.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 55,336,985 km

• M1: 169,046 km (0.077 R)
• M2: 270,323 km (0.118 R)
• M3: 357,539 km (0.082 R)
• M4: 443,408 km (0.069 R)
• M5: 547,079 km (0.071 R)
• M6: 644,318 km (0.053 R)
• M7: 789,578 km (0.098 R)
• M8: 912,846 km (0.093 R)
• M9: 1,116,299 km (0.027 R)
• M10: 1,398,441 km (0.073 R)
• M11: 1,551,330 km (0.096 R)
• M12: 1,685,370 km (0.094 R)
• M13: 1,817,165 km (0.102 R)
• M14: 1,919,939 km (0.101 R)
• M15: 2,031,389 km (0.119 R)
• M16: 2,131,620 km (0.091 R)
• M17: 2,233,646 km (0.1 R)
• M18: 2,365,142 km (0.106 R)
• M19: 2,463,877 km (0.107 R)
• M20: 2,592,830 km (0.082 R)
• M21: 2,724,177 km (0.074 R)
• M22: 2,872,878 km (0.043 R)
• M23: 2,978,494 km (0.045 R)
• M24: 3,070,197 km (0.09 R)
• M25: 3,454,364 km (0.11 R)
• M26: 3,542,777 km (0.097 R)
• M27: 3,648,243 km (0.119 R)
• M28: 3,754,907 km (0.099 R)
• M29: 3,954,470 km (0.071 R)
• M30: 4,200,259 km (0.081 R)
• M31: 4,512,620 km (0.041 R)
• M32: 4,653,990 km (0.096 R)
• M33: 4,743,000 km (0.105 R)
• M34: 4,913,841 km (0.086 R)
• M35: 5,132,553 km (0.078 R)
• M36: 5,317,307 km (0.113 R)
• M37: 5,494,879 km (0.097 R)
• M38: 5,589,276 km (0.034 R)
• M39: 5,885,031 km (0.078 R)
• M40: 6,020,267 km (0.117 R)
• M41: 6,482,076 km (0.057 R)
• M42: 6,682,088 km (0.1 R)
• M43: 6,823,308 km (0.103 R)
• M44: 6,965,576 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.9

Radius: 13.4

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.42 AU - 1.7 AU

Year: 1239 Days

Day: 9.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 115.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 55,336,985 km

• M1: 167,550 km (0.112 R)
• M2: 275,410 km (0.045 R)
• M3: 374,443 km (0.11 R)
• M4: 469,438 km (0.116 R)
• M5: 591,211 km (0.082 R)
• M6: 692,339 km (0.105 R)
• M7: 800,498 km (0.032 R)
• M8: 884,423 km (0.114 R)
• M9: 1,062,444 km (0.096 R)
• M10: 1,485,357 km (0.051 R)
• M11: 1,568,683 km (0.119 R)
• M12: 1,677,142 km (0.113 R)
• M13: 1,812,378 km (0.045 R)
• M14: 1,934,749 km (0.051 R)
• M15: 2,102,598 km (0.114 R)
• M16: 2,275,384 km (0.051 R)
• M17: 2,390,275 km (0.084 R)
• M18: 2,607,790 km (0.094 R)
• M19: 2,794,039 km (0.071 R)
• M20: 2,917,607 km (0.111 R)
• M21: 3,289,208 km (0.113 R)
• M22: 3,379,565 km (0.112 R)
• M23: 3,583,318 km (0.079 R)
• M24: 3,864,861 km (0.073 R)
• M25: 3,981,697 km (0.079 R)
• M26: 4,078,188 km (0.119 R)
• M27: 4,306,474 km (0.111 R)
• M28: 4,561,389 km (0.096 R)
• M29: 4,719,065 km (0.108 R)
• M30: 4,844,129 km (0.106 R)
• M31: 4,935,832 km (0.12 R)
• M32: 5,498,470 km (0.105 R)
• M33: 5,594,212 km (0.056 R)
• M34: 5,836,112 km (0.098 R)
• M35: 5,933,949 km (0.11 R)
• M36: 6,032,235 km (0.052 R)
• M37: 6,180,636 km (0.077 R)
• M38: 6,393,215 km (0.056 R)
• M39: 6,620,753 km (0.111 R)
• M40: 6,799,672 km (0.044 R)
• M41: 6,928,476 km (0.089 R)
• M42: 7,032,147 km (0.093 R)
• M43: 7,280,330 km (0.056 R)
• M44: 7,504,876 km (0.067 R)
• M45: 7,678,111 km (0.119 R)
• M46: 7,812,450 km (0.071 R)
• M47: 8,001,691 km (0.034 R)
• M48: 8,745,791 km (0.043 R)
• M49: 8,942,362 km (0.045 R)
• M50: 9,627,521 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.4

Radius: 9.7

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.59 AU - 2.53 AU

Year: 1880 Days

Day: 11.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 55,336,985 km

• M1: 129,552 km (0.096 R)
• M2: 232,625 km (0.103 R)
• M3: 400,773 km (0.07 R)
• M4: 469,289 km (0.094 R)
• M5: 620,532 km (0.099 R)
• M6: 725,849 km (0.081 R)
• M7: 805,136 km (0.034 R)
• M8: 870,809 km (0.048 R)
• M9: 938,427 km (0.056 R)
• M10: 1,025,643 km (0.038 R)
• M11: 1,265,897 km (0.117 R)
• M12: 1,333,815 km (0.093 R)
• M13: 1,412,802 km (0.079 R)
• M14: 1,503,758 km (0.093 R)
• M15: 1,586,336 km (0.09 R)
• M16: 1,649,317 km (0.077 R)
• M17: 1,734,587 km (0.119 R)
• M18: 2,137,155 km (0.069 R)
• M19: 2,218,836 km (0.098 R)
• M20: 2,373,221 km (0.102 R)
• M21: 2,718,193 km (0.092 R)
• M22: 2,806,905 km (0.079 R)
• M23: 2,883,798 km (0.1 R)
• M24: 3,185,088 km (0.12 R)
• M25: 3,441,798 km (0.094 R)
• M26: 3,524,227 km (0.107 R)
• M27: 3,761,489 km (0.03 R)
• M28: 3,860,672 km (0.093 R)
• M29: 4,369,903 km (0.112 R)
• M30: 4,444,403 km (0.119 R)
• M31: 4,564,530 km (0.114 R)
• M32: 4,670,446 km (0.11 R)
• M33: 4,808,076 km (0.034 R)
• M34: 5,024,544 km (0.077 R)
• M35: 5,087,076 km (0.082 R)
• M36: 5,276,018 km (0.033 R)
• M37: 5,906,274 km (0.054 R)
• M38: 5,988,702 km (0.026 R)
• M39: 6,055,123 km (0.086 R)
• M40: 6,322,754 km (0.1 R)
• M41: 6,645,736 km (0.107 R)
• M42: 6,835,127 km (0.109 R)
• M43: 7,219,444 km (0.027 R)
• M44: 7,378,765 km (0.114 R)
• M45: 7,664,797 km (0.043 R)
• M46: 8,118,976 km (0.12 R)
• M47: 8,266,180 km (0.059 R)
• M48: 8,395,732 km (0.106 R)
• M49: 8,675,480 km (0.101 R)
• M50: 9,187,104 km (0.066 R)
• M51: 9,340,442 km (0.109 R)
• M52: 9,436,783 km (0.115 R)
• M53: 9,649,960 km (0.09 R)
• M54: 9,864,633 km (0.049 R)
• M55: 10,002,114 km (0.054 R)
• M56: 10,358,605 km (0.092 R)
• M57: 10,558,468 km (0.085 R)
• M58: 10,719,136 km (0.065 R)
• M59: 11,043,165 km (0.094 R)
• M60: 11,349,841 km (0.118 R)
• M61: 11,432,120 km (0.104 R)
• M62: 11,638,714 km (0.095 R)
• M63: 11,763,180 km (0.094 R)
• M64: 11,929,981 km (0.097 R)
• M65: 12,160,512 km (0.117 R)
• M66: 12,392,538 km (0.075 R)
• M67: 12,839,536 km (0.104 R)
• M68: 12,946,649 km (0.083 R)
• M69: 13,248,537 km (0.096 R)
• M70: 13,683,568 km (0.063 R)
• M71: 13,969,000 km (0.113 R)
• M72: 14,836,967 km (0.111 R)
• M73: 14,949,465 km (0.089 R)
• M74: 15,152,768 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.2

Radius: 5.5

Gravity: 26.72 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.84 AU - 7.94 AU

Year: 12773 Days

Day: 17.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 55,336,985 km

• M1: 156,629 km (0.109 R)
• M2: 262,694 km (0.065 R)
• M3: 303,833 km (0.091 R)
• M4: 734,226 km (0.089 R)
• M5: 965,654 km (0.099 R)
• M6: 1,365,829 km (0.103 R)
• M7: 1,703,321 km (0.11 R)
• M8: 1,839,904 km (0.096 R)
• M9: 2,037,224 km (0.054 R)
• M10: 2,123,841 km (0.093 R)
• M11: 2,892,325 km (0.082 R)
• M12: 3,356,827 km (0.108 R)
• M13: 3,459,451 km (0.096 R)
• M14: 3,915,874 km (0.051 R)
• M15: 4,654,738 km (0.083 R)
• M16: 5,001,057 km (0.089 R)
• M17: 5,315,811 km (0.108 R)
• M18: 6,130,521 km (0.103 R)
• M19: 6,382,593 km (0.093 R)
• M20: 6,424,929 km (0.047 R)
• M21: 7,158,707 km (0.092 R)
• M22: 7,692,622 km (0.068 R)
• M23: 7,964,291 km (0.094 R)
• M24: 8,892,696 km (0.106 R)
• M25: 9,466,104 km (0.083 R)
• M26: 10,698,342 km (0.043 R)
• M27: 11,668,335 km (0.116 R)
• M28: 12,347,958 km (0.118 R)
• M29: 13,148,007 km (0.112 R)
• M30: 13,256,017 km (0.105 R)
• M31: 13,527,238 km (0.047 R)
• M32: 13,745,352 km (0.108 R)
• M33: 14,407,173 km (0.099 R)
• M34: 15,079,166 km (0.06 R)
• M35: 15,192,262 km (0.091 R)
• M36: 15,876,074 km (0.119 R)
• M37: 15,991,115 km (0.118 R)
• M38: 16,395,627 km (0.1 R)
• M39: 17,038,150 km (0.104 R)
• M40: 17,155,884 km (0.088 R)
• M41: 17,867,820 km (0.119 R)
• M42: 18,287,592 km (0.039 R)
• M43: 19,320,415 km (0.026 R)
• M44: 20,810,410 km (0.066 R)
• M45: 21,888,113 km (0.08 R)
• M46: 21,952,141 km (0.074 R)
• M47: 22,208,552 km (0.068 R)
• M48: 22,530,487 km (0.106 R)
• M49: 22,789,141 km (0.109 R)
• M50: 24,229,470 km (0.111 R)
• M51: 24,428,136 km (0.056 R)
• M52: 25,094,295 km (0.084 R)
• M53: 25,698,820 km (0.104 R)
• M54: 26,036,911 km (0.078 R)
• M55: 26,512,483 km (0.093 R)
• M56: 27,265,708 km (0.075 R)
• M57: 27,887,287 km (0.094 R)
• M58: 28,164,941 km (0.075 R)
• M59: 30,848,727 km (0.077 R)
• M60: 32,366,547 km (0.113 R)
• M61: 33,318,139 km (0.062 R)
• M62: 33,834,401 km (0.079 R)
• M63: 36,076,723 km (0.081 R)
• M64: 36,910,881 km (0.108 R)
• M65: 37,368,651 km (0.094 R)
• M66: 37,828,066 km (0.09 R)
• M67: 38,521,003 km (0.075 R)
• M68: 40,467,421 km (0.108 R)
• M69: 41,175,916 km (0.078 R)
• M70: 42,206,496 km (0.09 R)
• M71: 43,165,418 km (0.109 R)
• M72: 45,023,274 km (0.09 R)
• M73: 45,267,418 km (0.074 R)
• M74: 46,907,011 km (0.097 R)
• M75: 47,485,356 km (0.095 R)
• M76: 50,075,194 km (0.073 R)
• M77: 50,666,405 km (0.074 R)
• M78: 51,174,888 km (0.041 R)
• M79: 52,624,791 km (0.117 R)
• M80: 54,694,777 km (0.112 R)
• M81: 55,477,772 km (0.091 R)
• M82: 55,565,137 km (0.056 R)
• M83: 56,176,992 km (0.061 R)
• M84: 56,791,092 km (0.068 R)
• M85: 57,495,847 km (0.084 R)
• M86: 57,937,610 km (0.11 R)
• M87: 58,203,296 km (0.116 R)
• M88: 59,537,709 km (0.12 R)
• M89: 59,627,018 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 605.8

Radius: 5.3

Gravity: 21.57 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.46 AU - 8.64 AU

Year: 13190 Days

Day: 15.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 55,336,985 km

• M1: 91,554 km (0.04 R)
• M2: 311,164 km (0.1 R)
• M3: 397,182 km (0.114 R)
• M4: 593,455 km (0.1 R)
• M5: 939,923 km (0.056 R)
• M6: 981,811 km (0.035 R)
• M7: 1,787,545 km (0.113 R)
• M8: 2,054,876 km (0.109 R)
• M9: 2,306,350 km (0.076 R)
• M10: 2,961,140 km (0.119 R)
• M11: 3,212,913 km (0.055 R)
• M12: 3,570,153 km (0.102 R)
• M13: 3,603,214 km (0.076 R)
• M14: 3,703,146 km (0.064 R)
• M15: 4,008,625 km (0.056 R)
• M16: 4,825,279 km (0.059 R)
• M17: 4,861,931 km (0.056 R)
• M18: 5,309,079 km (0.097 R)
• M19: 6,004,260 km (0.083 R)
• M20: 6,083,248 km (0.082 R)
• M21: 6,483,422 km (0.112 R)
• M22: 6,605,045 km (0.08 R)
• M23: 6,974,851 km (0.079 R)
• M24: 7,057,878 km (0.085 R)
• M25: 7,691,275 km (0.114 R)
• M26: 7,906,547 km (0.112 R)
• M27: 8,254,960 km (0.12 R)
• M28: 8,342,924 km (0.114 R)
• M29: 8,787,080 km (0.113 R)
• M30: 9,375,897 km (0.109 R)
• M31: 9,421,674 km (0.08 R)
• M32: 9,651,905 km (0.05 R)
• M33: 10,118,052 km (0.064 R)
• M34: 10,306,396 km (0.111 R)
• M35: 10,878,757 km (0.086 R)
• M36: 11,412,522 km (0.078 R)
• M37: 12,758,305 km (0.089 R)
• M38: 13,013,070 km (0.111 R)
• M39: 13,218,019 km (0.061 R)
• M40: 13,424,015 km (0.058 R)
• M41: 14,842,353 km (0.091 R)
• M42: 15,977,950 km (0.084 R)
• M43: 16,252,462 km (0.061 R)
• M44: 16,528,620 km (0.091 R)
• M45: 16,861,924 km (0.057 R)
• M46: 17,029,324 km (0.113 R)
• M47: 17,366,069 km (0.056 R)
• M48: 17,591,662 km (0.049 R)
• M49: 19,081,956 km (0.068 R)
• M50: 19,490,059 km (0.083 R)
• M51: 19,607,195 km (0.083 R)
• M52: 19,724,479 km (0.096 R)
• M53: 20,137,220 km (0.054 R)
• M54: 21,876,744 km (0.093 R)
• M55: 22,059,403 km (0.118 R)
• M56: 22,549,037 km (0.068 R)
• M57: 22,672,006 km (0.093 R)
• M58: 23,166,128 km (0.079 R)
• M59: 23,414,460 km (0.06 R)
• M60: 23,663,690 km (0.077 R)
• M61: 24,102,162 km (0.05 R)
• M62: 24,796,296 km (0.106 R)
• M63: 25,114,042 km (0.119 R)
• M64: 25,753,573 km (0.105 R)
• M65: 28,165,988 km (0.088 R)
• M66: 28,431,075 km (0.115 R)
• M67: 28,563,918 km (0.12 R)
• M68: 29,231,274 km (0.065 R)
• M69: 29,432,483 km (0.076 R)
• M70: 29,971,335 km (0.11 R)
• M71: 32,436,110 km (0.044 R)
• M72: 32,574,936 km (0.116 R)
• M73: 32,992,614 km (0.068 R)
• M74: 34,610,066 km (0.08 R)
• M75: 35,036,121 km (0.081 R)
• M76: 35,535,628 km (0.081 R)
• M77: 35,678,643 km (0.1 R)
• M78: 36,758,142 km (0.101 R)
• M79: 37,193,023 km (0.04 R)
• M80: 37,848,411 km (0.061 R)
• M81: 38,949,152 km (0.094 R)
• M82: 41,032,003 km (0.067 R)
• M83: 41,784,480 km (0.109 R)
• M84: 43,456,237 km (0.099 R)
• M85: 43,762,464 km (0.11 R)
• M86: 44,840,017 km (0.05 R)
• M87: 44,917,359 km (0.068 R)
• M88: 45,149,535 km (0.112 R)
• M89: 48,125,037 km (0.118 R)
• M90: 49,796,344 km (0.11 R)
• M91: 52,216,688 km (0.043 R)
• M92: 52,705,275 km (0.104 R)
• M93: 52,786,955 km (0.118 R)
• M94: 53,523,126 km (0.066 R)
• M95: 54,262,738 km (0.082 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 18,544 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit