🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.47 AU - 0.71 AU

Year: 297 Days

Day: 36.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,713,882 km

• M1: 620,981 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.4

Radius: 10.6

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.62 AU - 1 AU

Year: 478 Days

Day: 6.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,713,882 km

• M1: 146,157 km (0.096 R)
• M2: 252,671 km (0.082 R)
• M3: 333,603 km (0.03 R)
• M4: 436,377 km (0.081 R)
• M5: 522,246 km (0.115 R)
• M6: 699,819 km (0.106 R)
• M7: 768,634 km (0.105 R)
• M8: 843,134 km (0.069 R)
• M9: 983,756 km (0.116 R)
• M10: 1,062,145 km (0.104 R)
• M11: 1,260,811 km (0.117 R)
• M12: 1,375,852 km (0.074 R)
• M13: 1,494,483 km (0.108 R)
• M14: 1,585,887 km (0.101 R)
• M15: 1,742,516 km (0.05 R)
• M16: 1,838,857 km (0.119 R)
• M17: 1,987,109 km (0.072 R)
• M18: 2,173,657 km (0.082 R)
• M19: 2,455,499 km (0.062 R)
• M20: 2,527,755 km (0.119 R)
• M21: 2,763,222 km (0.108 R)
• M22: 2,991,359 km (0.107 R)
• M23: 3,078,575 km (0.099 R)
• M24: 3,166,538 km (0.118 R)
• M25: 3,260,486 km (0.047 R)
• M26: 3,420,705 km (0.093 R)
• M27: 3,527,368 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954

Radius: 12.4

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.74 AU - 1.12 AU

Year: 588 Days

Day: 10.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 41,713,882 km

• M1: 162,164 km (0.082 R)
• M2: 268,079 km (0.115 R)
• M3: 351,106 km (0.104 R)
• M4: 484,398 km (0.077 R)
• M5: 570,267 km (0.091 R)
• M6: 662,569 km (0.112 R)
• M7: 775,964 km (0.084 R)
• M8: 1,018,911 km (0.067 R)
• M9: 1,305,989 km (0.058 R)
• M10: 1,558,511 km (0.075 R)
• M11: 1,659,938 km (0.066 R)
• M12: 1,770,790 km (0.114 R)
• M13: 1,891,366 km (0.113 R)
• M14: 1,978,282 km (0.065 R)
• M15: 2,059,065 km (0.106 R)
• M16: 2,148,674 km (0.057 R)
• M17: 2,247,110 km (0.119 R)
• M18: 2,386,086 km (0.101 R)
• M19: 2,567,997 km (0.089 R)
• M20: 2,689,171 km (0.064 R)
• M21: 3,047,159 km (0.04 R)
• M22: 3,332,442 km (0.042 R)
• M23: 3,438,357 km (0.116 R)
• M24: 3,699,107 km (0.092 R)
• M25: 3,781,385 km (0.111 R)
• M26: 3,957,163 km (0.106 R)
• M27: 4,452,033 km (0.075 R)
• M28: 4,529,824 km (0.118 R)
• M29: 4,618,086 km (0.074 R)
• M30: 4,786,234 km (0.113 R)
• M31: 5,027,236 km (0.062 R)
• M32: 5,128,813 km (0.106 R)
• M33: 5,272,128 km (0.07 R)
• M34: 5,375,500 km (0.096 R)
• M35: 5,604,983 km (0.08 R)
• M36: 5,699,828 km (0.115 R)
• M37: 5,880,543 km (0.108 R)
• M38: 6,193,053 km (0.118 R)
• M39: 6,500,177 km (0.104 R)
• M40: 6,599,959 km (0.114 R)
• M41: 7,106,348 km (0.093 R)
• M42: 7,255,048 km (0.086 R)
• M43: 7,335,532 km (0.104 R)
• M44: 7,578,927 km (0.102 R)
• M45: 7,801,379 km (0.108 R)
• M46: 8,002,140 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.1

Radius: 10

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.69 AU - 1.83 AU

Year: 1532 Days

Day: 12 Hours

Environment

Temp: -180 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 41,713,882 km

• M1: 125,363 km (0.074 R)
• M2: 190,737 km (0.082 R)
• M3: 276,756 km (0.094 R)
• M4: 380,577 km (0.103 R)
• M5: 452,234 km (0.082 R)
• M6: 540,647 km (0.05 R)
• M7: 612,304 km (0.067 R)
• M8: 741,407 km (0.036 R)
• M9: 835,803 km (0.026 R)
• M10: 907,161 km (0.098 R)
• M11: 1,018,462 km (0.091 R)
• M12: 1,119,890 km (0.055 R)
• M13: 1,204,562 km (0.077 R)
• M14: 1,375,253 km (0.057 R)
• M15: 1,466,508 km (0.104 R)
• M16: 1,672,205 km (0.119 R)
• M17: 1,857,706 km (0.107 R)
• M18: 1,929,214 km (0.08 R)
• M19: 2,186,522 km (0.113 R)
• M20: 2,306,500 km (0.053 R)
• M21: 2,613,176 km (0.117 R)
• M22: 2,768,159 km (0.063 R)
• M23: 2,884,546 km (0.063 R)
• M24: 3,009,760 km (0.04 R)
• M25: 3,101,313 km (0.085 R)
• M26: 3,359,669 km (0.115 R)
• M27: 3,700,004 km (0.071 R)
• M28: 3,798,290 km (0.119 R)
• M29: 4,005,034 km (0.086 R)
• M30: 4,184,252 km (0.025 R)
• M31: 4,286,727 km (0.061 R)
• M32: 4,542,390 km (0.103 R)
• M33: 4,688,547 km (0.064 R)
• M34: 4,778,605 km (0.111 R)
• M35: 5,085,729 km (0.109 R)
• M36: 5,161,426 km (0.083 R)
• M37: 5,314,016 km (0.103 R)
• M38: 5,502,509 km (0.086 R)
• M39: 5,728,102 km (0.08 R)
• M40: 5,992,292 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.7

Radius: 12.7

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.41 AU - 3.43 AU

Year: 4149 Days

Day: 11.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 41,713,882 km

• M1: 166,054 km (0.076 R)
• M2: 347,366 km (0.105 R)
• M3: 535,860 km (0.074 R)
• M4: 794,365 km (0.064 R)
• M5: 978,669 km (0.117 R)
• M6: 1,094,308 km (0.069 R)
• M7: 1,352,664 km (0.097 R)
• M8: 1,799,214 km (0.065 R)
• M9: 1,958,087 km (0.105 R)
• M10: 2,076,867 km (0.114 R)
• M11: 2,495,442 km (0.098 R)
• M12: 2,991,957 km (0.086 R)
• M13: 3,501,189 km (0.089 R)
• M14: 3,719,901 km (0.098 R)
• M15: 4,190,386 km (0.034 R)
• M16: 4,423,011 km (0.041 R)
• M17: 4,580,388 km (0.096 R)
• M18: 4,699,767 km (0.083 R)
• M19: 4,779,951 km (0.055 R)
• M20: 5,291,277 km (0.063 R)
• M21: 6,814,931 km (0.107 R)
• M22: 7,043,068 km (0.108 R)
• M23: 7,158,258 km (0.1 R)
• M24: 7,507,270 km (0.077 R)
• M25: 8,465,145 km (0.073 R)
• M26: 8,735,319 km (0.059 R)
• M27: 8,834,353 km (0.093 R)
• M28: 8,983,502 km (0.108 R)
• M29: 9,083,284 km (0.115 R)
• M30: 9,385,322 km (0.12 R)
• M31: 9,537,612 km (0.055 R)
• M32: 9,921,780 km (0.069 R)
• M33: 10,180,733 km (0.103 R)
• M34: 10,679,044 km (0.118 R)
• M35: 10,811,438 km (0.112 R)
• M36: 10,917,802 km (0.112 R)
• M37: 11,212,061 km (0.1 R)
• M38: 11,536,090 km (0.068 R)
• M39: 11,945,540 km (0.114 R)
• M40: 12,110,696 km (0.102 R)
• M41: 12,304,275 km (0.066 R)
• M42: 12,947,696 km (0.111 R)
• M43: 13,145,614 km (0.119 R)
• M44: 13,745,651 km (0.078 R)
• M45: 14,267,149 km (0.094 R)
• M46: 15,091,134 km (0.086 R)
• M47: 15,689,226 km (0.098 R)
• M48: 15,930,677 km (0.119 R)
• M49: 16,447,837 km (0.117 R)
• M50: 16,570,358 km (0.114 R)
• M51: 16,785,330 km (0.098 R)
• M52: 16,970,532 km (0.085 R)
• M53: 17,125,216 km (0.094 R)
• M54: 17,404,964 km (0.116 R)
• M55: 17,969,098 km (0.045 R)
• M56: 18,095,209 km (0.066 R)
• M57: 18,348,478 km (0.073 R)
• M58: 18,666,673 km (0.099 R)
• M59: 19,179,644 km (0.104 R)
• M60: 19,567,401 km (0.098 R)
• M61: 19,957,702 km (0.119 R)
• M62: 20,088,451 km (0.1 R)
• M63: 20,350,546 km (0.096 R)
• M64: 21,044,381 km (0.105 R)
• M65: 21,344,175 km (0.056 R)
• M66: 21,444,406 km (0.094 R)
• M67: 22,082,740 km (0.078 R)
• M68: 22,898,048 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.1

Radius: 13.3

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.9 AU - 4.92 AU

Year: 7137 Days

Day: 5.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 41,713,882 km

• M1: 166,054 km (0.073 R)
• M2: 268,977 km (0.103 R)
• M3: 412,741 km (0.037 R)
• M4: 601,683 km (0.098 R)
• M5: 713,582 km (0.116 R)
• M6: 843,882 km (0.108 R)
• M7: 1,016,667 km (0.077 R)
• M8: 1,238,222 km (0.112 R)
• M9: 1,489,097 km (0.105 R)
• M10: 1,982,770 km (0.066 R)
• M11: 2,463,279 km (0.094 R)
• M12: 2,605,097 km (0.076 R)
• M13: 2,880,507 km (0.048 R)
• M14: 3,268,414 km (0.116 R)
• M15: 3,424,894 km (0.084 R)
• M16: 3,890,891 km (0.1 R)
• M17: 4,131,594 km (0.028 R)
• M18: 4,225,541 km (0.099 R)
• M19: 4,396,382 km (0.089 R)
• M20: 4,569,617 km (0.03 R)
• M21: 4,705,900 km (0.084 R)
• M22: 4,843,680 km (0.066 R)
• M23: 5,325,983 km (0.052 R)
• M24: 5,635,352 km (0.092 R)
• M25: 5,866,032 km (0.099 R)
• M26: 5,950,704 km (0.085 R)
• M27: 6,078,461 km (0.111 R)
• M28: 6,293,433 km (0.085 R)
• M29: 7,705,338 km (0.068 R)
• M30: 7,798,238 km (0.083 R)
• M31: 7,961,748 km (0.11 R)
• M32: 8,102,819 km (0.114 R)
• M33: 8,363,568 km (0.039 R)
• M34: 8,675,330 km (0.118 R)
• M35: 8,771,970 km (0.114 R)
• M36: 9,015,366 km (0.117 R)
• M37: 9,310,373 km (0.086 R)
• M38: 9,985,658 km (0.034 R)
• M39: 11,041,520 km (0.106 R)
• M40: 11,278,034 km (0.106 R)
• M41: 11,463,086 km (0.07 R)
• M42: 11,569,451 km (0.05 R)
• M43: 11,675,964 km (0.09 R)
• M44: 12,268,073 km (0.089 R)
• M45: 12,513,114 km (0.113 R)
• M46: 12,897,431 km (0.059 R)
• M47: 13,425,511 km (0.041 R)
• M48: 13,593,659 km (0.118 R)
• M49: 14,159,438 km (0.051 R)
• M50: 14,359,301 km (0.068 R)
• M51: 14,473,893 km (0.096 R)
• M52: 14,732,847 km (0.073 R)
• M53: 14,935,403 km (0.062 R)
• M54: 15,577,925 km (0.092 R)
• M55: 16,050,954 km (0.064 R)
• M56: 16,408,792 km (0.093 R)
• M57: 17,254,020 km (0.113 R)
• M58: 17,467,646 km (0.08 R)
• M59: 17,651,352 km (0.108 R)
• M60: 18,579,756 km (0.084 R)
• M61: 18,767,352 km (0.091 R)
• M62: 18,955,546 km (0.088 R)
• M63: 20,194,217 km (0.085 R)
• M64: 20,969,433 km (0.118 R)
• M65: 21,491,679 km (0.112 R)
• M66: 21,886,168 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.1

Radius: 7.7

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.37 AU - 10.01 AU

Year: 15376 Days

Day: 20.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 175.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 41,713,882 km

• M1: 148,850 km (0.072 R)
• M2: 327,320 km (0.05 R)
• M3: 650,900 km (0.033 R)
• M4: 750,533 km (0.08 R)
• M5: 834,158 km (0.056 R)
• M6: 988,094 km (0.119 R)
• M7: 1,248,993 km (0.102 R)
• M8: 1,426,117 km (0.094 R)
• M9: 1,557,912 km (0.116 R)
• M10: 1,833,322 km (0.08 R)
• M11: 2,124,140 km (0.049 R)
• M12: 2,947,228 km (0.068 R)
• M13: 3,115,974 km (0.069 R)
• M14: 3,676,966 km (0.05 R)
• M15: 3,822,226 km (0.109 R)
• M16: 4,421,814 km (0.116 R)
• M17: 5,090,666 km (0.108 R)
• M18: 5,706,860 km (0.095 R)
• M19: 5,959,979 km (0.091 R)
• M20: 6,087,885 km (0.107 R)
• M21: 6,919,350 km (0.074 R)
• M22: 7,325,509 km (0.102 R)
• M23: 7,508,467 km (0.119 R)
• M24: 7,693,071 km (0.097 R)
• M25: 8,494,018 km (0.074 R)
• M26: 9,321,294 km (0.103 R)
• M27: 11,685,688 km (0.067 R)
• M28: 11,899,613 km (0.075 R)
• M29: 12,440,260 km (0.073 R)
• M30: 12,604,069 km (0.085 R)
• M31: 13,657,538 km (0.116 R)
• M32: 13,826,583 km (0.107 R)
• M33: 14,854,620 km (0.064 R)
• M34: 14,912,514 km (0.087 R)
• M35: 14,970,409 km (0.119 R)
• M36: 16,802,683 km (0.041 R)
• M37: 17,591,812 km (0.094 R)
• M38: 18,207,108 km (0.085 R)
• M39: 18,517,524 km (0.043 R)
• M40: 22,044,293 km (0.076 R)
• M41: 22,176,388 km (0.114 R)
• M42: 22,907,623 km (0.116 R)
• M43: 23,917,408 km (0.038 R)
• M44: 25,286,229 km (0.074 R)
• M45: 25,632,398 km (0.107 R)
• M46: 25,980,213 km (0.082 R)
• M47: 26,962,174 km (0.117 R)
• M48: 27,599,910 km (0.11 R)
• M49: 29,107,108 km (0.047 R)
• M50: 31,306,197 km (0.109 R)
• M51: 32,952,521 km (0.036 R)
• M52: 33,179,312 km (0.076 R)
• M53: 33,406,401 km (0.025 R)
• M54: 35,706,768 km (0.117 R)
• M55: 35,939,692 km (0.109 R)
• M56: 36,017,333 km (0.112 R)
• M57: 36,484,826 km (0.096 R)
• M58: 36,719,396 km (0.057 R)
• M59: 37,347,258 km (0.115 R)
• M60: 37,662,461 km (0.088 R)
• M61: 39,893,713 km (0.082 R)
• M62: 40,054,830 km (0.039 R)
• M63: 40,863,107 km (0.029 R)
• M64: 41,513,708 km (0.052 R)
• M65: 41,840,280 km (0.045 R)
• M66: 42,085,621 km (0.074 R)
• M67: 43,485,707 km (0.107 R)
• M68: 44,233,098 km (0.087 R)
• M69: 44,316,424 km (0.065 R)
• M70: 44,901,053 km (0.11 R)
• M71: 45,404,151 km (0.117 R)
• M72: 45,572,299 km (0.056 R)
• M73: 47,009,635 km (0.108 R)
• M74: 48,805,707 km (0.034 R)
• M75: 48,977,894 km (0.055 R)
• M76: 49,755,354 km (0.086 R)
• M77: 50,798,351 km (0.089 R)
• M78: 51,760,863 km (0.102 R)
• M79: 51,936,491 km (0.099 R)
• M80: 52,200,232 km (0.097 R)
• M81: 52,640,948 km (0.094 R)
• M82: 52,905,885 km (0.104 R)
• M83: 53,082,860 km (0.053 R)
• M84: 53,525,969 km (0.111 R)
• M85: 53,881,413 km (0.039 R)
• M86: 54,059,435 km (0.091 R)
• M87: 54,148,445 km (0.085 R)
• M88: 57,387,538 km (0.09 R)
• M89: 57,569,300 km (0.12 R)
• M90: 59,030,422 km (0.097 R)
• M91: 60,781,465 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 152.9

Radius: 4.8

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 8.35 AU - 9.29 AU

Year: 17184 Days

Day: 24.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 41,713,882 km

• M1: 814,710 km (0.061 R)
• M2: 1,769,593 km (0.061 R)
• M3: 2,383,393 km (0.081 R)
• M4: 3,161,601 km (0.104 R)
• M5: 3,482,190 km (0.104 R)
• M6: 3,869,499 km (0.064 R)
• M7: 4,212,227 km (0.065 R)
• M8: 4,446,198 km (0.051 R)
• M9: 4,896,189 km (0.094 R)
• M10: 4,957,225 km (0.113 R)
• M11: 7,388,788 km (0.12 R)
• M12: 7,812,898 km (0.101 R)
• M13: 8,317,791 km (0.086 R)
• M14: 9,971,596 km (0.102 R)
• M15: 10,400,493 km (0.03 R)
• M16: 10,676,650 km (0.083 R)
• M17: 10,995,144 km (0.05 R)
• M18: 11,600,716 km (0.119 R)
• M19: 13,868,620 km (0.073 R)
• M20: 13,912,004 km (0.088 R)
• M21: 14,698,440 km (0.097 R)
• M22: 14,919,396 km (0.098 R)
• M23: 15,052,538 km (0.086 R)
• M24: 15,634,025 km (0.11 R)
• M25: 19,129,080 km (0.112 R)
• M26: 20,002,432 km (0.025 R)
• M27: 21,637,088 km (0.065 R)
• M28: 22,343,340 km (0.095 R)
• M29: 22,394,053 km (0.098 R)
• M30: 22,597,506 km (0.052 R)
• M31: 23,726,821 km (0.078 R)
• M32: 23,830,342 km (0.099 R)
• M33: 23,934,014 km (0.063 R)
• M34: 26,521,907 km (0.102 R)
• M35: 27,548,897 km (0.117 R)
• M36: 28,149,532 km (0.064 R)
• M37: 28,699,155 km (0.062 R)
• M38: 29,086,015 km (0.091 R)
• M39: 29,474,670 km (0.11 R)
• M40: 30,763,605 km (0.062 R)
• M41: 31,046,196 km (0.103 R)
• M42: 31,842,206 km (0.04 R)
• M43: 31,956,499 km (0.104 R)
• M44: 35,210,552 km (0.101 R)
• M45: 35,624,639 km (0.111 R)
• M46: 36,278,680 km (0.052 R)
• M47: 36,637,117 km (0.045 R)
• M48: 36,876,623 km (0.076 R)
• M49: 37,357,431 km (0.11 R)
• M50: 38,082,382 km (0.106 R)
• M51: 39,056,264 km (0.09 R)
• M52: 39,117,450 km (0.074 R)
• M53: 39,301,006 km (0.094 R)
• M54: 40,346,845 km (0.07 R)
• M55: 40,594,280 km (0.058 R)
• M56: 40,904,247 km (0.085 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 19,129 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit