🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.57 AU - 0.77 AU

Year: 360 Days

Day: 36.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.3

Radius: 10.4

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.72 AU - 0.76 AU

Year: 418 Days

Day: 12.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 55,871,558 km

• M1: 138,677 km (0.119 R)
• M2: 214,972 km (0.111 R)
• M3: 306,376 km (0.116 R)
• M4: 411,245 km (0.066 R)
• M5: 513,719 km (0.111 R)
• M6: 680,072 km (0.12 R)
• M7: 768,484 km (0.086 R)
• M8: 891,454 km (0.097 R)
• M9: 1,049,130 km (0.081 R)
• M10: 1,138,739 km (0.1 R)
• M11: 1,265,897 km (0.12 R)
• M12: 1,331,271 km (0.104 R)
• M13: 1,413,550 km (0.105 R)
• M14: 1,545,496 km (0.087 R)
• M15: 1,615,807 km (0.091 R)
• M16: 1,681,630 km (0.027 R)
• M17: 1,793,529 km (0.07 R)
• M18: 1,942,977 km (0.075 R)
• M19: 2,025,106 km (0.081 R)
• M20: 2,248,007 km (0.066 R)
• M21: 2,415,706 km (0.115 R)
• M22: 2,491,702 km (0.056 R)
• M23: 2,600,609 km (0.103 R)
• M24: 2,665,535 km (0.104 R)
• M25: 2,730,909 km (0.079 R)
• M26: 2,843,407 km (0.114 R)
• M27: 2,998,091 km (0.084 R)
• M28: 3,093,684 km (0.081 R)
• M29: 3,190,175 km (0.092 R)
• M30: 3,344,111 km (0.114 R)
• M31: 3,421,902 km (0.096 R)
• M32: 3,521,983 km (0.034 R)
• M33: 3,630,142 km (0.095 R)
• M34: 3,732,168 km (0.092 R)
• M35: 3,946,691 km (0.039 R)
• M36: 4,028,970 km (0.119 R)
• M37: 4,249,178 km (0.102 R)
• M38: 4,364,518 km (0.117 R)
• M39: 4,740,757 km (0.096 R)
• M40: 4,836,499 km (0.113 R)
• M41: 5,086,926 km (0.114 R)
• M42: 5,184,913 km (0.109 R)
• M43: 5,316,708 km (0.086 R)
• M44: 5,424,568 km (0.064 R)
• M45: 5,508,044 km (0.096 R)
• M46: 5,693,246 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.9

Radius: 12.9

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.32 AU - 2.08 AU

Year: 1454 Days

Day: 9.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 55,871,558 km

• M1: 165,006 km (0.037 R)
• M2: 265,686 km (0.066 R)
• M3: 403,914 km (0.106 R)
• M4: 491,130 km (0.104 R)
• M5: 634,744 km (0.104 R)
• M6: 730,038 km (0.119 R)
• M7: 818,749 km (0.118 R)
• M8: 905,366 km (0.118 R)
• M9: 1,082,191 km (0.097 R)
• M10: 1,192,744 km (0.055 R)
• M11: 1,403,378 km (0.114 R)
• M12: 1,618,799 km (0.117 R)
• M13: 1,779,616 km (0.11 R)
• M14: 1,862,045 km (0.099 R)
• M15: 1,988,305 km (0.093 R)
• M16: 2,161,240 km (0.082 R)
• M17: 2,249,503 km (0.067 R)
• M18: 2,330,136 km (0.092 R)
• M19: 2,475,994 km (0.112 R)
• M20: 2,634,419 km (0.103 R)
• M21: 2,748,262 km (0.1 R)
• M22: 3,000,784 km (0.112 R)
• M23: 3,180,152 km (0.068 R)
• M24: 3,311,947 km (0.094 R)
• M25: 3,404,399 km (0.105 R)
• M26: 3,814,596 km (0.07 R)
• M27: 3,943,998 km (0.077 R)
• M28: 4,296,600 km (0.07 R)
• M29: 4,465,347 km (0.097 R)
• M30: 4,856,246 km (0.037 R)
• M31: 5,210,344 km (0.101 R)
• M32: 5,366,524 km (0.059 R)
• M33: 5,732,740 km (0.082 R)
• M34: 6,056,769 km (0.094 R)
• M35: 6,157,748 km (0.115 R)
• M36: 6,399,797 km (0.118 R)
• M37: 6,489,705 km (0.099 R)
• M38: 6,618,958 km (0.093 R)
• M39: 7,064,909 km (0.082 R)
• M40: 7,157,959 km (0.098 R)
• M41: 7,345,255 km (0.106 R)
• M42: 7,480,043 km (0.116 R)
• M43: 7,752,162 km (0.1 R)
• M44: 7,848,203 km (0.086 R)
• M45: 8,055,247 km (0.083 R)
• M46: 8,138,573 km (0.096 R)
• M47: 8,432,533 km (0.12 R)
• M48: 8,815,803 km (0.112 R)
• M49: 8,973,479 km (0.051 R)
• M50: 9,059,946 km (0.061 R)
• M51: 9,204,607 km (0.045 R)
• M52: 9,291,823 km (0.1 R)
• M53: 9,569,776 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.5

Radius: 12.8

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.73 AU - 1.77 AU

Year: 1519 Days

Day: 7.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 118.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 55,871,558 km

• M1: 414,835 km (0.101 R)
• M2: 601,533 km (0.117 R)
• M3: 721,511 km (0.095 R)
• M4: 819,497 km (0.096 R)
• M5: 906,413 km (0.107 R)
• M6: 988,543 km (0.118 R)
• M7: 1,082,041 km (0.117 R)
• M8: 1,251,087 km (0.102 R)
• M9: 1,343,987 km (0.12 R)
• M10: 1,439,132 km (0.072 R)
• M11: 1,556,715 km (0.09 R)
• M12: 1,822,850 km (0.113 R)
• M13: 1,907,672 km (0.111 R)
• M14: 2,092,874 km (0.113 R)
• M15: 2,193,254 km (0.102 R)
• M16: 2,457,743 km (0.045 R)
• M17: 2,587,894 km (0.09 R)
• M18: 2,917,458 km (0.105 R)
• M19: 3,443,893 km (0.1 R)
• M20: 3,603,663 km (0.078 R)
• M21: 3,698,059 km (0.114 R)
• M22: 3,916,921 km (0.11 R)
• M23: 4,139,971 km (0.113 R)
• M24: 4,296,002 km (0.086 R)
• M25: 4,453,828 km (0.091 R)
• M26: 4,540,744 km (0.08 R)
• M27: 5,029,331 km (0.06 R)
• M28: 5,302,945 km (0.099 R)
• M29: 5,519,114 km (0.119 R)
• M30: 5,769,840 km (0.118 R)
• M31: 5,896,699 km (0.098 R)
• M32: 6,120,797 km (0.117 R)
• M33: 6,201,580 km (0.11 R)
• M34: 6,298,968 km (0.069 R)
• M35: 6,776,784 km (0.026 R)
• M36: 7,113,229 km (0.113 R)
• M37: 7,438,006 km (0.068 R)
• M38: 7,978,354 km (0.094 R)
• M39: 8,226,537 km (0.086 R)
• M40: 8,567,470 km (0.087 R)
• M41: 8,712,580 km (0.107 R)
• M42: 9,041,695 km (0.059 R)
• M43: 9,337,749 km (0.071 R)
• M44: 9,599,396 km (0.058 R)
• M45: 9,731,192 km (0.111 R)
• M46: 10,053,725 km (0.113 R)
• M47: 10,418,445 km (0.104 R)
• M48: 10,885,339 km (0.118 R)
• M49: 11,259,783 km (0.104 R)
• M50: 11,819,429 km (0.04 R)
• M51: 12,204,344 km (0.103 R)
• M52: 12,347,210 km (0.07 R)
• M53: 12,470,179 km (0.106 R)
• M54: 12,614,092 km (0.063 R)
• M55: 13,153,393 km (0.115 R)
• M56: 13,341,886 km (0.109 R)
• M57: 13,447,053 km (0.086 R)
• M58: 13,806,387 km (0.113 R)
• M59: 13,976,630 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.1

Radius: 12.4

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.49 AU - 2.07 AU

Year: 1558 Days

Day: 15 Hours

Environment

Temp: -193 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 55,871,558 km

• M1: 154,684 km (0.089 R)
• M2: 280,496 km (0.107 R)
• M3: 372,947 km (0.105 R)
• M4: 468,840 km (0.073 R)
• M5: 562,638 km (0.101 R)
• M6: 944,711 km (0.088 R)
• M7: 1,254,378 km (0.082 R)
• M8: 1,346,231 km (0.099 R)
• M9: 1,517,820 km (0.103 R)
• M10: 1,676,543 km (0.118 R)
• M11: 1,841,101 km (0.054 R)
• M12: 2,065,348 km (0.107 R)
• M13: 2,231,103 km (0.07 R)
• M14: 2,378,457 km (0.093 R)
• M15: 2,852,532 km (0.051 R)
• M16: 2,950,968 km (0.098 R)
• M17: 3,163,845 km (0.118 R)
• M18: 3,253,155 km (0.103 R)
• M19: 3,447,184 km (0.101 R)
• M20: 3,806,219 km (0.041 R)
• M21: 3,983,492 km (0.079 R)
• M22: 4,149,546 km (0.096 R)
• M23: 4,247,532 km (0.072 R)
• M24: 4,402,965 km (0.104 R)
• M25: 4,676,130 km (0.106 R)
• M26: 4,910,550 km (0.09 R)
• M27: 5,058,951 km (0.101 R)
• M28: 5,148,710 km (0.098 R)
• M29: 5,421,427 km (0.063 R)
• M30: 5,575,064 km (0.109 R)
• M31: 5,792,430 km (0.094 R)
• M32: 6,657,255 km (0.102 R)
• M33: 7,138,511 km (0.078 R)
• M34: 7,239,490 km (0.12 R)
• M35: 7,528,214 km (0.074 R)
• M36: 7,786,120 km (0.082 R)
• M37: 8,012,013 km (0.049 R)
• M38: 8,099,528 km (0.086 R)
• M39: 8,452,579 km (0.116 R)
• M40: 8,792,764 km (0.104 R)
• M41: 8,973,628 km (0.115 R)
• M42: 9,634,851 km (0.11 R)
• M43: 9,727,901 km (0.061 R)
• M44: 9,840,099 km (0.116 R)
• M45: 10,292,932 km (0.111 R)
• M46: 10,579,412 km (0.032 R)
• M47: 10,829,839 km (0.102 R)
• M48: 11,395,468 km (0.112 R)
• M49: 11,731,615 km (0.08 R)
• M50: 11,910,982 km (0.067 R)
• M51: 12,312,653 km (0.101 R)
• M52: 12,657,625 km (0.059 R)
• M53: 13,253,474 km (0.114 R)
• M54: 13,858,448 km (0.09 R)
• M55: 13,984,708 km (0.11 R)
• M56: 14,174,847 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20

Radius: 8.1

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.42 AU - 4.56 AU

Year: 6241 Days

Day: 10.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 55,871,558 km

• M1: 156,180 km (0.118 R)
• M2: 209,587 km (0.093 R)
• M3: 469,289 km (0.101 R)
• M4: 533,616 km (0.064 R)
• M5: 636,389 km (0.106 R)
• M6: 909,405 km (0.108 R)
• M7: 1,225,356 km (0.058 R)
• M8: 1,340,696 km (0.062 R)
• M9: 1,459,626 km (0.045 R)
• M10: 1,674,449 km (0.103 R)
• M11: 1,979,629 km (0.105 R)
• M12: 2,761,876 km (0.113 R)
• M13: 2,812,440 km (0.088 R)
• M14: 2,914,466 km (0.092 R)
• M15: 2,997,044 km (0.108 R)
• M16: 3,292,200 km (0.105 R)
• M17: 3,475,907 km (0.097 R)
• M18: 3,640,913 km (0.103 R)
• M19: 3,718,853 km (0.101 R)
• M20: 4,047,370 km (0.08 R)
• M21: 4,805,532 km (0.053 R)
• M22: 5,039,055 km (0.069 R)
• M23: 5,175,937 km (0.095 R)
• M24: 5,402,578 km (0.097 R)
• M25: 5,466,007 km (0.069 R)
• M26: 5,645,375 km (0.03 R)
• M27: 5,748,597 km (0.062 R)
• M28: 5,944,122 km (0.034 R)
• M29: 6,611,179 km (0.092 R)
• M30: 7,386,544 km (0.094 R)
• M31: 7,457,155 km (0.109 R)
• M32: 7,656,120 km (0.077 R)
• M33: 8,219,505 km (0.076 R)
• M34: 8,976,321 km (0.034 R)
• M35: 9,523,999 km (0.118 R)
• M36: 9,709,051 km (0.109 R)
• M37: 10,066,890 km (0.104 R)
• M38: 10,635,661 km (0.112 R)
• M39: 10,731,553 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.1

Radius: 3.2

Gravity: 12.9 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.98 AU - 6.82 AU

Year: 9401 Days

Day: 21.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 55,871,558 km

• M1: 345,421 km (0.12 R)
• M2: 531,222 km (0.106 R)
• M3: 595,848 km (0.092 R)
• M4: 792,420 km (0.083 R)
• M5: 955,631 km (0.05 R)
• M6: 1,115,402 km (0.066 R)
• M7: 1,142,928 km (0.06 R)
• M8: 1,240,765 km (0.077 R)
• M9: 1,643,482 km (0.115 R)
• M10: 1,674,898 km (0.101 R)
• M11: 1,850,825 km (0.064 R)
• M12: 2,134,313 km (0.108 R)
• M13: 2,289,745 km (0.062 R)
• M14: 2,834,281 km (0.077 R)
• M15: 3,257,793 km (0.098 R)
• M16: 4,378,430 km (0.072 R)
• M17: 4,400,272 km (0.045 R)
• M18: 4,509,628 km (0.042 R)
• M19: 4,531,619 km (0.1 R)
• M20: 5,393,901 km (0.046 R)
• M21: 5,915,549 km (0.07 R)
• M22: 5,939,634 km (0.111 R)
• M23: 6,354,319 km (0.061 R)
• M24: 6,652,617 km (0.08 R)
• M25: 7,159,904 km (0.083 R)
• M26: 7,418,110 km (0.077 R)
• M27: 8,238,056 km (0.062 R)
• M28: 8,699,715 km (0.104 R)
• M29: 8,892,247 km (0.1 R)
• M30: 9,281,501 km (0.091 R)
• M31: 9,619,592 km (0.111 R)
• M32: 9,676,289 km (0.102 R)
• M33: 10,424,129 km (0.085 R)
• M34: 10,628,480 km (0.114 R)
• M35: 10,922,889 km (0.054 R)
• M36: 10,952,509 km (0.069 R)
• M37: 12,342,124 km (0.09 R)
• M38: 12,372,941 km (0.108 R)
• M39: 12,994,669 km (0.03 R)
• M40: 13,120,182 km (0.054 R)
• M41: 13,435,983 km (0.113 R)
• M42: 13,658,435 km (0.06 R)
• M43: 13,914,098 km (0.11 R)
• M44: 13,946,261 km (0.049 R)
• M45: 14,462,823 km (0.04 R)
• M46: 14,919,994 km (0.086 R)
• M47: 15,183,286 km (0.054 R)
• M48: 15,348,742 km (0.112 R)
• M49: 15,481,435 km (0.066 R)
• M50: 18,179,881 km (0.109 R)
• M51: 19,313,384 km (0.113 R)
• M52: 19,420,796 km (0.111 R)
• M53: 19,816,482 km (0.114 R)
• M54: 19,888,738 km (0.056 R)
• M55: 20,323,768 km (0.096 R)
• M56: 21,240,504 km (0.111 R)
• M57: 23,380,202 km (0.117 R)
• M58: 24,340,172 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 476.1

Radius: 3.7

Gravity: 34.78 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.24 AU - 8.94 AU

Year: 15095 Days

Day: 15.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 55,871,558 km

• M1: 746,493 km (0.07 R)
• M2: 785,838 km (0.114 R)
• M3: 907,909 km (0.093 R)
• M4: 971,189 km (0.038 R)
• M5: 1,553,275 km (0.069 R)
• M6: 1,972,598 km (0.075 R)
• M7: 2,572,635 km (0.059 R)
• M8: 2,692,911 km (0.102 R)
• M9: 2,723,280 km (0.049 R)
• M10: 2,845,950 km (0.042 R)
• M11: 3,096,526 km (0.108 R)
• M12: 3,386,896 km (0.049 R)
• M13: 4,309,316 km (0.072 R)
• M14: 4,560,341 km (0.102 R)
• M15: 5,806,641 km (0.053 R)
• M16: 6,774,540 km (0.093 R)
• M17: 6,857,417 km (0.095 R)
• M18: 7,024,218 km (0.083 R)
• M19: 7,361,861 km (0.047 R)
• M20: 8,052,853 km (0.107 R)
• M21: 8,584,524 km (0.1 R)
• M22: 9,681,525 km (0.085 R)
• M23: 9,728,200 km (0.119 R)
• M24: 9,774,874 km (0.08 R)
• M25: 10,151,562 km (0.096 R)
• M26: 10,821,910 km (0.112 R)
• M27: 11,016,088 km (0.066 R)
• M28: 11,211,313 km (0.074 R)
• M29: 11,754,353 km (0.073 R)
• M30: 12,255,357 km (0.083 R)
• M31: 12,305,921 km (0.113 R)
• M32: 12,661,216 km (0.032 R)
• M33: 13,485,949 km (0.041 R)
• M34: 13,799,805 km (0.106 R)
• M35: 14,010,289 km (0.077 R)
• M36: 14,063,097 km (0.1 R)
• M37: 14,541,212 km (0.105 R)
• M38: 15,078,717 km (0.072 R)
• M39: 15,132,872 km (0.03 R)
• M40: 15,458,846 km (0.042 R)
• M41: 15,732,310 km (0.034 R)
• M42: 16,062,473 km (0.073 R)
• M43: 16,897,977 km (0.064 R)
• M44: 17,066,873 km (0.039 R)
• M45: 17,123,271 km (0.085 R)
• M46: 17,861,986 km (0.089 R)
• M47: 18,148,765 km (0.03 R)
• M48: 18,263,955 km (0.058 R)
• M49: 19,311,589 km (0.12 R)
• M50: 21,039,744 km (0.09 R)
• M51: 21,100,181 km (0.074 R)
• M52: 21,708,147 km (0.086 R)
• M53: 21,891,554 km (0.109 R)
• M54: 22,445,216 km (0.085 R)
• M55: 22,568,784 km (0.055 R)
• M56: 23,252,895 km (0.073 R)
• M57: 23,817,627 km (0.105 R)
• M58: 24,259,987 km (0.118 R)
• M59: 24,705,041 km (0.108 R)
• M60: 25,152,788 km (0.097 R)
• M61: 25,797,106 km (0.104 R)
• M62: 25,861,732 km (0.081 R)
• M63: 25,991,433 km (0.083 R)
• M64: 28,695,714 km (0.119 R)
• M65: 30,593,213 km (0.074 R)
• M66: 30,661,729 km (0.108 R)
• M67: 30,730,395 km (0.078 R)
• M68: 30,867,576 km (0.089 R)
• M69: 30,936,391 km (0.096 R)
• M70: 31,557,072 km (0.08 R)
• M71: 32,951,325 km (0.061 R)
• M72: 33,939,119 km (0.086 R)
• M73: 34,865,130 km (0.109 R)
• M74: 36,160,797 km (0.081 R)
• M75: 36,233,203 km (0.088 R)
• M76: 36,523,572 km (0.096 R)
• M77: 36,960,398 km (0.109 R)
• M78: 38,355,099 km (0.065 R)
• M79: 39,393,906 km (0.098 R)
• M80: 39,468,406 km (0.116 R)
• M81: 39,542,906 km (0.063 R)
• M82: 41,195,813 km (0.097 R)
• M83: 41,423,052 km (0.112 R)
• M84: 41,650,590 km (0.056 R)
• M85: 42,488,488 km (0.06 R)
• M86: 44,258,380 km (0.118 R)
• M87: 44,335,872 km (0.104 R)
• M88: 46,209,286 km (0.086 R)
• M89: 47,949,259 km (0.085 R)
• M90: 48,108,431 km (0.066 R)
• M91: 50,113,641 km (0.114 R)
• M92: 51,329,872 km (0.038 R)
• M93: 51,492,784 km (0.119 R)
• M94: 52,227,908 km (0.105 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 11,697 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit