🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.48 AU - 0.54 AU

Year: 239 Days

Day: 17.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.54 AU - 0.64 AU

Year: 297 Days

Day: 30 Hours

Environment

Temp: -136 °C

Axial Tilt: 117.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,862,113 km

• M1: 118,781 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972

Radius: 13.3

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.6 AU - 0.96 AU

Year: 452 Days

Day: 5.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 51,862,113 km

• M1: 171,140 km (0.118 R)
• M2: 281,094 km (0.034 R)
• M3: 405,410 km (0.069 R)
• M4: 511,026 km (0.104 R)
• M5: 649,404 km (0.091 R)
• M6: 735,274 km (0.044 R)
• M7: 825,481 km (0.12 R)
• M8: 1,003,951 km (0.05 R)
• M9: 1,111,363 km (0.065 R)
• M10: 1,266,645 km (0.045 R)
• M11: 1,389,465 km (0.079 R)
• M12: 1,660,088 km (0.058 R)
• M13: 1,777,073 km (0.096 R)
• M14: 1,967,511 km (0.107 R)
• M15: 2,091,827 km (0.088 R)
• M16: 2,232,299 km (0.096 R)
• M17: 2,355,269 km (0.108 R)
• M18: 2,480,781 km (0.061 R)
• M19: 2,586,996 km (0.058 R)
• M20: 2,818,873 km (0.09 R)
• M21: 3,088,149 km (0.101 R)
• M22: 3,172,073 km (0.073 R)
• M23: 3,295,641 km (0.073 R)
• M24: 3,491,913 km (0.05 R)
• M25: 3,757,151 km (0.078 R)
• M26: 3,855,287 km (0.117 R)
• M27: 4,070,857 km (0.109 R)
• M28: 4,205,495 km (0.096 R)
• M29: 4,375,887 km (0.093 R)
• M30: 4,662,218 km (0.103 R)
• M31: 5,062,691 km (0.098 R)
• M32: 5,226,052 km (0.113 R)
• M33: 5,345,132 km (0.083 R)
• M34: 5,530,035 km (0.049 R)
• M35: 5,660,783 km (0.07 R)
• M36: 5,868,425 km (0.101 R)
• M37: 6,145,929 km (0.068 R)
• M38: 6,242,719 km (0.102 R)
• M39: 6,379,003 km (0.059 R)
• M40: 6,674,309 km (0.04 R)
• M41: 6,803,711 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.6

Radius: 12.2

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.82 AU - 0.9 AU

Year: 523 Days

Day: 10.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 51,862,113 km

• M1: 152,590 km (0.097 R)
• M2: 273,166 km (0.119 R)
• M3: 400,623 km (0.106 R)
• M4: 498,161 km (0.06 R)
• M5: 598,990 km (0.117 R)
• M6: 707,897 km (0.066 R)
• M7: 805,285 km (0.037 R)
• M8: 903,721 km (0.109 R)
• M9: 994,078 km (0.099 R)
• M10: 1,140,235 km (0.066 R)
• M11: 1,248,095 km (0.105 R)
• M12: 1,336,059 km (0.113 R)
• M13: 1,431,053 km (0.118 R)
• M14: 1,558,062 km (0.114 R)
• M15: 1,709,604 km (0.067 R)
• M16: 1,802,954 km (0.103 R)
• M17: 1,903,334 km (0.088 R)
• M18: 1,984,117 km (0.111 R)
• M19: 2,060,561 km (0.089 R)
• M20: 2,154,658 km (0.114 R)
• M21: 2,295,879 km (0.119 R)
• M22: 2,393,716 km (0.111 R)
• M23: 2,569,942 km (0.083 R)
• M24: 2,677,802 km (0.115 R)
• M25: 2,774,891 km (0.081 R)
• M26: 2,954,109 km (0.047 R)
• M27: 3,067,205 km (0.092 R)
• M28: 3,220,393 km (0.074 R)
• M29: 3,441,948 km (0.056 R)
• M30: 3,668,439 km (0.088 R)
• M31: 3,872,490 km (0.084 R)
• M32: 3,982,894 km (0.09 R)
• M33: 4,066,369 km (0.077 R)
• M34: 4,171,537 km (0.033 R)
• M35: 4,377,533 km (0.117 R)
• M36: 4,492,723 km (0.117 R)
• M37: 4,659,974 km (0.093 R)
• M38: 4,814,508 km (0.101 R)
• M39: 4,955,878 km (0.096 R)
• M40: 5,038,307 km (0.062 R)
• M41: 5,151,552 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.1

Radius: 14.3

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.91 AU - 1.49 AU

Year: 862 Days

Day: 14.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 51,862,113 km

• M1: 185,053 km (0.119 R)
• M2: 277,055 km (0.088 R)
• M3: 436,078 km (0.061 R)
• M4: 530,025 km (0.04 R)
• M5: 676,930 km (0.047 R)
• M6: 809,773 km (0.031 R)
• M7: 908,209 km (0.103 R)
• M8: 1,071,121 km (0.101 R)
• M9: 1,273,227 km (0.101 R)
• M10: 1,435,541 km (0.043 R)
• M11: 1,565,991 km (0.116 R)
• M12: 1,839,455 km (0.115 R)
• M13: 1,999,226 km (0.073 R)
• M14: 2,094,071 km (0.077 R)
• M15: 2,396,707 km (0.076 R)
• M16: 2,581,610 km (0.081 R)
• M17: 2,887,389 km (0.091 R)
• M18: 2,985,375 km (0.098 R)
• M19: 3,235,503 km (0.034 R)
• M20: 3,378,668 km (0.056 R)
• M21: 3,545,021 km (0.11 R)
• M22: 3,939,959 km (0.119 R)
• M23: 4,293,309 km (0.05 R)
• M24: 4,383,218 km (0.056 R)
• M25: 4,599,536 km (0.098 R)
• M26: 4,703,207 km (0.033 R)
• M27: 4,971,736 km (0.094 R)
• M28: 5,149,608 km (0.115 R)
• M29: 5,341,691 km (0.093 R)
• M30: 5,475,282 km (0.092 R)
• M31: 5,745,605 km (0.119 R)
• M32: 5,945,019 km (0.106 R)
• M33: 6,159,393 km (0.099 R)
• M34: 6,376,460 km (0.052 R)
• M35: 6,609,084 km (0.076 R)
• M36: 6,897,210 km (0.095 R)
• M37: 7,029,604 km (0.08 R)
• M38: 7,216,302 km (0.12 R)
• M39: 7,896,823 km (0.093 R)
• M40: 8,049,263 km (0.101 R)
• M41: 8,512,568 km (0.093 R)
• M42: 8,797,701 km (0.099 R)
• M43: 8,912,592 km (0.096 R)
• M44: 9,158,531 km (0.106 R)
• M45: 9,362,732 km (0.06 R)
• M46: 9,568,429 km (0.064 R)
• M47: 9,701,572 km (0.106 R)
• M48: 9,790,582 km (0.102 R)
• M49: 10,209,755 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.2

Radius: 13.3

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.59 AU - 1.71 AU

Year: 1390 Days

Day: 9.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 51,862,113 km

• M1: 180,714 km (0.079 R)
• M2: 335,847 km (0.055 R)
• M3: 420,669 km (0.081 R)
• M4: 510,278 km (0.118 R)
• M5: 614,847 km (0.098 R)
• M6: 820,694 km (0.057 R)
• M7: 925,263 km (0.097 R)
• M8: 1,174,343 km (0.095 R)
• M9: 1,391,709 km (0.062 R)
• M10: 1,622,688 km (0.115 R)
• M11: 1,816,866 km (0.069 R)
• M12: 2,018,973 km (0.075 R)
• M13: 2,239,331 km (0.071 R)
• M14: 2,347,191 km (0.092 R)
• M15: 2,579,366 km (0.095 R)
• M16: 2,669,873 km (0.091 R)
• M17: 2,877,665 km (0.117 R)
• M18: 3,595,884 km (0.051 R)
• M19: 3,890,741 km (0.099 R)
• M20: 4,087,313 km (0.045 R)
• M21: 4,180,213 km (0.096 R)
• M22: 4,300,789 km (0.086 R)
• M23: 4,449,639 km (0.115 R)
• M24: 4,614,047 km (0.101 R)
• M25: 4,864,474 km (0.091 R)
• M26: 5,005,545 km (0.067 R)
• M27: 5,364,430 km (0.065 R)
• M28: 5,480,967 km (0.102 R)
• M29: 5,687,113 km (0.117 R)
• M30: 5,986,159 km (0.098 R)
• M31: 6,076,815 km (0.095 R)
• M32: 6,305,700 km (0.059 R)
• M33: 6,428,819 km (0.064 R)
• M34: 6,882,250 km (0.119 R)
• M35: 7,169,029 km (0.096 R)
• M36: 7,655,671 km (0.103 R)
• M37: 7,770,712 km (0.083 R)
• M38: 8,153,084 km (0.11 R)
• M39: 8,237,008 km (0.09 R)
• M40: 8,695,227 km (0.057 R)
• M41: 8,849,761 km (0.116 R)
• M42: 9,249,188 km (0.114 R)
• M43: 9,601,191 km (0.116 R)
• M44: 9,814,518 km (0.036 R)
• M45: 9,939,731 km (0.057 R)
• M46: 10,209,905 km (0.111 R)
• M47: 10,445,821 km (0.066 R)
• M48: 10,610,379 km (0.032 R)
• M49: 10,738,883 km (0.087 R)
• M50: 10,941,887 km (0.098 R)
• M51: 11,146,238 km (0.1 R)
• M52: 11,314,386 km (0.114 R)
• M53: 12,340,777 km (0.08 R)
• M54: 12,514,759 km (0.084 R)
• M55: 12,747,983 km (0.103 R)
• M56: 12,943,507 km (0.101 R)
• M57: 13,159,676 km (0.073 R)
• M58: 13,297,904 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 598.7

Radius: 7.3

Gravity: 11.23 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 6.32 AU - 6.54 AU

Year: 10696 Days

Day: 20.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 51,862,113 km

• M1: 112,946 km (0.032 R)
• M2: 303,085 km (0.063 R)
• M3: 532,269 km (0.108 R)
• M4: 658,081 km (0.059 R)
• M5: 847,322 km (0.102 R)
• M6: 1,649,317 km (0.06 R)
• M7: 2,179,791 km (0.119 R)
• M8: 2,650,725 km (0.094 R)
• M9: 2,953,960 km (0.061 R)
• M10: 3,268,115 km (0.106 R)
• M11: 3,473,663 km (0.102 R)
• M12: 3,683,548 km (0.092 R)
• M13: 4,115,587 km (0.095 R)
• M14: 4,369,754 km (0.118 R)
• M15: 4,926,856 km (0.059 R)
• M16: 5,094,855 km (0.044 R)
• M17: 5,402,278 km (0.094 R)
• M18: 5,750,841 km (0.097 R)
• M19: 5,821,452 km (0.091 R)
• M20: 6,728,314 km (0.114 R)
• M21: 7,873,336 km (0.116 R)
• M22: 8,468,287 km (0.085 R)
• M23: 8,548,770 km (0.06 R)
• M24: 10,039,364 km (0.08 R)
• M25: 10,597,214 km (0.083 R)
• M26: 10,857,963 km (0.047 R)
• M27: 11,253,201 km (0.055 R)
• M28: 11,386,044 km (0.115 R)
• M29: 12,057,738 km (0.101 R)
• M30: 12,284,528 km (0.118 R)
• M31: 13,533,521 km (0.067 R)
• M32: 13,816,411 km (0.092 R)
• M33: 13,958,678 km (0.102 R)
• M34: 14,292,431 km (0.061 R)
• M35: 15,211,710 km (0.083 R)
• M36: 15,851,540 km (0.078 R)
• M37: 16,500,196 km (0.111 R)
• M38: 16,903,811 km (0.084 R)
• M39: 17,566,380 km (0.108 R)
• M40: 17,617,692 km (0.106 R)
• M41: 18,393,507 km (0.059 R)
• M42: 18,549,986 km (0.108 R)
• M43: 18,706,915 km (0.064 R)
• M44: 18,916,950 km (0.116 R)
• M45: 19,339,265 km (0.077 R)
• M46: 20,732,918 km (0.065 R)
• M47: 20,841,527 km (0.114 R)
• M48: 21,059,191 km (0.061 R)
• M49: 22,103,235 km (0.108 R)
• M50: 22,158,736 km (0.074 R)
• M51: 23,164,183 km (0.119 R)
• M52: 23,389,777 km (0.102 R)
• M53: 23,899,756 km (0.077 R)
• M54: 25,161,763 km (0.116 R)
• M55: 25,219,508 km (0.079 R)
• M56: 25,277,552 km (0.116 R)
• M57: 25,451,535 km (0.108 R)
• M58: 26,858,054 km (0.091 R)
• M59: 27,035,626 km (0.059 R)
• M60: 27,213,648 km (0.114 R)
• M61: 28,893,632 km (0.085 R)
• M62: 30,052,567 km (0.118 R)
• M63: 30,978,129 km (0.103 R)
• M64: 31,164,378 km (0.113 R)
• M65: 32,101,309 km (0.104 R)
• M66: 32,226,822 km (0.111 R)
• M67: 32,289,803 km (0.098 R)
• M68: 32,794,247 km (0.105 R)
• M69: 33,047,366 km (0.107 R)
• M70: 35,096,109 km (0.117 R)
• M71: 36,266,563 km (0.058 R)
• M72: 36,397,312 km (0.103 R)
• M73: 36,462,835 km (0.09 R)
• M74: 36,856,577 km (0.11 R)
• M75: 37,648,099 km (0.092 R)
• M76: 39,046,839 km (0.111 R)
• M77: 39,584,195 km (0.029 R)
• M78: 39,651,514 km (0.09 R)
• M79: 40,462,484 km (0.11 R)
• M80: 40,938,205 km (0.092 R)
• M81: 41,006,272 km (0.094 R)
• M82: 41,278,989 km (0.11 R)
• M83: 41,415,572 km (0.09 R)
• M84: 41,620,820 km (0.077 R)
• M85: 43,413,302 km (0.107 R)
• M86: 43,482,715 km (0.069 R)
• M87: 45,442,298 km (0.111 R)
• M88: 46,361,727 km (0.116 R)
• M89: 46,930,647 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.1

Radius: 4.6

Gravity: 32.99 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.84 AU - 7.38 AU

Year: 11148 Days

Day: 21.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 51,862,113 km

• M1: 116,986 km (0.079 R)
• M2: 192,832 km (0.1 R)
• M3: 367,712 km (0.086 R)
• M4: 876,344 km (0.056 R)
• M5: 1,079,049 km (0.084 R)
• M6: 1,340,995 km (0.066 R)
• M7: 2,541,668 km (0.108 R)
• M8: 2,626,789 km (0.058 R)
• M9: 2,800,023 km (0.112 R)
• M10: 2,858,666 km (0.039 R)
• M11: 2,976,998 km (0.112 R)
• M12: 4,381,572 km (0.048 R)
• M13: 4,518,155 km (0.06 R)
• M14: 4,690,791 km (0.089 R)
• M15: 4,760,503 km (0.096 R)
• M16: 5,512,682 km (0.112 R)
• M17: 5,549,333 km (0.089 R)
• M18: 5,697,136 km (0.094 R)
• M19: 6,224,468 km (0.116 R)
• M20: 6,262,765 km (0.099 R)
• M21: 6,806,703 km (0.078 R)
• M22: 7,044,414 km (0.069 R)
• M23: 7,325,209 km (0.109 R)
• M24: 7,650,585 km (0.095 R)
• M25: 8,697,620 km (0.092 R)
• M26: 9,434,839 km (0.113 R)
• M27: 9,522,952 km (0.082 R)
• M28: 9,833,218 km (0.101 R)
• M29: 9,877,947 km (0.114 R)
• M30: 10,600,655 km (0.079 R)
• M31: 10,922,290 km (0.081 R)
• M32: 11,528,012 km (0.104 R)
• M33: 11,858,623 km (0.095 R)
• M34: 11,953,618 km (0.074 R)
• M35: 12,048,912 km (0.107 R)
• M36: 13,657,388 km (0.06 R)
• M37: 13,806,986 km (0.111 R)
• M38: 14,258,921 km (0.092 R)
• M39: 15,695,509 km (0.12 R)
• M40: 15,956,857 km (0.117 R)
• M41: 16,219,700 km (0.111 R)
• M42: 16,856,239 km (0.108 R)
• M43: 18,153,702 km (0.102 R)
• M44: 19,538,978 km (0.087 R)
• M45: 19,595,077 km (0.068 R)
• M46: 20,386,300 km (0.079 R)
• M47: 20,785,876 km (0.104 R)
• M48: 21,303,335 km (0.107 R)
• M49: 21,708,745 km (0.067 R)
• M50: 23,177,348 km (0.094 R)
• M51: 24,556,490 km (0.109 R)
• M52: 24,738,401 km (0.097 R)
• M53: 24,920,612 km (0.061 R)
• M54: 25,042,384 km (0.096 R)
• M55: 27,142,738 km (0.059 R)
• M56: 27,268,101 km (0.103 R)
• M57: 27,393,614 km (0.049 R)
• M58: 29,427,397 km (0.105 R)
• M59: 29,749,481 km (0.08 R)
• M60: 30,984,412 km (0.114 R)
• M61: 31,312,181 km (0.083 R)
• M62: 31,575,174 km (0.113 R)
• M63: 32,103,404 km (0.096 R)
• M64: 32,967,930 km (0.068 R)
• M65: 33,235,561 km (0.036 R)
• M66: 33,975,023 km (0.097 R)
• M67: 34,448,500 km (0.053 R)
• M68: 35,470,254 km (0.082 R)
• M69: 36,088,093 km (0.062 R)
• M70: 36,157,057 km (0.115 R)
• M71: 37,056,290 km (0.071 R)
• M72: 38,033,015 km (0.112 R)
• M73: 38,383,822 km (0.105 R)
• M74: 39,018,117 km (0.114 R)
• M75: 39,726,911 km (0.099 R)
• M76: 39,869,179 km (0.066 R)
• M77: 40,011,596 km (0.053 R)
• M78: 41,085,260 km (0.085 R)
• M79: 45,548,213 km (0.071 R)
• M80: 46,969,243 km (0.077 R)
• M81: 47,723,067 km (0.084 R)
• M82: 48,101,550 km (0.115 R)
• M83: 48,785,062 km (0.118 R)
• M84: 49,013,648 km (0.115 R)
• M85: 49,166,238 km (0.113 R)
• M86: 49,472,016 km (0.107 R)
• M87: 49,701,649 km (0.105 R)
• M88: 51,629,217 km (0.074 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 11,832 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit