🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.5 AU - 0.64 AU

Year: 274 Days

Day: 36.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.62 AU - 0.64 AU

Year: 318 Days

Day: 42.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,697,630 km

• M1: 173,234 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.1

Radius: 10

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.72 AU - 0.78 AU

Year: 413 Days

Day: 9.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 57,697,630 km

• M1: 144,512 km (0.064 R)
• M2: 220,358 km (0.113 R)
• M3: 286,181 km (0.074 R)
• M4: 366,664 km (0.086 R)
• M5: 468,541 km (0.078 R)
• M6: 532,419 km (0.066 R)
• M7: 597,195 km (0.098 R)
• M8: 797,955 km (0.117 R)
• M9: 1,021,155 km (0.096 R)
• M10: 1,094,757 km (0.066 R)
• M11: 1,160,431 km (0.101 R)
• M12: 1,268,141 km (0.114 R)
• M13: 1,351,318 km (0.089 R)
• M14: 1,422,077 km (0.098 R)
• M15: 1,494,184 km (0.096 R)
• M16: 1,589,926 km (0.118 R)
• M17: 1,718,132 km (0.075 R)
• M18: 1,787,395 km (0.057 R)
• M19: 1,857,856 km (0.109 R)
• M20: 1,965,118 km (0.114 R)
• M21: 2,029,594 km (0.026 R)
• M22: 2,115,613 km (0.072 R)
• M23: 2,181,885 km (0.114 R)
• M24: 2,384,889 km (0.061 R)
• M25: 2,510,701 km (0.084 R)
• M26: 2,607,640 km (0.111 R)
• M27: 2,710,265 km (0.041 R)
• M28: 2,773,545 km (0.1 R)
• M29: 2,841,761 km (0.069 R)
• M30: 3,003,177 km (0.063 R)
• M31: 3,078,126 km (0.099 R)
• M32: 3,234,456 km (0.052 R)
• M33: 3,345,008 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.5

Radius: 10.1

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.72 AU - 0.82 AU

Year: 430 Days

Day: 12.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 57,697,630 km

• M1: 130,898 km (0.07 R)
• M2: 224,546 km (0.106 R)
• M3: 288,574 km (0.109 R)
• M4: 359,633 km (0.112 R)
• M5: 508,633 km (0.093 R)
• M6: 572,661 km (0.097 R)
• M7: 676,631 km (0.048 R)
• M8: 756,367 km (0.106 R)
• M9: 827,426 km (0.111 R)
• M10: 947,104 km (0.118 R)
• M11: 1,020,108 km (0.095 R)
• M12: 1,099,544 km (0.079 R)
• M13: 1,251,237 km (0.075 R)
• M14: 1,385,426 km (0.039 R)
• M15: 1,509,443 km (0.101 R)
• M16: 1,585,737 km (0.055 R)
• M17: 1,779,467 km (0.095 R)
• M18: 1,903,932 km (0.061 R)
• M19: 1,992,344 km (0.093 R)
• M20: 2,121,896 km (0.038 R)
• M21: 2,202,081 km (0.086 R)
• M22: 2,265,809 km (0.044 R)
• M23: 2,359,757 km (0.064 R)
• M24: 2,473,002 km (0.112 R)
• M25: 2,661,645 km (0.115 R)
• M26: 2,754,695 km (0.103 R)
• M27: 2,848,792 km (0.075 R)
• M28: 3,001,831 km (0.056 R)
• M29: 3,150,980 km (0.105 R)
• M30: 3,216,504 km (0.1 R)
• M31: 3,355,929 km (0.106 R)
• M32: 3,422,949 km (0.06 R)
• M33: 3,497,299 km (0.109 R)
• M34: 3,723,341 km (0.076 R)
• M35: 3,806,817 km (0.068 R)
• M36: 4,118,280 km (0.085 R)
• M37: 4,182,906 km (0.1 R)
• M38: 4,342,677 km (0.106 R)
• M39: 4,460,111 km (0.07 R)
• M40: 4,526,532 km (0.095 R)
• M41: 4,615,842 km (0.101 R)
• M42: 4,833,806 km (0.096 R)
• M43: 4,917,432 km (0.088 R)
• M44: 4,986,097 km (0.071 R)
• M45: 5,147,812 km (0.092 R)
• M46: 5,334,810 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.1

Radius: 13

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.79 AU - 1.05 AU

Year: 561 Days

Day: 9.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,697,630 km

• M1: 193,131 km (0.084 R)
• M2: 289,173 km (0.115 R)
• M3: 390,002 km (0.072 R)
• M4: 471,532 km (0.077 R)
• M5: 607,218 km (0.101 R)
• M6: 691,741 km (0.111 R)
• M7: 784,342 km (0.046 R)
• M8: 888,611 km (0.116 R)
• M9: 998,117 km (0.045 R)
• M10: 1,212,491 km (0.029 R)
• M11: 1,360,144 km (0.092 R)
• M12: 1,552,377 km (0.115 R)
• M13: 1,771,987 km (0.038 R)
• M14: 1,988,006 km (0.09 R)
• M15: 2,164,232 km (0.077 R)
• M16: 2,252,046 km (0.083 R)
• M17: 2,360,804 km (0.077 R)
• M18: 2,486,765 km (0.098 R)
• M19: 2,609,884 km (0.118 R)
• M20: 2,740,334 km (0.088 R)
• M21: 2,841,013 km (0.076 R)
• M22: 2,937,504 km (0.099 R)
• M23: 3,029,656 km (0.108 R)
• M24: 3,172,522 km (0.092 R)
• M25: 3,267,217 km (0.119 R)
• M26: 3,442,397 km (0.086 R)
• M27: 3,580,326 km (0.114 R)
• M28: 3,719,901 km (0.115 R)
• M29: 4,168,245 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.8

Radius: 10.6

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.99 AU - 2.17 AU

Year: 1907 Days

Day: 13 Hours

Environment

Temp: -189 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 57,697,630 km

• M1: 135,835 km (0.095 R)
• M2: 271,670 km (0.038 R)
• M3: 500,106 km (0.112 R)
• M4: 571,913 km (0.109 R)
• M5: 759,658 km (0.08 R)
• M6: 892,052 km (0.105 R)
• M7: 1,047,035 km (0.1 R)
• M8: 1,128,118 km (0.089 R)
• M9: 1,257,819 km (0.074 R)
• M10: 1,352,514 km (0.059 R)
• M11: 1,457,981 km (0.117 R)
• M12: 1,541,008 km (0.092 R)
• M13: 1,634,207 km (0.047 R)
• M14: 1,729,501 km (0.079 R)
• M15: 2,167,075 km (0.082 R)
• M16: 2,233,945 km (0.097 R)
• M17: 2,349,883 km (0.106 R)
• M18: 2,487,962 km (0.114 R)
• M19: 2,567,997 km (0.114 R)
• M20: 2,659,102 km (0.079 R)
• M21: 2,751,404 km (0.05 R)
• M22: 3,099,069 km (0.116 R)
• M23: 3,371,786 km (0.106 R)
• M24: 3,964,194 km (0.102 R)
• M25: 4,070,109 km (0.088 R)
• M26: 4,141,168 km (0.03 R)
• M27: 4,588,915 km (0.1 R)
• M28: 4,787,281 km (0.081 R)
• M29: 5,014,072 km (0.039 R)
• M30: 5,090,367 km (0.105 R)
• M31: 5,530,334 km (0.108 R)
• M32: 5,635,651 km (0.027 R)
• M33: 5,701,923 km (0.076 R)
• M34: 5,875,157 km (0.072 R)
• M35: 6,268,151 km (0.076 R)
• M36: 6,377,956 km (0.074 R)
• M37: 6,530,097 km (0.087 R)
• M38: 6,866,393 km (0.065 R)
• M39: 6,951,364 km (0.087 R)
• M40: 7,280,180 km (0.077 R)
• M41: 7,381,309 km (0.064 R)
• M42: 7,790,608 km (0.108 R)
• M43: 7,923,601 km (0.048 R)
• M44: 8,237,158 km (0.055 R)
• M45: 8,342,624 km (0.098 R)
• M46: 8,463,649 km (0.097 R)
• M47: 8,600,531 km (0.074 R)
• M48: 8,692,235 km (0.102 R)
• M49: 8,953,732 km (0.088 R)
• M50: 9,062,190 km (0.049 R)
• M51: 9,217,772 km (0.108 R)
• M52: 9,374,401 km (0.05 R)
• M53: 9,500,213 km (0.084 R)
• M54: 9,753,781 km (0.083 R)
• M55: 9,913,252 km (0.079 R)
• M56: 10,202,724 km (0.1 R)
• M57: 10,348,433 km (0.073 R)
• M58: 10,494,889 km (0.096 R)
• M59: 10,592,876 km (0.059 R)
• M60: 10,740,529 km (0.062 R)
• M61: 10,988,113 km (0.1 R)
• M62: 11,070,990 km (0.082 R)
• M63: 11,220,887 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.8

Radius: 4.9

Gravity: 10.03 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 6.8 AU - 10.16 AU

Year: 15701 Days

Day: 21.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 57,697,630 km

• M1: 525,986 km (0.076 R)
• M2: 888,163 km (0.11 R)
• M3: 979,567 km (0.073 R)
• M4: 1,113,008 km (0.082 R)
• M5: 1,272,629 km (0.038 R)
• M6: 1,748,650 km (0.044 R)
• M7: 1,863,989 km (0.045 R)
• M8: 1,981,873 km (0.052 R)
• M9: 2,029,594 km (0.056 R)
• M10: 2,077,914 km (0.112 R)
• M11: 3,231,613 km (0.087 R)
• M12: 3,990,822 km (0.113 R)
• M13: 4,112,296 km (0.079 R)
• M14: 5,029,480 km (0.085 R)
• M15: 5,193,888 km (0.111 R)
• M16: 5,293,221 km (0.119 R)
• M17: 5,595,409 km (0.098 R)
• M18: 5,629,368 km (0.104 R)
• M19: 6,006,953 km (0.045 R)
• M20: 6,251,545 km (0.118 R)
• M21: 6,286,701 km (0.031 R)
• M22: 6,357,311 km (0.049 R)
• M23: 6,428,221 km (0.107 R)
• M24: 6,642,445 km (0.1 R)
• M25: 6,714,401 km (0.069 R)
• M26: 6,786,507 km (0.062 R)
• M27: 7,188,178 km (0.099 R)
• M28: 7,710,573 km (0.08 R)
• M29: 7,823,969 km (0.083 R)
• M30: 8,244,937 km (0.048 R)
• M31: 9,795,818 km (0.119 R)
• M32: 10,083,495 km (0.09 R)
• M33: 10,332,276 km (0.104 R)
• M34: 10,583,152 km (0.091 R)
• M35: 10,920,794 km (0.108 R)
• M36: 11,261,877 km (0.117 R)
• M37: 11,433,765 km (0.061 R)
• M38: 11,693,318 km (0.116 R)
• M39: 12,086,012 km (0.069 R)
• M40: 12,394,632 km (0.102 R)
• M41: 12,750,376 km (0.075 R)
• M42: 13,109,411 km (0.077 R)
• M43: 13,654,396 km (0.074 R)
• M44: 14,021,808 km (0.111 R)
• M45: 14,485,562 km (0.066 R)
• M46: 15,571,194 km (0.114 R)
• M47: 15,810,700 km (0.031 R)
• M48: 17,026,332 km (0.116 R)
• M49: 17,421,570 km (0.1 R)
• M50: 18,020,260 km (0.113 R)
• M51: 18,777,974 km (0.063 R)
• M52: 19,135,064 km (0.046 R)
• M53: 19,700,843 km (0.114 R)
• M54: 20,428,786 km (0.062 R)
• M55: 20,691,031 km (0.101 R)
• M56: 20,796,198 km (0.073 R)
• M57: 21,006,982 km (0.037 R)
• M58: 21,430,942 km (0.066 R)
• M59: 21,911,151 km (0.088 R)
• M60: 22,287,091 km (0.056 R)
• M61: 22,556,816 km (0.066 R)
• M62: 23,372,872 km (0.111 R)
• M63: 24,309,355 km (0.101 R)
• M64: 25,652,145 km (0.086 R)
• M65: 26,446,510 km (0.092 R)
• M66: 26,617,800 km (0.118 R)
• M67: 27,076,317 km (0.089 R)
• M68: 28,234,055 km (0.086 R)
• M69: 28,350,741 km (0.04 R)
• M70: 29,112,793 km (0.104 R)
• M71: 29,407,800 km (0.119 R)
• M72: 30,358,195 km (0.076 R)
• M73: 30,418,034 km (0.06 R)
• M74: 30,597,402 km (0.07 R)
• M75: 30,837,207 km (0.057 R)
• M76: 31,802,712 km (0.092 R)
• M77: 32,472,312 km (0.071 R)
• M78: 32,900,761 km (0.113 R)
• M79: 33,207,885 km (0.098 R)
• M80: 33,331,154 km (0.077 R)
• M81: 33,701,408 km (0.09 R)
• M82: 33,763,342 km (0.078 R)
• M83: 33,949,142 km (0.059 R)
• M84: 34,135,242 km (0.101 R)
• M85: 35,008,445 km (0.117 R)
• M86: 35,573,626 km (0.117 R)
• M87: 36,395,217 km (0.118 R)
• M88: 37,031,607 km (0.053 R)
• M89: 37,159,213 km (0.049 R)
• M90: 38,057,250 km (0.109 R)
• M91: 39,548,142 km (0.107 R)
• M92: 41,256,250 km (0.117 R)
• M93: 42,052,709 km (0.037 R)
• M94: 42,921,275 km (0.054 R)
• M95: 44,269,002 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.8

Radius: 6.7

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.93 AU - 10.75 AU

Year: 16711 Days

Day: 20.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 57,697,630 km

• M1: 199,863 km (0.096 R)
• M2: 510,129 km (0.099 R)
• M3: 615,146 km (0.052 R)
• M4: 1,016,218 km (0.106 R)
• M5: 1,127,519 km (0.099 R)
• M6: 1,290,431 km (0.062 R)
• M7: 1,386,922 km (0.052 R)
• M8: 1,987,857 km (0.12 R)
• M9: 2,071,631 km (0.111 R)
• M10: 2,128,179 km (0.082 R)
• M11: 2,242,771 km (0.113 R)
• M12: 2,690,966 km (0.117 R)
• M13: 3,397,068 km (0.1 R)
• M14: 3,565,216 km (0.062 R)
• M15: 4,301,088 km (0.088 R)
• M16: 4,779,802 km (0.105 R)
• M17: 5,431,001 km (0.111 R)
• M18: 5,627,722 km (0.085 R)
• M19: 5,746,952 km (0.084 R)
• M20: 5,947,563 km (0.099 R)
• M21: 6,109,727 km (0.042 R)
• M22: 6,273,387 km (0.099 R)
• M23: 6,479,981 km (0.103 R)
• M24: 6,942,239 km (0.104 R)
• M25: 7,155,865 km (0.106 R)
• M26: 7,502,184 km (0.105 R)
• M27: 8,849,312 km (0.066 R)
• M28: 9,455,782 km (0.056 R)
• M29: 9,503,055 km (0.037 R)
• M30: 10,220,676 km (0.047 R)
• M31: 10,317,616 km (0.106 R)
• M32: 10,463,773 km (0.082 R)
• M33: 10,708,814 km (0.079 R)
• M34: 11,455,158 km (0.118 R)
• M35: 12,115,483 km (0.114 R)
• M36: 12,269,718 km (0.061 R)
• M37: 12,997,661 km (0.067 R)
• M38: 14,877,957 km (0.118 R)
• M39: 16,159,113 km (0.061 R)
• M40: 17,013,616 km (0.113 R)
• M41: 17,417,381 km (0.097 R)
• M42: 17,533,319 km (0.067 R)
• M43: 18,411,010 km (0.089 R)
• M44: 19,004,166 km (0.115 R)
• M45: 19,603,604 km (0.118 R)
• M46: 20,148,290 km (0.066 R)
• M47: 20,270,063 km (0.061 R)
• M48: 20,391,985 km (0.043 R)
• M49: 20,575,392 km (0.081 R)
• M50: 20,759,397 km (0.07 R)
• M51: 21,376,489 km (0.063 R)
• M52: 23,200,236 km (0.104 R)
• M53: 25,204,100 km (0.097 R)
• M54: 25,466,644 km (0.101 R)
• M55: 26,659,388 km (0.103 R)
• M56: 27,667,378 km (0.07 R)
• M57: 27,870,383 km (0.116 R)
• M58: 28,550,903 km (0.109 R)
• M59: 29,099,179 km (0.12 R)
• M60: 29,789,574 km (0.098 R)
• M61: 30,485,204 km (0.048 R)
• M62: 31,045,597 km (0.047 R)
• M63: 32,247,616 km (0.103 R)
• M64: 33,681,362 km (0.094 R)
• M65: 33,898,130 km (0.066 R)
• M66: 36,833,389 km (0.109 R)
• M67: 36,907,739 km (0.097 R)
• M68: 38,406,561 km (0.096 R)
• M69: 39,163,526 km (0.087 R)
• M70: 39,391,513 km (0.098 R)
• M71: 39,848,834 km (0.091 R)
• M72: 40,001,723 km (0.101 R)
• M73: 41,695,919 km (0.075 R)
• M74: 42,317,647 km (0.092 R)
• M75: 42,395,588 km (0.102 R)
• M76: 42,473,678 km (0.082 R)
• M77: 42,864,278 km (0.103 R)
• M78: 43,177,685 km (0.055 R)
• M79: 43,885,732 km (0.108 R)
• M80: 44,122,546 km (0.119 R)
• M81: 46,514,167 km (0.042 R)
• M82: 46,836,251 km (0.094 R)
• M83: 46,997,667 km (0.027 R)
• M84: 47,320,798 km (0.033 R)
• M85: 47,888,074 km (0.085 R)
• M86: 48,865,845 km (0.056 R)
• M87: 50,179,913 km (0.071 R)
• M88: 50,510,225 km (0.04 R)
• M89: 50,675,680 km (0.06 R)
• M90: 50,758,408 km (0.065 R)
• M91: 51,838,654 km (0.107 R)
• M92: 52,507,207 km (0.056 R)
• M93: 53,262,676 km (0.11 R)
• M94: 53,346,750 km (0.071 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 17,770 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit