🌌 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: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.5 AU - 0.66 AU

Year: 281 Days

Day: 22.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 39.6 °

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: 51.8

Radius: 12.7

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.74 AU - 0.74 AU

Year: 405 Days

Day: 11.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,998,577 km

• M1: 159,023 km (0.098 R)
• M2: 244,892 km (0.063 R)
• M3: 347,217 km (0.067 R)
• M4: 428,598 km (0.067 R)
• M5: 508,184 km (0.083 R)
• M6: 612,154 km (0.1 R)
• M7: 695,181 km (0.039 R)
• M8: 842,834 km (0.086 R)
• M9: 951,592 km (0.065 R)
• M10: 1,050,775 km (0.095 R)
• M11: 1,148,762 km (0.11 R)
• M12: 1,252,583 km (0.093 R)
• M13: 1,335,460 km (0.032 R)
• M14: 1,448,107 km (0.028 R)
• M15: 1,567,038 km (0.085 R)
• M16: 1,662,780 km (0.074 R)
• M17: 1,781,711 km (0.059 R)
• M18: 1,872,816 km (0.053 R)
• M19: 1,956,291 km (0.036 R)
• M20: 2,088,685 km (0.098 R)
• M21: 2,188,467 km (0.101 R)
• M22: 2,332,829 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.7

Radius: 8.1

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.87 AU - 1.35 AU

Year: 744 Days

Day: 12.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 52,998,577 km

• M1: 101,577 km (0.118 R)
• M2: 153,637 km (0.081 R)
• M3: 215,271 km (0.045 R)
• M4: 268,977 km (0.096 R)
• M5: 339,886 km (0.078 R)
• M6: 418,724 km (0.098 R)
• M7: 470,037 km (0.053 R)
• M8: 610,808 km (0.099 R)
• M9: 677,678 km (0.057 R)
• M10: 769,681 km (0.085 R)
• M11: 838,795 km (0.091 R)
• M12: 910,004 km (0.064 R)
• M13: 1,000,062 km (0.097 R)
• M14: 1,067,530 km (0.103 R)
• M15: 1,149,660 km (0.096 R)
• M16: 1,357,601 km (0.12 R)
• M17: 1,466,059 km (0.107 R)
• M18: 1,553,125 km (0.116 R)
• M19: 1,687,015 km (0.084 R)
• M20: 1,866,383 km (0.114 R)
• M21: 1,982,321 km (0.103 R)
• M22: 2,035,728 km (0.074 R)
• M23: 2,089,733 km (0.074 R)
• M24: 2,155,257 km (0.057 R)
• M25: 2,226,914 km (0.047 R)
• M26: 2,293,784 km (0.064 R)
• M27: 2,361,402 km (0.08 R)
• M28: 2,418,250 km (0.093 R)
• M29: 2,533,290 km (0.07 R)
• M30: 2,609,136 km (0.073 R)
• M31: 2,709,367 km (0.083 R)
• M32: 2,810,944 km (0.117 R)
• M33: 2,865,248 km (0.073 R)
• M34: 3,030,404 km (0.048 R)
• M35: 3,192,269 km (0.111 R)
• M36: 3,299,680 km (0.088 R)
• M37: 3,537,690 km (0.092 R)
• M38: 3,589,900 km (0.113 R)
• M39: 3,642,409 km (0.074 R)
• M40: 3,728,278 km (0.108 R)
• M41: 3,781,385 km (0.11 R)
• M42: 4,017,002 km (0.108 R)
• M43: 4,119,327 km (0.075 R)
• M44: 4,236,462 km (0.1 R)
• M45: 4,298,994 km (0.112 R)
• M46: 4,459,961 km (0.067 R)
• M47: 4,516,509 km (0.085 R)
• M48: 4,615,992 km (0.081 R)
• M49: 4,673,138 km (0.117 R)
• M50: 4,788,179 km (0.118 R)
• M51: 4,918,628 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.6

Radius: 14.7

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.35 AU - 1.43 AU

Year: 1042 Days

Day: 13.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 52,998,577 km

• M1: 183,108 km (0.044 R)
• M2: 279,000 km (0.066 R)
• M3: 385,215 km (0.086 R)
• M4: 514,916 km (0.097 R)
• M5: 774,019 km (0.104 R)
• M6: 924,515 km (0.071 R)
• M7: 1,071,420 km (0.098 R)
• M8: 1,166,714 km (0.057 R)
• M9: 1,303,895 km (0.118 R)
• M10: 1,587,084 km (0.105 R)
• M11: 1,706,164 km (0.079 R)
• M12: 1,935,796 km (0.107 R)
• M13: 2,223,174 km (0.101 R)
• M14: 2,554,832 km (0.111 R)
• M15: 2,757,388 km (0.099 R)
• M16: 2,881,704 km (0.077 R)
• M17: 3,082,315 km (0.103 R)
• M18: 3,265,871 km (0.111 R)
• M19: 3,475,458 km (0.103 R)
• M20: 3,735,160 km (0.081 R)
• M21: 3,884,758 km (0.082 R)
• M22: 4,001,294 km (0.092 R)
• M23: 4,154,632 km (0.075 R)
• M24: 4,297,947 km (0.062 R)
• M25: 4,394,288 km (0.112 R)
• M26: 4,650,998 km (0.064 R)
• M27: 4,762,598 km (0.115 R)
• M28: 4,912,644 km (0.114 R)
• M29: 5,064,486 km (0.056 R)
• M30: 5,179,377 km (0.082 R)
• M31: 5,437,733 km (0.106 R)
• M32: 5,542,302 km (0.117 R)
• M33: 5,673,948 km (0.044 R)
• M34: 5,780,163 km (0.067 R)
• M35: 5,886,826 km (0.112 R)
• M36: 6,048,242 km (0.114 R)
• M37: 6,211,304 km (0.065 R)
• M38: 6,458,439 km (0.099 R)
• M39: 6,835,276 km (0.056 R)
• M40: 7,076,278 km (0.062 R)
• M41: 7,248,166 km (0.062 R)
• M42: 7,349,145 km (0.111 R)
• M43: 7,713,266 km (0.119 R)
• M44: 7,816,339 km (0.078 R)
• M45: 7,979,251 km (0.062 R)
• M46: 8,263,338 km (0.058 R)
• M47: 8,383,913 km (0.106 R)
• M48: 8,565,824 km (0.088 R)
• M49: 8,779,899 km (0.098 R)
• M50: 8,995,769 km (0.034 R)
• M51: 9,228,992 km (0.1 R)
• M52: 9,701,422 km (0.076 R)
• M53: 9,924,622 km (0.097 R)
• M54: 10,117,304 km (0.118 R)
• M55: 10,359,952 km (0.081 R)
• M56: 10,588,088 km (0.103 R)
• M57: 10,686,524 km (0.071 R)
• M58: 11,016,387 km (0.106 R)
• M59: 11,232,706 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.8

Radius: 12.9

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.78 AU - 2.26 AU

Year: 1825 Days

Day: 6.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 52,998,577 km

• M1: 163,361 km (0.099 R)
• M2: 270,323 km (0.082 R)
• M3: 373,546 km (0.111 R)
• M4: 552,016 km (0.083 R)
• M5: 663,018 km (0.106 R)
• M6: 869,762 km (0.108 R)
• M7: 1,003,203 km (0.058 R)
• M8: 1,151,604 km (0.063 R)
• M9: 1,348,326 km (0.089 R)
• M10: 1,455,138 km (0.117 R)
• M11: 1,668,914 km (0.029 R)
• M12: 1,820,456 km (0.088 R)
• M13: 2,128,030 km (0.049 R)
• M14: 2,332,680 km (0.101 R)
• M15: 2,751,105 km (0.028 R)
• M16: 3,007,216 km (0.119 R)
• M17: 3,383,605 km (0.074 R)
• M18: 3,658,566 km (0.069 R)
• M19: 3,857,680 km (0.079 R)
• M20: 3,964,643 km (0.105 R)
• M21: 4,108,706 km (0.072 R)
• M22: 4,316,048 km (0.102 R)
• M23: 4,489,283 km (0.068 R)
• M24: 4,932,840 km (0.107 R)
• M25: 5,127,168 km (0.09 R)
• M26: 5,218,871 km (0.037 R)
• M27: 5,377,146 km (0.116 R)
• M28: 5,685,168 km (0.099 R)
• M29: 5,902,833 km (0.108 R)
• M30: 6,012,787 km (0.087 R)
• M31: 6,332,627 km (0.077 R)
• M32: 6,473,399 km (0.057 R)
• M33: 6,558,371 km (0.065 R)
• M34: 7,090,789 km (0.118 R)
• M35: 7,207,775 km (0.112 R)
• M36: 7,369,640 km (0.045 R)
• M37: 7,532,702 km (0.099 R)
• M38: 7,727,029 km (0.068 R)
• M39: 8,166,548 km (0.115 R)
• M40: 8,661,118 km (0.057 R)
• M41: 9,197,277 km (0.093 R)
• M42: 9,373,055 km (0.038 R)
• M43: 9,776,670 km (0.088 R)
• M44: 9,890,813 km (0.084 R)
• M45: 10,252,092 km (0.101 R)
• M46: 10,451,057 km (0.051 R)
• M47: 10,534,383 km (0.098 R)
• M48: 10,634,613 km (0.087 R)
• M49: 10,768,653 km (0.089 R)
• M50: 10,852,877 km (0.038 R)
• M51: 11,038,677 km (0.097 R)
• M52: 11,157,458 km (0.049 R)
• M53: 11,396,515 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.4

Radius: 11.2

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.14 AU - 2.3 AU

Year: 2103 Days

Day: 13.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 52,998,577 km

• M1: 163,510 km (0.088 R)
• M2: 357,988 km (0.098 R)
• M3: 430,991 km (0.088 R)
• M4: 503,098 km (0.051 R)
• M5: 596,297 km (0.089 R)
• M6: 1,013,825 km (0.085 R)
• M7: 1,126,173 km (0.096 R)
• M8: 1,200,074 km (0.099 R)
• M9: 1,443,470 km (0.11 R)
• M10: 1,524,402 km (0.117 R)
• M11: 1,618,799 km (0.088 R)
• M12: 1,788,891 km (0.102 R)
• M13: 2,584,453 km (0.114 R)
• M14: 3,291,901 km (0.093 R)
• M15: 3,415,469 km (0.101 R)
• M16: 3,699,406 km (0.06 R)
• M17: 4,023,884 km (0.119 R)
• M18: 4,256,658 km (0.084 R)
• M19: 4,408,649 km (0.118 R)
• M20: 4,510,974 km (0.07 R)
• M21: 4,665,958 km (0.103 R)
• M22: 4,875,395 km (0.093 R)
• M23: 5,034,417 km (0.042 R)
• M24: 5,123,577 km (0.08 R)
• M25: 5,285,442 km (0.037 R)
• M26: 5,503,855 km (0.105 R)
• M27: 5,632,809 km (0.116 R)
• M28: 5,874,708 km (0.087 R)
• M29: 6,063,052 km (0.115 R)
• M30: 6,234,491 km (0.038 R)
• M31: 6,349,532 km (0.059 R)
• M32: 6,446,023 km (0.081 R)
• M33: 6,562,559 km (0.059 R)
• M34: 7,397,166 km (0.083 R)
• M35: 7,703,243 km (0.079 R)
• M36: 7,868,399 km (0.099 R)
• M37: 7,951,276 km (0.061 R)
• M38: 8,097,134 km (0.095 R)
• M39: 8,328,263 km (0.055 R)
• M40: 8,646,907 km (0.085 R)
• M41: 9,077,898 km (0.104 R)
• M42: 9,560,202 km (0.097 R)
• M43: 9,871,515 km (0.103 R)
• M44: 10,163,679 km (0.116 R)
• M45: 10,390,171 km (0.104 R)
• M46: 10,618,606 km (0.11 R)
• M47: 10,756,386 km (0.081 R)
• M48: 11,080,116 km (0.086 R)
• M49: 11,571,844 km (0.061 R)
• M50: 11,713,663 km (0.051 R)
• M51: 12,407,348 km (0.069 R)
• M52: 12,746,935 km (0.098 R)
• M53: 12,844,623 km (0.07 R)
• M54: 13,065,130 km (0.074 R)
• M55: 13,237,616 km (0.109 R)
• M56: 13,609,517 km (0.096 R)
• M57: 13,734,281 km (0.104 R)
• M58: 14,643,836 km (0.05 R)
• M59: 14,720,430 km (0.079 R)
• M60: 14,848,636 km (0.107 R)
• M61: 15,080,064 km (0.086 R)
• M62: 15,442,539 km (0.082 R)
• M63: 15,572,690 km (0.076 R)
• M64: 15,860,366 km (0.118 R)
• M65: 16,440,956 km (0.096 R)
• M66: 16,733,868 km (0.04 R)
• M67: 17,189,992 km (0.115 R)
• M68: 17,460,315 km (0.114 R)
• M69: 17,623,078 km (0.084 R)
• M70: 17,786,439 km (0.112 R)
• M71: 18,141,883 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.7

Radius: 5

Gravity: 20.07 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 6.31 AU - 9.09 AU

Year: 13585 Days

Day: 23.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 52,998,577 km

• M1: 100,081 km (0.06 R)
• M2: 200,760 km (0.098 R)
• M3: 323,580 km (0.071 R)
• M4: 485,744 km (0.108 R)
• M5: 584,479 km (0.102 R)
• M6: 654,042 km (0.116 R)
• M7: 1,000,810 km (0.098 R)
• M8: 1,127,818 km (0.115 R)
• M9: 1,491,491 km (0.107 R)
• M10: 1,812,079 km (0.066 R)
• M11: 2,126,683 km (0.043 R)
• M12: 2,458,043 km (0.094 R)
• M13: 2,514,890 km (0.074 R)
• M14: 2,717,146 km (0.078 R)
• M15: 3,106,849 km (0.068 R)
• M16: 3,642,409 km (0.108 R)
• M17: 4,308,568 km (0.11 R)
• M18: 6,208,611 km (0.119 R)
• M19: 6,364,193 km (0.034 R)
• M20: 6,403,238 km (0.043 R)
• M21: 7,821,425 km (0.106 R)
• M22: 8,630,301 km (0.048 R)
• M23: 9,243,353 km (0.111 R)
• M24: 9,332,065 km (0.106 R)
• M25: 9,824,990 km (0.102 R)
• M26: 10,929,471 km (0.101 R)
• M27: 11,117,366 km (0.117 R)
• M28: 12,218,406 km (0.054 R)
• M29: 14,010,289 km (0.067 R)
• M30: 14,471,051 km (0.095 R)
• M31: 15,459,743 km (0.116 R)
• M32: 16,577,688 km (0.097 R)
• M33: 17,666,312 km (0.098 R)
• M34: 17,942,170 km (0.082 R)
• M35: 19,399,104 km (0.095 R)
• M36: 19,683,489 km (0.119 R)
• M37: 21,126,660 km (0.088 R)
• M38: 21,595,649 km (0.119 R)
• M39: 21,713,383 km (0.083 R)
• M40: 22,067,930 km (0.081 R)
• M41: 22,842,847 km (0.118 R)
• M42: 24,052,346 km (0.068 R)
• M43: 24,480,495 km (0.092 R)
• M44: 24,664,799 km (0.055 R)
• M45: 24,911,187 km (0.051 R)
• M46: 27,102,048 km (0.114 R)
• M47: 27,803,363 km (0.108 R)
• M48: 28,381,409 km (0.115 R)
• M49: 28,446,035 km (0.115 R)
• M50: 28,510,512 km (0.108 R)
• M51: 29,353,795 km (0.077 R)
• M52: 32,470,517 km (0.049 R)
• M53: 34,376,693 km (0.104 R)
• M54: 35,135,304 km (0.099 R)
• M55: 35,899,599 km (0.096 R)
• M56: 36,528,808 km (0.042 R)
• M57: 36,598,969 km (0.118 R)
• M58: 36,880,064 km (0.063 R)
• M59: 39,225,908 km (0.072 R)
• M60: 40,163,288 km (0.117 R)
• M61: 41,180,853 km (0.073 R)
• M62: 41,253,857 km (0.041 R)
• M63: 42,059,890 km (0.081 R)
• M64: 42,280,547 km (0.091 R)
• M65: 42,501,653 km (0.117 R)
• M66: 42,723,207 km (0.11 R)
• M67: 42,945,061 km (0.087 R)
• M68: 43,538,665 km (0.105 R)
• M69: 45,109,443 km (0.072 R)
• M70: 47,691,951 km (0.035 R)
• M71: 48,306,499 km (0.07 R)
• M72: 48,614,820 km (0.116 R)
• M73: 50,165,851 km (0.106 R)
• M74: 52,285,503 km (0.113 R)
• M75: 52,919,200 km (0.095 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: 355 - 17,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit