🌌 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: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.58 AU - 0.6 AU

Year: 293 Days

Day: 38.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.8

Radius: 14.7

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.62 AU - 1 AU

Year: 471 Days

Day: 13.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,180,520 km

• M1: 186,100 km (0.12 R)
• M2: 300,991 km (0.092 R)
• M3: 484,099 km (0.088 R)
• M4: 619,934 km (0.091 R)
• M5: 787,483 km (0.052 R)
• M6: 884,423 km (0.064 R)
• M7: 1,003,353 km (0.104 R)
• M8: 1,128,417 km (0.096 R)
• M9: 1,332,468 km (0.094 R)
• M10: 1,451,548 km (0.119 R)
• M11: 1,620,295 km (0.075 R)
• M12: 1,787,395 km (0.101 R)
• M13: 2,005,659 km (0.068 R)
• M14: 2,242,472 km (0.117 R)
• M15: 2,410,620 km (0.095 R)
• M16: 2,508,607 km (0.038 R)
• M17: 2,622,899 km (0.051 R)
• M18: 2,785,213 km (0.103 R)
• M19: 2,898,608 km (0.077 R)
• M20: 2,997,941 km (0.05 R)
• M21: 3,135,871 km (0.054 R)
• M22: 3,264,974 km (0.12 R)
• M23: 3,445,538 km (0.101 R)
• M24: 3,680,257 km (0.079 R)
• M25: 3,782,582 km (0.105 R)
• M26: 3,926,196 km (0.065 R)
• M27: 4,077,589 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.7

Radius: 8.2

Gravity: 10.15 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.73 AU - 0.97 AU

Year: 506 Days

Day: 14 Hours

Environment

Temp: -141 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 43,180,520 km

• M1: 117,584 km (0.115 R)
• M2: 189,690 km (0.038 R)
• M3: 247,884 km (0.114 R)
• M4: 299,794 km (0.072 R)
• M5: 353,500 km (0.116 R)
• M6: 407,654 km (0.093 R)
• M7: 465,399 km (0.106 R)
• M8: 522,396 km (0.058 R)
• M9: 627,563 km (0.11 R)
• M10: 700,417 km (0.07 R)
• M11: 758,312 km (0.072 R)
• M12: 850,613 km (0.045 R)
• M13: 937,231 km (0.115 R)
• M14: 1,057,358 km (0.058 R)
• M15: 1,193,492 km (0.055 R)
• M16: 1,302,249 km (0.112 R)
• M17: 1,442,871 km (0.094 R)
• M18: 1,506,301 km (0.086 R)
• M19: 1,612,366 km (0.095 R)
• M20: 1,770,042 km (0.066 R)
• M21: 2,080,906 km (0.106 R)
• M22: 2,199,537 km (0.032 R)
• M23: 2,293,335 km (0.103 R)
• M24: 2,450,413 km (0.09 R)
• M25: 2,526,858 km (0.118 R)
• M26: 2,632,324 km (0.058 R)
• M27: 2,811,393 km (0.037 R)
• M28: 2,876,767 km (0.12 R)
• M29: 3,031,601 km (0.071 R)
• M30: 3,242,235 km (0.109 R)
• M31: 3,357,126 km (0.107 R)
• M32: 3,582,869 km (0.09 R)
• M33: 3,757,599 km (0.098 R)
• M34: 3,878,325 km (0.119 R)
• M35: 3,943,250 km (0.111 R)
• M36: 4,008,625 km (0.066 R)
• M37: 4,074,148 km (0.114 R)
• M38: 4,214,920 km (0.094 R)
• M39: 4,290,168 km (0.052 R)
• M40: 4,509,777 km (0.054 R)
• M41: 4,733,127 km (0.094 R)
• M42: 5,039,503 km (0.057 R)
• M43: 5,128,365 km (0.055 R)
• M44: 5,316,409 km (0.05 R)
• M45: 5,506,847 km (0.099 R)
• M46: 5,579,851 km (0.09 R)
• M47: 5,717,930 km (0.041 R)
• M48: 6,025,503 km (0.079 R)
• M49: 6,157,598 km (0.073 R)
• M50: 6,328,888 km (0.089 R)
• M51: 6,453,503 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.8

Radius: 9.1

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.77 AU - 1.25 AU

Year: 655 Days

Day: 14 Hours

Environment

Temp: -149 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 43,180,520 km

• M1: 113,844 km (0.091 R)
• M2: 178,919 km (0.116 R)
• M3: 276,906 km (0.076 R)
• M4: 342,878 km (0.116 R)
• M5: 423,512 km (0.09 R)
• M6: 541,544 km (0.112 R)
• M7: 616,343 km (0.059 R)
• M8: 680,970 km (0.07 R)
• M9: 753,076 km (0.055 R)
• M10: 848,370 km (0.119 R)
• M11: 942,467 km (0.075 R)
• M12: 1,007,392 km (0.093 R)
• M13: 1,241,064 km (0.099 R)
• M14: 1,300,753 km (0.058 R)
• M15: 1,361,341 km (0.069 R)
• M16: 1,542,952 km (0.087 R)
• M17: 1,640,041 km (0.087 R)
• M18: 1,725,911 km (0.059 R)
• M19: 1,793,080 km (0.104 R)
• M20: 1,895,405 km (0.112 R)
• M21: 2,027,799 km (0.104 R)
• M22: 2,113,220 km (0.112 R)
• M23: 2,294,831 km (0.12 R)
• M24: 2,354,072 km (0.076 R)
• M25: 2,428,871 km (0.078 R)
• M26: 2,791,047 km (0.09 R)
• M27: 2,886,192 km (0.056 R)
• M28: 2,966,526 km (0.056 R)
• M29: 3,047,458 km (0.099 R)
• M30: 3,345,158 km (0.113 R)
• M31: 3,404,100 km (0.097 R)
• M32: 3,472,017 km (0.063 R)
• M33: 3,635,079 km (0.098 R)
• M34: 3,704,342 km (0.084 R)
• M35: 3,862,168 km (0.071 R)
• M36: 3,924,102 km (0.072 R)
• M37: 4,094,045 km (0.035 R)
• M38: 4,220,754 km (0.055 R)
• M39: 4,562,137 km (0.063 R)
• M40: 4,750,331 km (0.052 R)
• M41: 4,826,327 km (0.111 R)
• M42: 4,902,771 km (0.109 R)
• M43: 5,144,222 km (0.088 R)
• M44: 5,330,322 km (0.111 R)
• M45: 5,669,011 km (0.116 R)
• M46: 5,983,915 km (0.064 R)
• M47: 6,045,549 km (0.118 R)
• M48: 6,107,483 km (0.084 R)
• M49: 6,556,725 km (0.102 R)
• M50: 6,641,547 km (0.096 R)
• M51: 6,737,290 km (0.067 R)
• M52: 6,822,860 km (0.066 R)
• M53: 7,060,122 km (0.116 R)
• M54: 7,190,571 km (0.038 R)
• M55: 7,310,998 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.8

Radius: 14

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.62 AU - 2.78 AU

Year: 2865 Days

Day: 5.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 43,180,520 km

• M1: 276,756 km (0.045 R)
• M2: 440,715 km (0.108 R)
• M3: 658,979 km (0.039 R)
• M4: 819,946 km (0.084 R)
• M5: 927,956 km (0.106 R)
• M6: 1,112,111 km (0.099 R)
• M7: 1,233,883 km (0.092 R)
• M8: 1,373,458 km (0.066 R)
• M9: 1,518,568 km (0.096 R)
• M10: 1,753,437 km (0.047 R)
• M11: 1,853,817 km (0.106 R)
• M12: 2,228,410 km (0.032 R)
• M13: 2,465,074 km (0.109 R)
• M14: 2,946,180 km (0.074 R)
• M15: 3,101,613 km (0.11 R)
• M16: 3,224,433 km (0.051 R)
• M17: 3,348,898 km (0.034 R)
• M18: 3,438,956 km (0.086 R)
• M19: 3,788,117 km (0.084 R)
• M20: 3,882,065 km (0.107 R)
• M21: 4,033,907 km (0.109 R)
• M22: 4,226,589 km (0.079 R)
• M23: 5,007,041 km (0.108 R)
• M24: 5,488,447 km (0.08 R)
• M25: 5,767,148 km (0.034 R)
• M26: 6,205,170 km (0.079 R)
• M27: 6,361,051 km (0.071 R)
• M28: 6,473,100 km (0.063 R)
• M29: 7,043,816 km (0.082 R)
• M30: 7,822,024 km (0.118 R)
• M31: 8,258,102 km (0.097 R)
• M32: 8,479,058 km (0.103 R)
• M33: 8,826,723 km (0.111 R)
• M34: 9,179,176 km (0.118 R)
• M35: 9,331,766 km (0.084 R)
• M36: 9,510,685 km (0.069 R)
• M37: 9,820,203 km (0.103 R)
• M38: 10,133,012 km (0.104 R)
• M39: 10,822,060 km (0.109 R)
• M40: 11,226,572 km (0.068 R)
• M41: 11,444,387 km (0.074 R)
• M42: 11,773,652 km (0.105 R)
• M43: 12,078,382 km (0.105 R)
• M44: 12,357,532 km (0.073 R)
• M45: 13,036,407 km (0.074 R)
• M46: 13,150,700 km (0.118 R)
• M47: 13,351,610 km (0.088 R)
• M48: 13,553,567 km (0.043 R)
• M49: 13,843,787 km (0.099 R)
• M50: 15,025,161 km (0.115 R)
• M51: 15,115,070 km (0.117 R)
• M52: 15,416,210 km (0.108 R)
• M53: 15,506,866 km (0.079 R)
• M54: 15,719,146 km (0.101 R)
• M55: 16,085,361 km (0.076 R)
• M56: 16,208,181 km (0.105 R)
• M57: 16,485,386 km (0.113 R)
• M58: 16,578,137 km (0.079 R)
• M59: 16,795,203 km (0.063 R)
• M60: 17,673,193 km (0.052 R)
• M61: 18,181,676 km (0.032 R)
• M62: 18,856,363 km (0.057 R)
• M63: 19,213,004 km (0.029 R)
• M64: 19,441,141 km (0.101 R)
• M65: 19,834,284 km (0.118 R)
• M66: 19,965,930 km (0.093 R)
• M67: 20,197,059 km (0.066 R)
• M68: 20,362,664 km (0.107 R)
• M69: 21,029,721 km (0.088 R)
• M70: 21,231,229 km (0.115 R)
• M71: 21,941,520 km (0.06 R)
• M72: 22,350,969 km (0.118 R)
• M73: 22,969,855 km (0.114 R)
• M74: 23,073,527 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.3

Radius: 10.6

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.93 AU - 4.29 AU

Year: 5380 Days

Day: 6.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 43,180,520 km

• M1: 172,038 km (0.069 R)
• M2: 264,190 km (0.089 R)
• M3: 444,605 km (0.063 R)
• M4: 533,616 km (0.072 R)
• M5: 711,637 km (0.098 R)
• M6: 1,016,368 km (0.106 R)
• M7: 1,216,231 km (0.037 R)
• M8: 1,401,882 km (0.08 R)
• M9: 1,484,310 km (0.097 R)
• M10: 1,611,319 km (0.107 R)
• M11: 1,922,033 km (0.097 R)
• M12: 2,029,894 km (0.035 R)
• M13: 2,139,848 km (0.104 R)
• M14: 2,332,979 km (0.089 R)
• M15: 2,532,094 km (0.113 R)
• M16: 2,667,928 km (0.107 R)
• M17: 3,054,041 km (0.092 R)
• M18: 3,309,105 km (0.086 R)
• M19: 3,977,059 km (0.073 R)
• M20: 4,155,679 km (0.087 R)
• M21: 4,418,224 km (0.081 R)
• M22: 4,603,276 km (0.071 R)
• M23: 4,686,303 km (0.104 R)
• M24: 5,173,693 km (0.062 R)
• M25: 5,325,235 km (0.076 R)
• M26: 5,721,819 km (0.088 R)
• M27: 6,105,089 km (0.038 R)
• M28: 6,311,534 km (0.119 R)
• M29: 6,849,339 km (0.117 R)
• M30: 7,039,926 km (0.079 R)
• M31: 7,111,883 km (0.091 R)
• M32: 7,183,989 km (0.117 R)
• M33: 7,353,334 km (0.068 R)
• M34: 7,524,025 km (0.064 R)
• M35: 7,794,947 km (0.073 R)
• M36: 7,968,929 km (0.092 R)
• M37: 8,601,130 km (0.078 R)
• M38: 8,884,468 km (0.094 R)
• M39: 9,066,379 km (0.098 R)
• M40: 9,249,487 km (0.08 R)
• M41: 9,380,983 km (0.057 R)
• M42: 9,806,290 km (0.111 R)
• M43: 9,994,335 km (0.056 R)
• M44: 10,075,267 km (0.037 R)
• M45: 11,768,266 km (0.102 R)
• M46: 11,939,406 km (0.115 R)
• M47: 12,255,656 km (0.113 R)
• M48: 12,896,084 km (0.083 R)
• M49: 13,517,813 km (0.083 R)
• M50: 14,118,897 km (0.105 R)
• M51: 14,331,326 km (0.115 R)
• M52: 14,759,476 km (0.074 R)
• M53: 15,036,830 km (0.093 R)
• M54: 15,785,119 km (0.029 R)
• M55: 16,068,906 km (0.094 R)
• M56: 17,026,930 km (0.102 R)
• M57: 17,220,809 km (0.106 R)
• M58: 17,447,749 km (0.075 R)
• M59: 17,545,437 km (0.057 R)
• M60: 18,731,000 km (0.119 R)
• M61: 18,864,291 km (0.116 R)
• M62: 19,165,432 km (0.045 R)
• M63: 19,840,268 km (0.071 R)
• M64: 20,112,536 km (0.108 R)
• M65: 20,180,753 km (0.086 R)
• M66: 20,867,257 km (0.088 R)
• M67: 20,970,929 km (0.075 R)
• M68: 21,911,451 km (0.059 R)
• M69: 22,192,844 km (0.034 R)
• M70: 23,365,991 km (0.079 R)
• M71: 23,725,474 km (0.106 R)
• M72: 23,797,580 km (0.081 R)
• M73: 23,978,145 km (0.098 R)
• M74: 24,086,753 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 332.8

Radius: 3.1

Gravity: 34.63 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.38 AU - 8.86 AU

Year: 12267 Days

Day: 18.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 43,180,520 km

• M1: 49,517 km (0.104 R)
• M2: 535,411 km (0.098 R)
• M3: 1,051,523 km (0.091 R)
• M4: 1,107,623 km (0.119 R)
• M5: 1,362,089 km (0.059 R)
• M6: 1,423,274 km (0.119 R)
• M7: 1,831,976 km (0.085 R)
• M8: 2,014,186 km (0.064 R)
• M9: 2,037,373 km (0.061 R)
• M10: 2,595,224 km (0.096 R)
• M11: 3,415,918 km (0.119 R)
• M12: 3,471,419 km (0.101 R)
• M13: 4,921,920 km (0.111 R)
• M14: 5,758,022 km (0.104 R)
• M15: 6,158,645 km (0.061 R)
• M16: 6,602,502 km (0.043 R)
• M17: 6,671,766 km (0.053 R)
• M18: 7,811,552 km (0.058 R)
• M19: 8,328,712 km (0.107 R)
• M20: 9,866,578 km (0.076 R)
• M21: 9,945,715 km (0.045 R)
• M22: 11,323,063 km (0.049 R)
• M23: 11,364,501 km (0.054 R)
• M24: 12,288,268 km (0.073 R)
• M25: 12,330,754 km (0.082 R)
• M26: 12,888,455 km (0.096 R)
• M27: 13,895,249 km (0.093 R)
• M28: 14,028,391 km (0.103 R)
• M29: 14,206,562 km (0.044 R)
• M30: 16,590,553 km (0.115 R)
• M31: 16,779,047 km (0.034 R)
• M32: 18,506,603 km (0.114 R)
• M33: 18,653,209 km (0.028 R)
• M34: 18,849,182 km (0.103 R)
• M35: 19,939,003 km (0.109 R)
• M36: 21,560,195 km (0.108 R)
• M37: 21,972,038 km (0.069 R)
• M38: 23,804,462 km (0.103 R)
• M39: 24,443,843 km (0.074 R)
• M40: 24,658,217 km (0.055 R)
• M41: 25,142,914 km (0.085 R)
• M42: 26,285,991 km (0.06 R)
• M43: 29,074,945 km (0.04 R)
• M44: 29,758,008 km (0.11 R)
• M45: 30,446,607 km (0.092 R)
• M46: 30,504,203 km (0.101 R)
• M47: 30,734,883 km (0.089 R)
• M48: 31,024,205 km (0.032 R)
• M49: 33,074,593 km (0.069 R)
• M50: 33,728,037 km (0.117 R)
• M51: 34,866,626 km (0.113 R)
• M52: 36,078,668 km (0.064 R)
• M53: 37,551,160 km (0.043 R)
• M54: 38,170,495 km (0.069 R)
• M55: 38,980,717 km (0.103 R)
• M56: 40,301,517 km (0.107 R)
• M57: 40,554,636 km (0.047 R)
• M58: 41,062,671 km (0.1 R)
• M59: 42,599,490 km (0.114 R)
• M60: 42,792,770 km (0.036 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: 454 - 11,309 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit