🌌 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: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.57 AU - 0.77 AU

Year: 349 Days

Day: 29.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,770,534 km

• M1: 687,402 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.8

Radius: 10.3

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.66 AU - 0.78 AU

Year: 388 Days

Day: 13 Hours

Environment

Temp: -137 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 25,770,534 km

• M1: 130,150 km (0.066 R)
• M2: 200,312 km (0.06 R)
• M3: 268,229 km (0.118 R)
• M4: 436,975 km (0.109 R)
• M5: 602,580 km (0.044 R)
• M6: 671,844 km (0.073 R)
• M7: 747,690 km (0.113 R)
• M8: 819,348 km (0.059 R)
• M9: 962,662 km (0.113 R)
• M10: 1,240,615 km (0.107 R)
• M11: 1,371,364 km (0.096 R)
• M12: 1,502,262 km (0.086 R)
• M13: 1,576,462 km (0.077 R)
• M14: 1,656,497 km (0.089 R)
• M15: 1,742,965 km (0.089 R)
• M16: 1,845,739 km (0.084 R)
• M17: 1,950,607 km (0.114 R)
• M18: 2,177,098 km (0.111 R)
• M19: 2,261,471 km (0.099 R)
• M20: 2,395,810 km (0.109 R)
• M21: 2,499,631 km (0.09 R)
• M22: 2,599,413 km (0.083 R)
• M23: 2,734,649 km (0.093 R)
• M24: 2,808,850 km (0.067 R)
• M25: 2,930,323 km (0.118 R)
• M26: 2,994,501 km (0.117 R)
• M27: 3,082,913 km (0.115 R)
• M28: 3,178,356 km (0.109 R)
• M29: 3,329,151 km (0.098 R)
• M30: 3,427,138 km (0.076 R)
• M31: 3,507,322 km (0.118 R)
• M32: 3,600,671 km (0.09 R)
• M33: 3,739,199 km (0.097 R)
• M34: 3,815,494 km (0.035 R)
• M35: 3,943,849 km (0.107 R)
• M36: 4,297,498 km (0.049 R)
• M37: 4,397,579 km (0.119 R)
• M38: 4,478,212 km (0.113 R)
• M39: 4,545,830 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.1

Radius: 13.3

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.82 AU - 0.9 AU

Year: 507 Days

Day: 10.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 25,770,534 km

• M1: 174,880 km (0.088 R)
• M2: 292,165 km (0.116 R)
• M3: 396,734 km (0.084 R)
• M4: 509,530 km (0.05 R)
• M5: 624,122 km (0.108 R)
• M6: 740,509 km (0.075 R)
• M7: 842,535 km (0.063 R)
• M8: 926,160 km (0.115 R)
• M9: 1,077,553 km (0.037 R)
• M10: 1,195,736 km (0.077 R)
• M11: 1,318,556 km (0.092 R)
• M12: 1,519,765 km (0.049 R)
• M13: 1,606,831 km (0.041 R)
• M14: 1,707,510 km (0.119 R)
• M15: 1,865,934 km (0.109 R)
• M16: 2,100,055 km (0.104 R)
• M17: 2,243,968 km (0.105 R)
• M18: 2,350,781 km (0.032 R)
• M19: 2,583,555 km (0.114 R)
• M20: 2,688,723 km (0.056 R)
• M21: 2,954,558 km (0.065 R)
• M22: 3,168,932 km (0.114 R)
• M23: 3,274,249 km (0.11 R)
• M24: 3,535,147 km (0.098 R)
• M25: 3,636,874 km (0.104 R)
• M26: 3,850,948 km (0.106 R)
• M27: 3,963,745 km (0.117 R)
• M28: 4,118,579 km (0.118 R)
• M29: 4,233,919 km (0.097 R)
• M30: 4,535,658 km (0.105 R)
• M31: 4,870,458 km (0.099 R)
• M32: 4,957,673 km (0.104 R)
• M33: 5,062,990 km (0.049 R)
• M34: 5,204,660 km (0.092 R)
• M35: 5,302,796 km (0.091 R)
• M36: 5,519,114 km (0.102 R)
• M37: 5,830,577 km (0.068 R)
• M38: 6,016,378 km (0.081 R)
• M39: 6,147,724 km (0.115 R)
• M40: 6,337,115 km (0.083 R)
• M41: 6,470,706 km (0.107 R)
• M42: 6,566,898 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.7

Radius: 12.4

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.92 AU - 1.14 AU

Year: 665 Days

Day: 13.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 25,770,534 km

• M1: 169,345 km (0.092 R)
• M2: 250,277 km (0.077 R)
• M3: 328,966 km (0.082 R)
• M4: 429,495 km (0.112 R)
• M5: 560,992 km (0.069 R)
• M6: 644,168 km (0.118 R)
• M7: 927,656 km (0.059 R)
• M8: 1,029,533 km (0.109 R)
• M9: 1,227,750 km (0.109 R)
• M10: 1,365,230 km (0.095 R)
• M11: 1,584,690 km (0.098 R)
• M12: 1,708,856 km (0.093 R)
• M13: 1,802,505 km (0.105 R)
• M14: 2,016,280 km (0.078 R)
• M15: 2,216,741 km (0.091 R)
• M16: 2,378,905 km (0.109 R)
• M17: 2,715,351 km (0.109 R)
• M18: 2,817,825 km (0.082 R)
• M19: 2,921,497 km (0.093 R)
• M20: 3,010,208 km (0.088 R)
• M21: 3,182,396 km (0.072 R)
• M22: 3,307,310 km (0.053 R)
• M23: 3,459,451 km (0.109 R)
• M24: 3,579,428 km (0.054 R)
• M25: 3,674,722 km (0.111 R)
• M26: 3,814,746 km (0.117 R)
• M27: 4,209,385 km (0.036 R)
• M28: 4,337,740 km (0.081 R)
• M29: 4,467,292 km (0.09 R)
• M30: 4,560,790 km (0.066 R)
• M31: 4,759,157 km (0.104 R)
• M32: 5,018,410 km (0.09 R)
• M33: 5,125,373 km (0.069 R)
• M34: 5,292,174 km (0.106 R)
• M35: 5,510,886 km (0.041 R)
• M36: 5,702,072 km (0.087 R)
• M37: 5,936,492 km (0.055 R)
• M38: 6,080,854 km (0.04 R)
• M39: 6,205,469 km (0.078 R)
• M40: 6,393,963 km (0.107 R)
• M41: 6,541,915 km (0.11 R)
• M42: 6,627,036 km (0.077 R)
• M43: 6,733,849 km (0.085 R)
• M44: 6,830,639 km (0.115 R)
• M45: 6,916,957 km (0.081 R)
• M46: 7,211,066 km (0.083 R)
• M47: 7,365,152 km (0.037 R)
• M48: 7,531,505 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.7

Radius: 9

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.26 AU - 1.92 AU

Year: 1275 Days

Day: 7.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 25,770,534 km

• M1: 112,348 km (0.078 R)
• M2: 199,115 km (0.074 R)
• M3: 330,013 km (0.026 R)
• M4: 424,559 km (0.117 R)
• M5: 512,522 km (0.053 R)
• M6: 651,050 km (0.05 R)
• M7: 722,109 km (0.105 R)
• M8: 802,742 km (0.104 R)
• M9: 886,667 km (0.111 R)
• M10: 966,552 km (0.102 R)
• M11: 1,026,092 km (0.108 R)
• M12: 1,094,757 km (0.085 R)
• M13: 1,244,953 km (0.118 R)
• M14: 1,335,161 km (0.056 R)
• M15: 1,427,612 km (0.096 R)
• M16: 1,487,601 km (0.103 R)
• M17: 1,709,006 km (0.118 R)
• M18: 1,893,909 km (0.117 R)
• M19: 1,988,754 km (0.103 R)
• M20: 2,104,842 km (0.105 R)
• M21: 2,193,404 km (0.093 R)
• M22: 2,303,358 km (0.071 R)
• M23: 2,384,590 km (0.119 R)
• M24: 2,508,158 km (0.111 R)
• M25: 2,686,927 km (0.112 R)
• M26: 2,750,955 km (0.053 R)
• M27: 2,946,480 km (0.104 R)
• M28: 3,135,272 km (0.111 R)
• M29: 3,362,511 km (0.1 R)
• M30: 3,548,312 km (0.045 R)
• M31: 3,630,591 km (0.114 R)
• M32: 4,526,832 km (0.046 R)
• M33: 4,616,291 km (0.104 R)
• M34: 4,797,005 km (0.031 R)
• M35: 4,966,799 km (0.118 R)
• M36: 5,085,580 km (0.033 R)
• M37: 5,762,660 km (0.11 R)
• M38: 6,097,759 km (0.1 R)
• M39: 6,267,702 km (0.111 R)
• M40: 6,511,098 km (0.084 R)
• M41: 6,786,956 km (0.037 R)
• M42: 7,036,934 km (0.077 R)
• M43: 7,125,945 km (0.095 R)
• M44: 7,290,054 km (0.101 R)
• M45: 7,350,043 km (0.08 R)
• M46: 7,759,193 km (0.065 R)
• M47: 7,928,089 km (0.1 R)
• M48: 8,051,657 km (0.088 R)
• M49: 8,160,265 km (0.101 R)
• M50: 8,269,471 km (0.12 R)
• M51: 8,441,957 km (0.088 R)
• M52: 8,536,503 km (0.09 R)
• M53: 8,806,527 km (0.053 R)
• M54: 8,902,420 km (0.06 R)
• M55: 9,095,401 km (0.089 R)
• M56: 9,354,804 km (0.091 R)
• M57: 9,420,178 km (0.114 R)
• M58: 9,699,178 km (0.107 R)
• M59: 9,847,878 km (0.086 R)
• M60: 10,349,480 km (0.106 R)
• M61: 10,552,335 km (0.081 R)
• M62: 11,325,157 km (0.096 R)
• M63: 11,569,301 km (0.11 R)
• M64: 11,639,313 km (0.042 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937

Radius: 13.9

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.8 AU - 2.12 AU

Year: 1745 Days

Day: 9.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 25,770,534 km

• M1: 175,628 km (0.096 R)
• M2: 356,641 km (0.093 R)
• M3: 445,353 km (0.099 R)
• M4: 609,312 km (0.108 R)
• M5: 805,734 km (0.086 R)
• M6: 899,382 km (0.072 R)
• M7: 1,052,571 km (0.041 R)
• M8: 1,176,138 km (0.119 R)
• M9: 1,491,640 km (0.066 R)
• M10: 1,698,833 km (0.061 R)
• M11: 1,800,410 km (0.097 R)
• M12: 1,892,563 km (0.097 R)
• M13: 2,033,783 km (0.066 R)
• M14: 2,154,359 km (0.081 R)
• M15: 2,339,860 km (0.077 R)
• M16: 2,543,762 km (0.036 R)
• M17: 2,687,526 km (0.107 R)
• M18: 3,010,508 km (0.081 R)
• M19: 3,577,035 km (0.079 R)
• M20: 3,724,089 km (0.098 R)
• M21: 3,828,060 km (0.104 R)
• M22: 4,238,856 km (0.098 R)
• M23: 4,363,321 km (0.055 R)
• M24: 4,520,548 km (0.1 R)
• M25: 4,954,981 km (0.096 R)
• M26: 5,218,722 km (0.04 R)
• M27: 5,606,180 km (0.109 R)
• M28: 5,863,937 km (0.118 R)
• M29: 5,985,560 km (0.11 R)
• M30: 6,107,931 km (0.077 R)
• M31: 6,606,392 km (0.093 R)
• M32: 6,878,809 km (0.119 R)
• M33: 7,285,267 km (0.063 R)
• M34: 8,140,817 km (0.103 R)
• M35: 8,296,249 km (0.069 R)
• M36: 8,472,326 km (0.1 R)
• M37: 8,848,265 km (0.117 R)
• M38: 8,948,047 km (0.034 R)
• M39: 9,048,278 km (0.03 R)
• M40: 9,169,003 km (0.096 R)
• M41: 9,884,231 km (0.063 R)
• M42: 10,029,340 km (0.111 R)
• M43: 10,384,935 km (0.082 R)
• M44: 10,851,381 km (0.064 R)
• M45: 11,542,074 km (0.069 R)
• M46: 11,848,750 km (0.1 R)
• M47: 12,762,344 km (0.1 R)
• M48: 13,307,628 km (0.091 R)
• M49: 13,445,258 km (0.042 R)
• M50: 13,652,451 km (0.118 R)
• M51: 13,767,941 km (0.07 R)
• M52: 14,186,815 km (0.079 R)
• M53: 14,350,774 km (0.094 R)
• M54: 15,084,552 km (0.109 R)
• M55: 15,251,952 km (0.06 R)
• M56: 15,468,121 km (0.075 R)
• M57: 15,952,219 km (0.091 R)
• M58: 16,220,448 km (0.108 R)
• M59: 16,342,969 km (0.063 R)
• M60: 16,515,007 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.1

Radius: 12.6

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.98 AU - 3 AU

Year: 3287 Days

Day: 13.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 25,770,534 km

• M1: 175,030 km (0.075 R)
• M2: 377,136 km (0.119 R)
• M3: 523,742 km (0.07 R)
• M4: 610,958 km (0.098 R)
• M5: 758,162 km (0.115 R)
• M6: 930,499 km (0.112 R)
• M7: 1,116,748 km (0.118 R)
• M8: 1,208,152 km (0.066 R)
• M9: 1,316,012 km (0.102 R)
• M10: 1,556,416 km (0.096 R)
• M11: 1,904,680 km (0.117 R)
• M12: 2,294,831 km (0.092 R)
• M13: 2,379,354 km (0.117 R)
• M14: 2,516,685 km (0.105 R)
• M15: 2,945,283 km (0.056 R)
• M16: 3,168,184 km (0.112 R)
• M17: 3,301,027 km (0.107 R)
• M18: 3,690,430 km (0.108 R)
• M19: 3,850,500 km (0.095 R)
• M20: 4,428,695 km (0.056 R)
• M21: 4,577,695 km (0.072 R)
• M22: 4,771,574 km (0.078 R)
• M23: 4,924,313 km (0.12 R)
• M24: 5,369,666 km (0.044 R)
• M25: 5,991,694 km (0.081 R)
• M26: 6,180,337 km (0.116 R)
• M27: 6,660,845 km (0.113 R)
• M28: 7,228,420 km (0.101 R)
• M29: 7,734,659 km (0.072 R)
• M30: 8,017,997 km (0.075 R)
• M31: 8,174,028 km (0.11 R)
• M32: 8,621,475 km (0.092 R)
• M33: 8,701,360 km (0.105 R)
• M34: 8,969,140 km (0.098 R)
• M35: 9,239,763 km (0.1 R)
• M36: 10,151,712 km (0.071 R)
• M37: 10,689,965 km (0.093 R)
• M38: 11,150,427 km (0.083 R)
• M39: 11,735,055 km (0.051 R)
• M40: 12,031,110 km (0.096 R)
• M41: 12,359,776 km (0.09 R)
• M42: 13,209,492 km (0.03 R)
• M43: 13,921,727 km (0.113 R)
• M44: 14,078,207 km (0.089 R)
• M45: 14,235,285 km (0.06 R)
• M46: 14,837,416 km (0.073 R)
• M47: 15,383,299 km (0.1 R)
• M48: 15,675,014 km (0.077 R)
• M49: 15,772,702 km (0.113 R)
• M50: 15,870,539 km (0.041 R)
• M51: 16,329,655 km (0.063 R)
• M52: 16,893,340 km (0.091 R)
• M53: 17,160,671 km (0.09 R)
• M54: 17,463,307 km (0.08 R)
• M55: 17,564,436 km (0.076 R)
• M56: 17,699,822 km (0.071 R)
• M57: 17,801,548 km (0.092 R)
• M58: 18,415,797 km (0.116 R)
• M59: 18,518,870 km (0.064 R)
• M60: 19,525,065 km (0.077 R)
• M61: 21,229,284 km (0.095 R)
• M62: 21,590,264 km (0.12 R)
• M63: 22,099,046 km (0.09 R)
• M64: 22,318,357 km (0.086 R)
• M65: 23,612,079 km (0.04 R)
• M66: 24,173,969 km (0.052 R)
• M67: 24,513,107 km (0.08 R)
• M68: 24,702,348 km (0.062 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: 521 - 18,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit