🌌 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: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.48 AU - 0.72 AU

Year: 296 Days

Day: 26.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,576,622 km

• M1: 194,477 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.8

Radius: 13.4

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.67 AU - 0.91 AU

Year: 446 Days

Day: 12.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 20,576,622 km

• M1: 168,447 km (0.081 R)
• M2: 266,434 km (0.101 R)
• M3: 355,295 km (0.061 R)
• M4: 458,817 km (0.041 R)
• M5: 559,496 km (0.111 R)
• M6: 688,001 km (0.108 R)
• M7: 782,247 km (0.119 R)
• M8: 868,116 km (0.07 R)
• M9: 1,039,705 km (0.106 R)
• M10: 1,200,224 km (0.112 R)
• M11: 1,293,573 km (0.11 R)
• M12: 1,406,070 km (0.103 R)
• M13: 1,619,696 km (0.118 R)
• M14: 1,706,463 km (0.117 R)
• M15: 1,799,363 km (0.097 R)
• M16: 1,935,348 km (0.118 R)
• M17: 2,041,861 km (0.077 R)
• M18: 2,184,129 km (0.073 R)
• M19: 2,334,475 km (0.117 R)
• M20: 2,418,549 km (0.074 R)
• M21: 2,508,756 km (0.077 R)
• M22: 2,605,097 km (0.081 R)
• M23: 2,775,639 km (0.118 R)
• M24: 2,880,806 km (0.111 R)
• M25: 3,019,633 km (0.115 R)
• M26: 3,117,021 km (0.119 R)
• M27: 3,243,132 km (0.087 R)
• M28: 3,421,453 km (0.046 R)
• M29: 3,654,826 km (0.113 R)
• M30: 3,881,616 km (0.086 R)
• M31: 4,047,520 km (0.119 R)
• M32: 4,185,449 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.3

Radius: 13.5

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.91 AU - 1.33 AU

Year: 754 Days

Day: 7.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 20,576,622 km

• M1: 190,288 km (0.099 R)
• M2: 343,926 km (0.092 R)
• M3: 442,959 km (0.114 R)
• M4: 574,157 km (0.104 R)
• M5: 716,275 km (0.101 R)
• M6: 811,419 km (0.067 R)
• M7: 922,869 km (0.036 R)
• M8: 1,137,841 km (0.061 R)
• M9: 1,245,402 km (0.092 R)
• M10: 1,390,213 km (0.088 R)
• M11: 1,513,033 km (0.114 R)
• M12: 1,632,562 km (0.069 R)
• M13: 1,719,029 km (0.105 R)
• M14: 1,934,600 km (0.071 R)
• M15: 2,034,232 km (0.12 R)
• M16: 2,119,951 km (0.075 R)
• M17: 2,287,052 km (0.061 R)
• M18: 2,376,362 km (0.096 R)
• M19: 2,475,246 km (0.111 R)
• M20: 2,634,718 km (0.043 R)
• M21: 2,841,163 km (0.092 R)
• M22: 3,044,167 km (0.118 R)
• M23: 3,297,885 km (0.096 R)
• M24: 3,408,887 km (0.1 R)
• M25: 3,549,209 km (0.09 R)
• M26: 3,672,478 km (0.108 R)
• M27: 4,011,766 km (0.105 R)
• M28: 4,310,663 km (0.088 R)
• M29: 4,422,113 km (0.079 R)
• M30: 4,544,783 km (0.058 R)
• M31: 4,793,714 km (0.074 R)
• M32: 5,025,890 km (0.108 R)
• M33: 5,164,717 km (0.055 R)
• M34: 5,370,264 km (0.054 R)
• M35: 5,534,224 km (0.057 R)
• M36: 5,722,268 km (0.059 R)
• M37: 5,980,175 km (0.105 R)
• M38: 6,207,414 km (0.093 R)
• M39: 6,472,501 km (0.037 R)
• M40: 6,741,179 km (0.088 R)
• M41: 6,871,030 km (0.116 R)
• M42: 6,966,025 km (0.114 R)
• M43: 7,109,340 km (0.084 R)
• M44: 7,338,224 km (0.116 R)
• M45: 7,484,082 km (0.079 R)
• M46: 7,655,372 km (0.069 R)
• M47: 8,051,956 km (0.103 R)
• M48: 8,227,733 km (0.083 R)
• M49: 8,379,276 km (0.105 R)
• M50: 8,506,285 km (0.078 R)
• M51: 8,698,069 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.2

Radius: 14.9

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.25 AU - 1.49 AU

Year: 1020 Days

Day: 14.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 20,576,622 km

• M1: 192,383 km (0.089 R)
• M2: 331,658 km (0.108 R)
• M3: 467,793 km (0.105 R)
• M4: 599,439 km (0.084 R)
• M5: 695,929 km (0.106 R)
• M6: 840,890 km (0.101 R)
• M7: 1,003,802 km (0.096 R)
• M8: 1,157,738 km (0.086 R)
• M9: 1,305,690 km (0.073 R)
• M10: 1,400,834 km (0.108 R)
• M11: 1,559,707 km (0.09 R)
• M12: 1,653,356 km (0.085 R)
• M13: 1,757,177 km (0.104 R)
• M14: 1,997,132 km (0.081 R)
• M15: 2,204,025 km (0.057 R)
• M16: 2,454,751 km (0.091 R)
• M17: 2,565,155 km (0.077 R)
• M18: 2,877,515 km (0.05 R)
• M19: 2,984,478 km (0.119 R)
• M20: 3,132,579 km (0.114 R)
• M21: 3,910,040 km (0.085 R)
• M22: 4,018,199 km (0.104 R)
• M23: 4,193,378 km (0.051 R)
• M24: 4,293,160 km (0.027 R)
• M25: 4,483,598 km (0.082 R)
• M26: 4,665,658 km (0.112 R)
• M27: 4,931,494 km (0.104 R)
• M28: 5,143,025 km (0.114 R)
• M29: 5,442,071 km (0.041 R)
• M30: 5,551,128 km (0.043 R)
• M31: 5,820,853 km (0.103 R)
• M32: 5,919,887 km (0.096 R)
• M33: 6,069,784 km (0.087 R)
• M34: 6,170,314 km (0.062 R)
• M35: 6,296,874 km (0.071 R)
• M36: 6,501,224 km (0.098 R)
• M37: 6,681,789 km (0.061 R)
• M38: 7,220,192 km (0.077 R)
• M39: 7,474,508 km (0.12 R)
• M40: 7,745,430 km (0.077 R)
• M41: 7,841,172 km (0.086 R)
• M42: 7,964,591 km (0.097 R)
• M43: 8,061,081 km (0.086 R)
• M44: 8,381,071 km (0.065 R)
• M45: 8,549,668 km (0.116 R)
• M46: 8,847,517 km (0.109 R)
• M47: 9,047,829 km (0.053 R)
• M48: 9,497,071 km (0.107 R)
• M49: 9,790,881 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.9

Radius: 8.6

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.64 AU - 2.68 AU

Year: 2018 Days

Day: 11.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 20,576,622 km

• M1: 108,010 km (0.113 R)
• M2: 218,712 km (0.108 R)
• M3: 334,202 km (0.099 R)
• M4: 390,750 km (0.084 R)
• M5: 445,502 km (0.11 R)
• M6: 503,546 km (0.108 R)
• M7: 564,433 km (0.108 R)
• M8: 681,269 km (0.079 R)
• M9: 763,847 km (0.064 R)
• M10: 835,504 km (0.11 R)
• M11: 993,779 km (0.081 R)
• M12: 1,121,086 km (0.081 R)
• M13: 1,220,270 km (0.11 R)
• M14: 1,288,038 km (0.111 R)
• M15: 1,348,475 km (0.088 R)
• M16: 1,517,371 km (0.081 R)
• M17: 1,637,049 km (0.07 R)
• M18: 1,721,871 km (0.027 R)
• M19: 1,895,854 km (0.084 R)
• M20: 1,974,991 km (0.055 R)
• M21: 2,045,302 km (0.092 R)
• M22: 2,177,995 km (0.106 R)
• M23: 2,377,110 km (0.111 R)
• M24: 2,462,830 km (0.082 R)
• M25: 2,782,072 km (0.094 R)
• M26: 2,838,470 km (0.082 R)
• M27: 2,998,390 km (0.102 R)
• M28: 3,056,284 km (0.12 R)
• M29: 3,291,452 km (0.115 R)
• M30: 3,411,430 km (0.071 R)
• M31: 3,792,156 km (0.113 R)
• M32: 3,930,534 km (0.076 R)
• M33: 4,070,708 km (0.086 R)
• M34: 5,055,810 km (0.075 R)
• M35: 5,180,425 km (0.097 R)
• M36: 5,404,672 km (0.106 R)
• M37: 5,689,506 km (0.066 R)
• M38: 5,877,252 km (0.047 R)
• M39: 5,964,617 km (0.077 R)
• M40: 6,318,416 km (0.079 R)
• M41: 6,407,875 km (0.116 R)
• M42: 6,694,206 km (0.088 R)
• M43: 6,831,237 km (0.057 R)
• M44: 6,892,423 km (0.098 R)
• M45: 6,984,575 km (0.061 R)
• M46: 7,294,841 km (0.057 R)
• M47: 7,420,204 km (0.105 R)
• M48: 7,800,631 km (0.12 R)
• M49: 7,993,313 km (0.081 R)
• M50: 8,366,859 km (0.085 R)
• M51: 8,663,213 km (0.104 R)
• M52: 9,097,346 km (0.09 R)
• M53: 9,368,118 km (0.089 R)
• M54: 9,607,175 km (0.078 R)
• M55: 10,073,921 km (0.109 R)
• M56: 10,283,657 km (0.102 R)
• M57: 10,353,968 km (0.103 R)
• M58: 10,495,039 km (0.113 R)
• M59: 10,636,708 km (0.09 R)
• M60: 10,778,975 km (0.12 R)
• M61: 10,993,499 km (0.103 R)
• M62: 11,227,619 km (0.112 R)
• M63: 11,372,580 km (0.076 R)
• M64: 11,700,797 km (0.112 R)
• M65: 11,792,651 km (0.091 R)
• M66: 12,385,507 km (0.09 R)
• M67: 12,553,954 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.7

Radius: 9.6

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.65 AU - 2.67 AU

Year: 2758 Days

Day: 10.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 20,576,622 km

• M1: 124,465 km (0.087 R)
• M2: 229,782 km (0.063 R)
• M3: 312,360 km (0.043 R)
• M4: 394,490 km (0.07 R)
• M5: 470,037 km (0.056 R)
• M6: 674,387 km (0.111 R)
• M7: 758,760 km (0.102 R)
• M8: 1,056,161 km (0.087 R)
• M9: 1,178,532 km (0.075 R)
• M10: 1,305,690 km (0.114 R)
• M11: 1,474,437 km (0.112 R)
• M12: 1,741,319 km (0.096 R)
• M13: 2,677,054 km (0.091 R)
• M14: 2,738,239 km (0.107 R)
• M15: 2,830,841 km (0.072 R)
• M16: 3,276,941 km (0.117 R)
• M17: 3,425,043 km (0.119 R)
• M18: 3,609,049 km (0.115 R)
• M19: 3,710,925 km (0.049 R)
• M20: 3,987,082 km (0.113 R)
• M21: 4,305,876 km (0.057 R)
• M22: 4,432,136 km (0.033 R)
• M23: 4,614,646 km (0.113 R)
• M24: 4,743,748 km (0.099 R)
• M25: 4,911,747 km (0.107 R)
• M26: 5,311,173 km (0.113 R)
• M27: 5,701,474 km (0.032 R)
• M28: 6,020,417 km (0.106 R)
• M29: 6,182,132 km (0.055 R)
• M30: 6,263,513 km (0.108 R)
• M31: 6,509,751 km (0.081 R)
• M32: 6,717,393 km (0.114 R)
• M33: 6,801,168 km (0.12 R)
• M34: 6,885,242 km (0.086 R)
• M35: 6,948,522 km (0.068 R)
• M36: 7,075,530 km (0.111 R)
• M37: 7,203,437 km (0.111 R)
• M38: 7,289,156 km (0.109 R)
• M39: 8,524,236 km (0.066 R)
• M40: 8,660,520 km (0.109 R)
• M41: 8,866,067 km (0.105 R)
• M42: 8,935,032 km (0.047 R)
• M43: 9,073,260 km (0.083 R)
• M44: 9,142,823 km (0.042 R)
• M45: 9,846,981 km (0.096 R)
• M46: 9,989,847 km (0.067 R)
• M47: 10,133,461 km (0.078 R)
• M48: 10,205,567 km (0.028 R)
• M49: 10,544,107 km (0.075 R)
• M50: 11,083,706 km (0.06 R)
• M51: 11,381,855 km (0.061 R)
• M52: 12,036,794 km (0.046 R)
• M53: 12,138,670 km (0.102 R)
• M54: 12,368,902 km (0.031 R)
• M55: 12,471,675 km (0.068 R)
• M56: 12,678,120 km (0.082 R)
• M57: 12,833,702 km (0.093 R)
• M58: 12,963,852 km (0.056 R)
• M59: 13,488,791 km (0.091 R)
• M60: 13,807,135 km (0.106 R)
• M61: 13,940,427 km (0.076 R)
• M62: 14,262,362 km (0.073 R)
• M63: 14,451,154 km (0.113 R)
• M64: 14,749,602 km (0.036 R)
• M65: 14,913,262 km (0.104 R)
• M66: 15,297,579 km (0.073 R)
• M67: 15,380,307 km (0.08 R)
• M68: 15,796,338 km (0.097 R)
• M69: 16,019,838 km (0.056 R)
• M70: 16,103,912 km (0.068 R)
• M71: 16,328,757 km (0.11 R)
• M72: 17,066,723 km (0.101 R)
• M73: 17,209,889 km (0.105 R)
• M74: 17,931,848 km (0.101 R)
• M75: 18,428,363 km (0.072 R)
• M76: 18,781,564 km (0.1 R)
• M77: 19,196,548 km (0.09 R)
• M78: 19,884,699 km (0.08 R)
• M79: 20,095,781 km (0.114 R)
• M80: 20,307,612 km (0.101 R)

Asteroid Belt

Center: 4.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.9

Radius: 14

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.73 AU - 6.21 AU

Year: 8134 Days

Day: 10 Hours

Environment

Temp: -223 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 20,576,622 km

• M1: 183,557 km (0.115 R)
• M2: 285,433 km (0.106 R)
• M3: 610,060 km (0.079 R)
• M4: 780,901 km (0.1 R)
• M5: 1,119,441 km (0.106 R)
• M6: 1,667,717 km (0.081 R)
• M7: 1,758,224 km (0.106 R)
• M8: 1,903,932 km (0.083 R)
• M9: 2,454,003 km (0.114 R)
• M10: 2,847,745 km (0.098 R)
• M11: 3,443,145 km (0.075 R)
• M12: 3,560,130 km (0.1 R)
• M13: 3,661,557 km (0.08 R)
• M14: 3,764,032 km (0.117 R)
• M15: 3,936,818 km (0.081 R)
• M16: 4,112,296 km (0.075 R)
• M17: 4,398,776 km (0.033 R)
• M18: 4,765,889 km (0.06 R)
• M19: 5,258,365 km (0.064 R)
• M20: 5,471,692 km (0.103 R)
• M21: 5,589,276 km (0.098 R)
• M22: 6,067,989 km (0.059 R)
• M23: 6,230,602 km (0.12 R)
• M24: 6,353,571 km (0.092 R)
• M25: 7,193,563 km (0.12 R)
• M26: 7,322,666 km (0.104 R)
• M27: 7,802,576 km (0.048 R)
• M28: 8,202,750 km (0.083 R)
• M29: 8,587,067 km (0.074 R)
• M30: 8,678,322 km (0.12 R)
• M31: 9,798,960 km (0.025 R)
• M32: 10,206,764 km (0.118 R)
• M33: 10,595,718 km (0.104 R)
• M34: 11,893,330 km (0.097 R)
• M35: 12,123,112 km (0.071 R)
• M36: 12,690,836 km (0.105 R)
• M37: 13,030,423 km (0.088 R)
• M38: 13,425,960 km (0.094 R)
• M39: 14,391,465 km (0.091 R)
• M40: 14,608,980 km (0.086 R)
• M41: 14,855,218 km (0.112 R)
• M42: 14,965,023 km (0.096 R)
• M43: 15,741,436 km (0.059 R)
• M44: 16,275,800 km (0.113 R)
• M45: 16,987,885 km (0.107 R)
• M46: 17,420,223 km (0.108 R)
• M47: 17,681,272 km (0.117 R)
• M48: 17,768,637 km (0.092 R)
• M49: 18,148,615 km (0.056 R)
• M50: 19,665,388 km (0.091 R)
• M51: 19,816,332 km (0.083 R)
• M52: 20,210,523 km (0.071 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 18,354 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit