🌌 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: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.49 AU - 0.65 AU

Year: 278 Days

Day: 26.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 163.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.2

Radius: 14.7

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.63 AU - 0.89 AU

Year: 428 Days

Day: 5.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 144.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,405,402 km

• M1: 183,257 km (0.12 R)
• M2: 288,125 km (0.084 R)
• M3: 381,325 km (0.115 R)
• M4: 474,973 km (0.076 R)
• M5: 608,714 km (0.116 R)
• M6: 723,007 km (0.11 R)
• M7: 864,825 km (0.054 R)
• M8: 1,001,109 km (0.07 R)
• M9: 1,116,000 km (0.1 R)
• M10: 1,240,017 km (0.086 R)
• M11: 1,333,216 km (0.096 R)
• M12: 1,428,809 km (0.106 R)
• M13: 1,526,945 km (0.114 R)
• M14: 1,637,199 km (0.099 R)
• M15: 1,755,381 km (0.099 R)
• M16: 1,856,210 km (0.111 R)
• M17: 1,969,456 km (0.053 R)
• M18: 2,079,859 km (0.078 R)
• M19: 2,224,969 km (0.097 R)
• M20: 2,379,205 km (0.091 R)
• M21: 2,588,642 km (0.105 R)
• M22: 2,692,762 km (0.066 R)
• M23: 2,810,346 km (0.065 R)
• M24: 2,923,591 km (0.103 R)
• M25: 3,278,886 km (0.119 R)
• M26: 3,398,415 km (0.119 R)
• M27: 3,493,858 km (0.066 R)
• M28: 3,654,826 km (0.113 R)
• M29: 3,798,739 km (0.1 R)
• M30: 4,024,781 km (0.066 R)
• M31: 4,173,481 km (0.096 R)
• M32: 4,289,719 km (0.109 R)
• M33: 4,393,241 km (0.084 R)
• M34: 4,666,107 km (0.119 R)
• M35: 4,786,833 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.3

Radius: 14.8

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.14 AU - 1.72 AU

Year: 1104 Days

Day: 8.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 58,405,402 km

• M1: 235,168 km (0.064 R)
• M2: 332,706 km (0.109 R)
• M3: 426,653 km (0.072 R)
• M4: 571,763 km (0.11 R)
• M5: 672,592 km (0.114 R)
• M6: 844,181 km (0.075 R)
• M7: 970,142 km (0.099 R)
• M8: 1,117,496 km (0.092 R)
• M9: 1,342,192 km (0.083 R)
• M10: 1,533,229 km (0.091 R)
• M11: 1,767,948 km (0.09 R)
• M12: 1,863,690 km (0.093 R)
• M13: 2,096,913 km (0.073 R)
• M14: 2,292,737 km (0.091 R)
• M15: 2,436,351 km (0.099 R)
• M16: 2,813,936 km (0.099 R)
• M17: 3,051,946 km (0.058 R)
• M18: 3,168,034 km (0.048 R)
• M19: 3,329,001 km (0.096 R)
• M20: 3,525,723 km (0.09 R)
• M21: 3,726,483 km (0.057 R)
• M22: 3,873,837 km (0.088 R)
• M23: 4,057,842 km (0.07 R)
• M24: 4,292,113 km (0.081 R)
• M25: 4,482,850 km (0.113 R)
• M26: 4,676,280 km (0.094 R)
• M27: 4,959,469 km (0.039 R)
• M28: 5,248,342 km (0.087 R)
• M29: 5,439,827 km (0.092 R)
• M30: 5,764,006 km (0.117 R)
• M31: 5,882,338 km (0.101 R)
• M32: 6,121,395 km (0.104 R)
• M33: 6,255,585 km (0.091 R)
• M34: 6,363,744 km (0.109 R)
• M35: 6,458,888 km (0.054 R)
• M36: 6,595,471 km (0.101 R)
• M37: 6,719,338 km (0.046 R)
• M38: 6,997,440 km (0.056 R)
• M39: 7,208,523 km (0.112 R)
• M40: 7,464,635 km (0.106 R)
• M41: 7,694,866 km (0.106 R)
• M42: 8,029,965 km (0.108 R)
• M43: 8,729,634 km (0.069 R)
• M44: 9,094,503 km (0.117 R)
• M45: 9,232,732 km (0.118 R)
• M46: 9,402,525 km (0.116 R)
• M47: 9,933,897 km (0.049 R)
• M48: 10,028,742 km (0.12 R)
• M49: 10,123,886 km (0.117 R)
• M50: 10,283,058 km (0.113 R)
• M51: 10,765,811 km (0.082 R)
• M52: 11,009,805 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.2

Radius: 13.3

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.09 AU - 2.81 AU

Year: 2476 Days

Day: 10.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 58,405,402 km

• M1: 165,754 km (0.107 R)
• M2: 253,718 km (0.065 R)
• M3: 428,897 km (0.087 R)
• M4: 597,494 km (0.07 R)
• M5: 714,779 km (0.083 R)
• M6: 804,089 km (0.112 R)
• M7: 897,737 km (0.101 R)
• M8: 995,723 km (0.066 R)
• M9: 1,118,394 km (0.114 R)
• M10: 1,534,425 km (0.116 R)
• M11: 1,654,104 km (0.097 R)
• M12: 1,752,240 km (0.099 R)
• M13: 1,844,093 km (0.095 R)
• M14: 2,156,154 km (0.106 R)
• M15: 2,255,038 km (0.091 R)
• M16: 2,429,469 km (0.078 R)
• M17: 2,608,538 km (0.058 R)
• M18: 2,714,304 km (0.109 R)
• M19: 2,860,910 km (0.078 R)
• M20: 3,060,473 km (0.081 R)
• M21: 3,295,791 km (0.071 R)
• M22: 3,484,284 km (0.113 R)
• M23: 3,601,270 km (0.093 R)
• M24: 3,893,883 km (0.103 R)
• M25: 4,093,447 km (0.086 R)
• M26: 4,284,932 km (0.088 R)
• M27: 4,387,706 km (0.109 R)
• M28: 4,491,078 km (0.057 R)
• M29: 4,665,509 km (0.106 R)
• M30: 5,093,209 km (0.082 R)
• M31: 5,238,469 km (0.038 R)
• M32: 5,348,573 km (0.087 R)
• M33: 5,459,275 km (0.078 R)
• M34: 5,545,892 km (0.09 R)
• M35: 5,986,308 km (0.07 R)
• M36: 6,516,633 km (0.09 R)
• M37: 6,648,429 km (0.072 R)
• M38: 6,820,915 km (0.114 R)
• M39: 7,170,376 km (0.093 R)
• M40: 7,265,520 km (0.096 R)
• M41: 7,443,392 km (0.112 R)
• M42: 7,719,699 km (0.118 R)
• M43: 7,803,324 km (0.114 R)
• M44: 8,282,636 km (0.12 R)
• M45: 8,382,417 km (0.094 R)
• M46: 8,554,605 km (0.045 R)
• M47: 8,742,500 km (0.11 R)
• M48: 8,902,569 km (0.08 R)
• M49: 9,299,602 km (0.097 R)
• M50: 9,388,613 km (0.101 R)
• M51: 9,477,923 km (0.102 R)
• M52: 9,627,371 km (0.087 R)
• M53: 9,762,607 km (0.092 R)
• M54: 9,898,442 km (0.099 R)
• M55: 10,417,248 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.2

Radius: 13.7

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.37 AU - 2.59 AU

Year: 2522 Days

Day: 6.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 58,405,402 km

• M1: 175,329 km (0.109 R)
• M2: 315,053 km (0.106 R)
• M3: 410,945 km (0.091 R)
• M4: 496,515 km (0.106 R)
• M5: 623,374 km (0.04 R)
• M6: 727,195 km (0.1 R)
• M7: 857,046 km (0.041 R)
• M8: 1,064,538 km (0.057 R)
• M9: 1,171,351 km (0.056 R)
• M10: 1,289,683 km (0.086 R)
• M11: 1,381,237 km (0.116 R)
• M12: 1,507,049 km (0.115 R)
• M13: 1,703,172 km (0.092 R)
• M14: 2,157,949 km (0.096 R)
• M15: 2,504,568 km (0.082 R)
• M16: 2,950,668 km (0.094 R)
• M17: 3,167,436 km (0.075 R)
• M18: 3,325,710 km (0.042 R)
• M19: 3,443,294 km (0.117 R)
• M20: 3,628,048 km (0.079 R)
• M21: 3,793,802 km (0.094 R)
• M22: 3,905,851 km (0.107 R)
• M23: 4,121,571 km (0.11 R)
• M24: 4,259,949 km (0.064 R)
• M25: 4,423,310 km (0.072 R)
• M26: 4,553,310 km (0.109 R)
• M27: 4,877,489 km (0.072 R)
• M28: 5,197,030 km (0.063 R)
• M29: 5,447,457 km (0.089 R)
• M30: 5,689,207 km (0.073 R)
• M31: 5,843,592 km (0.048 R)
• M32: 6,104,341 km (0.06 R)
• M33: 6,275,780 km (0.077 R)
• M34: 6,691,214 km (0.099 R)
• M35: 6,963,930 km (0.085 R)
• M36: 7,115,623 km (0.067 R)
• M37: 7,408,236 km (0.048 R)
• M38: 8,048,515 km (0.104 R)
• M39: 8,149,643 km (0.063 R)
• M40: 8,338,735 km (0.063 R)
• M41: 8,603,074 km (0.08 R)
• M42: 8,810,567 km (0.091 R)
• M43: 8,900,026 km (0.117 R)
• M44: 9,079,843 km (0.082 R)
• M45: 9,170,050 km (0.051 R)
• M46: 9,291,075 km (0.115 R)
• M47: 9,519,212 km (0.099 R)
• M48: 9,749,293 km (0.098 R)
• M49: 10,012,286 km (0.109 R)
• M50: 10,121,343 km (0.099 R)
• M51: 10,561,161 km (0.075 R)
• M52: 10,799,470 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.7

Radius: 3.1

Gravity: 41.59 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.62 AU - 9.5 AU

Year: 17608 Days

Day: 15.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 58,405,402 km

• M1: 72,705 km (0.12 R)
• M2: 145,708 km (0.11 R)
• M3: 255,513 km (0.07 R)
• M4: 297,550 km (0.075 R)
• M5: 372,648 km (0.112 R)
• M6: 437,275 km (0.094 R)
• M7: 595,699 km (0.115 R)
• M8: 1,562,251 km (0.117 R)
• M9: 1,912,010 km (0.075 R)
• M10: 3,030,703 km (0.101 R)
• M11: 3,600,372 km (0.095 R)
• M12: 3,914,976 km (0.103 R)
• M13: 4,129,649 km (0.084 R)
• M14: 4,645,313 km (0.101 R)
• M15: 4,758,409 km (0.057 R)
• M16: 5,103,232 km (0.064 R)
• M17: 6,476,690 km (0.048 R)
• M18: 6,645,287 km (0.12 R)
• M19: 6,815,529 km (0.119 R)
• M20: 6,986,969 km (0.104 R)
• M21: 7,116,670 km (0.116 R)
• M22: 7,687,386 km (0.101 R)
• M23: 7,776,546 km (0.06 R)
• M24: 8,686,251 km (0.05 R)
• M25: 8,779,151 km (0.081 R)
• M26: 8,919,025 km (0.096 R)
• M27: 9,677,187 km (0.088 R)
• M28: 10,802,761 km (0.054 R)
• M29: 10,902,693 km (0.104 R)
• M30: 11,355,675 km (0.11 R)
• M31: 12,331,951 km (0.057 R)
• M32: 12,645,807 km (0.069 R)
• M33: 12,909,399 km (0.078 R)
• M34: 14,363,640 km (0.048 R)
• M35: 14,859,706 km (0.077 R)
• M36: 15,982,289 km (0.105 R)
• M37: 16,324,269 km (0.106 R)
• M38: 17,248,186 km (0.104 R)
• M39: 17,423,365 km (0.079 R)
• M40: 17,481,858 km (0.077 R)
• M41: 17,598,993 km (0.09 R)
• M42: 18,725,315 km (0.046 R)
• M43: 19,388,034 km (0.103 R)
• M44: 19,874,825 km (0.035 R)
• M45: 20,119,717 km (0.058 R)
• M46: 20,242,537 km (0.052 R)
• M47: 20,612,492 km (0.119 R)
• M48: 21,234,071 km (0.12 R)
• M49: 22,304,743 km (0.103 R)
• M50: 22,559,209 km (0.067 R)
• M51: 22,878,601 km (0.071 R)
• M52: 23,199,488 km (0.035 R)
• M53: 24,563,671 km (0.084 R)
• M54: 24,694,869 km (0.064 R)
• M55: 26,288,235 km (0.104 R)
• M56: 26,961,875 km (0.107 R)
• M57: 27,436,698 km (0.094 R)
• M58: 28,394,873 km (0.119 R)
• M59: 29,572,806 km (0.084 R)
• M60: 31,191,904 km (0.087 R)
• M61: 31,476,439 km (0.103 R)
• M62: 31,690,364 km (0.115 R)
• M63: 31,904,738 km (0.092 R)
• M64: 32,478,895 km (0.108 R)
• M65: 33,929,246 km (0.078 R)
• M66: 35,326,340 km (0.074 R)
• M67: 36,069,243 km (0.102 R)
• M68: 36,442,640 km (0.117 R)
• M69: 36,667,336 km (0.113 R)
• M70: 37,268,570 km (0.114 R)
• M71: 37,797,398 km (0.087 R)
• M72: 38,938,830 km (0.081 R)
• M73: 41,177,562 km (0.087 R)
• M74: 43,061,597 km (0.058 R)
• M75: 43,537,020 km (0.117 R)
• M76: 45,134,126 km (0.106 R)
• M77: 46,750,382 km (0.046 R)
• M78: 47,811,031 km (0.073 R)
• M79: 48,385,487 km (0.05 R)
• M80: 48,632,323 km (0.114 R)
• M81: 48,797,180 km (0.091 R)
• M82: 49,044,764 km (0.089 R)
• M83: 49,210,070 km (0.067 R)
• M84: 50,705,899 km (0.04 R)
• M85: 51,291,724 km (0.108 R)
• M86: 51,543,348 km (0.113 R)
• M87: 51,963,868 km (0.119 R)
• M88: 52,554,330 km (0.088 R)
• M89: 54,168,491 km (0.064 R)
• M90: 54,767,182 km (0.072 R)
• M91: 55,024,490 km (0.104 R)
• M92: 55,282,098 km (0.09 R)
• M93: 55,626,323 km (0.085 R)
• M94: 56,230,399 km (0.099 R)
• M95: 56,403,334 km (0.085 R)
• M96: 58,405,402 km (0.075 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: 324 - 13,517 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit