🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.5 AU - 0.74 AU

Year: 320 Days

Day: 36.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 68.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.8

Radius: 8.8

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.93 AU - 1.05 AU

Year: 646 Days

Day: 7.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 28,909,221 km

• M1: 113,694 km (0.094 R)
• M2: 170,542 km (0.099 R)
• M3: 225,294 km (0.061 R)
• M4: 337,194 km (0.061 R)
• M5: 406,757 km (0.107 R)
• M6: 511,176 km (0.093 R)
• M7: 609,911 km (0.099 R)
• M8: 669,899 km (0.105 R)
• M9: 775,067 km (0.08 R)
• M10: 836,402 km (0.075 R)
• M11: 904,170 km (0.104 R)
• M12: 1,021,454 km (0.109 R)
• M13: 1,099,395 km (0.079 R)
• M14: 1,204,861 km (0.114 R)
• M15: 1,329,476 km (0.089 R)
• M16: 1,425,967 km (0.059 R)
• M17: 1,580,801 km (0.032 R)
• M18: 1,688,960 km (0.042 R)
• M19: 1,770,341 km (0.117 R)
• M20: 1,853,069 km (0.115 R)
• M21: 1,998,029 km (0.086 R)
• M22: 2,096,764 km (0.113 R)
• M23: 2,171,862 km (0.118 R)
• M24: 2,260,723 km (0.065 R)
• M25: 2,331,483 km (0.093 R)
• M26: 2,402,841 km (0.092 R)
• M27: 2,508,158 km (0.116 R)
• M28: 2,662,094 km (0.045 R)
• M29: 2,757,388 km (0.119 R)
• M30: 2,951,416 km (0.12 R)
• M31: 3,050,151 km (0.104 R)
• M32: 3,545,320 km (0.037 R)
• M33: 3,733,813 km (0.09 R)
• M34: 3,794,700 km (0.096 R)
• M35: 3,856,035 km (0.098 R)
• M36: 3,933,227 km (0.077 R)
• M37: 4,065,621 km (0.059 R)
• M38: 4,302,734 km (0.032 R)
• M39: 4,390,847 km (0.118 R)
• M40: 4,626,015 km (0.113 R)
• M41: 4,732,828 km (0.118 R)
• M42: 4,815,555 km (0.035 R)
• M43: 5,168,158 km (0.116 R)
• M44: 5,279,159 km (0.105 R)
• M45: 5,347,675 km (0.093 R)
• M46: 5,451,197 km (0.088 R)
• M47: 5,916,297 km (0.11 R)
• M48: 6,032,385 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462

Radius: 10.4

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.91 AU - 1.39 AU

Year: 809 Days

Day: 12.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 28,909,221 km

• M1: 147,952 km (0.045 R)
• M2: 254,616 km (0.064 R)
• M3: 348,713 km (0.027 R)
• M4: 442,810 km (0.083 R)
• M5: 508,633 km (0.037 R)
• M6: 574,157 km (0.119 R)
• M7: 666,608 km (0.062 R)
• M8: 780,003 km (0.094 R)
• M9: 863,030 km (0.099 R)
• M10: 932,743 km (0.099 R)
• M11: 1,078,750 km (0.068 R)
• M12: 1,148,762 km (0.059 R)
• M13: 1,238,521 km (0.086 R)
• M14: 1,355,955 km (0.067 R)
• M15: 1,602,044 km (0.101 R)
• M16: 1,689,708 km (0.028 R)
• M17: 1,779,018 km (0.107 R)
• M18: 1,933,852 km (0.039 R)
• M19: 2,034,681 km (0.101 R)
• M20: 2,122,644 km (0.076 R)
• M21: 2,196,845 km (0.12 R)
• M22: 2,332,829 km (0.102 R)
• M23: 2,510,701 km (0.108 R)
• M24: 2,653,118 km (0.092 R)
• M25: 2,946,031 km (0.117 R)
• M26: 3,045,962 km (0.03 R)
• M27: 3,164,145 km (0.116 R)
• M28: 3,249,415 km (0.117 R)
• M29: 3,361,614 km (0.099 R)
• M30: 3,554,296 km (0.076 R)
• M31: 3,886,553 km (0.107 R)
• M32: 4,070,408 km (0.079 R)
• M33: 4,200,858 km (0.116 R)
• M34: 4,275,956 km (0.105 R)
• M35: 4,485,094 km (0.119 R)
• M36: 4,571,561 km (0.1 R)
• M37: 4,639,180 km (0.059 R)
• M38: 4,746,292 km (0.102 R)
• M39: 4,814,807 km (0.078 R)
• M40: 4,893,496 km (0.07 R)
• M41: 4,982,656 km (0.042 R)
• M42: 5,243,256 km (0.094 R)
• M43: 5,364,879 km (0.067 R)
• M44: 5,882,338 km (0.093 R)
• M45: 6,009,047 km (0.067 R)
• M46: 6,093,869 km (0.073 R)
• M47: 6,189,911 km (0.106 R)
• M48: 6,329,486 km (0.083 R)
• M49: 6,677,451 km (0.043 R)
• M50: 6,864,897 km (0.085 R)
• M51: 6,931,468 km (0.084 R)
• M52: 7,009,408 km (0.067 R)
• M53: 7,233,805 km (0.115 R)
• M54: 7,494,704 km (0.029 R)
• M55: 7,666,592 km (0.103 R)
• M56: 7,770,413 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605

Radius: 11.1

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.11 AU - 1.63 AU

Year: 1052 Days

Day: 13.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 28,909,221 km

• M1: 138,976 km (0.076 R)
• M2: 286,630 km (0.102 R)
• M3: 406,457 km (0.087 R)
• M4: 511,924 km (0.119 R)
• M5: 606,470 km (0.108 R)
• M6: 719,566 km (0.111 R)
• M7: 834,158 km (0.086 R)
• M8: 1,008,589 km (0.086 R)
• M9: 1,159,982 km (0.105 R)
• M10: 1,275,172 km (0.102 R)
• M11: 1,364,033 km (0.044 R)
• M12: 1,564,345 km (0.084 R)
• M13: 1,660,088 km (0.108 R)
• M14: 1,733,241 km (0.102 R)
• M15: 2,151,217 km (0.078 R)
• M16: 2,258,479 km (0.097 R)
• M17: 2,376,661 km (0.082 R)
• M18: 2,468,963 km (0.108 R)
• M19: 2,609,884 km (0.115 R)
• M20: 2,724,626 km (0.07 R)
• M21: 2,988,816 km (0.101 R)
• M22: 3,230,716 km (0.11 R)
• M23: 3,426,988 km (0.096 R)
• M24: 3,500,291 km (0.084 R)
• M25: 3,712,570 km (0.106 R)
• M26: 3,809,510 km (0.115 R)
• M27: 3,896,426 km (0.115 R)
• M28: 4,172,285 km (0.036 R)
• M29: 4,295,703 km (0.091 R)
• M30: 4,408,948 km (0.079 R)
• M31: 4,696,625 km (0.111 R)
• M32: 4,789,974 km (0.063 R)
• M33: 5,097,547 km (0.098 R)
• M34: 5,229,792 km (0.108 R)
• M35: 5,350,966 km (0.105 R)
• M36: 5,620,691 km (0.115 R)
• M37: 5,769,840 km (0.114 R)
• M38: 6,199,336 km (0.064 R)
• M39: 6,340,556 km (0.084 R)
• M40: 6,508,854 km (0.095 R)
• M41: 6,599,959 km (0.089 R)
• M42: 6,757,336 km (0.101 R)
• M43: 6,982,481 km (0.103 R)
• M44: 7,062,515 km (0.075 R)
• M45: 7,399,410 km (0.069 R)
• M46: 7,741,540 km (0.093 R)
• M47: 7,852,243 km (0.098 R)
• M48: 8,455,720 km (0.109 R)
• M49: 8,842,281 km (0.097 R)
• M50: 8,914,537 km (0.073 R)
• M51: 9,293,319 km (0.101 R)
• M52: 9,558,706 km (0.105 R)
• M53: 9,931,503 km (0.119 R)
• M54: 10,233,093 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.6

Radius: 12.6

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.47 AU - 1.53 AU

Year: 1205 Days

Day: 8.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 28,909,221 km

• M1: 172,786 km (0.117 R)
• M2: 255,812 km (0.101 R)
• M3: 350,209 km (0.076 R)
• M4: 433,535 km (0.079 R)
• M5: 522,097 km (0.114 R)
• M6: 764,894 km (0.118 R)
• M7: 913,744 km (0.058 R)
• M8: 1,061,995 km (0.111 R)
• M9: 1,184,666 km (0.113 R)
• M10: 1,288,786 km (0.119 R)
• M11: 1,569,581 km (0.092 R)
• M12: 1,763,460 km (0.075 R)
• M13: 1,890,618 km (0.087 R)
• M14: 2,007,005 km (0.1 R)
• M15: 2,161,390 km (0.093 R)
• M16: 2,247,259 km (0.104 R)
• M17: 2,437,398 km (0.099 R)
• M18: 2,527,007 km (0.053 R)
• M19: 2,617,813 km (0.09 R)
• M20: 2,709,816 km (0.096 R)
• M21: 2,849,690 km (0.11 R)
• M22: 3,040,128 km (0.095 R)
• M23: 3,161,302 km (0.097 R)
• M24: 3,251,211 km (0.099 R)
• M25: 3,342,016 km (0.095 R)
• M26: 3,645,251 km (0.119 R)
• M27: 4,010,569 km (0.116 R)
• M28: 4,251,571 km (0.093 R)
• M29: 4,608,362 km (0.063 R)
• M30: 4,917,880 km (0.107 R)
• M31: 5,013,025 km (0.106 R)
• M32: 5,166,662 km (0.098 R)
• M33: 5,273,026 km (0.098 R)
• M34: 5,370,564 km (0.098 R)
• M35: 5,448,953 km (0.11 R)
• M36: 5,567,285 km (0.113 R)
• M37: 5,686,514 km (0.077 R)
• M38: 5,856,906 km (0.117 R)
• M39: 5,988,253 km (0.072 R)
• M40: 6,079,807 km (0.048 R)
• M41: 6,295,378 km (0.034 R)
• M42: 6,691,812 km (0.105 R)
• M43: 6,850,535 km (0.108 R)
• M44: 6,935,656 km (0.099 R)
• M45: 7,258,189 km (0.104 R)
• M46: 7,443,242 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.5

Radius: 11.4

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.21 AU - 1.99 AU

Year: 1328 Days

Day: 6.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 28,909,221 km

• M1: 142,118 km (0.111 R)
• M2: 257,907 km (0.065 R)
• M3: 414,536 km (0.102 R)
• M4: 493,374 km (0.069 R)
• M5: 565,929 km (0.085 R)
• M6: 642,972 km (0.107 R)
• M7: 787,633 km (0.068 R)
• M8: 860,637 km (0.104 R)
• M9: 990,637 km (0.112 R)
• M10: 1,350,270 km (0.119 R)
• M11: 1,430,754 km (0.044 R)
• M12: 1,577,958 km (0.101 R)
• M13: 1,769,294 km (0.055 R)
• M14: 1,857,856 km (0.093 R)
• M15: 2,060,411 km (0.12 R)
• M16: 2,154,060 km (0.042 R)
• M17: 2,367,237 km (0.093 R)
• M18: 2,454,602 km (0.091 R)
• M19: 2,531,794 km (0.084 R)
• M20: 3,215,756 km (0.117 R)
• M21: 3,288,460 km (0.071 R)
• M22: 3,460,199 km (0.117 R)
• M23: 3,572,397 km (0.097 R)
• M24: 3,647,794 km (0.078 R)
• M25: 4,019,695 km (0.048 R)
• M26: 4,164,057 km (0.114 R)
• M27: 4,336,992 km (0.072 R)
• M28: 4,539,398 km (0.037 R)
• M29: 4,883,772 km (0.069 R)
• M30: 4,981,609 km (0.075 R)
• M31: 5,066,132 km (0.115 R)
• M32: 5,423,521 km (0.107 R)
• M33: 5,818,609 km (0.094 R)
• M34: 5,997,229 km (0.085 R)
• M35: 6,344,745 km (0.078 R)
• M36: 6,605,793 km (0.05 R)
• M37: 6,901,847 km (0.107 R)
• M38: 7,011,951 km (0.091 R)
• M39: 7,426,337 km (0.108 R)
• M40: 7,636,523 km (0.103 R)
• M41: 7,783,278 km (0.06 R)
• M42: 7,898,020 km (0.114 R)
• M43: 8,079,482 km (0.106 R)
• M44: 8,178,964 km (0.099 R)
• M45: 8,295,651 km (0.107 R)
• M46: 8,412,935 km (0.047 R)
• M47: 8,632,246 km (0.105 R)
• M48: 9,214,481 km (0.092 R)
• M49: 9,774,126 km (0.086 R)
• M50: 10,058,063 km (0.029 R)
• M51: 10,272,886 km (0.05 R)
• M52: 10,398,847 km (0.102 R)
• M53: 10,834,775 km (0.093 R)
• M54: 11,369,588 km (0.118 R)
• M55: 11,555,987 km (0.104 R)
• M56: 12,695,623 km (0.086 R)
• M57: 12,927,799 km (0.064 R)
• M58: 13,083,381 km (0.106 R)

Asteroid Belt

Center: 2.79 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.9

Radius: 9.8

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.16 AU - 4.8 AU

Year: 5209 Days

Day: 7.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 28,909,221 km

• M1: 122,820 km (0.06 R)
• M2: 197,320 km (0.106 R)
• M3: 405,859 km (0.09 R)
• M4: 598,990 km (0.116 R)
• M5: 713,133 km (0.116 R)
• M6: 899,083 km (0.079 R)
• M7: 1,018,612 km (0.111 R)
• M8: 1,273,975 km (0.065 R)
• M9: 1,533,977 km (0.052 R)
• M10: 1,861,596 km (0.11 R)
• M11: 2,157,500 km (0.094 R)
• M12: 2,229,307 km (0.072 R)
• M13: 2,320,263 km (0.053 R)
• M14: 2,412,565 km (0.111 R)
• M15: 2,774,293 km (0.047 R)
• M16: 3,011,704 km (0.106 R)
• M17: 3,133,028 km (0.054 R)
• M18: 3,698,658 km (0.087 R)
• M19: 3,982,445 km (0.071 R)
• M20: 4,049,016 km (0.092 R)
• M21: 4,296,002 km (0.069 R)
• M22: 4,364,219 km (0.114 R)
• M23: 4,947,052 km (0.043 R)
• M24: 5,211,242 km (0.027 R)
• M25: 5,381,933 km (0.044 R)
• M26: 6,057,068 km (0.072 R)
• M27: 6,159,393 km (0.04 R)
• M28: 6,469,958 km (0.103 R)
• M29: 7,295,589 km (0.092 R)
• M30: 7,651,781 km (0.117 R)
• M31: 8,523,787 km (0.119 R)
• M32: 8,609,956 km (0.082 R)
• M33: 8,811,913 km (0.091 R)
• M34: 9,308,877 km (0.103 R)
• M35: 10,177,891 km (0.11 R)
• M36: 10,391,517 km (0.094 R)
• M37: 10,575,821 km (0.104 R)
• M38: 11,545,216 km (0.116 R)
• M39: 12,153,331 km (0.102 R)
• M40: 13,167,904 km (0.111 R)
• M41: 13,501,058 km (0.078 R)
• M42: 13,567,928 km (0.104 R)
• M43: 13,735,777 km (0.113 R)
• M44: 14,039,760 km (0.054 R)
• M45: 14,311,729 km (0.105 R)
• M46: 14,414,204 km (0.103 R)
• M47: 15,033,988 km (0.067 R)
• M48: 15,662,598 km (0.112 R)
• M49: 16,299,735 km (0.069 R)
• M50: 16,549,863 km (0.092 R)
• M51: 17,635,943 km (0.091 R)
• M52: 18,261,711 km (0.101 R)
• M53: 18,484,313 km (0.12 R)
• M54: 19,572,637 km (0.102 R)
• M55: 19,800,475 km (0.092 R)
• M56: 19,990,913 km (0.066 R)
• M57: 21,030,169 km (0.084 R)
• M58: 21,419,573 km (0.066 R)
• M59: 21,811,220 km (0.117 R)
• M60: 22,205,410 km (0.068 R)
• M61: 22,442,972 km (0.082 R)
• M62: 22,761,017 km (0.078 R)
• M63: 22,960,580 km (0.112 R)
• M64: 23,080,707 km (0.082 R)
• M65: 25,111,798 km (0.09 R)
• M66: 25,607,715 km (0.062 R)
• M67: 25,732,180 km (0.097 R)
• M68: 26,399,536 km (0.106 R)
• M69: 26,609,272 km (0.058 R)
• M70: 26,735,383 km (0.101 R)
• M71: 27,030,241 km (0.092 R)
• M72: 27,283,959 km (0.079 R)
• M73: 27,411,117 km (0.037 R)
• M74: 27,496,089 km (0.086 R)
• M75: 27,666,032 km (0.118 R)
• M76: 27,836,424 km (0.091 R)
• M77: 27,964,480 km (0.083 R)
• M78: 28,349,694 km (0.087 R)
• M79: 28,779,788 km (0.115 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 17,138 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit