🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.39 AU - 0.65 AU

Year: 246 Days

Day: 16.2 Hours

Environment

Temp: -108 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.8

Radius: 13.4

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.8 AU - 1.04 AU

Year: 579 Days

Day: 10.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 32,949,031 km

• M1: 187,147 km (0.075 R)
• M2: 280,795 km (0.105 R)
• M3: 377,735 km (0.108 R)
• M4: 468,541 km (0.059 R)
• M5: 611,855 km (0.09 R)
• M6: 750,981 km (0.036 R)
• M7: 977,323 km (0.104 R)
• M8: 1,129,464 km (0.119 R)
• M9: 1,242,710 km (0.096 R)
• M10: 1,333,067 km (0.094 R)
• M11: 1,420,133 km (0.115 R)
• M12: 1,543,401 km (0.081 R)
• M13: 1,729,501 km (0.111 R)
• M14: 1,843,495 km (0.106 R)
• M15: 1,935,497 km (0.06 R)
• M16: 2,098,709 km (0.118 R)
• M17: 2,195,050 km (0.105 R)
• M18: 2,345,695 km (0.092 R)
• M19: 2,493,198 km (0.094 R)
• M20: 2,595,523 km (0.101 R)
• M21: 2,734,350 km (0.083 R)
• M22: 2,954,558 km (0.112 R)
• M23: 3,114,328 km (0.032 R)
• M24: 3,503,732 km (0.118 R)
• M25: 3,673,226 km (0.115 R)
• M26: 3,759,095 km (0.06 R)
• M27: 3,932,778 km (0.093 R)
• M28: 4,036,599 km (0.068 R)
• M29: 4,125,311 km (0.063 R)
• M30: 4,230,927 km (0.111 R)
• M31: 4,386,958 km (0.054 R)
• M32: 4,519,950 km (0.084 R)
• M33: 4,687,948 km (0.038 R)
• M34: 4,781,298 km (0.115 R)
• M35: 4,900,976 km (0.117 R)
• M36: 5,021,701 km (0.098 R)
• M37: 5,143,474 km (0.103 R)
• M38: 5,239,815 km (0.069 R)
• M39: 5,336,754 km (0.106 R)
• M40: 5,487,848 km (0.117 R)
• M41: 5,577,457 km (0.025 R)
• M42: 5,721,670 km (0.07 R)
• M43: 5,858,103 km (0.12 R)
• M44: 6,060,210 km (0.089 R)
• M45: 6,171,361 km (0.116 R)
• M46: 6,301,960 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.6

Radius: 10.8

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.01 AU - 1.43 AU

Year: 884 Days

Day: 9.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 32,949,031 km

• M1: 177,273 km (0.099 R)
• M2: 252,521 km (0.099 R)
• M3: 394,340 km (0.062 R)
• M4: 491,878 km (0.037 R)
• M5: 630,106 km (0.114 R)
• M6: 737,667 km (0.084 R)
• M7: 822,788 km (0.079 R)
• M8: 935,884 km (0.114 R)
• M9: 1,099,694 km (0.102 R)
• M10: 1,363,734 km (0.101 R)
• M11: 1,507,199 km (0.062 R)
• M12: 1,588,281 km (0.109 R)
• M13: 1,678,488 km (0.06 R)
• M14: 1,809,386 km (0.104 R)
• M15: 1,896,003 km (0.118 R)
• M16: 2,000,124 km (0.108 R)
• M17: 2,164,232 km (0.101 R)
• M18: 2,315,775 km (0.079 R)
• M19: 2,479,585 km (0.069 R)
• M20: 2,558,722 km (0.078 R)
• M21: 2,638,458 km (0.095 R)
• M22: 2,846,548 km (0.113 R)
• M23: 3,069,300 km (0.075 R)
• M24: 3,259,438 km (0.097 R)
• M25: 3,327,057 km (0.085 R)
• M26: 3,661,557 km (0.117 R)
• M27: 3,772,110 km (0.119 R)
• M28: 4,089,856 km (0.056 R)
• M29: 4,183,654 km (0.098 R)
• M30: 4,267,728 km (0.066 R)
• M31: 4,512,620 km (0.108 R)
• M32: 4,598,938 km (0.107 R)
• M33: 4,740,308 km (0.099 R)
• M34: 4,827,972 km (0.097 R)
• M35: 4,938,525 km (0.12 R)
• M36: 5,027,386 km (0.078 R)
• M37: 5,116,995 km (0.073 R)
• M38: 5,377,295 km (0.095 R)
• M39: 5,561,002 km (0.027 R)
• M40: 5,688,459 km (0.053 R)
• M41: 5,828,632 km (0.097 R)
• M42: 5,899,242 km (0.115 R)
• M43: 5,970,002 km (0.115 R)
• M44: 6,076,815 km (0.066 R)
• M45: 6,352,674 km (0.093 R)
• M46: 6,461,730 km (0.118 R)
• M47: 6,657,105 km (0.068 R)
• M48: 7,179,501 km (0.12 R)
• M49: 7,331,193 km (0.112 R)
• M50: 7,792,703 km (0.079 R)
• M51: 8,039,988 km (0.057 R)
• M52: 8,422,659 km (0.09 R)
• M53: 8,622,821 km (0.093 R)
• M54: 8,824,629 km (0.092 R)
• M55: 9,274,320 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.9

Radius: 13.4

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.11 AU - 1.45 AU

Year: 950 Days

Day: 11.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 32,949,031 km

• M1: 176,525 km (0.107 R)
• M2: 271,071 km (0.088 R)
• M3: 399,875 km (0.11 R)
• M4: 574,456 km (0.09 R)
• M5: 709,393 km (0.056 R)
• M6: 832,363 km (0.081 R)
• M7: 995,723 km (0.038 R)
• M8: 1,095,356 km (0.097 R)
• M9: 1,198,578 km (0.076 R)
• M10: 1,283,699 km (0.116 R)
• M11: 1,438,084 km (0.035 R)
• M12: 1,552,377 km (0.115 R)
• M13: 1,725,761 km (0.076 R)
• M14: 1,973,046 km (0.063 R)
• M15: 2,066,695 km (0.089 R)
• M16: 2,321,011 km (0.102 R)
• M17: 2,456,696 km (0.09 R)
• M18: 2,595,074 km (0.066 R)
• M19: 2,774,143 km (0.1 R)
• M20: 2,947,826 km (0.064 R)
• M21: 3,225,180 km (0.097 R)
• M22: 3,418,311 km (0.067 R)
• M23: 3,604,860 km (0.076 R)
• M24: 3,710,027 km (0.104 R)
• M25: 3,891,041 km (0.118 R)
• M26: 4,075,196 km (0.107 R)
• M27: 4,173,930 km (0.028 R)
• M28: 4,295,553 km (0.06 R)
• M29: 4,384,863 km (0.069 R)
• M30: 4,497,361 km (0.094 R)
• M31: 4,610,906 km (0.099 R)
• M32: 4,817,500 km (0.039 R)
• M33: 5,121,483 km (0.039 R)
• M34: 5,216,328 km (0.098 R)
• M35: 5,444,016 km (0.063 R)
• M36: 5,760,864 km (0.032 R)
• M37: 5,946,366 km (0.067 R)
• M38: 6,171,660 km (0.039 R)
• M39: 6,579,314 km (0.075 R)
• M40: 7,327,154 km (0.103 R)
• M41: 7,447,730 km (0.067 R)
• M42: 7,813,347 km (0.097 R)
• M43: 7,964,142 km (0.091 R)
• M44: 8,324,224 km (0.115 R)
• M45: 8,647,206 km (0.074 R)
• M46: 8,817,298 km (0.071 R)
• M47: 8,902,868 km (0.101 R)
• M48: 9,031,672 km (0.096 R)
• M49: 9,161,074 km (0.089 R)
• M50: 9,291,075 km (0.053 R)
• M51: 9,509,189 km (0.059 R)
• M52: 9,597,003 km (0.069 R)
• M53: 9,891,262 km (0.093 R)
• M54: 9,980,272 km (0.073 R)
• M55: 10,069,433 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.9

Radius: 13.5

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.6 AU - 1.66 AU

Year: 1365 Days

Day: 12.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 32,949,031 km

• M1: 176,675 km (0.053 R)
• M2: 277,803 km (0.071 R)
• M3: 431,141 km (0.099 R)
• M4: 517,309 km (0.057 R)
• M5: 680,072 km (0.033 R)
• M6: 869,313 km (0.057 R)
• M7: 1,164,171 km (0.076 R)
• M8: 1,413,251 km (0.087 R)
• M9: 1,509,143 km (0.078 R)
• M10: 1,744,910 km (0.085 R)
• M11: 1,993,242 km (0.043 R)
• M12: 2,325,200 km (0.081 R)
• M13: 2,513,992 km (0.059 R)
• M14: 2,795,685 km (0.082 R)
• M15: 2,929,426 km (0.094 R)
• M16: 3,307,908 km (0.112 R)
• M17: 3,617,426 km (0.086 R)
• M18: 4,086,864 km (0.109 R)
• M19: 4,290,467 km (0.054 R)
• M20: 4,380,674 km (0.068 R)
• M21: 4,602,229 km (0.113 R)
• M22: 4,908,007 km (0.098 R)
• M23: 5,111,011 km (0.051 R)
• M24: 5,275,419 km (0.092 R)
• M25: 5,511,485 km (0.082 R)
• M26: 5,623,833 km (0.117 R)
• M27: 5,708,505 km (0.084 R)
• M28: 5,879,196 km (0.119 R)
• M29: 5,994,087 km (0.036 R)
• M30: 6,167,621 km (0.113 R)
• M31: 6,401,742 km (0.081 R)
• M32: 6,924,287 km (0.076 R)
• M33: 7,152,424 km (0.086 R)
• M34: 7,616,177 km (0.066 R)
• M35: 7,741,540 km (0.068 R)
• M36: 7,930,931 km (0.106 R)
• M37: 8,153,832 km (0.083 R)
• M38: 8,314,201 km (0.12 R)
• M39: 8,427,147 km (0.088 R)
• M40: 8,703,604 km (0.109 R)
• M41: 8,884,169 km (0.114 R)
• M42: 9,032,869 km (0.12 R)
• M43: 9,483,607 km (0.095 R)
• M44: 9,635,599 km (0.054 R)
• M45: 9,976,084 km (0.058 R)
• M46: 10,337,961 km (0.083 R)
• M47: 10,424,728 km (0.099 R)
• M48: 10,546,650 km (0.095 R)
• M49: 10,809,643 km (0.085 R)
• M50: 11,021,474 km (0.105 R)
• M51: 11,234,800 km (0.085 R)
• M52: 11,467,425 km (0.109 R)
• M53: 11,919,210 km (0.082 R)
• M54: 12,193,124 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.7

Radius: 9.9

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.13 AU - 2.53 AU

Year: 2333 Days

Day: 5.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 32,949,031 km

• M1: 131,646 km (0.054 R)
• M2: 213,626 km (0.096 R)
• M3: 441,164 km (0.118 R)
• M4: 507,286 km (0.091 R)
• M5: 569,519 km (0.048 R)
• M6: 702,960 km (0.086 R)
• M7: 866,321 km (0.108 R)
• M8: 972,685 km (0.104 R)
• M9: 1,073,365 km (0.107 R)
• M10: 1,220,419 km (0.102 R)
• M11: 1,318,705 km (0.045 R)
• M12: 1,714,242 km (0.073 R)
• M13: 1,812,528 km (0.115 R)
• M14: 1,887,626 km (0.114 R)
• M15: 2,278,974 km (0.078 R)
• M16: 2,610,333 km (0.047 R)
• M17: 2,724,177 km (0.086 R)
• M18: 3,166,239 km (0.115 R)
• M19: 3,614,883 km (0.105 R)
• M20: 3,854,988 km (0.097 R)
• M21: 3,919,913 km (0.068 R)
• M22: 4,166,600 km (0.118 R)
• M23: 4,233,171 km (0.068 R)
• M24: 4,300,191 km (0.101 R)
• M25: 4,367,510 km (0.073 R)
• M26: 4,640,676 km (0.102 R)
• M27: 4,709,790 km (0.055 R)
• M28: 5,131,955 km (0.085 R)
• M29: 5,239,366 km (0.095 R)
• M30: 5,383,728 km (0.116 R)
• M31: 5,695,191 km (0.103 R)
• M32: 5,862,441 km (0.104 R)
• M33: 6,278,174 km (0.116 R)
• M34: 6,412,363 km (0.094 R)
• M35: 6,509,003 km (0.115 R)
• M36: 6,762,123 km (0.114 R)
• M37: 6,860,409 km (0.1 R)
• M38: 7,541,229 km (0.113 R)
• M39: 7,889,642 km (0.1 R)
• M40: 7,993,164 km (0.11 R)
• M41: 9,379,487 km (0.107 R)
• M42: 9,599,396 km (0.038 R)
• M43: 9,776,520 km (0.065 R)
• M44: 10,224,117 km (0.077 R)
• M45: 10,815,926 km (0.106 R)
• M46: 10,930,967 km (0.104 R)
• M47: 11,139,207 km (0.114 R)
• M48: 11,630,187 km (0.108 R)
• M49: 11,985,183 km (0.084 R)
• M50: 12,152,134 km (0.084 R)
• M51: 12,827,419 km (0.066 R)
• M52: 12,924,957 km (0.105 R)
• M53: 13,022,644 km (0.091 R)
• M54: 13,391,253 km (0.115 R)
• M55: 13,888,218 km (0.118 R)
• M56: 14,315,319 km (0.102 R)
• M57: 14,391,166 km (0.082 R)
• M58: 15,259,880 km (0.071 R)
• M59: 15,363,253 km (0.119 R)
• M60: 15,700,596 km (0.102 R)
• M61: 16,277,146 km (0.076 R)
• M62: 16,515,007 km (0.095 R)
• M63: 17,074,652 km (0.113 R)
• M64: 17,181,914 km (0.071 R)
• M65: 17,289,475 km (0.099 R)
• M66: 17,370,258 km (0.077 R)
• M67: 17,966,405 km (0.109 R)
• M68: 18,376,752 km (0.033 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.1

Radius: 12

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.89 AU - 5.09 AU

Year: 7312 Days

Day: 5.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 32,949,031 km

• M1: 172,636 km (0.111 R)
• M2: 256,261 km (0.113 R)
• M3: 401,820 km (0.059 R)
• M4: 560,842 km (0.119 R)
• M5: 730,786 km (0.083 R)
• M6: 1,079,498 km (0.079 R)
• M7: 1,155,494 km (0.068 R)
• M8: 1,329,626 km (0.12 R)
• M9: 1,849,030 km (0.075 R)
• M10: 2,073,875 km (0.087 R)
• M11: 2,170,216 km (0.115 R)
• M12: 2,287,950 km (0.114 R)
• M13: 2,387,732 km (0.103 R)
• M14: 2,695,903 km (0.119 R)
• M15: 3,328,253 km (0.11 R)
• M16: 3,556,989 km (0.072 R)
• M17: 3,696,563 km (0.073 R)
• M18: 3,885,805 km (0.111 R)
• M19: 4,029,867 km (0.052 R)
• M20: 4,175,576 km (0.072 R)
• M21: 4,674,485 km (0.053 R)
• M22: 4,802,092 km (0.064 R)
• M23: 5,113,405 km (0.059 R)
• M24: 5,404,672 km (0.11 R)
• M25: 5,646,871 km (0.111 R)
• M26: 5,783,154 km (0.088 R)
• M27: 5,948,011 km (0.099 R)
• M28: 6,680,592 km (0.058 R)
• M29: 6,940,892 km (0.112 R)
• M30: 7,057,579 km (0.055 R)
• M31: 7,681,402 km (0.093 R)
• M32: 8,665,756 km (0.033 R)
• M33: 9,140,879 km (0.117 R)
• M34: 9,365,575 km (0.075 R)
• M35: 9,657,141 km (0.078 R)
• M36: 10,050,434 km (0.051 R)
• M37: 10,282,460 km (0.104 R)
• M38: 10,650,471 km (0.094 R)
• M39: 11,606,850 km (0.076 R)
• M40: 11,920,108 km (0.105 R)
• M41: 12,236,208 km (0.108 R)
• M42: 12,733,322 km (0.108 R)
• M43: 13,931,302 km (0.106 R)
• M44: 14,900,397 km (0.052 R)
• M45: 15,622,506 km (0.07 R)
• M46: 15,891,333 km (0.03 R)
• M47: 15,968,376 km (0.077 R)
• M48: 16,123,060 km (0.046 R)
• M49: 16,628,851 km (0.076 R)
• M50: 17,100,383 km (0.1 R)
• M51: 17,258,658 km (0.068 R)
• M52: 17,576,403 km (0.091 R)
• M53: 17,775,967 km (0.062 R)
• M54: 18,097,004 km (0.069 R)
• M55: 18,907,824 km (0.05 R)
• M56: 19,565,008 km (0.052 R)
• M57: 19,771,902 km (0.112 R)
• M58: 20,564,920 km (0.113 R)
• M59: 20,691,031 km (0.067 R)
• M60: 20,817,441 km (0.036 R)
• M61: 21,923,718 km (0.1 R)
• M62: 22,009,587 km (0.036 R)
• M63: 22,095,606 km (0.046 R)
• M64: 22,657,495 km (0.089 R)
• M65: 23,223,873 km (0.092 R)
• M66: 23,399,201 km (0.066 R)
• M67: 24,148,836 km (0.083 R)
• M68: 25,175,826 km (0.081 R)
• M69: 25,762,549 km (0.058 R)
• M70: 26,536,568 km (0.086 R)
• M71: 26,628,122 km (0.113 R)
• M72: 26,949,458 km (0.109 R)
• M73: 27,688,771 km (0.107 R)
• M74: 28,998,500 km (0.06 R)
• M75: 29,756,064 km (0.117 R)
• M76: 31,242,169 km (0.032 R)
• M77: 31,775,336 km (0.115 R)
• M78: 32,654,223 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 18,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit