🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.52 AU - 0.78 AU

Year: 338 Days

Day: 27.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.4

Radius: 12.2

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.63 AU - 0.85 AU

Year: 411 Days

Day: 6.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 80,742,958 km

• M1: 155,283 km (0.107 R)
• M2: 270,772 km (0.081 R)
• M3: 424,559 km (0.095 R)
• M4: 506,838 km (0.099 R)
• M5: 585,975 km (0.078 R)
• M6: 677,379 km (0.111 R)
• M7: 872,604 km (0.097 R)
• M8: 1,008,439 km (0.106 R)
• M9: 1,186,461 km (0.039 R)
• M10: 1,275,172 km (0.095 R)
• M11: 1,473,838 km (0.098 R)
• M12: 1,584,391 km (0.105 R)
• M13: 1,677,890 km (0.095 R)
• M14: 1,839,904 km (0.105 R)
• M15: 1,928,167 km (0.066 R)
• M16: 2,098,260 km (0.079 R)
• M17: 2,185,326 km (0.102 R)
• M18: 2,268,053 km (0.087 R)
• M19: 2,368,733 km (0.107 R)
• M20: 2,493,797 km (0.095 R)
• M21: 2,603,751 km (0.104 R)
• M22: 2,697,549 km (0.057 R)
• M23: 3,053,741 km (0.03 R)
• M24: 3,322,868 km (0.111 R)
• M25: 3,444,192 km (0.091 R)
• M26: 3,560,579 km (0.039 R)
• M27: 3,704,791 km (0.041 R)
• M28: 3,784,228 km (0.085 R)
• M29: 3,877,577 km (0.087 R)
• M30: 3,971,823 km (0.108 R)
• M31: 4,100,926 km (0.09 R)
• M32: 4,190,087 km (0.098 R)
• M33: 4,321,583 km (0.108 R)
• M34: 4,433,482 km (0.089 R)
• M35: 4,574,553 km (0.11 R)
• M36: 4,674,335 km (0.116 R)
• M37: 4,774,715 km (0.057 R)
• M38: 4,868,663 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.8

Radius: 8.7

Gravity: 8.55 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.6 AU - 0.9 AU

Year: 419 Days

Day: 13.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 80,742,958 km

• M1: 109,057 km (0.12 R)
• M2: 166,802 km (0.116 R)
• M3: 263,591 km (0.067 R)
• M4: 363,224 km (0.078 R)
• M5: 418,874 km (0.044 R)
• M6: 526,285 km (0.097 R)
• M7: 659,427 km (0.09 R)
• M8: 730,337 km (0.12 R)
• M9: 808,427 km (0.097 R)
• M10: 1,023,100 km (0.087 R)
• M11: 1,111,363 km (0.111 R)
• M12: 1,266,047 km (0.105 R)
• M13: 1,356,254 km (0.117 R)
• M14: 1,417,589 km (0.04 R)
• M15: 1,527,394 km (0.064 R)
• M16: 1,591,422 km (0.046 R)
• M17: 1,678,189 km (0.099 R)
• M18: 1,733,391 km (0.108 R)
• M19: 1,850,974 km (0.099 R)
• M20: 1,948,363 km (0.092 R)
• M21: 2,023,910 km (0.113 R)
• M22: 2,226,316 km (0.118 R)
• M23: 2,329,987 km (0.115 R)
• M24: 2,391,771 km (0.084 R)
• M25: 2,523,267 km (0.045 R)
• M26: 2,586,846 km (0.091 R)
• M27: 2,734,948 km (0.099 R)
• M28: 2,806,755 km (0.107 R)
• M29: 3,032,947 km (0.045 R)
• M30: 3,107,297 km (0.045 R)
• M31: 3,216,653 km (0.112 R)
• M32: 3,292,649 km (0.119 R)
• M33: 3,474,560 km (0.087 R)
• M34: 3,595,435 km (0.104 R)
• M35: 3,811,903 km (0.099 R)
• M36: 3,951,329 km (0.07 R)
• M37: 4,114,839 km (0.083 R)
• M38: 4,212,526 km (0.118 R)
• M39: 4,371,998 km (0.056 R)
• M40: 4,448,592 km (0.03 R)
• M41: 4,518,005 km (0.072 R)
• M42: 4,595,497 km (0.079 R)
• M43: 4,720,411 km (0.104 R)
• M44: 4,830,665 km (0.077 R)
• M45: 4,909,952 km (0.081 R)
• M46: 5,013,623 km (0.052 R)
• M47: 5,190,897 km (0.107 R)
• M48: 5,296,513 km (0.11 R)
• M49: 5,361,887 km (0.096 R)
• M50: 5,477,077 km (0.111 R)
• M51: 5,593,016 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.5

Radius: 10.1

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.64 AU - 1 AU

Year: 479 Days

Day: 6.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 80,742,958 km

• M1: 132,993 km (0.087 R)
• M2: 226,641 km (0.027 R)
• M3: 321,635 km (0.107 R)
• M4: 425,157 km (0.093 R)
• M5: 534,513 km (0.114 R)
• M6: 658,979 km (0.089 R)
• M7: 744,997 km (0.11 R)
• M8: 839,693 km (0.112 R)
• M9: 1,027,139 km (0.113 R)
• M10: 1,113,158 km (0.102 R)
• M11: 1,255,276 km (0.111 R)
• M12: 1,403,677 km (0.09 R)
• M13: 1,657,993 km (0.115 R)
• M14: 1,772,585 km (0.058 R)
• M15: 1,921,136 km (0.101 R)
• M16: 2,041,712 km (0.076 R)
• M17: 2,270,596 km (0.086 R)
• M18: 2,459,838 km (0.078 R)
• M19: 2,647,284 km (0.117 R)
• M20: 2,710,713 km (0.067 R)
• M21: 2,774,741 km (0.099 R)
• M22: 3,014,098 km (0.1 R)
• M23: 3,087,999 km (0.117 R)
• M24: 3,230,117 km (0.088 R)
• M25: 3,443,444 km (0.115 R)
• M26: 3,536,344 km (0.104 R)
• M27: 3,606,505 km (0.115 R)
• M28: 3,916,173 km (0.079 R)
• M29: 4,334,299 km (0.085 R)
• M30: 4,468,488 km (0.032 R)
• M31: 4,595,497 km (0.09 R)
• M32: 4,749,433 km (0.08 R)
• M33: 4,870,458 km (0.118 R)
• M34: 4,983,703 km (0.07 R)
• M35: 5,186,409 km (0.094 R)
• M36: 5,472,739 km (0.043 R)
• M37: 5,545,144 km (0.074 R)
• M38: 5,709,253 km (0.11 R)
• M39: 5,819,656 km (0.081 R)
• M40: 6,089,232 km (0.079 R)
• M41: 6,372,420 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.6

Radius: 8.7

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.18 AU - 1.96 AU

Year: 1270 Days

Day: 12.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 80,742,958 km

• M1: 109,206 km (0.086 R)
• M2: 177,872 km (0.116 R)
• M3: 245,341 km (0.062 R)
• M4: 353,350 km (0.119 R)
• M5: 449,392 km (0.061 R)
• M6: 517,459 km (0.058 R)
• M7: 606,470 km (0.118 R)
• M8: 744,399 km (0.066 R)
• M9: 833,709 km (0.109 R)
• M10: 947,254 km (0.101 R)
• M11: 1,124,078 km (0.045 R)
• M12: 1,197,830 km (0.107 R)
• M13: 1,303,895 km (0.101 R)
• M14: 1,445,115 km (0.092 R)
• M15: 1,517,670 km (0.079 R)
• M16: 1,700,329 km (0.098 R)
• M17: 1,987,857 km (0.092 R)
• M18: 2,160,343 km (0.11 R)
• M19: 2,433,359 km (0.093 R)
• M20: 2,638,009 km (0.103 R)
• M21: 3,033,097 km (0.073 R)
• M22: 3,095,629 km (0.026 R)
• M23: 3,158,460 km (0.12 R)
• M24: 3,232,361 km (0.049 R)
• M25: 3,371,188 km (0.066 R)
• M26: 3,777,197 km (0.07 R)
• M27: 3,878,325 km (0.095 R)
• M28: 3,957,612 km (0.106 R)
• M29: 4,048,866 km (0.111 R)
• M30: 4,117,831 km (0.051 R)
• M31: 4,187,244 km (0.117 R)
• M32: 4,350,456 km (0.048 R)
• M33: 4,480,307 km (0.032 R)
• M34: 4,563,633 km (0.06 R)
• M35: 4,889,606 km (0.066 R)
• M36: 4,950,942 km (0.105 R)
• M37: 5,036,960 km (0.106 R)
• M38: 5,399,286 km (0.071 R)
• M39: 5,731,244 km (0.119 R)
• M40: 5,860,646 km (0.039 R)
• M41: 6,135,757 km (0.07 R)
• M42: 6,228,358 km (0.118 R)
• M43: 6,468,762 km (0.094 R)
• M44: 6,535,931 km (0.057 R)
• M45: 6,972,308 km (0.025 R)
• M46: 7,096,773 km (0.074 R)
• M47: 7,166,187 km (0.092 R)
• M48: 7,319,824 km (0.118 R)
• M49: 7,830,102 km (0.072 R)
• M50: 8,104,016 km (0.088 R)
• M51: 8,395,732 km (0.032 R)
• M52: 8,572,556 km (0.12 R)
• M53: 8,765,388 km (0.085 R)
• M54: 8,840,037 km (0.086 R)
• M55: 8,959,716 km (0.063 R)
• M56: 9,231,086 km (0.086 R)
• M57: 9,474,632 km (0.041 R)
• M58: 9,658,787 km (0.062 R)
• M59: 9,999,271 km (0.115 R)
• M60: 10,454,198 km (0.073 R)
• M61: 10,612,623 km (0.059 R)
• M62: 10,692,059 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.1

Radius: 12.9

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.27 AU - 2.31 AU

Year: 2238 Days

Day: 6.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 80,742,958 km

• M1: 175,927 km (0.118 R)
• M2: 279,150 km (0.034 R)
• M3: 369,357 km (0.048 R)
• M4: 578,495 km (0.102 R)
• M5: 716,873 km (0.03 R)
• M6: 831,166 km (0.103 R)
• M7: 1,080,097 km (0.098 R)
• M8: 1,214,136 km (0.037 R)
• M9: 1,321,248 km (0.083 R)
• M10: 1,580,352 km (0.111 R)
• M11: 1,758,373 km (0.098 R)
• M12: 1,856,210 km (0.108 R)
• M13: 1,955,992 km (0.049 R)
• M14: 2,187,121 km (0.064 R)
• M15: 2,414,061 km (0.089 R)
• M16: 2,776,088 km (0.079 R)
• M17: 2,978,344 km (0.113 R)
• M18: 3,306,113 km (0.067 R)
• M19: 3,489,969 km (0.109 R)
• M20: 3,964,344 km (0.038 R)
• M21: 4,127,106 km (0.071 R)
• M22: 4,225,841 km (0.093 R)
• M23: 4,342,078 km (0.094 R)
• M24: 4,442,608 km (0.051 R)
• M25: 4,680,169 km (0.12 R)
• M26: 4,817,799 km (0.086 R)
• M27: 4,904,566 km (0.103 R)
• M28: 5,009,285 km (0.115 R)
• M29: 5,454,039 km (0.115 R)
• M30: 5,599,000 km (0.111 R)
• M31: 5,782,107 km (0.073 R)
• M32: 6,098,058 km (0.056 R)
• M33: 7,277,787 km (0.082 R)
• M34: 7,477,949 km (0.044 R)
• M35: 7,842,668 km (0.118 R)
• M36: 8,171,933 km (0.111 R)
• M37: 8,254,960 km (0.119 R)
• M38: 8,611,003 km (0.032 R)
• M39: 9,251,581 km (0.071 R)
• M40: 9,359,740 km (0.099 R)
• M41: 9,446,657 km (0.119 R)
• M42: 9,996,130 km (0.106 R)
• M43: 10,330,780 km (0.098 R)
• M44: 10,510,746 km (0.11 R)
• M45: 10,691,760 km (0.069 R)
• M46: 10,988,263 km (0.099 R)
• M47: 11,846,805 km (0.026 R)
• M48: 12,272,261 km (0.062 R)
• M49: 13,309,124 km (0.107 R)
• M50: 13,505,097 km (0.068 R)
• M51: 13,628,067 km (0.118 R)
• M52: 13,924,869 km (0.088 R)
• M53: 14,098,851 km (0.036 R)
• M54: 14,298,714 km (0.084 R)
• M55: 14,398,945 km (0.109 R)
• M56: 14,650,718 km (0.041 R)
• M57: 14,853,124 km (0.109 R)
• M58: 15,030,996 km (0.111 R)
• M59: 15,235,197 km (0.077 R)
• M60: 15,337,671 km (0.111 R)
• M61: 15,775,544 km (0.103 R)
• M62: 16,217,606 km (0.082 R)
• M63: 16,928,046 km (0.057 R)
• M64: 17,034,111 km (0.071 R)
• M65: 17,702,514 km (0.106 R)
• M66: 17,783,297 km (0.059 R)
• M67: 17,972,239 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.3

Radius: 4.1

Gravity: 32.38 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 8.88 AU - 13.72 AU

Year: 24526 Days

Day: 24 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 80,742,958 km

• M1: 184,604 km (0.079 R)
• M2: 214,224 km (0.096 R)
• M3: 409,001 km (0.088 R)
• M4: 512,822 km (0.108 R)
• M5: 1,178,083 km (0.071 R)
• M6: 1,419,235 km (0.11 R)
• M7: 1,980,526 km (0.094 R)
• M8: 2,085,993 km (0.096 R)
• M9: 2,954,857 km (0.102 R)
• M10: 3,035,042 km (0.115 R)
• M11: 3,617,127 km (0.028 R)
• M12: 3,876,978 km (0.076 R)
• M13: 4,598,788 km (0.116 R)
• M14: 4,975,027 km (0.084 R)
• M15: 5,070,769 km (0.088 R)
• M16: 5,459,275 km (0.059 R)
• M17: 5,657,043 km (0.108 R)
• M18: 6,576,173 km (0.074 R)
• M19: 6,681,191 km (0.117 R)
• M20: 8,039,240 km (0.1 R)
• M21: 8,207,837 km (0.118 R)
• M22: 8,951,637 km (0.12 R)
• M23: 9,068,025 km (0.068 R)
• M24: 9,361,087 km (0.073 R)
• M25: 10,934,408 km (0.041 R)
• M26: 12,392,837 km (0.119 R)
• M27: 12,522,539 km (0.091 R)
• M28: 13,243,750 km (0.103 R)
• M29: 15,209,017 km (0.045 R)
• M30: 16,473,718 km (0.093 R)
• M31: 16,544,926 km (0.111 R)
• M32: 17,262,996 km (0.029 R)
• M33: 17,625,920 km (0.063 R)
• M34: 19,628,437 km (0.083 R)
• M35: 19,855,228 km (0.113 R)
• M36: 20,311,651 km (0.098 R)
• M37: 21,701,565 km (0.119 R)
• M38: 21,857,894 km (0.115 R)
• M39: 24,004,624 km (0.06 R)
• M40: 27,897,909 km (0.079 R)
• M41: 28,323,514 km (0.11 R)
• M42: 28,751,215 km (0.097 R)
• M43: 29,008,972 km (0.12 R)
• M44: 30,134,247 km (0.093 R)
• M45: 30,570,923 km (0.081 R)
• M46: 31,097,508 km (0.106 R)
• M47: 33,775,609 km (0.078 R)
• M48: 37,365,808 km (0.096 R)
• M49: 37,553,254 km (0.053 R)
• M50: 40,112,874 km (0.029 R)
• M51: 40,208,766 km (0.106 R)
• M52: 40,496,892 km (0.119 R)
• M53: 41,075,087 km (0.069 R)
• M54: 41,268,517 km (0.1 R)
• M55: 41,753,215 km (0.104 R)
• M56: 42,337,394 km (0.108 R)
• M57: 42,826,280 km (0.082 R)
• M58: 43,316,961 km (0.083 R)
• M59: 47,309,279 km (0.119 R)
• M60: 48,325,498 km (0.083 R)
• M61: 49,554,444 km (0.096 R)
• M62: 51,834,316 km (0.078 R)
• M63: 53,092,135 km (0.087 R)
• M64: 53,830,550 km (0.118 R)
• M65: 54,042,081 km (0.119 R)
• M66: 57,141,151 km (0.098 R)
• M67: 57,249,011 km (0.067 R)
• M68: 58,657,774 km (0.067 R)
• M69: 58,766,532 km (0.109 R)
• M70: 59,093,403 km (0.074 R)
• M71: 60,847,139 km (0.113 R)
• M72: 61,398,556 km (0.065 R)
• M73: 61,619,662 km (0.119 R)
• M74: 62,062,621 km (0.104 R)
• M75: 62,617,779 km (0.054 R)
• M76: 63,509,532 km (0.038 R)
• M77: 63,956,830 km (0.111 R)
• M78: 67,117,982 km (0.085 R)
• M79: 67,345,670 km (0.103 R)
• M80: 67,687,801 km (0.088 R)
• M81: 68,946,966 km (0.064 R)
• M82: 70,792,405 km (0.102 R)
• M83: 71,024,132 km (0.117 R)
• M84: 71,604,871 km (0.083 R)
• M85: 72,653,851 km (0.118 R)
• M86: 72,770,837 km (0.089 R)
• M87: 73,121,794 km (0.096 R)
• M88: 73,238,929 km (0.104 R)
• M89: 73,708,068 km (0.112 R)
• M90: 73,825,502 km (0.065 R)
• M91: 73,943,086 km (0.09 R)
• M92: 75,357,983 km (0.09 R)
• M93: 76,187,503 km (0.098 R)
• M94: 76,781,855 km (0.063 R)
• M95: 78,334,382 km (0.102 R)
• M96: 79,294,800 km (0.101 R)
• M97: 80,501,008 km (0.057 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: 265 - 15,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit