🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.53 AU - 0.57 AU

Year: 259 Days

Day: 33.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,387,972 km

• M1: 533,616 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.4

Radius: 9.6

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.77 AU - 0.95 AU

Year: 507 Days

Day: 9.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,387,972 km

• M1: 119,828 km (0.111 R)
• M2: 181,911 km (0.073 R)
• M3: 244,293 km (0.081 R)
• M4: 323,281 km (0.105 R)
• M5: 401,670 km (0.078 R)
• M6: 461,509 km (0.119 R)
• M7: 582,235 km (0.055 R)
• M8: 685,457 km (0.085 R)
• M9: 795,561 km (0.09 R)
• M10: 891,753 km (0.065 R)
• M11: 965,056 km (0.1 R)
• M12: 1,025,344 km (0.119 R)
• M13: 1,115,103 km (0.107 R)
• M14: 1,214,136 km (0.083 R)
• M15: 1,279,660 km (0.11 R)
• M16: 1,363,435 km (0.057 R)
• M17: 1,480,271 km (0.082 R)
• M18: 1,575,565 km (0.081 R)
• M19: 1,647,521 km (0.085 R)
• M20: 1,787,395 km (0.098 R)
• M21: 1,904,530 km (0.118 R)
• M22: 1,966,015 km (0.112 R)
• M23: 2,059,514 km (0.098 R)
• M24: 2,283,611 km (0.106 R)
• M25: 2,415,108 km (0.089 R)
• M26: 2,486,167 km (0.059 R)
• M27: 2,574,879 km (0.109 R)
• M28: 2,677,503 km (0.084 R)
• M29: 2,746,767 km (0.117 R)
• M30: 2,812,141 km (0.08 R)
• M31: 2,878,113 km (0.077 R)
• M32: 2,953,511 km (0.114 R)
• M33: 3,038,632 km (0.117 R)
• M34: 3,147,240 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.3

Radius: 14.4

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.03 AU - 1.03 AU

Year: 665 Days

Day: 12.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 71,387,972 km

• M1: 179,368 km (0.098 R)
• M2: 272,418 km (0.09 R)
• M3: 367,861 km (0.117 R)
• M4: 510,278 km (0.118 R)
• M5: 612,005 km (0.097 R)
• M6: 726,896 km (0.056 R)
• M7: 821,143 km (0.095 R)
• M8: 920,326 km (0.102 R)
• M9: 1,061,546 km (0.104 R)
• M10: 1,210,696 km (0.055 R)
• M11: 1,355,656 km (0.117 R)
• M12: 1,562,699 km (0.109 R)
• M13: 1,676,693 km (0.108 R)
• M14: 1,793,678 km (0.083 R)
• M15: 2,064,002 km (0.085 R)
• M16: 2,204,325 km (0.107 R)
• M17: 2,442,933 km (0.118 R)
• M18: 2,644,741 km (0.109 R)
• M19: 2,751,554 km (0.1 R)
• M20: 2,883,349 km (0.08 R)
• M21: 2,993,453 km (0.072 R)
• M22: 3,201,993 km (0.115 R)
• M23: 3,299,830 km (0.082 R)
• M24: 3,523,778 km (0.101 R)
• M25: 3,692,973 km (0.027 R)
• M26: 4,074,747 km (0.069 R)
• M27: 4,342,527 km (0.098 R)
• M28: 4,460,410 km (0.107 R)
• M29: 4,597,891 km (0.119 R)
• M30: 4,718,018 km (0.039 R)
• M31: 4,811,217 km (0.095 R)
• M32: 4,905,015 km (0.105 R)
• M33: 5,085,131 km (0.108 R)
• M34: 5,296,213 km (0.111 R)
• M35: 5,403,026 km (0.098 R)
• M36: 5,837,010 km (0.096 R)
• M37: 6,068,587 km (0.114 R)
• M38: 6,190,509 km (0.029 R)
• M39: 6,323,652 km (0.104 R)
• M40: 6,530,246 km (0.036 R)
• M41: 6,718,141 km (0.098 R)
• M42: 6,960,939 km (0.085 R)
• M43: 7,195,957 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.3

Radius: 11.6

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.04 AU - 3.82 AU

Year: 4039 Days

Day: 9.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 71,387,972 km

• M1: 164,408 km (0.062 R)
• M2: 248,781 km (0.092 R)
• M3: 363,373 km (0.098 R)
• M4: 509,979 km (0.09 R)
• M5: 592,108 km (0.039 R)
• M6: 717,471 km (0.058 R)
• M7: 1,068,578 km (0.115 R)
• M8: 1,141,432 km (0.093 R)
• M9: 1,341,594 km (0.113 R)
• M10: 1,451,099 km (0.06 R)
• M11: 1,574,218 km (0.072 R)
• M12: 1,690,306 km (0.11 R)
• M13: 1,831,228 km (0.052 R)
• M14: 2,113,668 km (0.089 R)
• M15: 2,218,836 km (0.093 R)
• M16: 2,720,437 km (0.104 R)
• M17: 2,848,194 km (0.11 R)
• M18: 3,083,212 km (0.118 R)
• M19: 3,379,266 km (0.105 R)
• M20: 3,558,485 km (0.07 R)
• M21: 3,684,596 km (0.059 R)
• M22: 3,797,841 km (0.108 R)
• M23: 4,042,434 km (0.066 R)
• M24: 4,203,551 km (0.076 R)
• M25: 4,292,412 km (0.11 R)
• M26: 4,684,358 km (0.113 R)
• M27: 4,869,261 km (0.036 R)
• M28: 4,947,052 km (0.118 R)
• M29: 5,087,973 km (0.082 R)
• M30: 5,166,961 km (0.078 R)
• M31: 5,374,154 km (0.115 R)
• M32: 5,665,571 km (0.111 R)
• M33: 5,780,312 km (0.052 R)
• M34: 5,929,012 km (0.097 R)
• M35: 6,230,153 km (0.081 R)
• M36: 6,519,176 km (0.115 R)
• M37: 7,359,318 km (0.072 R)
• M38: 7,592,690 km (0.093 R)
• M39: 7,683,047 km (0.059 R)
• M40: 8,233,268 km (0.096 R)
• M41: 8,400,818 km (0.07 R)
• M42: 9,159,130 km (0.079 R)
• M43: 9,274,769 km (0.112 R)
• M44: 9,468,648 km (0.118 R)
• M45: 9,566,036 km (0.103 R)
• M46: 10,098,006 km (0.118 R)
• M47: 10,357,558 km (0.118 R)
• M48: 10,498,330 km (0.083 R)
• M49: 10,863,049 km (0.106 R)
• M50: 11,417,908 km (0.114 R)
• M51: 11,604,905 km (0.11 R)
• M52: 12,087,508 km (0.096 R)
• M53: 12,341,974 km (0.107 R)
• M54: 12,555,300 km (0.112 R)
• M55: 12,705,347 km (0.094 R)
• M56: 13,007,385 km (0.111 R)
• M57: 13,137,535 km (0.092 R)
• M58: 13,355,350 km (0.112 R)
• M59: 13,640,483 km (0.118 R)
• M60: 14,665,229 km (0.116 R)
• M61: 15,004,666 km (0.085 R)
• M62: 15,163,988 km (0.091 R)
• M63: 15,323,908 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.4

Radius: 14.4

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.45 AU - 4.01 AU

Year: 4580 Days

Day: 13.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 76.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 71,387,972 km

• M1: 179,667 km (0.074 R)
• M2: 347,815 km (0.073 R)
• M3: 481,705 km (0.03 R)
• M4: 597,793 km (0.104 R)
• M5: 708,346 km (0.118 R)
• M6: 874,699 km (0.113 R)
• M7: 1,238,970 km (0.117 R)
• M8: 1,386,772 km (0.096 R)
• M9: 1,492,688 km (0.104 R)
• M10: 1,626,278 km (0.074 R)
• M11: 1,738,626 km (0.12 R)
• M12: 1,892,862 km (0.06 R)
• M13: 2,011,643 km (0.028 R)
• M14: 2,146,580 km (0.051 R)
• M15: 2,270,896 km (0.114 R)
• M16: 2,643,694 km (0.1 R)
• M17: 2,837,722 km (0.102 R)
• M18: 3,224,133 km (0.119 R)
• M19: 3,545,619 km (0.097 R)
• M20: 3,760,292 km (0.105 R)
• M21: 3,860,822 km (0.051 R)
• M22: 4,168,096 km (0.11 R)
• M23: 4,483,299 km (0.06 R)
• M24: 5,230,690 km (0.094 R)
• M25: 5,609,471 km (0.044 R)
• M26: 6,115,411 km (0.074 R)
• M27: 6,234,192 km (0.086 R)
• M28: 6,494,343 km (0.097 R)
• M29: 6,595,471 km (0.076 R)
• M30: 6,901,698 km (0.111 R)
• M31: 7,025,565 km (0.106 R)
• M32: 7,317,580 km (0.111 R)
• M33: 7,956,512 km (0.11 R)
• M34: 8,130,046 km (0.081 R)
• M35: 8,458,712 km (0.101 R)
• M36: 8,613,546 km (0.089 R)
• M37: 8,948,795 km (0.105 R)
• M38: 9,038,853 km (0.096 R)
• M39: 9,265,494 km (0.101 R)
• M40: 9,425,115 km (0.084 R)
• M41: 9,724,310 km (0.116 R)
• M42: 9,933,149 km (0.075 R)
• M43: 10,096,809 km (0.062 R)
• M44: 10,214,094 km (0.12 R)
• M45: 10,855,719 km (0.12 R)
• M46: 10,975,996 km (0.113 R)
• M47: 11,290,899 km (0.066 R)
• M48: 11,559,577 km (0.104 R)
• M49: 11,904,699 km (0.056 R)
• M50: 12,253,262 km (0.104 R)
• M51: 12,453,873 km (0.116 R)
• M52: 12,756,958 km (0.11 R)
• M53: 12,985,843 km (0.061 R)
• M54: 13,139,331 km (0.091 R)
• M55: 13,525,293 km (0.055 R)
• M56: 14,046,043 km (0.043 R)
• M57: 14,150,911 km (0.093 R)
• M58: 15,214,403 km (0.092 R)
• M59: 15,376,268 km (0.083 R)
• M60: 16,111,242 km (0.104 R)
• M61: 16,221,196 km (0.114 R)
• M62: 16,885,710 km (0.119 R)
• M63: 17,025,285 km (0.116 R)
• M64: 17,333,606 km (0.119 R)
• M65: 17,474,527 km (0.088 R)
• M66: 17,956,083 km (0.107 R)
• M67: 18,298,662 km (0.066 R)
• M68: 18,585,740 km (0.094 R)
• M69: 19,690,670 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.4

Radius: 7.6

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 8.92 AU - 9.96 AU

Year: 18441 Days

Day: 22.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 71,387,972 km

• M1: 112,498 km (0.034 R)
• M2: 165,754 km (0.08 R)
• M3: 327,171 km (0.089 R)
• M4: 1,443,320 km (0.116 R)
• M5: 2,281,667 km (0.116 R)
• M6: 2,417,053 km (0.103 R)
• M7: 2,660,149 km (0.116 R)
• M8: 2,984,328 km (0.053 R)
• M9: 3,207,528 km (0.111 R)
• M10: 4,194,874 km (0.101 R)
• M11: 4,872,851 km (0.115 R)
• M12: 5,448,504 km (0.118 R)
• M13: 6,139,347 km (0.113 R)
• M14: 6,663,388 km (0.065 R)
• M15: 6,857,566 km (0.12 R)
• M16: 6,955,403 km (0.118 R)
• M17: 7,102,907 km (0.112 R)
• M18: 7,401,055 km (0.084 R)
• M19: 7,907,295 km (0.055 R)
• M20: 8,164,453 km (0.068 R)
• M21: 8,899,428 km (0.088 R)
• M22: 9,328,923 km (0.119 R)
• M23: 9,930,456 km (0.043 R)
• M24: 10,770,897 km (0.099 R)
• M25: 10,941,738 km (0.114 R)
• M26: 11,750,763 km (0.099 R)
• M27: 11,926,541 km (0.119 R)
• M28: 11,985,333 km (0.119 R)
• M29: 12,221,697 km (0.094 R)
• M30: 12,280,938 km (0.084 R)
• M31: 12,939,617 km (0.062 R)
• M32: 14,042,004 km (0.041 R)
• M33: 14,478,830 km (0.109 R)
• M34: 15,880,412 km (0.063 R)
• M35: 17,059,244 km (0.079 R)
• M36: 17,191,937 km (0.105 R)
• M37: 17,793,320 km (0.071 R)
• M38: 17,927,958 km (0.112 R)
• M39: 18,811,035 km (0.108 R)
• M40: 19,430,669 km (0.103 R)
• M41: 20,337,531 km (0.104 R)
• M42: 21,687,652 km (0.114 R)
• M43: 21,759,459 km (0.101 R)
• M44: 22,192,246 km (0.03 R)
• M45: 22,409,761 km (0.05 R)
• M46: 23,951,816 km (0.115 R)
• M47: 24,698,010 km (0.085 R)
• M48: 25,149,496 km (0.064 R)
• M49: 25,300,590 km (0.094 R)
• M50: 26,905,027 km (0.105 R)
• M51: 27,914,813 km (0.114 R)
• M52: 28,542,376 km (0.117 R)
• M53: 28,778,890 km (0.109 R)
• M54: 29,651,644 km (0.077 R)
• M55: 31,748,857 km (0.072 R)
• M56: 32,815,340 km (0.078 R)
• M57: 33,145,951 km (0.112 R)
• M58: 33,394,583 km (0.032 R)
• M59: 33,477,610 km (0.092 R)
• M60: 33,560,637 km (0.099 R)
• M61: 33,726,990 km (0.084 R)
• M62: 34,144,068 km (0.036 R)
• M63: 34,395,094 km (0.117 R)
• M64: 35,914,559 km (0.077 R)
• M65: 37,025,323 km (0.07 R)
• M66: 37,974,073 km (0.116 R)
• M67: 38,843,536 km (0.084 R)
• M68: 39,018,266 km (0.067 R)
• M69: 40,248,260 km (0.065 R)
• M70: 40,868,044 km (0.085 R)
• M71: 41,580,279 km (0.109 R)
• M72: 41,758,899 km (0.085 R)
• M73: 42,656,187 km (0.087 R)
• M74: 43,197,582 km (0.053 R)
• M75: 43,923,132 km (0.073 R)
• M76: 44,014,087 km (0.085 R)
• M77: 44,378,508 km (0.061 R)
• M78: 46,030,966 km (0.094 R)
• M79: 46,215,869 km (0.114 R)
• M80: 48,077,913 km (0.085 R)
• M81: 49,396,020 km (0.048 R)
• M82: 51,012,276 km (0.109 R)
• M83: 52,356,412 km (0.088 R)
• M84: 52,646,034 km (0.093 R)
• M85: 53,809,457 km (0.094 R)
• M86: 54,883,420 km (0.104 R)
• M87: 55,964,414 km (0.092 R)
• M88: 61,881,309 km (0.114 R)
• M89: 65,276,283 km (0.079 R)
• M90: 67,048,718 km (0.12 R)
• M91: 67,783,094 km (0.11 R)
• M92: 69,577,670 km (0.102 R)
• M93: 70,747,227 km (0.119 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 18,397 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit