🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.58 AU - 0.62 AU

Year: 305 Days

Day: 27.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.6

Radius: 12.6

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.69 AU - 1.07 AU

Year: 542 Days

Day: 7.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 29,531,237 km

• M1: 205,547 km (0.109 R)
• M2: 294,857 km (0.05 R)
• M3: 390,750 km (0.05 R)
• M4: 513,270 km (0.03 R)
• M5: 614,847 km (0.115 R)
• M6: 694,284 km (0.05 R)
• M7: 782,247 km (0.089 R)
• M8: 931,995 km (0.114 R)
• M9: 1,030,879 km (0.106 R)
• M10: 1,181,225 km (0.118 R)
• M11: 1,278,463 km (0.118 R)
• M12: 1,361,640 km (0.073 R)
• M13: 1,441,076 km (0.116 R)
• M14: 1,622,838 km (0.104 R)
• M15: 1,787,545 km (0.09 R)
• M16: 1,926,073 km (0.117 R)
• M17: 2,101,102 km (0.053 R)
• M18: 2,180,539 km (0.094 R)
• M19: 2,404,786 km (0.092 R)
• M20: 2,586,846 km (0.113 R)
• M21: 2,890,680 km (0.095 R)
• M22: 3,099,668 km (0.096 R)
• M23: 3,198,552 km (0.056 R)
• M24: 3,313,892 km (0.113 R)
• M25: 3,556,839 km (0.068 R)
• M26: 3,636,425 km (0.069 R)
• M27: 3,797,542 km (0.097 R)
• M28: 3,928,141 km (0.084 R)
• M29: 4,118,579 km (0.075 R)
• M30: 4,210,731 km (0.083 R)
• M31: 4,303,632 km (0.054 R)
• M32: 4,388,603 km (0.094 R)
• M33: 4,500,054 km (0.07 R)
• M34: 4,734,473 km (0.119 R)
• M35: 4,831,114 km (0.035 R)
• M36: 4,937,328 km (0.091 R)
• M37: 5,233,532 km (0.028 R)
• M38: 5,333,613 km (0.111 R)
• M39: 5,507,894 km (0.095 R)
• M40: 5,674,846 km (0.101 R)
• M41: 5,796,469 km (0.084 R)
• M42: 5,956,838 km (0.095 R)
• M43: 6,080,555 km (0.069 R)
• M44: 6,166,574 km (0.08 R)
• M45: 6,262,765 km (0.093 R)
• M46: 6,369,129 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.6

Radius: 9.7

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.88 AU - 0.92 AU

Year: 560 Days

Day: 7.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 29,531,237 km

• M1: 148,551 km (0.115 R)
• M2: 217,665 km (0.046 R)
• M3: 307,124 km (0.096 R)
• M4: 384,018 km (0.071 R)
• M5: 481,406 km (0.069 R)
• M6: 593,156 km (0.109 R)
• M7: 685,607 km (0.071 R)
• M8: 773,421 km (0.114 R)
• M9: 834,307 km (0.052 R)
• M10: 907,610 km (0.097 R)
• M11: 1,044,193 km (0.059 R)
• M12: 1,106,575 km (0.07 R)
• M13: 1,205,609 km (0.08 R)
• M14: 1,295,518 km (0.104 R)
• M15: 1,444,367 km (0.058 R)
• M16: 1,508,096 km (0.096 R)
• M17: 1,651,860 km (0.059 R)
• M18: 1,806,993 km (0.042 R)
• M19: 1,924,876 km (0.081 R)
• M20: 2,045,452 km (0.117 R)
• M21: 2,139,250 km (0.112 R)
• M22: 2,205,222 km (0.116 R)
• M23: 2,301,563 km (0.036 R)
• M24: 2,437,398 km (0.093 R)
• M25: 2,591,334 km (0.093 R)
• M26: 2,941,842 km (0.104 R)
• M27: 3,048,206 km (0.112 R)
• M28: 3,122,706 km (0.1 R)
• M29: 3,189,427 km (0.116 R)
• M30: 3,341,268 km (0.113 R)
• M31: 3,443,893 km (0.03 R)
• M32: 3,530,211 km (0.069 R)
• M33: 3,661,109 km (0.061 R)
• M34: 3,722,743 km (0.045 R)
• M35: 3,847,059 km (0.099 R)
• M36: 3,927,692 km (0.101 R)
• M37: 3,990,822 km (0.106 R)
• M38: 4,081,479 km (0.12 R)
• M39: 4,574,254 km (0.108 R)
• M40: 4,688,397 km (0.091 R)
• M41: 5,056,258 km (0.038 R)
• M42: 5,134,947 km (0.087 R)
• M43: 5,253,728 km (0.049 R)
• M44: 5,483,809 km (0.036 R)
• M45: 5,584,937 km (0.111 R)
• M46: 5,717,331 km (0.092 R)
• M47: 5,861,245 km (0.116 R)
• M48: 5,954,294 km (0.084 R)
• M49: 6,131,418 km (0.057 R)
• M50: 6,246,908 km (0.045 R)
• M51: 6,705,575 km (0.09 R)
• M52: 6,900,950 km (0.114 R)
• M53: 7,032,147 km (0.119 R)
• M54: 7,219,444 km (0.101 R)
• M55: 7,286,015 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.3

Radius: 9.8

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.56 AU - 1.92 AU

Year: 1506 Days

Day: 8.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 29,531,237 km

• M1: 133,292 km (0.087 R)
• M2: 202,107 km (0.113 R)
• M3: 337,493 km (0.082 R)
• M4: 567,874 km (0.106 R)
• M5: 989,141 km (0.117 R)
• M6: 1,138,290 km (0.03 R)
• M7: 1,295,218 km (0.058 R)
• M8: 1,396,945 km (0.09 R)
• M9: 1,480,421 km (0.103 R)
• M10: 1,558,361 km (0.115 R)
• M11: 1,711,400 km (0.104 R)
• M12: 1,831,228 km (0.083 R)
• M13: 2,032,287 km (0.074 R)
• M14: 2,103,496 km (0.112 R)
• M15: 2,314,279 km (0.083 R)
• M16: 2,506,512 km (0.06 R)
• M17: 2,652,071 km (0.083 R)
• M18: 2,721,634 km (0.071 R)
• M19: 3,133,028 km (0.105 R)
• M20: 3,197,355 km (0.081 R)
• M21: 3,308,806 km (0.074 R)
• M22: 3,478,300 km (0.05 R)
• M23: 3,554,595 km (0.103 R)
• M24: 3,728,278 km (0.101 R)
• M25: 3,865,310 km (0.027 R)
• M26: 4,044,079 km (0.084 R)
• M27: 4,215,369 km (0.062 R)
• M28: 4,409,696 km (0.111 R)
• M29: 4,534,012 km (0.051 R)
• M30: 4,691,090 km (0.072 R)
• M31: 4,849,813 km (0.062 R)
• M32: 5,129,412 km (0.092 R)
• M33: 5,425,316 km (0.081 R)
• M34: 5,726,906 km (0.08 R)
• M35: 5,862,591 km (0.099 R)
• M36: 5,965,215 km (0.081 R)
• M37: 6,276,379 km (0.095 R)
• M38: 6,451,707 km (0.12 R)
• M39: 6,581,259 km (0.053 R)
• M40: 6,854,874 km (0.119 R)
• M41: 7,023,321 km (0.086 R)
• M42: 7,132,228 km (0.059 R)
• M43: 7,266,268 km (0.064 R)
• M44: 7,327,453 km (0.092 R)
• M45: 7,573,991 km (0.111 R)
• M46: 7,798,088 km (0.092 R)
• M47: 8,138,573 km (0.115 R)
• M48: 8,240,300 km (0.099 R)
• M49: 8,316,894 km (0.037 R)
• M50: 8,380,922 km (0.091 R)
• M51: 8,483,845 km (0.111 R)
• M52: 8,781,694 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.4

Radius: 11

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.79 AU - 1.79 AU

Year: 1571 Days

Day: 8.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 29,531,237 km

• M1: 137,630 km (0.114 R)
• M2: 242,797 km (0.105 R)
• M3: 339,138 km (0.097 R)
• M4: 415,284 km (0.058 R)
• M5: 494,571 km (0.106 R)
• M6: 625,319 km (0.117 R)
• M7: 703,559 km (0.091 R)
• M8: 780,003 km (0.083 R)
• M9: 871,258 km (0.09 R)
• M10: 1,142,180 km (0.075 R)
• M11: 1,220,868 km (0.091 R)
• M12: 1,377,048 km (0.096 R)
• M13: 1,454,091 km (0.106 R)
• M14: 1,525,599 km (0.087 R)
• M15: 1,717,234 km (0.059 R)
• M16: 1,893,311 km (0.056 R)
• M17: 2,067,592 km (0.112 R)
• M18: 2,140,446 km (0.074 R)
• M19: 2,364,394 km (0.095 R)
• M20: 2,781,473 km (0.12 R)
• M21: 2,953,062 km (0.096 R)
• M22: 3,063,166 km (0.112 R)
• M23: 3,165,491 km (0.042 R)
• M24: 3,335,285 km (0.071 R)
• M25: 3,450,176 km (0.088 R)
• M26: 3,683,997 km (0.116 R)
• M27: 4,395,634 km (0.085 R)
• M28: 4,543,138 km (0.06 R)
• M29: 4,628,109 km (0.104 R)
• M30: 4,713,679 km (0.108 R)
• M31: 4,842,932 km (0.118 R)
• M32: 4,918,928 km (0.096 R)
• M33: 5,050,125 km (0.077 R)
• M34: 5,360,840 km (0.112 R)
• M35: 5,518,665 km (0.067 R)
• M36: 5,873,362 km (0.115 R)
• M37: 6,153,110 km (0.091 R)
• M38: 6,259,175 km (0.099 R)
• M39: 6,413,560 km (0.072 R)
• M40: 7,278,385 km (0.053 R)
• M41: 7,353,184 km (0.04 R)
• M42: 7,440,848 km (0.103 R)
• M43: 7,999,297 km (0.106 R)
• M44: 8,231,623 km (0.118 R)
• M45: 8,309,563 km (0.098 R)
• M46: 8,531,866 km (0.12 R)
• M47: 8,676,677 km (0.089 R)
• M48: 8,769,278 km (0.112 R)
• M49: 8,902,120 km (0.077 R)
• M50: 8,995,619 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.4

Radius: 11.1

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.22 AU - 3.7 AU

Year: 3341 Days

Day: 11.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 29,531,237 km

• M1: 151,393 km (0.112 R)
• M2: 255,364 km (0.07 R)
• M3: 386,112 km (0.085 R)
• M4: 569,519 km (0.114 R)
• M5: 694,733 km (0.106 R)
• M6: 774,767 km (0.06 R)
• M7: 877,392 km (0.045 R)
• M8: 1,015,171 km (0.078 R)
• M9: 1,214,436 km (0.086 R)
• M10: 1,291,179 km (0.084 R)
• M11: 1,426,715 km (0.103 R)
• M12: 1,531,583 km (0.115 R)
• M13: 1,675,646 km (0.095 R)
• M14: 1,799,363 km (0.111 R)
• M15: 2,042,909 km (0.109 R)
• M16: 2,122,046 km (0.037 R)
• M17: 2,407,479 km (0.071 R)
• M18: 2,807,503 km (0.116 R)
• M19: 3,430,878 km (0.076 R)
• M20: 3,509,716 km (0.074 R)
• M21: 4,046,323 km (0.081 R)
• M22: 4,349,857 km (0.114 R)
• M23: 4,452,781 km (0.107 R)
• M24: 4,539,099 km (0.09 R)
• M25: 4,713,530 km (0.086 R)
• M26: 4,925,659 km (0.093 R)
• M27: 4,997,167 km (0.086 R)
• M28: 5,105,027 km (0.099 R)
• M29: 5,231,886 km (0.08 R)
• M30: 5,507,146 km (0.11 R)
• M31: 6,052,879 km (0.117 R)
• M32: 6,264,411 km (0.103 R)
• M33: 6,380,948 km (0.073 R)
• M34: 6,537,277 km (0.044 R)
• M35: 6,615,966 km (0.108 R)
• M36: 6,893,919 km (0.057 R)
• M37: 7,135,220 km (0.089 R)
• M38: 7,216,152 km (0.102 R)
• M39: 7,502,333 km (0.119 R)
• M40: 7,688,283 km (0.111 R)
• M41: 8,085,765 km (0.067 R)
• M42: 8,447,044 km (0.093 R)
• M43: 8,619,081 km (0.104 R)
• M44: 9,429,154 km (0.068 R)
• M45: 9,674,793 km (0.109 R)
• M46: 10,608,583 km (0.107 R)
• M47: 10,747,709 km (0.066 R)
• M48: 10,957,595 km (0.058 R)
• M49: 11,595,032 km (0.095 R)
• M50: 11,858,174 km (0.063 R)
• M51: 12,512,665 km (0.099 R)
• M52: 12,659,570 km (0.046 R)
• M53: 12,733,322 km (0.079 R)
• M54: 12,856,591 km (0.056 R)
• M55: 13,153,842 km (0.026 R)
• M56: 13,253,474 km (0.112 R)
• M57: 13,328,422 km (0.107 R)
• M58: 14,340,153 km (0.116 R)
• M59: 14,417,046 km (0.084 R)
• M60: 14,725,966 km (0.088 R)
• M61: 15,298,028 km (0.117 R)
• M62: 15,402,746 km (0.11 R)
• M63: 16,169,735 km (0.115 R)
• M64: 16,276,398 km (0.119 R)
• M65: 16,356,582 km (0.056 R)
• M66: 16,894,836 km (0.066 R)
• M67: 18,182,424 km (0.11 R)
• M68: 18,349,076 km (0.07 R)
• M69: 18,432,552 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586

Radius: 13

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.75 AU - 4.23 AU

Year: 5228 Days

Day: 8.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 29,531,237 km

• M1: 166,502 km (0.07 R)
• M2: 251,025 km (0.05 R)
• M3: 370,704 km (0.075 R)
• M4: 460,911 km (0.096 R)
• M5: 626,067 km (0.069 R)
• M6: 752,926 km (0.048 R)
• M7: 838,795 km (0.09 R)
• M8: 1,554,172 km (0.079 R)
• M9: 1,766,601 km (0.114 R)
• M10: 1,919,341 km (0.106 R)
• M11: 2,238,433 km (0.063 R)
• M12: 2,460,885 km (0.042 R)
• M13: 2,690,667 km (0.112 R)
• M14: 3,048,805 km (0.066 R)
• M15: 3,233,708 km (0.032 R)
• M16: 3,422,350 km (0.097 R)
• M17: 4,010,420 km (0.114 R)
• M18: 4,259,201 km (0.09 R)
• M19: 4,373,943 km (0.071 R)
• M20: 4,772,022 km (0.101 R)
• M21: 5,011,678 km (0.081 R)
• M22: 5,133,152 km (0.104 R)
• M23: 5,678,735 km (0.103 R)
• M24: 6,321,408 km (0.061 R)
• M25: 6,852,181 km (0.118 R)
• M26: 7,095,876 km (0.116 R)
• M27: 7,425,141 km (0.091 R)
• M28: 7,619,468 km (0.107 R)
• M29: 7,787,467 km (0.055 R)
• M30: 8,013,509 km (0.04 R)
• M31: 8,821,338 km (0.077 R)
• M32: 9,056,954 km (0.112 R)
• M33: 9,444,413 km (0.039 R)
• M34: 10,514,187 km (0.107 R)
• M35: 10,638,952 km (0.095 R)
• M36: 10,732,899 km (0.056 R)
• M37: 11,333,834 km (0.086 R)
• M38: 11,686,735 km (0.113 R)
• M39: 12,010,764 km (0.112 R)
• M40: 12,272,112 km (0.093 R)
• M41: 12,734,070 km (0.059 R)
• M42: 13,403,969 km (0.077 R)
• M43: 13,641,082 km (0.09 R)
• M44: 14,016,722 km (0.119 R)
• M45: 15,093,228 km (0.067 R)
• M46: 15,694,911 km (0.091 R)
• M47: 15,945,039 km (0.082 R)
• M48: 16,739,553 km (0.055 R)
• M49: 16,921,913 km (0.105 R)
• M50: 18,067,384 km (0.068 R)
• M51: 18,857,560 km (0.115 R)
• M52: 19,237,837 km (0.098 R)
• M53: 19,390,577 km (0.069 R)
• M54: 19,774,445 km (0.031 R)
• M55: 21,374,095 km (0.025 R)
• M56: 21,730,886 km (0.054 R)
• M57: 21,969,794 km (0.08 R)
• M58: 22,089,622 km (0.045 R)
• M59: 22,329,876 km (0.049 R)
• M60: 23,096,266 km (0.092 R)
• M61: 23,748,363 km (0.09 R)
• M62: 23,994,601 km (0.09 R)
• M63: 24,076,730 km (0.09 R)
• M64: 25,154,284 km (0.111 R)
• M65: 25,237,909 km (0.086 R)
• M66: 25,573,008 km (0.098 R)
• M67: 25,656,932 km (0.109 R)
• M68: 25,741,006 km (0.043 R)
• M69: 25,951,640 km (0.094 R)
• M70: 26,842,645 km (0.119 R)
• M71: 27,485,168 km (0.087 R)
• M72: 27,786,757 km (0.093 R)
• M73: 28,089,543 km (0.078 R)
• M74: 28,523,826 km (0.065 R)
• M75: 28,829,155 km (0.114 R)
• M76: 29,091,849 km (0.04 R)
• M77: 29,267,327 km (0.114 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 19,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit