🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.49 AU - 0.57 AU

Year: 245 Days

Day: 38.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,575,105 km

• M1: 70,311 km (0.111 R)
• M2: 366,664 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.56 AU - 0.62 AU

Year: 288 Days

Day: 12.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.9

Radius: 11

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.66 AU - 0.84 AU

Year: 413 Days

Day: 13.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 28,575,105 km

• M1: 138,976 km (0.057 R)
• M2: 271,670 km (0.051 R)
• M3: 361,129 km (0.072 R)
• M4: 492,327 km (0.109 R)
• M5: 563,834 km (0.07 R)
• M6: 662,719 km (0.119 R)
• M7: 780,602 km (0.084 R)
• M8: 939,774 km (0.062 R)
• M9: 1,046,288 km (0.111 R)
• M10: 1,128,118 km (0.107 R)
• M11: 1,238,371 km (0.081 R)
• M12: 1,321,548 km (0.108 R)
• M13: 1,402,929 km (0.09 R)
• M14: 1,478,027 km (0.073 R)
• M15: 1,550,582 km (0.099 R)
• M16: 1,657,395 km (0.108 R)
• M17: 1,737,280 km (0.074 R)
• M18: 1,809,685 km (0.099 R)
• M19: 1,887,626 km (0.084 R)
• M20: 1,962,275 km (0.108 R)
• M21: 2,110,228 km (0.059 R)
• M22: 2,197,144 km (0.098 R)
• M23: 2,275,982 km (0.1 R)
• M24: 2,436,501 km (0.11 R)
• M25: 2,635,166 km (0.097 R)
• M26: 2,819,022 km (0.082 R)
• M27: 2,950,818 km (0.104 R)
• M28: 3,136,768 km (0.091 R)
• M29: 3,337,379 km (0.084 R)
• M30: 3,487,874 km (0.091 R)
• M31: 3,585,861 km (0.113 R)
• M32: 3,662,605 km (0.1 R)
• M33: 3,740,096 km (0.106 R)
• M34: 3,812,502 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.2

Radius: 8.5

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.98 AU - 1.18 AU

Year: 714 Days

Day: 7.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 28,575,105 km

• M1: 107,112 km (0.1 R)
• M2: 174,132 km (0.114 R)
• M3: 242,947 km (0.108 R)
• M4: 353,799 km (0.083 R)
• M5: 434,432 km (0.048 R)
• M6: 532,120 km (0.11 R)
• M7: 637,736 km (0.037 R)
• M8: 790,326 km (0.103 R)
• M9: 871,258 km (0.096 R)
• M10: 961,316 km (0.077 R)
• M11: 1,016,817 km (0.073 R)
• M12: 1,086,380 km (0.117 R)
• M13: 1,164,021 km (0.053 R)
• M14: 1,277,566 km (0.067 R)
• M15: 1,401,732 km (0.07 R)
• M16: 1,522,906 km (0.09 R)
• M17: 1,581,100 km (0.108 R)
• M18: 1,684,921 km (0.08 R)
• M19: 1,745,358 km (0.114 R)
• M20: 2,098,409 km (0.106 R)
• M21: 2,196,396 km (0.052 R)
• M22: 2,287,651 km (0.08 R)
• M23: 2,499,631 km (0.108 R)
• M24: 2,603,751 km (0.071 R)
• M25: 2,709,367 km (0.091 R)
• M26: 2,961,140 km (0.098 R)
• M27: 3,324,663 km (0.106 R)
• M28: 3,439,405 km (0.064 R)
• M29: 3,653,180 km (0.108 R)
• M30: 3,712,271 km (0.12 R)
• M31: 3,881,317 km (0.06 R)
• M32: 3,951,777 km (0.11 R)
• M33: 4,053,055 km (0.112 R)
• M34: 4,124,413 km (0.118 R)
• M35: 4,753,921 km (0.093 R)
• M36: 4,861,781 km (0.076 R)
• M37: 5,068,825 km (0.07 R)
• M38: 5,134,947 km (0.083 R)
• M39: 5,245,649 km (0.082 R)
• M40: 5,458,078 km (0.063 R)
• M41: 5,548,435 km (0.115 R)
• M42: 5,684,869 km (0.117 R)
• M43: 5,799,461 km (0.031 R)
• M44: 6,042,557 km (0.101 R)
• M45: 6,112,569 km (0.046 R)
• M46: 6,265,458 km (0.071 R)
• M47: 6,431,362 km (0.081 R)
• M48: 6,502,870 km (0.08 R)
• M49: 6,622,698 km (0.086 R)
• M50: 6,840,363 km (0.028 R)
• M51: 7,158,857 km (0.117 R)
• M52: 7,270,307 km (0.05 R)
• M53: 7,532,552 km (0.112 R)
• M54: 7,835,936 km (0.065 R)
• M55: 7,989,125 km (0.055 R)
• M56: 8,337,688 km (0.073 R)
• M57: 8,481,002 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.3

Radius: 9.2

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.95 AU - 1.31 AU

Year: 764 Days

Day: 5.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 28,575,105 km

• M1: 141,968 km (0.057 R)
• M2: 200,760 km (0.08 R)
• M3: 267,780 km (0.083 R)
• M4: 342,430 km (0.036 R)
• M5: 413,339 km (0.037 R)
• M6: 557,850 km (0.054 R)
• M7: 650,152 km (0.052 R)
• M8: 714,928 km (0.102 R)
• M9: 787,633 km (0.063 R)
• M10: 898,934 km (0.045 R)
• M11: 1,092,214 km (0.096 R)
• M12: 1,164,171 km (0.112 R)
• M13: 1,319,902 km (0.105 R)
• M14: 1,482,814 km (0.097 R)
• M15: 1,570,329 km (0.091 R)
• M16: 1,697,637 km (0.119 R)
• M17: 1,766,302 km (0.101 R)
• M18: 1,867,430 km (0.076 R)
• M19: 1,970,503 km (0.117 R)
• M20: 2,050,987 km (0.064 R)
• M21: 2,165,728 km (0.119 R)
• M22: 2,223,922 km (0.033 R)
• M23: 2,470,609 km (0.071 R)
• M24: 2,628,135 km (0.119 R)
• M25: 2,889,184 km (0.116 R)
• M26: 3,206,032 km (0.092 R)
• M27: 3,494,756 km (0.034 R)
• M28: 3,642,409 km (0.114 R)
• M29: 3,711,972 km (0.028 R)
• M30: 3,872,790 km (0.071 R)
• M31: 3,954,021 km (0.118 R)
• M32: 4,159,718 km (0.069 R)
• M33: 4,274,310 km (0.103 R)
• M34: 4,400,571 km (0.071 R)
• M35: 4,624,519 km (0.106 R)
• M36: 4,710,837 km (0.082 R)
• M37: 4,786,833 km (0.096 R)
• M38: 5,072,565 km (0.075 R)
• M39: 5,420,679 km (0.113 R)
• M40: 5,683,971 km (0.072 R)
• M41: 5,764,904 km (0.111 R)
• M42: 5,951,452 km (0.076 R)
• M43: 6,045,549 km (0.084 R)
• M44: 6,306,597 km (0.084 R)
• M45: 6,450,660 km (0.089 R)
• M46: 6,607,888 km (0.101 R)
• M47: 6,754,194 km (0.118 R)
• M48: 7,062,366 km (0.09 R)
• M49: 7,137,015 km (0.058 R)
• M50: 7,199,398 km (0.117 R)
• M51: 7,463,587 km (0.03 R)
• M52: 7,539,733 km (0.081 R)
• M53: 7,628,743 km (0.059 R)
• M54: 7,756,650 km (0.074 R)
• M55: 8,001,541 km (0.085 R)
• M56: 8,066,467 km (0.081 R)
• M57: 8,262,141 km (0.106 R)
• M58: 8,552,061 km (0.112 R)
• M59: 8,698,219 km (0.113 R)
• M60: 8,805,031 km (0.045 R)
• M61: 9,047,081 km (0.081 R)
• M62: 9,141,776 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.4

Radius: 15

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.17 AU - 1.79 AU

Year: 1145 Days

Day: 12.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 28,575,105 km

• M1: 189,541 km (0.066 R)
• M2: 295,456 km (0.116 R)
• M3: 414,386 km (0.089 R)
• M4: 605,123 km (0.08 R)
• M5: 831,016 km (0.107 R)
• M6: 1,378,844 km (0.101 R)
• M7: 1,487,601 km (0.113 R)
• M8: 1,617,003 km (0.079 R)
• M9: 1,750,295 km (0.077 R)
• M10: 1,878,351 km (0.096 R)
• M11: 2,163,634 km (0.032 R)
• M12: 2,341,805 km (0.044 R)
• M13: 2,483,773 km (0.118 R)
• M14: 2,587,146 km (0.072 R)
• M15: 2,713,107 km (0.095 R)
• M16: 3,015,295 km (0.095 R)
• M17: 3,512,408 km (0.081 R)
• M18: 3,830,603 km (0.063 R)
• M19: 4,072,353 km (0.053 R)
• M20: 4,331,756 km (0.056 R)
• M21: 4,469,835 km (0.119 R)
• M22: 4,622,275 km (0.059 R)
• M23: 4,932,242 km (0.115 R)
• M24: 5,222,462 km (0.049 R)
• M25: 5,329,424 km (0.109 R)
• M26: 5,668,413 km (0.06 R)
• M27: 6,112,868 km (0.056 R)
• M28: 6,254,089 km (0.116 R)
• M29: 6,439,291 km (0.074 R)
• M30: 6,829,891 km (0.101 R)
• M31: 7,213,310 km (0.084 R)
• M32: 7,317,729 km (0.076 R)
• M33: 7,452,816 km (0.062 R)
• M34: 7,573,691 km (0.119 R)
• M35: 7,740,792 km (0.085 R)
• M36: 7,847,755 km (0.103 R)
• M37: 8,001,541 km (0.043 R)
• M38: 8,249,575 km (0.115 R)
• M39: 8,531,716 km (0.058 R)
• M40: 8,642,419 km (0.1 R)
• M41: 8,865,020 km (0.101 R)
• M42: 9,137,887 km (0.086 R)
• M43: 9,234,976 km (0.077 R)
• M44: 9,511,732 km (0.118 R)
• M45: 9,791,181 km (0.07 R)
• M46: 10,040,111 km (0.065 R)
• M47: 10,190,457 km (0.03 R)
• M48: 10,358,306 km (0.061 R)
• M49: 10,578,065 km (0.092 R)
• M50: 10,867,687 km (0.102 R)
• M51: 11,073,833 km (0.094 R)
• M52: 11,682,247 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385

Radius: 14.3

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.7 AU - 1.7 AU

Year: 1409 Days

Day: 5.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 28,575,105 km

• M1: 209,886 km (0.043 R)
• M2: 340,485 km (0.102 R)
• M3: 491,130 km (0.087 R)
• M4: 621,280 km (0.06 R)
• M5: 833,260 km (0.098 R)
• M6: 988,992 km (0.065 R)
• M7: 1,148,463 km (0.112 R)
• M8: 1,370,316 km (0.118 R)
• M9: 1,598,752 km (0.025 R)
• M10: 1,688,810 km (0.1 R)
• M11: 1,857,258 km (0.092 R)
• M12: 1,952,402 km (0.09 R)
• M13: 2,312,633 km (0.12 R)
• M14: 2,472,404 km (0.091 R)
• M15: 2,577,721 km (0.073 R)
• M16: 2,763,372 km (0.036 R)
• M17: 2,893,073 km (0.118 R)
• M18: 3,086,354 km (0.116 R)
• M19: 3,179,404 km (0.073 R)
• M20: 3,273,501 km (0.111 R)
• M21: 3,432,374 km (0.093 R)
• M22: 3,529,014 km (0.094 R)
• M23: 3,681,155 km (0.046 R)
• M24: 3,824,470 km (0.037 R)
• M25: 4,037,347 km (0.101 R)
• M26: 4,498,258 km (0.035 R)
• M27: 5,184,464 km (0.114 R)
• M28: 5,508,493 km (0.094 R)
• M29: 5,762,360 km (0.051 R)
• M30: 6,059,013 km (0.083 R)
• M31: 6,189,612 km (0.03 R)
• M32: 6,281,615 km (0.111 R)
• M33: 6,387,380 km (0.028 R)
• M34: 6,506,909 km (0.112 R)
• M35: 6,613,871 km (0.085 R)
• M36: 7,102,608 km (0.047 R)
• M37: 7,254,300 km (0.113 R)
• M38: 7,421,102 km (0.052 R)
• M39: 7,546,913 km (0.118 R)
• M40: 7,673,473 km (0.111 R)
• M41: 7,800,931 km (0.116 R)
• M42: 7,943,198 km (0.08 R)
• M43: 8,057,641 km (0.056 R)
• M44: 8,317,193 km (0.079 R)
• M45: 8,550,416 km (0.06 R)
• M46: 8,859,635 km (0.032 R)
• M47: 8,978,415 km (0.068 R)
• M48: 9,277,761 km (0.093 R)
• M49: 9,717,578 km (0.075 R)
• M50: 9,855,508 km (0.055 R)
• M51: 10,102,344 km (0.109 R)
• M52: 10,242,069 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.6

Radius: 12.9

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.03 AU - 5.63 AU

Year: 6749 Days

Day: 12.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 28,575,105 km

• M1: 162,912 km (0.08 R)
• M2: 246,836 km (0.069 R)
• M3: 404,961 km (0.085 R)
• M4: 642,224 km (0.056 R)
• M5: 779,405 km (0.07 R)
• M6: 1,154,896 km (0.112 R)
• M7: 1,297,612 km (0.119 R)
• M8: 1,523,206 km (0.116 R)
• M9: 1,827,637 km (0.04 R)
• M10: 2,082,253 km (0.03 R)
• M11: 2,421,391 km (0.105 R)
• M12: 2,588,342 km (0.102 R)
• M13: 2,817,078 km (0.049 R)
• M14: 3,032,798 km (0.108 R)
• M15: 3,905,851 km (0.103 R)
• M16: 4,258,154 km (0.116 R)
• M17: 4,438,270 km (0.051 R)
• M18: 4,690,043 km (0.09 R)
• M19: 5,041,149 km (0.086 R)
• M20: 5,160,079 km (0.097 R)
• M21: 6,018,921 km (0.05 R)
• M22: 6,196,045 km (0.114 R)
• M23: 6,452,007 km (0.077 R)
• M24: 6,948,372 km (0.088 R)
• M25: 7,375,773 km (0.077 R)
• M26: 7,756,949 km (0.107 R)
• M27: 8,228,481 km (0.048 R)
• M28: 8,312,705 km (0.115 R)
• M29: 8,453,626 km (0.063 R)
• M30: 8,538,598 km (0.067 R)
• M31: 8,623,868 km (0.066 R)
• M32: 8,738,012 km (0.088 R)
• M33: 8,996,517 km (0.083 R)
• M34: 9,491,985 km (0.042 R)
• M35: 10,026,199 km (0.085 R)
• M36: 10,297,121 km (0.102 R)
• M37: 11,031,197 km (0.115 R)
• M38: 11,529,957 km (0.098 R)
• M39: 11,813,744 km (0.099 R)
• M40: 12,356,186 km (0.11 R)
• M41: 13,300,447 km (0.071 R)
• M42: 13,564,937 km (0.051 R)
• M43: 13,697,929 km (0.103 R)
• M44: 14,132,960 km (0.047 R)
• M45: 15,396,014 km (0.102 R)
• M46: 16,305,121 km (0.112 R)
• M47: 16,766,181 km (0.062 R)
• M48: 17,411,696 km (0.103 R)
• M49: 17,701,168 km (0.095 R)
• M50: 18,653,209 km (0.047 R)
• M51: 19,061,013 km (0.06 R)
• M52: 19,359,460 km (0.084 R)
• M53: 19,509,208 km (0.119 R)
• M54: 19,734,652 km (0.088 R)
• M55: 20,606,807 km (0.079 R)
• M56: 20,797,994 km (0.114 R)
• M57: 21,491,529 km (0.081 R)
• M58: 21,724,304 km (0.113 R)
• M59: 21,997,021 km (0.119 R)
• M60: 22,664,077 km (0.104 R)
• M61: 23,218,487 km (0.105 R)
• M62: 23,857,420 km (0.105 R)
• M63: 24,542,727 km (0.111 R)
• M64: 25,030,417 km (0.099 R)
• M65: 25,398,128 km (0.1 R)
• M66: 26,845,637 km (0.054 R)
• M67: 27,558,321 km (0.106 R)
• M68: 28,192,317 km (0.094 R)
• M69: 28,319,775 km (0.059 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 17,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit