🌌 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: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.49 AU - 0.55 AU

Year: 238 Days

Day: 18 Hours

Environment

Temp: -108 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,211,122 km

• M1: 33,061 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.44 AU - 0.64 AU

Year: 252 Days

Day: 20.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406

Radius: 12.7

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.71 AU - 1.01 AU

Year: 507 Days

Day: 11.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 59,211,122 km

• M1: 158,424 km (0.107 R)
• M2: 295,456 km (0.078 R)
• M3: 377,884 km (0.091 R)
• M4: 504,145 km (0.056 R)
• M5: 587,770 km (0.045 R)
• M6: 680,970 km (0.117 R)
• M7: 776,114 km (0.109 R)
• M8: 880,683 km (0.097 R)
• M9: 977,472 km (0.081 R)
• M10: 1,073,814 km (0.077 R)
• M11: 1,182,870 km (0.112 R)
• M12: 1,320,201 km (0.045 R)
• M13: 1,483,113 km (0.089 R)
• M14: 1,600,847 km (0.113 R)
• M15: 1,737,878 km (0.067 R)
• M16: 1,846,038 km (0.112 R)
• M17: 2,029,594 km (0.103 R)
• M18: 2,120,999 km (0.057 R)
• M19: 2,207,765 km (0.067 R)
• M20: 2,331,632 km (0.083 R)
• M21: 2,537,030 km (0.102 R)
• M22: 2,617,065 km (0.069 R)
• M23: 2,849,989 km (0.115 R)
• M24: 3,083,362 km (0.114 R)
• M25: 3,242,384 km (0.071 R)
• M26: 3,410,981 km (0.081 R)
• M27: 3,492,961 km (0.051 R)
• M28: 3,673,077 km (0.065 R)
• M29: 3,877,427 km (0.056 R)
• M30: 4,027,923 km (0.063 R)
• M31: 4,107,509 km (0.097 R)
• M32: 4,231,525 km (0.105 R)
• M33: 4,431,239 km (0.095 R)
• M34: 4,528,477 km (0.093 R)
• M35: 4,770,975 km (0.105 R)
• M36: 4,886,166 km (0.057 R)
• M37: 4,994,475 km (0.069 R)
• M38: 5,087,973 km (0.063 R)
• M39: 5,197,778 km (0.08 R)
• M40: 5,276,766 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.6

Radius: 13.3

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.88 AU - 1.3 AU

Year: 724 Days

Day: 9.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 59,211,122 km

• M1: 185,053 km (0.092 R)
• M2: 270,174 km (0.063 R)
• M3: 354,697 km (0.105 R)
• M4: 441,015 km (0.085 R)
• M5: 544,835 km (0.106 R)
• M6: 655,089 km (0.118 R)
• M7: 778,807 km (0.107 R)
• M8: 864,825 km (0.119 R)
• M9: 998,117 km (0.12 R)
• M10: 1,319,603 km (0.057 R)
• M11: 1,464,414 km (0.092 R)
• M12: 1,556,416 km (0.098 R)
• M13: 1,662,332 km (0.071 R)
• M14: 1,770,790 km (0.093 R)
• M15: 1,888,075 km (0.1 R)
• M16: 1,976,188 km (0.044 R)
• M17: 2,156,753 km (0.106 R)
• M18: 2,255,786 km (0.05 R)
• M19: 2,390,275 km (0.068 R)
• M20: 2,506,812 km (0.103 R)
• M21: 2,738,688 km (0.058 R)
• M22: 2,853,729 km (0.088 R)
• M23: 2,999,737 km (0.117 R)
• M24: 3,163,397 km (0.051 R)
• M25: 3,337,678 km (0.117 R)
• M26: 3,507,472 km (0.044 R)
• M27: 3,609,198 km (0.062 R)
• M28: 3,719,901 km (0.063 R)
• M29: 3,904,205 km (0.093 R)
• M30: 4,050,662 km (0.1 R)
• M31: 4,174,080 km (0.082 R)
• M32: 4,365,715 km (0.08 R)
• M33: 4,569,018 km (0.11 R)
• M34: 4,671,792 km (0.079 R)
• M35: 4,783,990 km (0.112 R)
• M36: 4,871,056 km (0.097 R)
• M37: 5,215,281 km (0.106 R)
• M38: 5,376,996 km (0.058 R)
• M39: 5,467,503 km (0.092 R)
• M40: 5,631,761 km (0.102 R)
• M41: 5,742,165 km (0.118 R)
• M42: 6,059,013 km (0.11 R)
• M43: 6,153,409 km (0.113 R)
• M44: 6,352,973 km (0.032 R)
• M45: 6,525,908 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166

Radius: 14.4

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.09 AU - 1.13 AU

Year: 744 Days

Day: 9.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 59,211,122 km

• M1: 189,391 km (0.109 R)
• M2: 305,628 km (0.082 R)
• M3: 421,118 km (0.072 R)
• M4: 549,623 km (0.094 R)
• M5: 666,907 km (0.093 R)
• M6: 801,994 km (0.06 R)
• M7: 899,233 km (0.103 R)
• M8: 1,009,636 km (0.045 R)
• M9: 1,160,131 km (0.034 R)
• M10: 1,295,667 km (0.105 R)
• M11: 1,422,526 km (0.068 R)
• M12: 1,529,189 km (0.08 R)
• M13: 1,674,150 km (0.097 R)
• M14: 1,787,395 km (0.087 R)
• M15: 1,924,726 km (0.099 R)
• M16: 2,071,332 km (0.117 R)
• M17: 2,182,483 km (0.116 R)
• M18: 2,341,506 km (0.077 R)
• M19: 2,539,873 km (0.117 R)
• M20: 2,635,316 km (0.066 R)
• M21: 2,725,823 km (0.098 R)
• M22: 2,903,994 km (0.061 R)
• M23: 3,029,207 km (0.073 R)
• M24: 3,130,635 km (0.068 R)
• M25: 3,233,259 km (0.035 R)
• M26: 3,337,080 km (0.086 R)
• M27: 3,468,576 km (0.119 R)
• M28: 3,561,477 km (0.1 R)
• M29: 3,723,042 km (0.075 R)
• M30: 3,845,712 km (0.114 R)
• M31: 3,969,879 km (0.099 R)
• M32: 4,151,640 km (0.099 R)
• M33: 4,271,917 km (0.092 R)
• M34: 4,386,359 km (0.07 R)
• M35: 4,669,398 km (0.088 R)
• M36: 4,809,572 km (0.057 R)
• M37: 4,921,172 km (0.117 R)
• M38: 5,033,669 km (0.102 R)
• M39: 5,131,805 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.2

Radius: 14.1

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.93 AU - 1.35 AU

Year: 774 Days

Day: 5.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 59,211,122 km

• M1: 176,675 km (0.049 R)
• M2: 478,115 km (0.072 R)
• M3: 620,831 km (0.115 R)
• M4: 734,226 km (0.086 R)
• M5: 905,516 km (0.097 R)
• M6: 1,233,434 km (0.112 R)
• M7: 1,329,775 km (0.084 R)
• M8: 1,537,268 km (0.088 R)
• M9: 1,691,354 km (0.082 R)
• M10: 1,828,834 km (0.098 R)
• M11: 1,917,695 km (0.108 R)
• M12: 2,046,200 km (0.03 R)
• M13: 2,146,430 km (0.03 R)
• M14: 2,441,138 km (0.103 R)
• M15: 2,556,179 km (0.075 R)
• M16: 2,757,837 km (0.102 R)
• M17: 3,026,215 km (0.051 R)
• M18: 3,449,577 km (0.08 R)
• M19: 3,645,102 km (0.098 R)
• M20: 3,872,939 km (0.094 R)
• M21: 3,988,728 km (0.108 R)
• M22: 4,115,437 km (0.119 R)
• M23: 4,233,620 km (0.113 R)
• M24: 4,392,941 km (0.085 R)
• M25: 4,534,162 km (0.109 R)
• M26: 4,676,878 km (0.036 R)
• M27: 4,987,743 km (0.041 R)
• M28: 5,082,288 km (0.098 R)
• M29: 5,188,054 km (0.075 R)
• M30: 5,337,502 km (0.108 R)
• M31: 5,466,755 km (0.11 R)
• M32: 5,618,896 km (0.083 R)
• M33: 5,816,515 km (0.099 R)
• M34: 5,983,017 km (0.09 R)
• M35: 6,173,605 km (0.119 R)
• M36: 6,264,112 km (0.118 R)
• M37: 6,446,322 km (0.105 R)
• M38: 6,665,034 km (0.093 R)
• M39: 7,086,152 km (0.117 R)
• M40: 7,264,173 km (0.078 R)
• M41: 7,782,829 km (0.12 R)
• M42: 7,917,467 km (0.067 R)
• M43: 8,028,319 km (0.115 R)
• M44: 8,276,203 km (0.115 R)
• M45: 8,539,346 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.8

Radius: 12.3

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1 AU - 1.42 AU

Year: 846 Days

Day: 14.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 59,211,122 km

• M1: 153,338 km (0.107 R)
• M2: 340,036 km (0.105 R)
• M3: 417,827 km (0.098 R)
• M4: 642,523 km (0.076 R)
• M5: 819,946 km (0.082 R)
• M6: 961,166 km (0.083 R)
• M7: 1,090,269 km (0.097 R)
• M8: 1,189,303 km (0.091 R)
• M9: 1,374,356 km (0.059 R)
• M10: 1,707,211 km (0.118 R)
• M11: 1,815,520 km (0.11 R)
• M12: 1,978,133 km (0.083 R)
• M13: 2,172,759 km (0.119 R)
• M14: 2,735,397 km (0.112 R)
• M15: 3,003,327 km (0.081 R)
• M16: 3,094,582 km (0.076 R)
• M17: 3,197,056 km (0.113 R)
• M18: 3,759,394 km (0.077 R)
• M19: 3,857,979 km (0.104 R)
• M20: 3,979,603 km (0.093 R)
• M21: 4,158,970 km (0.119 R)
• M22: 4,238,407 km (0.052 R)
• M23: 4,409,996 km (0.093 R)
• M24: 4,560,790 km (0.109 R)
• M25: 4,713,231 km (0.075 R)
• M26: 4,867,466 km (0.064 R)
• M27: 4,963,209 km (0.104 R)
• M28: 5,059,550 km (0.082 R)
• M29: 5,217,375 km (0.101 R)
• M30: 5,303,245 km (0.09 R)
• M31: 5,426,513 km (0.087 R)
• M32: 5,525,846 km (0.033 R)
• M33: 5,802,153 km (0.12 R)
• M34: 5,967,609 km (0.069 R)
• M35: 6,303,306 km (0.049 R)
• M36: 6,394,711 km (0.076 R)
• M37: 6,513,042 km (0.025 R)
• M38: 6,751,651 km (0.059 R)
• M39: 6,872,077 km (0.096 R)
• M40: 6,966,174 km (0.071 R)
• M41: 7,251,308 km (0.088 R)
• M42: 7,388,340 km (0.094 R)
• M43: 7,484,980 km (0.068 R)
• M44: 8,030,264 km (0.08 R)
• M45: 8,286,376 km (0.032 R)
• M46: 8,603,074 km (0.097 R)
• M47: 8,792,016 km (0.076 R)
• M48: 9,041,396 km (0.094 R)
• M49: 9,129,808 km (0.103 R)
• M50: 9,263,250 km (0.035 R)
• M51: 9,576,956 km (0.058 R)
• M52: 9,772,930 km (0.1 R)
• M53: 9,863,736 km (0.07 R)
• M54: 10,245,509 km (0.107 R)
• M55: 10,384,187 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.6

Radius: 13.2

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.08 AU - 4.9 AU

Year: 5067 Days

Day: 7.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 59,211,122 km

• M1: 188,942 km (0.059 R)
• M2: 398,978 km (0.113 R)
• M3: 540,048 km (0.049 R)
• M4: 653,443 km (0.095 R)
• M5: 841,338 km (0.095 R)
• M6: 1,624,034 km (0.119 R)
• M7: 1,788,891 km (0.111 R)
• M8: 2,327,144 km (0.111 R)
• M9: 2,415,108 km (0.083 R)
• M10: 2,686,030 km (0.082 R)
• M11: 2,851,485 km (0.087 R)
• M12: 3,127,493 km (0.035 R)
• M13: 3,214,260 km (0.115 R)
• M14: 3,367,897 km (0.116 R)
• M15: 3,682,950 km (0.113 R)
• M16: 3,820,879 km (0.111 R)
• M17: 3,937,266 km (0.107 R)
• M18: 4,378,131 km (0.075 R)
• M19: 4,759,755 km (0.08 R)
• M20: 5,100,988 km (0.114 R)
• M21: 5,359,045 km (0.041 R)
• M22: 5,502,808 km (0.099 R)
• M23: 5,700,876 km (0.119 R)
• M24: 5,941,728 km (0.067 R)
• M25: 6,104,192 km (0.115 R)
• M26: 6,811,341 km (0.118 R)
• M27: 6,910,524 km (0.116 R)
• M28: 7,355,129 km (0.105 R)
• M29: 7,500,688 km (0.118 R)
• M30: 7,824,118 km (0.109 R)
• M31: 7,927,939 km (0.105 R)
• M32: 8,122,117 km (0.071 R)
• M33: 8,698,667 km (0.054 R)
• M34: 9,477,624 km (0.105 R)
• M35: 10,197,788 km (0.096 R)
• M36: 10,327,639 km (0.111 R)
• M37: 10,523,462 km (0.096 R)
• M38: 10,985,271 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471.9

Radius: 4

Gravity: 29.49 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.81 AU - 10.75 AU

Year: 16542 Days

Day: 19.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 59,211,122 km

• M1: 357,090 km (0.114 R)
• M2: 505,342 km (0.085 R)
• M3: 671,844 km (0.106 R)
• M4: 751,281 km (0.098 R)
• M5: 792,121 km (0.12 R)
• M6: 1,121,984 km (0.077 R)
• M7: 1,168,958 km (0.086 R)
• M8: 1,363,435 km (0.11 R)
• M9: 1,620,594 km (0.116 R)
• M10: 1,754,783 km (0.066 R)
• M11: 1,920,537 km (0.092 R)
• M12: 2,091,528 km (0.06 R)
• M13: 2,178,743 km (0.107 R)
• M14: 3,182,096 km (0.098 R)
• M15: 3,555,642 km (0.081 R)
• M16: 4,643,219 km (0.078 R)
• M17: 4,795,509 km (0.104 R)
• M18: 4,872,253 km (0.079 R)
• M19: 5,381,035 km (0.057 R)
• M20: 6,071,430 km (0.096 R)
• M21: 6,575,425 km (0.1 R)
• M22: 6,875,668 km (0.057 R)
• M23: 7,049,201 km (0.08 R)
• M24: 7,180,249 km (0.095 R)
• M25: 7,268,213 km (0.1 R)
• M26: 9,384,723 km (0.045 R)
• M27: 9,966,061 km (0.118 R)
• M28: 11,011,002 km (0.07 R)
• M29: 11,265,019 km (0.081 R)
• M30: 11,418,357 km (0.102 R)
• M31: 11,469,519 km (0.046 R)
• M32: 11,830,349 km (0.116 R)
• M33: 12,722,252 km (0.12 R)
• M34: 13,418,779 km (0.076 R)
• M35: 14,182,626 km (0.111 R)
• M36: 14,514,285 km (0.077 R)
• M37: 15,638,064 km (0.112 R)
• M38: 16,152,980 km (0.096 R)
• M39: 16,441,404 km (0.098 R)
• M40: 18,447,213 km (0.098 R)
• M41: 18,930,264 km (0.082 R)
• M42: 19,112,474 km (0.078 R)
• M43: 20,716,014 km (0.077 R)
• M44: 21,154,934 km (0.08 R)
• M45: 21,281,045 km (0.034 R)
• M46: 21,660,425 km (0.111 R)
• M47: 21,851,013 km (0.039 R)
• M48: 23,526,060 km (0.053 R)
• M49: 24,378,768 km (0.115 R)
• M50: 24,709,529 km (0.118 R)
• M51: 24,775,801 km (0.041 R)
• M52: 24,842,222 km (0.104 R)
• M53: 25,844,977 km (0.117 R)
• M54: 26,317,557 km (0.043 R)
• M55: 26,997,329 km (0.092 R)
• M56: 27,408,125 km (0.034 R)
• M57: 27,958,944 km (0.112 R)
• M58: 28,166,437 km (0.106 R)
• M59: 28,305,114 km (0.102 R)
• M60: 29,281,689 km (0.109 R)
• M61: 29,986,145 km (0.114 R)
• M62: 30,482,511 km (0.099 R)
• M63: 31,483,321 km (0.117 R)
• M64: 32,858,873 km (0.114 R)
• M65: 34,549,927 km (0.053 R)
• M66: 35,294,027 km (0.089 R)
• M67: 36,873,631 km (0.083 R)
• M68: 37,557,593 km (0.07 R)
• M69: 38,938,231 km (0.096 R)
• M70: 39,169,958 km (0.115 R)
• M71: 39,324,643 km (0.044 R)
• M72: 39,945,623 km (0.111 R)
• M73: 40,491,506 km (0.109 R)
• M74: 42,939,077 km (0.066 R)
• M75: 43,098,548 km (0.113 R)
• M76: 44,301,315 km (0.102 R)
• M77: 44,381,948 km (0.099 R)
• M78: 46,330,461 km (0.067 R)
• M79: 46,575,951 km (0.061 R)
• M80: 46,904,019 km (0.105 R)
• M81: 47,644,827 km (0.031 R)
• M82: 47,809,983 km (0.101 R)
• M83: 48,306,648 km (0.075 R)
• M84: 48,971,461 km (0.054 R)
• M85: 49,138,263 km (0.114 R)
• M86: 49,305,065 km (0.111 R)
• M87: 50,226,288 km (0.115 R)
• M88: 50,562,584 km (0.087 R)
• M89: 52,000,519 km (0.099 R)
• M90: 52,596,517 km (0.088 R)
• M91: 53,366,198 km (0.087 R)
• M92: 53,795,245 km (0.076 R)
• M93: 55,871,214 km (0.077 R)
• M94: 56,656,304 km (0.096 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 12,352 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit