🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.55 AU - 0.71 AU

Year: 220 Days

Day: 33.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 27 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 40,411,049 km

• M1: 98,435 km (0.048 R)
• M2: 240,553 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.99 AU - 1.07 AU

Year: 460 Days

Day: 35.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,411,049 km

• M1: 352,153 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.93 AU - 1.47 AU

Year: 578 Days

Day: 31.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,411,049 km

• M1: 1,027,887 km (0.054 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.62 AU - 2.18 AU

Year: 1152 Days

Day: 33 Hours

Environment

Temp: -128 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608

Radius: 13.9

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.39 AU - 2.77 AU

Year: 1822 Days

Day: 5.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 40,411,049 km

• M1: 183,407 km (0.117 R)
• M2: 277,055 km (0.114 R)
• M3: 377,286 km (0.098 R)
• M4: 485,595 km (0.058 R)
• M5: 649,554 km (0.1 R)
• M6: 773,571 km (0.043 R)
• M7: 980,764 km (0.085 R)
• M8: 1,281,007 km (0.059 R)
• M9: 1,394,402 km (0.109 R)
• M10: 1,521,111 km (0.072 R)
• M11: 1,631,664 km (0.117 R)
• M12: 1,786,947 km (0.089 R)
• M13: 1,990,998 km (0.06 R)
• M14: 2,237,236 km (0.094 R)
• M15: 2,481,829 km (0.051 R)
• M16: 2,601,357 km (0.098 R)
• M17: 2,859,115 km (0.109 R)
• M18: 2,984,777 km (0.111 R)
• M19: 3,150,980 km (0.083 R)
• M20: 3,333,639 km (0.089 R)
• M21: 3,709,429 km (0.073 R)
• M22: 4,270,122 km (0.038 R)
• M23: 4,458,316 km (0.112 R)
• M24: 4,619,582 km (0.117 R)
• M25: 4,723,254 km (0.101 R)
• M26: 4,827,822 km (0.094 R)
• M27: 5,023,945 km (0.049 R)
• M28: 5,161,276 km (0.114 R)
• M29: 5,471,093 km (0.108 R)
• M30: 5,612,463 km (0.098 R)
• M31: 6,060,359 km (0.085 R)
• M32: 6,223,122 km (0.102 R)
• M33: 6,619,855 km (0.112 R)
• M34: 7,058,925 km (0.107 R)
• M35: 7,195,957 km (0.099 R)
• M36: 7,559,928 km (0.046 R)
• M37: 7,664,946 km (0.101 R)
• M38: 7,752,910 km (0.071 R)
• M39: 8,126,156 km (0.116 R)
• M40: 8,233,867 km (0.102 R)
• M41: 8,323,925 km (0.118 R)
• M42: 9,001,304 km (0.074 R)
• M43: 9,468,947 km (0.116 R)
• M44: 9,582,342 km (0.118 R)
• M45: 10,060,008 km (0.113 R)
• M46: 10,330,930 km (0.07 R)
• M47: 10,565,050 km (0.042 R)
• M48: 10,919,448 km (0.107 R)
• M49: 11,138,010 km (0.094 R)
• M50: 11,297,930 km (0.088 R)
• M51: 11,458,599 km (0.119 R)
• M52: 11,599,819 km (0.1 R)
• M53: 11,843,215 km (0.1 R)
• M54: 12,500,548 km (0.042 R)
• M55: 12,875,590 km (0.095 R)
• M56: 13,022,495 km (0.091 R)
• M57: 13,317,801 km (0.09 R)
• M58: 13,700,921 km (0.092 R)
• M59: 14,130,716 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.7

Radius: 8.8

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.07 AU - 3.19 AU

Year: 1875 Days

Day: 9.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 40,411,049 km

• M1: 134,937 km (0.1 R)
• M2: 219,310 km (0.054 R)
• M3: 353,500 km (0.114 R)
• M4: 413,788 km (0.049 R)
• M5: 750,832 km (0.073 R)
• M6: 909,106 km (0.097 R)
• M7: 1,041,949 km (0.079 R)
• M8: 1,134,251 km (0.115 R)
• M9: 1,191,098 km (0.036 R)
• M10: 1,287,888 km (0.094 R)
• M11: 1,458,729 km (0.102 R)
• M12: 1,626,278 km (0.111 R)
• M13: 1,969,306 km (0.079 R)
• M14: 2,395,660 km (0.071 R)
• M15: 2,494,395 km (0.084 R)
• M16: 2,632,324 km (0.113 R)
• M17: 2,824,557 km (0.11 R)
• M18: 3,141,705 km (0.028 R)
• M19: 3,304,617 km (0.089 R)
• M20: 3,653,030 km (0.119 R)
• M21: 3,709,878 km (0.059 R)
• M22: 4,460,410 km (0.111 R)
• M23: 4,597,741 km (0.1 R)
• M24: 4,798,651 km (0.091 R)
• M25: 4,908,007 km (0.053 R)
• M26: 5,145,120 km (0.111 R)
• M27: 5,337,502 km (0.097 R)
• M28: 5,467,204 km (0.043 R)
• M29: 5,812,476 km (0.102 R)
• M30: 5,929,012 km (0.106 R)
• M31: 6,029,692 km (0.046 R)
• M32: 6,249,750 km (0.105 R)
• M33: 6,455,148 km (0.118 R)
• M34: 6,978,441 km (0.032 R)
• M35: 7,155,865 km (0.114 R)
• M36: 7,281,078 km (0.086 R)
• M37: 7,352,885 km (0.1 R)
• M38: 7,443,092 km (0.119 R)
• M39: 7,697,409 km (0.105 R)
• M40: 8,028,619 km (0.068 R)
• M41: 8,781,245 km (0.105 R)
• M42: 8,915,285 km (0.099 R)
• M43: 9,419,131 km (0.052 R)
• M44: 9,635,150 km (0.038 R)
• M45: 9,773,378 km (0.08 R)
• M46: 10,092,022 km (0.086 R)
• M47: 10,272,736 km (0.109 R)
• M48: 10,414,106 km (0.096 R)
• M49: 10,495,039 km (0.084 R)
• M50: 10,882,796 km (0.079 R)
• M51: 10,985,720 km (0.088 R)
• M52: 11,150,876 km (0.09 R)
• M53: 11,337,723 km (0.072 R)
• M54: 11,630,486 km (0.102 R)
• M55: 11,798,784 km (0.072 R)
• M56: 12,138,072 km (0.06 R)
• M57: 12,394,632 km (0.037 R)
• M58: 12,458,959 km (0.053 R)
• M59: 12,545,128 km (0.1 R)
• M60: 12,761,147 km (0.034 R)
• M61: 12,847,764 km (0.062 R)
• M62: 13,218,767 km (0.11 R)
• M63: 13,681,772 km (0.059 R)
• M64: 13,770,634 km (0.052 R)
• M65: 14,646,529 km (0.076 R)
• M66: 14,919,545 km (0.093 R)
• M67: 15,056,876 km (0.091 R)
• M68: 15,171,468 km (0.056 R)
• M69: 15,540,376 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.8

Radius: 8.9

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.87 AU - 3.59 AU

Year: 2553 Days

Day: 10.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 40,411,049 km

• M1: 143,614 km (0.095 R)
• M2: 199,414 km (0.12 R)
• M3: 308,920 km (0.095 R)
• M4: 405,111 km (0.099 R)
• M5: 534,812 km (0.119 R)
• M6: 695,331 km (0.079 R)
• M7: 785,987 km (0.109 R)
• M8: 872,156 km (0.106 R)
• M9: 1,054,515 km (0.034 R)
• M10: 1,199,625 km (0.101 R)
• M11: 1,351,318 km (0.074 R)
• M12: 1,413,999 km (0.107 R)
• M13: 1,585,588 km (0.099 R)
• M14: 1,696,589 km (0.062 R)
• M15: 1,798,615 km (0.116 R)
• M16: 2,020,918 km (0.054 R)
• M17: 2,141,494 km (0.115 R)
• M18: 2,227,363 km (0.06 R)
• M19: 2,314,429 km (0.057 R)
• M20: 2,389,976 km (0.12 R)
• M21: 2,887,688 km (0.09 R)
• M22: 3,024,121 km (0.098 R)
• M23: 3,093,086 km (0.086 R)
• M24: 3,274,847 km (0.116 R)
• M25: 3,532,604 km (0.066 R)
• M26: 3,619,969 km (0.081 R)
• M27: 3,871,443 km (0.073 R)
• M28: 3,931,432 km (0.09 R)
• M29: 4,159,270 km (0.073 R)
• M30: 4,220,754 km (0.08 R)
• M31: 4,375,887 km (0.065 R)
• M32: 4,771,873 km (0.036 R)
• M33: 5,262,255 km (0.111 R)
• M34: 5,345,581 km (0.06 R)
• M35: 5,429,356 km (0.062 R)
• M36: 5,717,331 km (0.082 R)
• M37: 5,820,255 km (0.079 R)
• M38: 6,167,621 km (0.101 R)
• M39: 6,397,104 km (0.086 R)
• M40: 6,791,743 km (0.096 R)
• M41: 7,120,559 km (0.067 R)
• M42: 7,194,311 km (0.083 R)
• M43: 7,324,162 km (0.089 R)
• M44: 7,642,506 km (0.069 R)
• M45: 7,850,896 km (0.059 R)
• M46: 8,254,063 km (0.093 R)
• M47: 8,312,106 km (0.091 R)
• M48: 8,546,078 km (0.065 R)
• M49: 8,762,396 km (0.109 R)
• M50: 9,281,052 km (0.112 R)
• M51: 9,422,422 km (0.112 R)
• M52: 10,036,222 km (0.11 R)
• M53: 10,222,920 km (0.103 R)
• M54: 10,368,928 km (0.032 R)
• M55: 11,023,867 km (0.088 R)
• M56: 11,302,418 km (0.068 R)
• M57: 11,475,054 km (0.111 R)
• M58: 11,583,363 km (0.085 R)
• M59: 11,779,336 km (0.075 R)
• M60: 11,932,375 km (0.118 R)
• M61: 12,329,109 km (0.062 R)
• M62: 12,977,466 km (0.064 R)
• M63: 13,430,897 km (0.063 R)
• M64: 13,590,967 km (0.111 R)
• M65: 13,751,485 km (0.115 R)
• M66: 13,820,599 km (0.12 R)
• M67: 14,028,391 km (0.1 R)
• M68: 14,237,229 km (0.065 R)
• M69: 14,587,588 km (0.099 R)
• M70: 14,869,879 km (0.079 R)
• M71: 15,225,323 km (0.032 R)
• M72: 15,320,468 km (0.057 R)
• M73: 15,655,567 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 84.4

Radius: 6.6

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 11.4 AU - 15.8 AU

Year: 22053 Days

Day: 15.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 40,411,049 km

• M1: 85,720 km (0.046 R)
• M2: 141,819 km (0.075 R)
• M3: 291,566 km (0.116 R)
• M4: 588,219 km (0.116 R)
• M5: 750,383 km (0.114 R)
• M6: 960,568 km (0.09 R)
• M7: 1,117,047 km (0.11 R)
• M8: 1,225,805 km (0.066 R)
• M9: 1,415,196 km (0.071 R)
• M10: 2,285,855 km (0.099 R)
• M11: 2,448,468 km (0.071 R)
• M12: 2,958,896 km (0.104 R)
• M13: 3,369,542 km (0.064 R)
• M14: 3,825,367 km (0.093 R)
• M15: 4,130,547 km (0.086 R)
• M16: 4,472,677 km (0.065 R)
• M17: 5,062,841 km (0.095 R)
• M18: 5,367,123 km (0.1 R)
• M19: 5,428,608 km (0.03 R)
• M20: 5,583,591 km (0.067 R)
• M21: 5,929,760 km (0.114 R)
• M22: 6,185,872 km (0.074 R)
• M23: 7,727,328 km (0.119 R)
• M24: 7,971,771 km (0.063 R)
• M25: 8,684,456 km (0.111 R)
• M26: 9,195,482 km (0.088 R)
• M27: 10,246,407 km (0.104 R)
• M28: 11,374,375 km (0.066 R)
• M29: 11,932,973 km (0.118 R)
• M30: 12,013,457 km (0.106 R)
• M31: 12,094,240 km (0.079 R)
• M32: 12,418,867 km (0.092 R)
• M33: 12,705,198 km (0.096 R)
• M34: 12,911,194 km (0.098 R)
• M35: 13,577,503 km (0.079 R)
• M36: 14,597,910 km (0.114 R)
• M37: 16,308,113 km (0.1 R)
• M38: 17,163,962 km (0.111 R)
• M39: 17,254,918 km (0.113 R)
• M40: 17,666,162 km (0.092 R)
• M41: 18,638,100 km (0.031 R)
• M42: 18,684,924 km (0.092 R)
• M43: 18,872,220 km (0.057 R)
• M44: 20,152,479 km (0.094 R)
• M45: 21,804,338 km (0.068 R)
• M46: 21,902,774 km (0.052 R)
• M47: 22,397,644 km (0.047 R)
• M48: 23,196,945 km (0.09 R)
• M49: 24,362,163 km (0.118 R)
• M50: 24,977,758 km (0.062 R)
• M51: 25,650,350 km (0.111 R)
• M52: 28,399,809 km (0.12 R)
• M53: 29,918,527 km (0.098 R)
• M54: 30,467,252 km (0.082 R)
• M55: 30,908,715 km (0.111 R)
• M56: 31,853,725 km (0.047 R)
• M57: 32,639,114 km (0.081 R)
• M58: 32,751,911 km (0.119 R)
• M59: 34,745,302 km (0.086 R)
• M60: 37,188,834 km (0.107 R)
• M61: 38,669,554 km (0.111 R)
• M62: 38,968,001 km (0.119 R)
• M63: 39,267,197 km (0.082 R)
• M64: 39,567,141 km (0.04 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 19,836 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit