🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.5 AU - 0.8 AU

Year: 201 Days

Day: 24.8 Hours

Environment

Temp: 134 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.71 AU - 3.65 AU

Year: 2171 Days

Day: 37.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.8 AU - 4.18 AU

Year: 3052 Days

Day: 38 Hours

Environment

Temp: -145 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.5

Radius: 8.5

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.21 AU - 4.25 AU

Year: 3331 Days

Day: 8 Hours

Environment

Temp: -146 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 46,312,931 km

• M1: 116,836 km (0.067 R)
• M2: 356,492 km (0.108 R)
• M3: 430,243 km (0.116 R)
• M4: 493,523 km (0.027 R)
• M5: 655,388 km (0.108 R)
• M6: 980,464 km (0.095 R)
• M7: 1,089,521 km (0.083 R)
• M8: 1,202,767 km (0.089 R)
• M9: 1,272,779 km (0.11 R)
• M10: 1,433,148 km (0.03 R)
• M11: 1,507,647 km (0.077 R)
• M12: 1,660,536 km (0.117 R)
• M13: 1,963,173 km (0.043 R)
• M14: 2,158,996 km (0.088 R)
• M15: 2,216,143 km (0.111 R)
• M16: 2,589,838 km (0.085 R)
• M17: 2,742,727 km (0.083 R)
• M18: 2,877,814 km (0.113 R)
• M19: 2,993,753 km (0.11 R)
• M20: 3,089,944 km (0.085 R)
• M21: 3,165,341 km (0.049 R)
• M22: 3,351,142 km (0.049 R)
• M23: 3,529,463 km (0.11 R)
• M24: 3,665,148 km (0.109 R)
• M25: 3,779,590 km (0.115 R)
• M26: 3,918,567 km (0.057 R)
• M27: 4,153,884 km (0.12 R)
• M28: 4,345,519 km (0.069 R)
• M29: 4,405,956 km (0.058 R)
• M30: 4,874,796 km (0.07 R)
• M31: 4,962,909 km (0.032 R)
• M32: 5,026,189 km (0.092 R)
• M33: 5,607,826 km (0.027 R)
• M34: 6,101,948 km (0.083 R)
• M35: 6,347,438 km (0.098 R)
• M36: 6,526,656 km (0.101 R)
• M37: 7,046,209 km (0.105 R)
• M38: 7,564,416 km (0.114 R)
• M39: 7,622,760 km (0.039 R)
• M40: 7,813,497 km (0.119 R)
• M41: 7,946,340 km (0.071 R)
• M42: 8,214,569 km (0.058 R)
• M43: 8,516,008 km (0.064 R)
• M44: 8,790,371 km (0.069 R)
• M45: 9,021,200 km (0.112 R)
• M46: 9,223,008 km (0.117 R)
• M47: 9,316,656 km (0.115 R)
• M48: 9,441,870 km (0.11 R)
• M49: 10,092,920 km (0.091 R)
• M50: 10,237,880 km (0.113 R)
• M51: 10,513,290 km (0.096 R)
• M52: 11,038,528 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.5

Radius: 12.3

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.22 AU - 6.46 AU

Year: 4725 Days

Day: 13.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 46,312,931 km

• M1: 175,478 km (0.099 R)
• M2: 333,005 km (0.104 R)
• M3: 521,199 km (0.092 R)
• M4: 620,382 km (0.111 R)
• M5: 772,075 km (0.115 R)
• M6: 1,181,075 km (0.101 R)
• M7: 1,332,169 km (0.075 R)
• M8: 1,715,289 km (0.081 R)
• M9: 1,808,638 km (0.105 R)
• M10: 1,984,565 km (0.117 R)
• M11: 2,166,327 km (0.083 R)
• M12: 2,617,963 km (0.081 R)
• M13: 2,762,923 km (0.099 R)
• M14: 3,311,050 km (0.093 R)
• M15: 3,468,277 km (0.082 R)
• M16: 3,567,760 km (0.069 R)
• M17: 3,872,191 km (0.117 R)
• M18: 4,185,300 km (0.114 R)
• M19: 4,312,907 km (0.092 R)
• M20: 4,880,631 km (0.089 R)
• M21: 5,495,328 km (0.086 R)
• M22: 5,729,299 km (0.061 R)
• M23: 5,966,561 km (0.101 R)
• M24: 6,158,795 km (0.119 R)
• M25: 6,279,969 km (0.102 R)
• M26: 6,426,425 km (0.096 R)
• M27: 6,573,929 km (0.104 R)
• M28: 6,847,543 km (0.113 R)
• M29: 7,023,620 km (0.093 R)
• M30: 7,201,193 km (0.12 R)
• M31: 7,952,772 km (0.099 R)
• M32: 8,324,523 km (0.12 R)
• M33: 8,431,785 km (0.045 R)
• M34: 9,168,106 km (0.106 R)
• M35: 9,642,181 km (0.1 R)
• M36: 9,726,704 km (0.075 R)
• M37: 9,839,800 km (0.084 R)
• M38: 9,924,921 km (0.103 R)
• M39: 10,789,447 km (0.119 R)
• M40: 11,617,920 km (0.076 R)
• M41: 11,888,692 km (0.107 R)
• M42: 12,467,038 km (0.102 R)
• M43: 12,682,459 km (0.118 R)
• M44: 13,524,844 km (0.099 R)
• M45: 14,224,663 km (0.097 R)
• M46: 14,481,971 km (0.074 R)
• M47: 14,903,688 km (0.08 R)
• M48: 15,099,511 km (0.053 R)
• M49: 15,560,123 km (0.111 R)
• M50: 15,825,360 km (0.058 R)
• M51: 16,125,603 km (0.081 R)
• M52: 17,139,877 km (0.082 R)
• M53: 17,345,275 km (0.091 R)
• M54: 17,758,464 km (0.114 R)
• M55: 17,966,255 km (0.085 R)
• M56: 19,088,090 km (0.114 R)
• M57: 19,407,781 km (0.112 R)
• M58: 19,586,101 km (0.118 R)
• M59: 19,765,020 km (0.081 R)
• M60: 19,908,485 km (0.038 R)
• M61: 20,160,407 km (0.108 R)
• M62: 20,485,932 km (0.055 R)
• M63: 20,594,840 km (0.057 R)
• M64: 20,922,609 km (0.116 R)
• M65: 21,288,974 km (0.095 R)
• M66: 23,303,459 km (0.069 R)
• M67: 23,607,142 km (0.119 R)
• M68: 24,448,780 km (0.107 R)
• M69: 24,641,462 km (0.066 R)
• M70: 25,222,500 km (0.118 R)
• M71: 25,612,352 km (0.061 R)
• M72: 25,808,026 km (0.068 R)
• M73: 26,398,190 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.9

Radius: 13.3

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.56 AU - 7.98 AU

Year: 7505 Days

Day: 13.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 46,312,931 km

• M1: 181,911 km (0.054 R)
• M2: 311,762 km (0.088 R)
• M3: 414,536 km (0.083 R)
• M4: 689,646 km (0.065 R)
• M5: 975,229 km (0.042 R)
• M6: 1,128,417 km (0.118 R)
• M7: 1,271,881 km (0.105 R)
• M8: 1,567,935 km (0.078 R)
• M9: 1,729,651 km (0.1 R)
• M10: 2,248,755 km (0.116 R)
• M11: 2,386,236 km (0.07 R)
• M12: 2,479,286 km (0.087 R)
• M13: 2,597,617 km (0.117 R)
• M14: 2,681,542 km (0.113 R)
• M15: 3,077,079 km (0.117 R)
• M16: 3,243,132 km (0.064 R)
• M17: 3,399,163 km (0.112 R)
• M18: 3,517,944 km (0.092 R)
• M19: 3,786,771 km (0.103 R)
• M20: 3,951,329 km (0.05 R)
• M21: 4,202,803 km (0.118 R)
• M22: 4,358,983 km (0.055 R)
• M23: 4,560,790 km (0.039 R)
• M24: 4,648,155 km (0.089 R)
• M25: 4,765,590 km (0.094 R)
• M26: 5,078,698 km (0.056 R)
• M27: 5,245,500 km (0.093 R)
• M28: 5,522,256 km (0.05 R)
• M29: 5,662,429 km (0.096 R)
• M30: 5,803,799 km (0.106 R)
• M31: 6,058,265 km (0.066 R)
• M32: 6,186,770 km (0.12 R)
• M33: 6,463,077 km (0.07 R)
• M34: 7,213,909 km (0.113 R)
• M35: 7,504,876 km (0.118 R)
• M36: 7,591,194 km (0.117 R)
• M37: 7,799,734 km (0.108 R)
• M38: 8,133,786 km (0.099 R)
• M39: 8,258,102 km (0.038 R)
• M40: 8,400,818 km (0.114 R)
• M41: 8,616,538 km (0.063 R)
• M42: 8,797,851 km (0.074 R)
• M43: 8,907,207 km (0.076 R)
• M44: 9,201,017 km (0.1 R)
• M45: 9,629,017 km (0.06 R)
• M46: 9,854,909 km (0.113 R)
• M47: 10,350,527 km (0.063 R)
• M48: 10,776,133 km (0.092 R)
• M49: 11,010,852 km (0.058 R)
• M50: 11,785,021 km (0.109 R)
• M51: 12,331,352 km (0.082 R)
• M52: 12,535,853 km (0.07 R)
• M53: 12,865,417 km (0.073 R)
• M54: 13,511,979 km (0.089 R)
• M55: 13,638,239 km (0.091 R)
• M56: 13,849,771 km (0.112 R)
• M57: 13,977,228 km (0.047 R)
• M58: 14,318,910 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.2

Radius: 4.3

Gravity: 41.49 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 11.18 AU - 12.78 AU

Year: 15876 Days

Day: 19.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 46,312,931 km

• M1: 142,417 km (0.109 R)
• M2: 244,892 km (0.104 R)
• M3: 274,362 km (0.056 R)
• M4: 496,665 km (0.099 R)
• M5: 615,446 km (0.107 R)
• M6: 657,034 km (0.115 R)
• M7: 879,486 km (0.099 R)
• M8: 999,015 km (0.094 R)
• M9: 1,307,186 km (0.082 R)
• M10: 1,388,567 km (0.1 R)
• M11: 1,585,139 km (0.103 R)
• M12: 1,973,346 km (0.096 R)
• M13: 2,323,704 km (0.039 R)
• M14: 3,829,705 km (0.114 R)
• M15: 3,907,646 km (0.102 R)
• M16: 3,986,035 km (0.079 R)
• M17: 4,508,132 km (0.069 R)
• M18: 4,549,122 km (0.04 R)
• M19: 4,798,202 km (0.056 R)
• M20: 5,094,256 km (0.116 R)
• M21: 6,107,931 km (0.096 R)
• M22: 6,244,664 km (0.042 R)
• M23: 6,428,669 km (0.096 R)
• M24: 7,229,915 km (0.12 R)
• M25: 7,814,245 km (0.088 R)
• M26: 9,392,502 km (0.066 R)
• M27: 10,244,313 km (0.115 R)
• M28: 10,734,395 km (0.103 R)
• M29: 11,009,805 km (0.114 R)
• M30: 11,343,558 km (0.063 R)
• M31: 11,737,000 km (0.105 R)
• M32: 11,850,246 km (0.052 R)
• M33: 12,134,930 km (0.106 R)
• M34: 13,651,404 km (0.027 R)
• M35: 14,735,839 km (0.111 R)
• M36: 15,041,916 km (0.029 R)
• M37: 15,288,304 km (0.109 R)
• M38: 15,972,714 km (0.11 R)
• M39: 16,035,396 km (0.071 R)
• M40: 16,794,306 km (0.119 R)
• M41: 16,985,941 km (0.116 R)
• M42: 17,435,632 km (0.09 R)
• M43: 18,019,812 km (0.104 R)
• M44: 18,150,410 km (0.096 R)
• M45: 18,808,491 km (0.109 R)
• M46: 19,207,020 km (0.095 R)
• M47: 20,419,361 km (0.064 R)
• M48: 21,241,252 km (0.104 R)
• M49: 24,998,103 km (0.084 R)
• M50: 25,216,815 km (0.086 R)
• M51: 25,289,819 km (0.093 R)
• M52: 25,436,126 km (0.108 R)
• M53: 27,138,699 km (0.057 R)
• M54: 29,107,108 km (0.064 R)
• M55: 29,490,976 km (0.03 R)
• M56: 30,574,514 km (0.09 R)
• M57: 32,860,070 km (0.055 R)
• M58: 34,468,097 km (0.099 R)
• M59: 36,266,264 km (0.082 R)
• M60: 36,513,699 km (0.071 R)
• M61: 36,761,882 km (0.1 R)
• M62: 37,593,047 km (0.1 R)
• M63: 39,020,061 km (0.094 R)
• M64: 41,408,840 km (0.107 R)
• M65: 42,013,365 km (0.112 R)
• M66: 44,725,575 km (0.085 R)
• M67: 46,415,731 km (0.118 R)
• M68: 47,133,652 km (0.079 R)
• M69: 47,764,655 km (0.1 R)
• M70: 48,217,189 km (0.079 R)
• M71: 49,400,508 km (0.109 R)
• M72: 50,593,252 km (0.112 R)
• M73: 51,609,769 km (0.114 R)
• M74: 52,167,171 km (0.12 R)
• M75: 52,633,168 km (0.064 R)
• M76: 53,287,809 km (0.118 R)
• M77: 53,945,291 km (0.086 R)
• M78: 54,416,525 km (0.09 R)
• M79: 56,888,779 km (0.113 R)
• M80: 57,272,348 km (0.099 R)
• M81: 59,009,179 km (0.106 R)
• M82: 59,397,386 km (0.062 R)
• M83: 61,646,440 km (0.095 R)
• M84: 62,534,154 km (0.061 R)
• M85: 63,426,056 km (0.067 R)
• M86: 63,823,688 km (0.088 R)
• M87: 63,923,320 km (0.104 R)
• M88: 64,122,584 km (0.086 R)
• M89: 65,021,967 km (0.043 R)
• M90: 65,523,269 km (0.105 R)
• M91: 67,237,810 km (0.061 R)
• M92: 67,440,366 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.7

Radius: 6.5

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 11.49 AU - 18.21 AU

Year: 21911 Days

Day: 23.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 46,312,931 km

• M1: 507,586 km (0.089 R)
• M2: 1,049,429 km (0.076 R)
• M3: 1,186,311 km (0.073 R)
• M4: 1,434,494 km (0.036 R)
• M5: 2,272,840 km (0.051 R)
• M6: 3,264,375 km (0.08 R)
• M7: 3,436,413 km (0.093 R)
• M8: 3,879,522 km (0.057 R)
• M9: 4,031,214 km (0.103 R)
• M10: 4,185,000 km (0.107 R)
• M11: 4,434,978 km (0.107 R)
• M12: 6,603,100 km (0.094 R)
• M13: 6,857,417 km (0.042 R)
• M14: 7,004,172 km (0.098 R)
• M15: 7,263,575 km (0.115 R)
• M16: 9,367,968 km (0.081 R)
• M17: 10,825,201 km (0.096 R)
• M18: 10,867,837 km (0.112 R)
• M19: 11,254,397 km (0.117 R)
• M20: 11,776,793 km (0.041 R)
• M21: 13,344,878 km (0.098 R)
• M22: 14,036,918 km (0.104 R)
• M23: 16,377,376 km (0.105 R)
• M24: 16,622,867 km (0.105 R)
• M25: 16,820,186 km (0.117 R)
• M26: 20,291,306 km (0.118 R)
• M27: 20,766,877 km (0.081 R)
• M28: 21,299,595 km (0.056 R)
• M29: 21,675,086 km (0.09 R)
• M30: 22,432,799 km (0.103 R)
• M31: 22,869,625 km (0.089 R)
• M32: 22,924,378 km (0.083 R)
• M33: 26,752,138 km (0.106 R)
• M34: 29,570,562 km (0.116 R)
• M35: 29,630,252 km (0.075 R)
• M36: 30,651,557 km (0.119 R)
• M37: 32,112,978 km (0.052 R)
• M38: 32,975,859 km (0.045 R)
• M39: 33,908,901 km (0.1 R)
• M40: 34,033,964 km (0.116 R)
• M41: 34,284,541 km (0.098 R)
• M42: 34,410,053 km (0.117 R)
• M43: 36,823,815 km (0.117 R)
• M44: 37,597,386 km (0.107 R)
• M45: 38,637,091 km (0.071 R)
• M46: 39,160,384 km (0.031 R)
• M47: 44,453,157 km (0.11 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: 279 - 14,845 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit