🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.46 AU - 0.64 AU

Year: 259 Days

Day: 15.1 Hours

Environment

Temp: -112 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,276,544 km

• M1: 552,465 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.56 AU - 0.56 AU

Year: 266 Days

Day: 28.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.1

Radius: 11.9

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.86 AU - 0.88 AU

Year: 516 Days

Day: 10 Hours

Environment

Temp: -143 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 19,276,544 km

• M1: 149,299 km (0.111 R)
• M2: 223,499 km (0.057 R)
• M3: 313,856 km (0.062 R)
• M4: 506,987 km (0.042 R)
• M5: 585,077 km (0.041 R)
• M6: 660,774 km (0.109 R)
• M7: 819,647 km (0.102 R)
• M8: 923,168 km (0.063 R)
• M9: 1,058,405 km (0.087 R)
• M10: 1,191,397 km (0.054 R)
• M11: 1,339,948 km (0.077 R)
• M12: 1,424,172 km (0.105 R)
• M13: 1,520,513 km (0.119 R)
• M14: 1,763,310 km (0.104 R)
• M15: 1,895,106 km (0.094 R)
• M16: 2,018,973 km (0.069 R)
• M17: 2,128,179 km (0.079 R)
• M18: 2,239,480 km (0.12 R)
• M19: 2,340,608 km (0.114 R)
• M20: 2,486,317 km (0.101 R)
• M21: 2,597,468 km (0.052 R)
• M22: 2,729,413 km (0.025 R)
• M23: 2,889,483 km (0.074 R)
• M24: 3,013,200 km (0.116 R)
• M25: 3,098,920 km (0.069 R)
• M26: 3,212,315 km (0.041 R)
• M27: 3,381,660 km (0.12 R)
• M28: 3,540,084 km (0.035 R)
• M29: 3,616,678 km (0.079 R)
• M30: 3,707,933 km (0.109 R)
• M31: 3,979,303 km (0.092 R)
• M32: 4,095,541 km (0.1 R)
• M33: 4,176,174 km (0.039 R)
• M34: 4,346,417 km (0.106 R)
• M35: 4,428,695 km (0.113 R)
• M36: 4,526,532 km (0.107 R)
• M37: 4,809,123 km (0.107 R)
• M38: 4,940,918 km (0.112 R)
• M39: 5,042,645 km (0.088 R)
• M40: 5,200,321 km (0.116 R)
• M41: 5,383,728 km (0.106 R)
• M42: 5,504,454 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.9

Radius: 12.8

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.77 AU - 1.11 AU

Year: 579 Days

Day: 8 Hours

Environment

Temp: -152 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 19,276,544 km

• M1: 170,841 km (0.088 R)
• M2: 280,197 km (0.088 R)
• M3: 366,216 km (0.041 R)
• M4: 501,602 km (0.064 R)
• M5: 582,085 km (0.048 R)
• M6: 671,395 km (0.109 R)
• M7: 817,702 km (0.101 R)
• M8: 967,599 km (0.099 R)
• M9: 1,048,531 km (0.103 R)
• M10: 1,200,224 km (0.059 R)
• M11: 1,368,821 km (0.106 R)
• M12: 1,456,335 km (0.075 R)
• M13: 1,579,155 km (0.053 R)
• M14: 1,676,244 km (0.085 R)
• M15: 1,785,451 km (0.118 R)
• M16: 1,917,695 km (0.081 R)
• M17: 2,026,902 km (0.077 R)
• M18: 2,213,899 km (0.09 R)
• M19: 2,295,729 km (0.094 R)
• M20: 2,389,976 km (0.075 R)
• M21: 2,496,788 km (0.116 R)
• M22: 2,668,676 km (0.081 R)
• M23: 2,768,009 km (0.104 R)
• M24: 3,109,990 km (0.109 R)
• M25: 3,421,303 km (0.1 R)
• M26: 3,529,463 km (0.12 R)
• M27: 3,619,371 km (0.093 R)
• M28: 3,749,371 km (0.117 R)
• M29: 3,940,558 km (0.097 R)
• M30: 4,060,834 km (0.048 R)
• M31: 4,162,112 km (0.1 R)
• M32: 4,257,256 km (0.106 R)
• M33: 4,353,298 km (0.106 R)
• M34: 4,526,532 km (0.114 R)
• M35: 4,624,669 km (0.086 R)
• M36: 4,709,191 km (0.057 R)
• M37: 4,808,524 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.7

Radius: 14.5

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.37 AU - 2.19 AU

Year: 1510 Days

Day: 13.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 19,276,544 km

• M1: 203,902 km (0.095 R)
• M2: 340,934 km (0.088 R)
• M3: 449,242 km (0.115 R)
• M4: 548,276 km (0.036 R)
• M5: 645,814 km (0.087 R)
• M6: 812,167 km (0.095 R)
• M7: 1,028,635 km (0.084 R)
• M8: 1,184,516 km (0.115 R)
• M9: 1,325,886 km (0.117 R)
• M10: 1,426,117 km (0.049 R)
• M11: 1,610,122 km (0.077 R)
• M12: 1,802,505 km (0.081 R)
• M13: 2,074,174 km (0.119 R)
• M14: 2,183,082 km (0.109 R)
• M15: 2,294,083 km (0.08 R)
• M16: 2,388,031 km (0.051 R)
• M17: 2,658,205 km (0.101 R)
• M18: 2,867,492 km (0.113 R)
• M19: 3,113,580 km (0.031 R)
• M20: 3,260,336 km (0.119 R)
• M21: 3,517,495 km (0.094 R)
• M22: 3,626,701 km (0.118 R)
• M23: 3,748,175 km (0.058 R)
• M24: 3,870,995 km (0.081 R)
• M25: 3,983,791 km (0.09 R)
• M26: 4,132,192 km (0.074 R)
• M27: 4,329,063 km (0.119 R)
• M28: 4,422,861 km (0.119 R)
• M29: 4,756,464 km (0.085 R)
• M30: 4,950,792 km (0.089 R)
• M31: 5,397,940 km (0.038 R)
• M32: 5,549,782 km (0.057 R)
• M33: 5,767,596 km (0.026 R)
• M34: 5,896,998 km (0.038 R)
• M35: 6,572,283 km (0.117 R)
• M36: 6,707,669 km (0.092 R)
• M37: 6,843,803 km (0.106 R)
• M38: 7,188,626 km (0.104 R)
• M39: 7,496,798 km (0.114 R)
• M40: 7,752,162 km (0.067 R)
• M41: 7,895,327 km (0.064 R)
• M42: 8,344,569 km (0.082 R)
• M43: 8,757,759 km (0.076 R)
• M44: 8,951,787 km (0.091 R)
• M45: 9,222,858 km (0.109 R)
• M46: 9,329,073 km (0.057 R)
• M47: 9,466,254 km (0.096 R)
• M48: 9,742,412 km (0.076 R)
• M49: 9,943,621 km (0.078 R)
• M50: 10,068,086 km (0.084 R)
• M51: 10,444,774 km (0.06 R)
• M52: 10,714,349 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.5

Radius: 13.5

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.75 AU - 2.13 AU

Year: 1718 Days

Day: 8.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 19,276,544 km

• M1: 206,744 km (0.081 R)
• M2: 301,589 km (0.064 R)
• M3: 592,108 km (0.1 R)
• M4: 708,346 km (0.111 R)
• M5: 884,273 km (0.115 R)
• M6: 1,146,368 km (0.106 R)
• M7: 1,292,226 km (0.089 R)
• M8: 1,974,243 km (0.065 R)
• M9: 2,310,090 km (0.112 R)
• M10: 2,478,837 km (0.084 R)
• M11: 2,612,876 km (0.111 R)
• M12: 2,815,432 km (0.085 R)
• M13: 2,942,141 km (0.098 R)
• M14: 3,091,290 km (0.12 R)
• M15: 3,390,337 km (0.083 R)
• M16: 3,554,296 km (0.108 R)
• M17: 3,655,424 km (0.046 R)
• M18: 3,964,493 km (0.081 R)
• M19: 4,305,277 km (0.059 R)
• M20: 4,584,876 km (0.11 R)
• M21: 4,718,915 km (0.069 R)
• M22: 5,023,496 km (0.055 R)
• M23: 5,194,636 km (0.1 R)
• M24: 5,392,704 km (0.097 R)
• M25: 5,534,373 km (0.071 R)
• M26: 5,711,348 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.5

Radius: 11.2

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.21 AU - 2.69 AU

Year: 2438 Days

Day: 13.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 19,276,544 km

• M1: 162,912 km (0.098 R)
• M2: 256,112 km (0.116 R)
• M3: 360,680 km (0.088 R)
• M4: 601,234 km (0.052 R)
• M5: 681,269 km (0.059 R)
• M6: 833,859 km (0.084 R)
• M7: 945,907 km (0.087 R)
• M8: 1,030,729 km (0.076 R)
• M9: 1,231,639 km (0.096 R)
• M10: 1,373,009 km (0.057 R)
• M11: 1,520,064 km (0.084 R)
• M12: 2,260,274 km (0.099 R)
• M13: 2,391,172 km (0.033 R)
• M14: 2,539,573 km (0.03 R)
• M15: 2,892,774 km (0.09 R)
• M16: 3,245,376 km (0.092 R)
• M17: 3,360,567 km (0.104 R)
• M18: 3,460,348 km (0.053 R)
• M19: 3,561,177 km (0.111 R)
• M20: 3,817,438 km (0.095 R)
• M21: 3,974,217 km (0.076 R)
• M22: 4,204,448 km (0.036 R)
• M23: 4,457,418 km (0.087 R)
• M24: 4,678,075 km (0.119 R)
• M25: 4,808,674 km (0.027 R)
• M26: 4,959,169 km (0.085 R)
• M27: 5,498,769 km (0.107 R)
• M28: 5,636,549 km (0.119 R)
• M29: 5,715,835 km (0.11 R)
• M30: 5,795,571 km (0.119 R)
• M31: 6,077,264 km (0.084 R)
• M32: 6,529,199 km (0.101 R)
• M33: 6,759,281 km (0.094 R)
• M34: 6,928,326 km (0.083 R)
• M35: 7,357,074 km (0.113 R)
• M36: 7,772,357 km (0.098 R)
• M37: 8,105,661 km (0.026 R)
• M38: 8,195,271 km (0.112 R)
• M39: 8,398,275 km (0.111 R)
• M40: 8,763,294 km (0.041 R)
• M41: 8,947,748 km (0.114 R)
• M42: 9,674,793 km (0.078 R)
• M43: 9,817,659 km (0.102 R)
• M44: 9,889,317 km (0.089 R)
• M45: 10,274,831 km (0.112 R)
• M46: 10,665,281 km (0.063 R)
• M47: 10,862,301 km (0.115 R)
• M48: 11,210,116 km (0.085 R)
• M49: 11,385,296 km (0.082 R)
• M50: 11,561,522 km (0.111 R)
• M51: 11,687,932 km (0.093 R)
• M52: 12,121,167 km (0.087 R)
• M53: 12,352,595 km (0.114 R)
• M54: 12,559,639 km (0.091 R)
• M55: 12,767,729 km (0.107 R)
• M56: 13,082,184 km (0.073 R)
• M57: 14,013,730 km (0.066 R)
• M58: 14,121,590 km (0.071 R)
• M59: 15,076,922 km (0.114 R)
• M60: 15,298,177 km (0.087 R)
• M61: 16,392,336 km (0.084 R)
• M62: 16,563,027 km (0.1 R)
• M63: 17,049,520 km (0.116 R)
• M64: 17,135,838 km (0.116 R)
• M65: 17,861,088 km (0.072 R)
• M66: 17,978,074 km (0.102 R)
• M67: 18,359,997 km (0.056 R)
• M68: 19,102,003 km (0.077 R)
• M69: 19,341,658 km (0.116 R)
• M70: 19,491,855 km (0.106 R)
• M71: 19,612,281 km (0.069 R)
• M72: 19,853,881 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.1

Radius: 10.8

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.57 AU - 3.15 AU

Year: 3075 Days

Day: 9 Hours

Environment

Temp: -210 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 19,276,544 km

• M1: 153,487 km (0.074 R)
• M2: 233,821 km (0.071 R)
• M3: 323,131 km (0.11 R)
• M4: 481,256 km (0.104 R)
• M5: 583,731 km (0.039 R)
• M6: 686,056 km (0.072 R)
• M7: 776,263 km (0.107 R)
• M8: 880,832 km (0.1 R)
• M9: 970,142 km (0.061 R)
• M10: 1,094,308 km (0.095 R)
• M11: 1,291,179 km (0.106 R)
• M12: 1,499,719 km (0.099 R)
• M13: 2,029,295 km (0.049 R)
• M14: 2,204,624 km (0.057 R)
• M15: 2,301,114 km (0.118 R)
• M16: 3,016,192 km (0.108 R)
• M17: 3,342,764 km (0.049 R)
• M18: 3,583,168 km (0.114 R)
• M19: 3,779,590 km (0.048 R)
• M20: 3,962,848 km (0.109 R)
• M21: 4,355,542 km (0.049 R)
• M22: 4,477,464 km (0.055 R)
• M23: 4,618,385 km (0.118 R)
• M24: 4,850,412 km (0.077 R)
• M25: 4,995,073 km (0.077 R)
• M26: 5,086,328 km (0.104 R)
• M27: 5,270,333 km (0.117 R)
• M28: 5,419,332 km (0.119 R)
• M29: 5,721,221 km (0.102 R)
• M30: 5,816,664 km (0.095 R)
• M31: 5,893,558 km (0.06 R)
• M32: 5,970,601 km (0.064 R)
• M33: 6,125,883 km (0.044 R)
• M34: 6,262,915 km (0.114 R)
• M35: 6,420,741 km (0.106 R)
• M36: 6,659,948 km (0.116 R)
• M37: 6,902,147 km (0.108 R)
• M38: 7,085,703 km (0.118 R)
• M39: 7,332,988 km (0.07 R)
• M40: 7,416,015 km (0.029 R)
• M41: 7,688,134 km (0.108 R)
• M42: 8,177,618 km (0.112 R)
• M43: 8,263,786 km (0.068 R)
• M44: 8,393,637 km (0.11 R)
• M45: 8,677,275 km (0.074 R)
• M46: 8,853,501 km (0.108 R)
• M47: 9,030,775 km (0.071 R)
• M48: 9,366,472 km (0.086 R)
• M49: 9,502,008 km (0.084 R)
• M50: 9,637,992 km (0.081 R)
• M51: 9,820,502 km (0.11 R)
• M52: 10,004,058 km (0.106 R)
• M53: 10,096,360 km (0.114 R)
• M54: 10,165,774 km (0.114 R)
• M55: 10,749,953 km (0.114 R)
• M56: 10,868,136 km (0.117 R)
• M57: 12,468,235 km (0.078 R)
• M58: 13,017,857 km (0.101 R)
• M59: 13,093,404 km (0.087 R)
• M60: 13,169,101 km (0.049 R)
• M61: 13,397,088 km (0.058 R)
• M62: 14,114,858 km (0.032 R)
• M63: 14,924,033 km (0.062 R)
• M64: 15,614,427 km (0.101 R)
• M65: 16,098,376 km (0.067 R)
• M66: 16,342,221 km (0.034 R)
• M67: 16,642,015 km (0.082 R)
• M68: 16,806,274 km (0.118 R)
• M69: 16,943,455 km (0.1 R)
• M70: 17,302,191 km (0.073 R)
• M71: 17,468,543 km (0.103 R)
• M72: 17,775,069 km (0.098 R)
• M73: 19,018,676 km (0.1 R)
• M74: 19,133,119 km (0.076 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 10,904 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit