🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.21 AU - 1.61 AU

Year: 631 Days

Day: 15.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.45 AU - 1.91 AU

Year: 820 Days

Day: 19.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.54 AU - 2.12 AU

Year: 933 Days

Day: 12.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.66 AU - 3.04 AU

Year: 1813 Days

Day: 42.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.3

Radius: 13.3

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.99 AU - 5.17 AU

Year: 4313 Days

Day: 13.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 52,630,663 km

• M1: 173,683 km (0.045 R)
• M2: 319,541 km (0.117 R)
• M3: 420,669 km (0.106 R)
• M4: 511,326 km (0.1 R)
• M5: 759,060 km (0.086 R)
• M6: 898,634 km (0.06 R)
• M7: 1,059,602 km (0.105 R)
• M8: 1,143,975 km (0.086 R)
• M9: 1,465,162 km (0.115 R)
• M10: 1,671,906 km (0.085 R)
• M11: 1,873,863 km (0.111 R)
• M12: 1,993,092 km (0.114 R)
• M13: 2,084,198 km (0.068 R)
• M14: 2,239,331 km (0.099 R)
• M15: 2,382,346 km (0.109 R)
• M16: 2,933,016 km (0.089 R)
• M17: 3,268,115 km (0.069 R)
• M18: 3,376,574 km (0.091 R)
• M19: 3,559,981 km (0.119 R)
• M20: 3,690,430 km (0.106 R)
• M21: 3,917,819 km (0.05 R)
• M22: 4,072,054 km (0.084 R)
• M23: 4,169,442 km (0.118 R)
• M24: 4,307,222 km (0.099 R)
• M25: 4,466,544 km (0.101 R)
• M26: 4,729,537 km (0.061 R)
• M27: 4,956,177 km (0.086 R)
• M28: 5,144,372 km (0.109 R)
• M29: 5,271,081 km (0.102 R)
• M30: 5,766,699 km (0.098 R)
• M31: 6,187,518 km (0.034 R)
• M32: 6,504,067 km (0.04 R)
• M33: 6,618,359 km (0.049 R)
• M34: 6,779,626 km (0.109 R)
• M35: 7,581,321 km (0.059 R)
• M36: 8,116,133 km (0.112 R)
• M37: 8,462,901 km (0.116 R)
• M38: 8,587,815 km (0.111 R)
• M39: 8,865,170 km (0.064 R)
• M40: 9,145,367 km (0.028 R)
• M41: 9,325,183 km (0.092 R)
• M42: 9,428,555 km (0.04 R)
• M43: 10,242,069 km (0.052 R)
• M44: 11,880,165 km (0.108 R)
• M45: 12,700,859 km (0.115 R)
• M46: 13,539,954 km (0.041 R)
• M47: 14,188,460 km (0.104 R)
• M48: 14,337,310 km (0.103 R)
• M49: 14,426,919 km (0.12 R)
• M50: 14,968,015 km (0.11 R)
• M51: 15,210,663 km (0.07 R)
• M52: 16,039,285 km (0.099 R)
• M53: 16,225,385 km (0.102 R)
• M54: 16,318,734 km (0.12 R)
• M55: 16,506,031 km (0.092 R)
• M56: 17,071,959 km (0.073 R)
• M57: 17,325,528 km (0.025 R)
• M58: 17,580,443 km (0.08 R)
• M59: 18,061,699 km (0.06 R)
• M60: 18,384,830 km (0.109 R)
• M61: 18,906,029 km (0.075 R)
• M62: 19,498,138 km (0.1 R)
• M63: 19,696,953 km (0.106 R)
• M64: 20,129,740 km (0.1 R)
• M65: 20,330,650 km (0.066 R)
• M66: 20,532,158 km (0.056 R)
• M67: 20,700,755 km (0.095 R)
• M68: 20,971,228 km (0.109 R)
• M69: 21,686,755 km (0.096 R)
• M70: 21,824,085 km (0.116 R)
• M71: 21,927,158 km (0.116 R)
• M72: 22,479,773 km (0.103 R)
• M73: 23,528,454 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.4

Radius: 8.4

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.27 AU - 6.13 AU

Year: 4467 Days

Day: 11.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 52,630,663 km

• M1: 108,907 km (0.087 R)
• M2: 224,995 km (0.11 R)
• M3: 321,785 km (0.045 R)
• M4: 426,653 km (0.034 R)
• M5: 565,181 km (0.087 R)
• M6: 742,454 km (0.05 R)
• M7: 1,122,882 km (0.065 R)
• M8: 1,334,114 km (0.086 R)
• M9: 1,452,147 km (0.106 R)
• M10: 1,589,178 km (0.077 R)
• M11: 1,651,411 km (0.088 R)
• M12: 1,746,406 km (0.071 R)
• M13: 1,843,345 km (0.116 R)
• M14: 1,992,045 km (0.074 R)
• M15: 2,231,402 km (0.104 R)
• M16: 2,444,130 km (0.065 R)
• M17: 2,626,340 km (0.08 R)
• M18: 2,946,480 km (0.069 R)
• M19: 3,081,866 km (0.068 R)
• M20: 3,140,658 km (0.116 R)
• M21: 3,562,075 km (0.111 R)
• M22: 3,644,354 km (0.095 R)
• M23: 3,768,969 km (0.095 R)
• M24: 3,916,323 km (0.081 R)
• M25: 4,044,079 km (0.067 R)
• M26: 4,369,604 km (0.071 R)
• M27: 4,502,148 km (0.115 R)
• M28: 4,613,598 km (0.061 R)
• M29: 5,325,535 km (0.068 R)
• M30: 5,610,219 km (0.091 R)
• M31: 5,875,606 km (0.108 R)
• M32: 6,145,181 km (0.072 R)
• M33: 6,393,663 km (0.101 R)
• M34: 6,468,911 km (0.089 R)
• M35: 6,747,313 km (0.095 R)
• M36: 6,952,262 km (0.039 R)
• M37: 8,197,066 km (0.085 R)
• M38: 8,278,896 km (0.042 R)
• M39: 8,525,882 km (0.043 R)
• M40: 8,999,060 km (0.08 R)
• M41: 9,538,061 km (0.113 R)
• M42: 10,175,198 km (0.059 R)
• M43: 10,410,366 km (0.097 R)
• M44: 10,617,559 km (0.084 R)
• M45: 11,186,779 km (0.055 R)
• M46: 11,338,322 km (0.091 R)
• M47: 11,796,839 km (0.053 R)
• M48: 12,230,224 km (0.092 R)
• M49: 13,080,688 km (0.101 R)
• M50: 13,561,496 km (0.061 R)
• M51: 13,626,122 km (0.086 R)
• M52: 13,885,226 km (0.11 R)
• M53: 14,146,124 km (0.113 R)
• M54: 15,239,086 km (0.059 R)
• M55: 15,575,682 km (0.104 R)
• M56: 16,221,944 km (0.098 R)
• M57: 16,290,460 km (0.07 R)
• M58: 16,669,092 km (0.086 R)
• M59: 17,085,573 km (0.059 R)
• M60: 17,155,285 km (0.102 R)
• M61: 18,677,444 km (0.09 R)
• M62: 18,785,154 km (0.09 R)
• M63: 19,109,931 km (0.115 R)
• M64: 19,400,001 km (0.094 R)
• M65: 20,464,091 km (0.113 R)
• M66: 21,584,579 km (0.1 R)
• M67: 22,038,459 km (0.097 R)
• M68: 22,304,594 km (0.108 R)
• M69: 22,571,776 km (0.111 R)
• M70: 22,955,494 km (0.105 R)
• M71: 23,109,430 km (0.118 R)
• M72: 23,225,219 km (0.108 R)
• M73: 23,302,561 km (0.094 R)
• M74: 24,354,234 km (0.036 R)
• M75: 24,866,158 km (0.068 R)
• M76: 26,423,023 km (0.093 R)
• M77: 26,665,372 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.9

Radius: 14

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.08 AU - 7.36 AU

Year: 5844 Days

Day: 12.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 52,630,663 km

• M1: 190,887 km (0.059 R)
• M2: 292,165 km (0.074 R)
• M3: 590,612 km (0.119 R)
• M4: 718,967 km (0.094 R)
• M5: 1,266,645 km (0.104 R)
• M6: 1,422,227 km (0.118 R)
• M7: 1,734,139 km (0.118 R)
• M8: 1,869,225 km (0.065 R)
• M9: 1,987,857 km (0.049 R)
• M10: 2,212,403 km (0.105 R)
• M11: 2,381,000 km (0.098 R)
• M12: 2,554,084 km (0.111 R)
• M13: 2,844,304 km (0.102 R)
• M14: 3,121,958 km (0.095 R)
• M15: 3,704,193 km (0.072 R)
• M16: 3,829,855 km (0.088 R)
• M17: 4,215,369 km (0.061 R)
• M18: 4,452,781 km (0.098 R)
• M19: 5,079,596 km (0.118 R)
• M20: 6,416,103 km (0.096 R)
• M21: 6,659,200 km (0.076 R)
• M22: 6,874,621 km (0.105 R)
• M23: 7,888,146 km (0.111 R)
• M24: 8,116,133 km (0.099 R)
• M25: 8,214,569 km (0.105 R)
• M26: 8,445,697 km (0.111 R)
• M27: 9,015,964 km (0.094 R)
• M28: 9,151,949 km (0.119 R)
• M29: 9,877,349 km (0.105 R)
• M30: 10,335,717 km (0.068 R)
• M31: 10,909,574 km (0.104 R)
• M32: 11,200,393 km (0.091 R)
• M33: 11,752,558 km (0.119 R)
• M34: 12,960,112 km (0.111 R)
• M35: 13,229,538 km (0.09 R)
• M36: 13,617,745 km (0.055 R)
• M37: 14,127,873 km (0.102 R)
• M38: 14,925,230 km (0.118 R)
• M39: 15,086,347 km (0.115 R)
• M40: 15,329,294 km (0.054 R)
• M41: 15,451,216 km (0.049 R)
• M42: 15,573,438 km (0.109 R)
• M43: 16,065,764 km (0.098 R)
• M44: 17,234,423 km (0.111 R)
• M45: 17,658,533 km (0.082 R)
• M46: 17,957,429 km (0.093 R)
• M47: 18,171,953 km (0.092 R)
• M48: 18,994,741 km (0.072 R)
• M49: 20,185,091 km (0.065 R)
• M50: 20,363,561 km (0.046 R)
• M51: 20,901,964 km (0.083 R)
• M52: 21,581,438 km (0.113 R)
• M53: 21,672,692 km (0.087 R)
• M54: 22,822,950 km (0.06 R)
• M55: 22,962,376 km (0.116 R)
• M56: 23,055,425 km (0.07 R)
• M57: 23,195,299 km (0.075 R)
• M58: 23,663,541 km (0.115 R)
• M59: 23,898,709 km (0.106 R)
• M60: 24,419,160 km (0.1 R)
• M61: 26,537,765 km (0.047 R)
• M62: 28,065,757 km (0.096 R)
• M63: 28,264,872 km (0.115 R)
• M64: 28,414,620 km (0.093 R)
• M65: 28,714,862 km (0.114 R)
• M66: 28,865,358 km (0.091 R)
• M67: 29,571,310 km (0.101 R)
• M68: 29,774,015 km (0.054 R)
• M69: 29,875,592 km (0.1 R)
• M70: 30,028,182 km (0.118 R)
• M71: 30,231,934 km (0.117 R)
• M72: 30,589,623 km (0.073 R)
• M73: 31,257,727 km (0.111 R)
• M74: 32,347,099 km (0.097 R)
• M75: 33,607,311 km (0.114 R)
• M76: 34,296,658 km (0.066 R)
• M77: 35,205,166 km (0.088 R)
• M78: 36,229,912 km (0.048 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.7

Radius: 10.9

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.24 AU - 11.42 AU

Year: 10736 Days

Day: 7 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 52,630,663 km

• M1: 148,850 km (0.087 R)
• M2: 251,923 km (0.12 R)
• M3: 422,016 km (0.059 R)
• M4: 509,231 km (0.119 R)
• M5: 831,166 km (0.119 R)
• M6: 1,066,483 km (0.104 R)
• M7: 2,024,658 km (0.119 R)
• M8: 2,427,674 km (0.083 R)
• M9: 3,004,075 km (0.091 R)
• M10: 3,495,205 km (0.098 R)
• M11: 4,380,525 km (0.106 R)
• M12: 4,866,120 km (0.087 R)
• M13: 5,187,306 km (0.046 R)
• M14: 5,552,475 km (0.106 R)
• M15: 5,663,626 km (0.091 R)
• M16: 6,462,628 km (0.071 R)
• M17: 6,776,335 km (0.103 R)
• M18: 7,913,279 km (0.104 R)
• M19: 8,080,529 km (0.097 R)
• M20: 8,248,976 km (0.098 R)
• M21: 8,977,967 km (0.085 R)
• M22: 9,240,062 km (0.09 R)
• M23: 10,087,085 km (0.04 R)
• M24: 10,588,836 km (0.084 R)
• M25: 10,865,892 km (0.114 R)
• M26: 13,967,504 km (0.037 R)
• M27: 14,169,910 km (0.05 R)
• M28: 14,628,877 km (0.104 R)
• M29: 15,041,019 km (0.072 R)
• M30: 15,196,451 km (0.1 R)
• M31: 15,404,691 km (0.072 R)
• M32: 16,193,970 km (0.12 R)
• M33: 16,673,879 km (0.075 R)
• M34: 17,050,268 km (0.102 R)
• M35: 17,756,968 km (0.106 R)
• M36: 18,307,039 km (0.117 R)
• M37: 18,473,093 km (0.051 R)
• M38: 18,639,745 km (0.104 R)
• M39: 18,751,046 km (0.09 R)
• M40: 20,793,206 km (0.116 R)
• M41: 21,256,511 km (0.083 R)
• M42: 21,606,271 km (0.109 R)
• M43: 24,961,302 km (0.081 R)
• M44: 26,761,413 km (0.117 R)
• M45: 27,518,528 km (0.055 R)
• M46: 27,772,545 km (0.104 R)
• M47: 27,963,432 km (0.102 R)
• M48: 28,282,674 km (0.092 R)
• M49: 28,989,375 km (0.109 R)
• M50: 29,831,910 km (0.097 R)
• M51: 30,027,434 km (0.082 R)
• M52: 30,158,183 km (0.111 R)
• M53: 30,616,850 km (0.073 R)
• M54: 31,342,250 km (0.101 R)
• M55: 31,740,330 km (0.117 R)
• M56: 32,206,926 km (0.12 R)
• M57: 32,407,536 km (0.071 R)
• M58: 34,163,965 km (0.039 R)
• M59: 34,300,398 km (0.062 R)
• M60: 35,191,254 km (0.094 R)
• M61: 35,674,155 km (0.052 R)
• M62: 36,089,888 km (0.08 R)
• M63: 37,627,604 km (0.105 R)
• M64: 38,121,427 km (0.055 R)
• M65: 38,475,376 km (0.029 R)
• M66: 40,117,811 km (0.105 R)
• M67: 40,405,786 km (0.117 R)
• M68: 40,911,427 km (0.119 R)
• M69: 40,983,833 km (0.119 R)
• M70: 41,637,426 km (0.044 R)
• M71: 42,001,996 km (0.111 R)
• M72: 42,075,149 km (0.065 R)
• M73: 42,954,934 km (0.104 R)
• M74: 43,544,799 km (0.105 R)
• M75: 43,989,104 km (0.112 R)
• M76: 44,434,756 km (0.078 R)
• M77: 44,807,405 km (0.094 R)
• M78: 44,956,703 km (0.086 R)
• M79: 45,705,740 km (0.109 R)
• M80: 46,081,829 km (0.099 R)
• M81: 46,157,226 km (0.066 R)
• M82: 47,520,362 km (0.031 R)
• M83: 47,748,798 km (0.04 R)
• M84: 48,206,867 km (0.041 R)
• M85: 48,283,461 km (0.09 R)
• M86: 49,050,449 km (0.067 R)
• M87: 50,131,144 km (0.106 R)
• M88: 52,002,015 km (0.097 R)
• M89: 52,080,404 km (0.113 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: 540 - 10,640 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit