🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.51 AU - 0.73 AU

Year: 184 Days

Day: 19.5 Hours

Environment

Temp: 191 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.89 AU - 0.99 AU

Year: 343 Days

Day: 29.1 Hours

Environment

Temp: 16 °C

Axial Tilt: 31.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.14 AU - 1.4 AU

Year: 539 Days

Day: 42.7 Hours

Environment

Temp: -37 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.4 AU - 2.58 AU

Year: 1480 Days

Day: 46.5 Hours

Environment

Temp: -86 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.7

Radius: 8

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.62 AU - 5.46 AU

Year: 3644 Days

Day: 10.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 62,060,613 km

• M1: 104,120 km (0.105 R)
• M2: 155,881 km (0.038 R)
• M3: 399,875 km (0.092 R)
• M4: 534,962 km (0.107 R)
• M5: 694,882 km (0.115 R)
• M6: 776,114 km (0.111 R)
• M7: 870,510 km (0.093 R)
• M8: 968,945 km (0.116 R)
• M9: 1,081,593 km (0.119 R)
• M10: 1,166,265 km (0.072 R)
• M11: 1,342,641 km (0.101 R)
• M12: 1,411,007 km (0.087 R)
• M13: 1,563,447 km (0.06 R)
• M14: 1,672,205 km (0.119 R)
• M15: 1,884,484 km (0.112 R)
• M16: 2,745,271 km (0.081 R)
• M17: 2,966,227 km (0.105 R)
• M18: 3,056,284 km (0.113 R)
• M19: 3,631,638 km (0.079 R)
• M20: 4,240,202 km (0.032 R)
• M21: 4,358,833 km (0.082 R)
• M22: 4,721,608 km (0.069 R)
• M23: 4,915,636 km (0.101 R)
• M24: 5,531,531 km (0.086 R)
• M25: 5,810,980 km (0.081 R)
• M26: 5,886,227 km (0.087 R)
• M27: 6,037,920 km (0.086 R)
• M28: 6,422,536 km (0.035 R)
• M29: 6,500,476 km (0.079 R)
• M30: 6,835,127 km (0.104 R)
• M31: 7,034,541 km (0.09 R)
• M32: 7,317,131 km (0.116 R)
• M33: 7,459,698 km (0.105 R)
• M34: 7,623,956 km (0.107 R)
• M35: 7,872,438 km (0.114 R)
• M36: 8,081,576 km (0.036 R)
• M37: 8,250,173 km (0.106 R)
• M38: 8,569,564 km (0.086 R)
• M39: 8,676,826 km (0.106 R)
• M40: 8,849,612 km (0.105 R)
• M41: 9,462,963 km (0.105 R)
• M42: 9,954,542 km (0.112 R)
• M43: 10,271,689 km (0.097 R)
• M44: 10,454,348 km (0.056 R)
• M45: 10,638,204 km (0.047 R)
• M46: 11,102,406 km (0.075 R)
• M47: 11,313,489 km (0.081 R)
• M48: 11,478,645 km (0.027 R)
• M49: 12,002,686 km (0.1 R)
• M50: 12,510,122 km (0.099 R)
• M51: 12,705,347 km (0.105 R)
• M52: 12,827,868 km (0.07 R)
• M53: 13,247,340 km (0.049 R)
• M54: 13,596,053 km (0.11 R)
• M55: 13,646,168 km (0.088 R)
• M56: 14,328,334 km (0.036 R)
• M57: 15,177,003 km (0.119 R)
• M58: 15,542,022 km (0.098 R)
• M59: 15,673,070 km (0.117 R)
• M60: 15,804,417 km (0.088 R)
• M61: 16,068,307 km (0.079 R)
• M62: 16,253,958 km (0.114 R)
• M63: 16,734,616 km (0.098 R)
• M64: 16,842,027 km (0.112 R)
• M65: 17,464,355 km (0.063 R)
• M66: 17,901,629 km (0.104 R)
• M67: 17,983,908 km (0.114 R)
• M68: 18,287,143 km (0.111 R)
• M69: 18,425,521 km (0.106 R)
• M70: 18,508,697 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558

Radius: 11.6

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.8 AU - 6.54 AU

Year: 5086 Days

Day: 9.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 62,060,613 km

• M1: 299,196 km (0.077 R)
• M2: 406,158 km (0.108 R)
• M3: 582,385 km (0.116 R)
• M4: 936,183 km (0.077 R)
• M5: 1,028,336 km (0.066 R)
• M6: 1,236,576 km (0.113 R)
• M7: 1,583,344 km (0.107 R)
• M8: 1,711,250 km (0.105 R)
• M9: 1,842,747 km (0.052 R)
• M10: 1,960,630 km (0.09 R)
• M11: 2,151,068 km (0.042 R)
• M12: 2,311,586 km (0.1 R)
• M13: 2,384,291 km (0.082 R)
• M14: 2,494,694 km (0.059 R)
• M15: 3,013,051 km (0.102 R)
• M16: 3,132,879 km (0.059 R)
• M17: 3,234,007 km (0.089 R)
• M18: 3,336,182 km (0.059 R)
• M19: 3,522,880 km (0.114 R)
• M20: 3,649,290 km (0.104 R)
• M21: 3,755,804 km (0.048 R)
• M22: 3,906,748 km (0.117 R)
• M23: 4,530,572 km (0.077 R)
• M24: 4,760,952 km (0.061 R)
• M25: 4,901,125 km (0.051 R)
• M26: 5,090,217 km (0.07 R)
• M27: 5,573,269 km (0.052 R)
• M28: 5,870,220 km (0.073 R)
• M29: 5,995,583 km (0.063 R)
• M30: 6,505,712 km (0.117 R)
• M31: 6,635,414 km (0.059 R)
• M32: 7,296,935 km (0.038 R)
• M33: 7,540,331 km (0.092 R)
• M34: 7,841,472 km (0.079 R)
• M35: 8,090,851 km (0.116 R)
• M36: 8,174,476 km (0.083 R)
• M37: 8,286,525 km (0.116 R)
• M38: 8,512,268 km (0.097 R)
• M39: 9,288,831 km (0.053 R)
• M40: 9,582,192 km (0.096 R)
• M41: 10,147,972 km (0.111 R)
• M42: 10,328,985 km (0.081 R)
• M43: 10,511,046 km (0.113 R)
• M44: 11,312,292 km (0.1 R)
• M45: 11,499,888 km (0.1 R)
• M46: 11,688,680 km (0.099 R)
• M47: 12,229,028 km (0.108 R)
• M48: 12,389,546 km (0.098 R)
• M49: 12,940,365 km (0.075 R)
• M50: 14,403,283 km (0.115 R)
• M51: 14,674,803 km (0.117 R)
• M52: 14,982,376 km (0.077 R)
• M53: 15,292,194 km (0.047 R)
• M54: 15,395,865 km (0.096 R)
• M55: 15,778,087 km (0.102 R)
• M56: 16,198,757 km (0.083 R)
• M57: 16,410,438 km (0.118 R)
• M58: 17,015,262 km (0.064 R)
• M59: 17,772,526 km (0.116 R)
• M60: 18,540,861 km (0.083 R)
• M61: 19,170,668 km (0.056 R)
• M62: 19,394,616 km (0.04 R)
• M63: 20,147,542 km (0.056 R)
• M64: 20,375,230 km (0.11 R)
• M65: 22,110,416 km (0.108 R)
• M66: 22,306,090 km (0.108 R)
• M67: 22,857,208 km (0.062 R)
• M68: 23,293,436 km (0.027 R)
• M69: 23,532,493 km (0.118 R)
• M70: 23,652,321 km (0.041 R)
• M71: 24,254,452 km (0.111 R)
• M72: 24,375,627 km (0.04 R)
• M73: 25,885,069 km (0.09 R)
• M74: 26,422,574 km (0.045 R)
• M75: 26,505,601 km (0.101 R)
• M76: 27,005,707 km (0.075 R)
• M77: 27,172,957 km (0.038 R)
• M78: 27,972,707 km (0.036 R)
• M79: 28,481,789 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890

Radius: 15

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.65 AU - 6.79 AU

Year: 5844 Days

Day: 5.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 62,060,613 km

• M1: 195,674 km (0.111 R)
• M2: 499,657 km (0.071 R)
• M3: 1,234,781 km (0.105 R)
• M4: 1,406,519 km (0.063 R)
• M5: 1,513,482 km (0.051 R)
• M6: 2,030,941 km (0.053 R)
• M7: 2,384,740 km (0.045 R)
• M8: 2,624,395 km (0.063 R)
• M9: 3,010,657 km (0.101 R)
• M10: 3,222,787 km (0.077 R)
• M11: 3,464,387 km (0.071 R)
• M12: 3,762,237 km (0.111 R)
• M13: 4,068,613 km (0.116 R)
• M14: 4,760,503 km (0.051 R)
• M15: 4,953,185 km (0.052 R)
• M16: 5,346,478 km (0.119 R)
• M17: 5,489,344 km (0.113 R)
• M18: 5,662,579 km (0.036 R)
• M19: 5,896,400 km (0.099 R)
• M20: 6,403,986 km (0.093 R)
• M21: 6,647,830 km (0.099 R)
• M22: 7,207,625 km (0.063 R)
• M23: 7,334,185 km (0.104 R)
• M24: 7,429,479 km (0.117 R)
• M25: 7,847,605 km (0.056 R)
• M26: 8,372,843 km (0.099 R)
• M27: 8,707,045 km (0.092 R)
• M28: 9,113,801 km (0.092 R)
• M29: 10,694,303 km (0.067 R)
• M30: 10,875,167 km (0.114 R)
• M31: 11,093,430 km (0.111 R)
• M32: 11,276,538 km (0.104 R)
• M33: 11,423,742 km (0.086 R)
• M34: 11,831,995 km (0.078 R)
• M35: 12,019,142 km (0.034 R)
• M36: 12,472,274 km (0.067 R)
• M37: 13,473,233 km (0.108 R)
• M38: 13,865,179 km (0.095 R)
• M39: 14,340,452 km (0.096 R)
• M40: 14,460,130 km (0.12 R)
• M41: 14,580,108 km (0.082 R)
• M42: 14,861,501 km (0.07 R)
• M43: 15,225,772 km (0.065 R)
• M44: 15,757,293 km (0.087 R)
• M45: 15,963,290 km (0.115 R)
• M46: 16,170,333 km (0.082 R)
• M47: 16,419,862 km (0.115 R)
• M48: 17,176,080 km (0.101 R)
• M49: 17,303,238 km (0.086 R)
• M50: 17,430,695 km (0.086 R)
• M51: 18,115,853 km (0.105 R)
• M52: 18,722,622 km (0.1 R)
• M53: 19,248,010 km (0.06 R)
• M54: 20,089,797 km (0.059 R)
• M55: 20,582,722 km (0.075 R)
• M56: 22,223,661 km (0.099 R)
• M57: 22,919,890 km (0.093 R)
• M58: 24,190,873 km (0.085 R)
• M59: 24,381,162 km (0.051 R)
• M60: 24,667,492 km (0.059 R)
• M61: 24,811,106 km (0.118 R)
• M62: 25,147,252 km (0.107 R)
• M63: 25,726,944 km (0.096 R)
• M64: 25,823,884 km (0.058 R)
• M65: 26,262,205 km (0.108 R)
• M66: 26,408,811 km (0.039 R)
• M67: 28,339,671 km (0.073 R)
• M68: 28,540,282 km (0.119 R)
• M69: 28,640,812 km (0.102 R)
• M70: 28,993,414 km (0.081 R)
• M71: 30,469,646 km (0.042 R)
• M72: 30,778,116 km (0.087 R)
• M73: 30,932,801 km (0.077 R)
• M74: 31,918,202 km (0.106 R)
• M75: 32,388,537 km (0.096 R)
• M76: 32,545,765 km (0.109 R)
• M77: 32,966,584 km (0.05 R)
• M78: 33,919,672 km (0.111 R)
• M79: 34,346,325 km (0.12 R)
• M80: 35,420,437 km (0.082 R)
• M81: 35,907,379 km (0.092 R)
• M82: 36,015,837 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.6

Radius: 10.6

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.97 AU - 11.63 AU

Year: 13371 Days

Day: 10.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 62,060,613 km

• M1: 176,077 km (0.119 R)
• M2: 391,498 km (0.061 R)
• M3: 469,887 km (0.11 R)
• M4: 887,415 km (0.108 R)
• M5: 974,630 km (0.05 R)
• M6: 1,111,063 km (0.058 R)
• M7: 1,254,229 km (0.11 R)
• M8: 1,454,989 km (0.1 R)
• M9: 1,831,826 km (0.091 R)
• M10: 2,299,319 km (0.049 R)
• M11: 2,934,661 km (0.108 R)
• M12: 3,480,694 km (0.104 R)
• M13: 4,979,964 km (0.073 R)
• M14: 5,139,734 km (0.101 R)
• M15: 5,546,790 km (0.113 R)
• M16: 5,712,544 km (0.108 R)
• M17: 5,964,168 km (0.078 R)
• M18: 6,048,990 km (0.037 R)
• M19: 6,565,851 km (0.105 R)
• M20: 6,962,883 km (0.1 R)
• M21: 7,052,044 km (0.075 R)
• M22: 7,550,055 km (0.086 R)
• M23: 7,641,908 km (0.031 R)
• M24: 8,627,908 km (0.091 R)
• M25: 9,356,449 km (0.105 R)
• M26: 12,735,716 km (0.111 R)
• M27: 12,955,026 km (0.07 R)
• M28: 13,788,137 km (0.033 R)
• M29: 14,410,015 km (0.064 R)
• M30: 15,389,283 km (0.062 R)
• M31: 15,857,524 km (0.106 R)
• M32: 16,568,712 km (0.082 R)
• M33: 16,808,069 km (0.044 R)
• M34: 16,928,196 km (0.118 R)
• M35: 17,169,198 km (0.091 R)
• M36: 17,838,050 km (0.098 R)
• M37: 18,951,058 km (0.088 R)
• M38: 19,075,972 km (0.11 R)
• M39: 19,389,829 km (0.09 R)
• M40: 19,705,331 km (0.12 R)
• M41: 20,277,543 km (0.115 R)
• M42: 20,919,916 km (0.088 R)
• M43: 24,094,383 km (0.045 R)
• M44: 24,229,918 km (0.105 R)
• M45: 25,254,365 km (0.086 R)
• M46: 25,391,995 km (0.09 R)
• M47: 25,599,038 km (0.044 R)
• M48: 26,014,621 km (0.116 R)
• M49: 26,642,184 km (0.116 R)
• M50: 27,345,294 km (0.039 R)
• M51: 27,415,904 km (0.107 R)
• M52: 27,912,270 km (0.116 R)
• M53: 29,854,200 km (0.114 R)
• M54: 29,999,759 km (0.097 R)
• M55: 31,690,813 km (0.091 R)
• M56: 31,913,714 km (0.045 R)
• M57: 33,111,095 km (0.089 R)
• M58: 34,781,355 km (0.119 R)
• M59: 35,241,668 km (0.092 R)
• M60: 35,395,455 km (0.083 R)
• M61: 36,634,574 km (0.054 R)
• M62: 36,712,514 km (0.113 R)
• M63: 37,966,593 km (0.1 R)
• M64: 38,678,230 km (0.113 R)
• M65: 39,075,413 km (0.108 R)
• M66: 40,355,821 km (0.077 R)
• M67: 42,465,450 km (0.063 R)
• M68: 42,957,328 km (0.116 R)
• M69: 43,039,457 km (0.083 R)
• M70: 43,121,736 km (0.115 R)
• M71: 43,616,157 km (0.044 R)
• M72: 43,864,190 km (0.114 R)
• M73: 44,444,480 km (0.032 R)
• M74: 45,612,690 km (0.045 R)
• M75: 48,064,749 km (0.039 R)
• M76: 48,320,860 km (0.095 R)
• M77: 48,491,851 km (0.119 R)
• M78: 48,834,430 km (0.079 R)
• M79: 49,435,813 km (0.053 R)
• M80: 49,694,318 km (0.084 R)
• M81: 50,472,526 km (0.105 R)
• M82: 51,691,151 km (0.095 R)
• M83: 53,714,163 km (0.053 R)
• M84: 54,157,272 km (0.05 R)
• M85: 54,958,069 km (0.109 R)
• M86: 55,762,905 km (0.118 R)
• M87: 58,200,304 km (0.072 R)
• M88: 60,580,256 km (0.068 R)
• M89: 60,949,314 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 12,881 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit