🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.47 AU - 0.65 AU

Year: 155 Days

Day: 14.5 Hours

Environment

Temp: 145 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.55 AU - 0.81 AU

Year: 207 Days

Day: 19.7 Hours

Environment

Temp: 150 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 48,678,165 km

• M1: 231,278 km (0.048 R)
• M2: 271,819 km (0.039 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.33 AU - 1.71 AU

Year: 691 Days

Day: 40 Hours

Environment

Temp: -50 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.6 AU - 3.96 AU

Year: 2712 Days

Day: 37.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,678,165 km

• M1: 1,213,388 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.1

Radius: 8.6

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.8 AU - 5.21 AU

Year: 4125 Days

Day: 11.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 48,678,165 km

• M1: 107,710 km (0.058 R)
• M2: 214,075 km (0.106 R)
• M3: 281,543 km (0.094 R)
• M4: 375,790 km (0.066 R)
• M5: 454,778 km (0.057 R)
• M6: 600,785 km (0.113 R)
• M7: 696,228 km (0.091 R)
• M8: 774,169 km (0.118 R)
• M9: 831,914 km (0.075 R)
• M10: 1,263,803 km (0.11 R)
• M11: 1,403,078 km (0.119 R)
• M12: 1,651,710 km (0.115 R)
• M13: 1,758,224 km (0.106 R)
• M14: 1,962,126 km (0.116 R)
• M15: 2,091,528 km (0.104 R)
• M16: 2,207,167 km (0.114 R)
• M17: 2,324,901 km (0.09 R)
• M18: 2,444,728 km (0.061 R)
• M19: 2,601,956 km (0.047 R)
• M20: 2,690,667 km (0.104 R)
• M21: 2,834,880 km (0.026 R)
• M22: 3,018,735 km (0.067 R)
• M23: 3,534,698 km (0.106 R)
• M24: 3,633,283 km (0.064 R)
• M25: 3,772,858 km (0.11 R)
• M26: 4,996,569 km (0.116 R)
• M27: 5,085,131 km (0.095 R)
• M28: 5,650,910 km (0.096 R)
• M29: 5,766,549 km (0.107 R)
• M30: 6,070,682 km (0.116 R)
• M31: 6,548,946 km (0.104 R)
• M32: 7,213,759 km (0.055 R)
• M33: 8,003,486 km (0.044 R)
• M34: 8,342,924 km (0.111 R)
• M35: 8,607,113 km (0.09 R)
• M36: 8,927,851 km (0.036 R)
• M37: 9,526,093 km (0.079 R)
• M38: 10,334,371 km (0.119 R)
• M39: 10,532,737 km (0.082 R)
• M40: 10,789,746 km (0.09 R)
• M41: 11,251,555 km (0.051 R)
• M42: 11,309,749 km (0.09 R)
• M43: 11,543,570 km (0.097 R)
• M44: 12,164,850 km (0.086 R)
• M45: 12,434,575 km (0.114 R)
• M46: 12,585,220 km (0.075 R)
• M47: 12,827,419 km (0.084 R)
• M48: 13,132,449 km (0.115 R)
• M49: 14,093,316 km (0.088 R)
• M50: 14,187,413 km (0.097 R)
• M51: 14,250,394 km (0.103 R)
• M52: 14,408,070 km (0.101 R)
• M53: 14,629,774 km (0.097 R)
• M54: 14,916,553 km (0.116 R)
• M55: 15,076,623 km (0.077 R)
• M56: 15,527,960 km (0.089 R)
• M57: 16,443,798 km (0.11 R)
• M58: 16,841,728 km (0.049 R)
• M59: 16,975,170 km (0.115 R)
• M60: 17,276,460 km (0.038 R)
• M61: 17,478,267 km (0.104 R)
• M62: 17,680,972 km (0.086 R)
• M63: 17,816,508 km (0.115 R)
• M64: 17,986,451 km (0.112 R)
• M65: 18,088,627 km (0.074 R)
• M66: 18,568,088 km (0.118 R)
• M67: 18,809,389 km (0.118 R)
• M68: 19,714,755 km (0.082 R)
• M69: 20,563,125 km (0.033 R)
• M70: 20,741,446 km (0.096 R)
• M71: 21,531,771 km (0.101 R)
• M72: 21,604,027 km (0.085 R)
• M73: 22,331,970 km (0.114 R)
• M74: 22,846,288 km (0.112 R)
• M75: 23,253,044 km (0.117 R)
• M76: 23,662,344 km (0.059 R)
• M77: 24,337,030 km (0.074 R)
• M78: 24,525,673 km (0.097 R)
• M79: 24,980,152 km (0.057 R)
• M80: 25,552,214 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.7

Radius: 12.9

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.91 AU - 7.07 AU

Year: 6100 Days

Day: 13.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 48,678,165 km

• M1: 165,455 km (0.109 R)
• M2: 344,524 km (0.117 R)
• M3: 434,283 km (0.1 R)
• M4: 816,655 km (0.111 R)
• M5: 1,160,879 km (0.114 R)
• M6: 1,769,144 km (0.114 R)
• M7: 2,034,381 km (0.114 R)
• M8: 2,544,809 km (0.034 R)
• M9: 2,683,636 km (0.105 R)
• M10: 2,764,269 km (0.117 R)
• M11: 3,115,675 km (0.113 R)
• M12: 3,481,741 km (0.051 R)
• M13: 3,591,994 km (0.103 R)
• M14: 3,816,242 km (0.117 R)
• M15: 4,492,723 km (0.078 R)
• M16: 4,710,388 km (0.034 R)
• M17: 4,882,127 km (0.094 R)
• M18: 5,005,994 km (0.118 R)
• M19: 5,358,596 km (0.117 R)
• M20: 6,221,775 km (0.115 R)
• M21: 6,383,341 km (0.103 R)
• M22: 6,710,960 km (0.106 R)
• M23: 6,849,039 km (0.115 R)
• M24: 7,240,687 km (0.107 R)
• M25: 7,987,629 km (0.057 R)
• M26: 8,251,968 km (0.088 R)
• M27: 8,910,348 km (0.089 R)
• M28: 9,616,600 km (0.04 R)
• M29: 10,118,650 km (0.103 R)
• M30: 10,629,228 km (0.076 R)
• M31: 10,758,331 km (0.094 R)
• M32: 10,920,196 km (0.088 R)
• M33: 11,082,958 km (0.056 R)
• M34: 11,345,203 km (0.108 R)
• M35: 12,110,247 km (0.055 R)
• M36: 12,380,271 km (0.116 R)
• M37: 12,789,122 km (0.084 R)
• M38: 13,064,083 km (0.052 R)
• M39: 13,410,701 km (0.106 R)
• M40: 13,760,311 km (0.087 R)
• M41: 14,077,459 km (0.104 R)
• M42: 14,254,732 km (0.112 R)
• M43: 14,361,545 km (0.102 R)
• M44: 14,468,508 km (0.074 R)
• M45: 14,611,523 km (0.065 R)
• M46: 14,755,137 km (0.103 R)
• M47: 14,971,306 km (0.084 R)
• M48: 15,188,672 km (0.09 R)
• M49: 15,553,092 km (0.056 R)
• M50: 15,846,753 km (0.067 R)
• M51: 16,663,707 km (0.076 R)
• M52: 16,776,204 km (0.097 R)
• M53: 17,570,719 km (0.074 R)
• M54: 18,610,125 km (0.099 R)
• M55: 18,961,081 km (0.086 R)
• M56: 19,590,290 km (0.072 R)
• M57: 19,907,587 km (0.053 R)
• M58: 20,547,118 km (0.116 R)
• M59: 20,667,843 km (0.101 R)
• M60: 20,869,501 km (0.096 R)
• M61: 21,641,726 km (0.118 R)
• M62: 22,381,936 km (0.077 R)
• M63: 22,879,947 km (0.109 R)
• M64: 23,005,161 km (0.12 R)
• M65: 23,214,149 km (0.118 R)
• M66: 23,507,809 km (0.058 R)
• M67: 24,141,207 km (0.107 R)
• M68: 24,609,299 km (0.109 R)
• M69: 25,901,226 km (0.099 R)
• M70: 26,686,914 km (0.117 R)
• M71: 26,862,691 km (0.069 R)
• M72: 26,994,637 km (0.103 R)
• M73: 27,171,012 km (0.118 R)
• M74: 27,480,530 km (0.081 R)
• M75: 27,657,954 km (0.113 R)
• M76: 27,746,815 km (0.054 R)
• M77: 28,775,300 km (0.08 R)
• M78: 28,955,565 km (0.098 R)
• M79: 29,407,501 km (0.105 R)
• M80: 29,816,352 km (0.06 R)
• M81: 29,998,711 km (0.06 R)
• M82: 30,410,255 km (0.044 R)
• M83: 30,869,670 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.1

Radius: 14.5

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.17 AU - 8.31 AU

Year: 6456 Days

Day: 11.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 48,678,165 km

• M1: 208,390 km (0.114 R)
• M2: 357,689 km (0.069 R)
• M3: 534,214 km (0.074 R)
• M4: 627,862 km (0.069 R)
• M5: 886,367 km (0.107 R)
• M6: 1,035,068 km (0.101 R)
• M7: 1,158,336 km (0.098 R)
• M8: 1,384,079 km (0.108 R)
• M9: 1,677,291 km (0.112 R)
• M10: 2,005,359 km (0.1 R)
• M11: 2,629,033 km (0.091 R)
• M12: 2,882,153 km (0.101 R)
• M13: 3,515,700 km (0.066 R)
• M14: 3,619,820 km (0.054 R)
• M15: 3,760,142 km (0.116 R)
• M16: 3,956,265 km (0.049 R)
• M17: 4,064,574 km (0.118 R)
• M18: 4,564,829 km (0.052 R)
• M19: 4,697,822 km (0.118 R)
• M20: 4,870,757 km (0.096 R)
• M21: 5,422,175 km (0.053 R)
• M22: 5,952,200 km (0.108 R)
• M23: 6,139,646 km (0.114 R)
• M24: 6,499,130 km (0.081 R)
• M25: 7,128,189 km (0.11 R)
• M26: 7,260,733 km (0.066 R)
• M27: 7,708,778 km (0.076 R)
• M28: 7,799,435 km (0.075 R)
• M29: 7,890,540 km (0.071 R)
• M30: 8,142,911 km (0.105 R)
• M31: 8,631,947 km (0.06 R)
• M32: 8,963,306 km (0.083 R)
• M33: 9,371,409 km (0.07 R)
• M34: 9,492,583 km (0.098 R)
• M35: 10,405,729 km (0.061 R)
• M36: 10,506,258 km (0.11 R)
• M37: 10,860,207 km (0.092 R)
• M38: 10,987,664 km (0.026 R)
• M39: 11,166,733 km (0.076 R)
• M40: 11,346,998 km (0.025 R)
• M41: 11,632,132 km (0.109 R)
• M42: 12,235,909 km (0.048 R)
• M43: 12,528,223 km (0.078 R)
• M44: 12,715,520 km (0.119 R)
• M45: 12,903,864 km (0.101 R)
• M46: 13,201,414 km (0.097 R)
• M47: 13,556,260 km (0.111 R)
• M48: 14,080,301 km (0.099 R)
• M49: 15,034,885 km (0.115 R)
• M50: 15,234,000 km (0.085 R)
• M51: 16,097,479 km (0.117 R)
• M52: 16,888,104 km (0.066 R)
• M53: 17,303,088 km (0.11 R)
• M54: 17,601,536 km (0.038 R)
• M55: 18,385,578 km (0.085 R)
• M56: 18,720,678 km (0.1 R)
• M57: 18,873,716 km (0.074 R)
• M58: 19,397,010 km (0.064 R)
• M59: 19,551,843 km (0.053 R)
• M60: 20,018,888 km (0.077 R)
• M61: 20,300,880 km (0.115 R)
• M62: 20,742,194 km (0.102 R)
• M63: 20,932,332 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.4

Radius: 11.8

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 7.11 AU - 10.97 AU

Year: 10028 Days

Day: 14.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 48,678,165 km

• M1: 175,179 km (0.097 R)
• M2: 327,171 km (0.092 R)
• M3: 464,501 km (0.095 R)
• M4: 610,060 km (0.085 R)
• M5: 722,259 km (0.089 R)
• M6: 860,038 km (0.104 R)
• M7: 1,123,630 km (0.102 R)
• M8: 1,203,964 km (0.065 R)
• M9: 1,478,925 km (0.059 R)
• M10: 1,612,964 km (0.039 R)
• M11: 2,039,468 km (0.107 R)
• M12: 3,699,555 km (0.066 R)
• M13: 3,914,976 km (0.095 R)
• M14: 4,102,722 km (0.068 R)
• M15: 4,717,419 km (0.088 R)
• M16: 5,154,694 km (0.118 R)
• M17: 5,326,283 km (0.082 R)
• M18: 5,888,621 km (0.093 R)
• M19: 6,068,138 km (0.036 R)
• M20: 6,286,103 km (0.066 R)
• M21: 6,506,610 km (0.114 R)
• M22: 6,955,553 km (0.054 R)
• M23: 7,647,593 km (0.098 R)
• M24: 7,765,177 km (0.108 R)
• M25: 8,361,773 km (0.111 R)
• M26: 9,346,875 km (0.07 R)
• M27: 9,556,761 km (0.088 R)
• M28: 9,683,470 km (0.094 R)
• M29: 9,853,264 km (0.114 R)
• M30: 9,981,170 km (0.114 R)
• M31: 10,455,246 km (0.083 R)
• M32: 10,804,706 km (0.085 R)
• M33: 11,158,056 km (0.033 R)
• M34: 11,605,055 km (0.098 R)
• M35: 11,695,113 km (0.112 R)
• M36: 12,012,260 km (0.08 R)
• M37: 12,149,142 km (0.115 R)
• M38: 13,403,820 km (0.03 R)
• M39: 15,634,922 km (0.044 R)
• M40: 15,934,268 km (0.066 R)
• M41: 17,356,644 km (0.106 R)
• M42: 18,344,888 km (0.12 R)
• M43: 18,555,372 km (0.091 R)
• M44: 18,660,838 km (0.073 R)
• M45: 22,871,420 km (0.099 R)
• M46: 23,439,144 km (0.065 R)
• M47: 24,356,927 km (0.116 R)
• M48: 24,530,460 km (0.078 R)
• M49: 24,820,381 km (0.095 R)
• M50: 25,814,609 km (0.116 R)
• M51: 26,941,230 km (0.099 R)
• M52: 27,300,415 km (0.114 R)
• M53: 27,721,383 km (0.102 R)
• M54: 28,205,033 km (0.065 R)
• M55: 28,508,866 km (0.044 R)
• M56: 29,181,009 km (0.109 R)
• M57: 29,611,403 km (0.068 R)
• M58: 29,858,389 km (0.11 R)
• M59: 30,416,389 km (0.079 R)
• M60: 30,727,851 km (0.111 R)
• M61: 31,228,556 km (0.076 R)
• M62: 31,542,861 km (0.108 R)
• M63: 32,619,217 km (0.03 R)
• M64: 33,193,972 km (0.057 R)
• M65: 33,578,888 km (0.102 R)
• M66: 35,003,359 km (0.081 R)
• M67: 35,722,924 km (0.087 R)
• M68: 36,513,399 km (0.083 R)
• M69: 37,843,923 km (0.103 R)
• M70: 37,977,813 km (0.071 R)
• M71: 38,380,531 km (0.104 R)
• M72: 39,461,226 km (0.118 R)
• M73: 39,869,179 km (0.119 R)
• M74: 40,278,329 km (0.079 R)
• M75: 40,688,975 km (0.092 R)
• M76: 41,101,117 km (0.12 R)
• M77: 41,238,747 km (0.092 R)
• M78: 41,721,799 km (0.025 R)
• M79: 41,929,441 km (0.1 R)
• M80: 42,067,968 km (0.075 R)
• M81: 46,295,754 km (0.074 R)
• M82: 47,085,481 km (0.075 R)
• M83: 47,662,630 km (0.056 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 15,025 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit