🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.39 AU - 0.63 AU

Year: 235 Days

Day: 14.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.63 AU - 0.69 AU

Year: 346 Days

Day: 23 Hours

Environment

Temp: -134 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,130,832 km

• M1: 723,306 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.3

Radius: 10.6

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.76 AU - 1.04 AU

Year: 551 Days

Day: 14.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 45,130,832 km

• M1: 132,993 km (0.097 R)
• M2: 208,839 km (0.046 R)
• M3: 274,811 km (0.108 R)
• M4: 372,648 km (0.112 R)
• M5: 441,912 km (0.04 R)
• M6: 512,822 km (0.085 R)
• M7: 588,518 km (0.057 R)
• M8: 694,882 km (0.099 R)
• M9: 822,339 km (0.059 R)
• M10: 933,491 km (0.109 R)
• M11: 1,112,709 km (0.042 R)
• M12: 1,193,193 km (0.09 R)
• M13: 1,417,739 km (0.065 R)
• M14: 1,547,291 km (0.074 R)
• M15: 1,705,565 km (0.028 R)
• M16: 1,875,808 km (0.118 R)
• M17: 1,946,867 km (0.077 R)
• M18: 2,031,988 km (0.085 R)
• M19: 2,185,625 km (0.057 R)
• M20: 2,294,981 km (0.098 R)
• M21: 2,448,319 km (0.116 R)
• M22: 2,526,259 km (0.118 R)
• M23: 2,677,503 km (0.079 R)
• M24: 2,802,118 km (0.075 R)
• M25: 2,921,198 km (0.11 R)
• M26: 3,004,075 km (0.084 R)
• M27: 3,126,147 km (0.094 R)
• M28: 3,249,715 km (0.102 R)
• M29: 3,502,086 km (0.109 R)
• M30: 3,654,975 km (0.089 R)
• M31: 3,900,914 km (0.11 R)
• M32: 4,160,766 km (0.105 R)
• M33: 4,331,457 km (0.08 R)
• M34: 4,548,074 km (0.066 R)
• M35: 4,627,062 km (0.114 R)
• M36: 4,839,641 km (0.096 R)
• M37: 5,128,215 km (0.112 R)
• M38: 5,320,598 km (0.086 R)
• M39: 5,478,274 km (0.063 R)
• M40: 5,703,269 km (0.081 R)
• M41: 5,845,537 km (0.112 R)
• M42: 6,017,874 km (0.096 R)
• M43: 6,104,640 km (0.095 R)
• M44: 6,328,289 km (0.087 R)
• M45: 6,455,896 km (0.115 R)
• M46: 6,683,734 km (0.038 R)
• M47: 6,783,665 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.1

Radius: 8.5

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.86 AU - 1.4 AU

Year: 776 Days

Day: 14 Hours

Environment

Temp: -167 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,130,832 km

• M1: 106,962 km (0.052 R)
• M2: 179,218 km (0.05 R)
• M3: 242,648 km (0.11 R)
• M4: 323,879 km (0.115 R)
• M5: 377,735 km (0.118 R)
• M6: 450,888 km (0.051 R)
• M7: 527,632 km (0.115 R)
• M8: 623,225 km (0.074 R)
• M9: 748,139 km (0.108 R)
• M10: 828,323 km (0.053 R)
• M11: 939,175 km (0.112 R)
• M12: 1,038,209 km (0.098 R)
• M13: 1,123,630 km (0.079 R)
• M14: 1,196,185 km (0.119 R)
• M15: 1,260,063 km (0.089 R)
• M16: 1,335,759 km (0.088 R)
• M17: 1,437,187 km (0.116 R)
• M18: 1,628,373 km (0.11 R)
• M19: 1,682,378 km (0.069 R)
• M20: 1,783,655 km (0.11 R)
• M21: 1,842,447 km (0.034 R)
• M22: 1,898,995 km (0.084 R)
• M23: 2,035,129 km (0.085 R)
• M24: 2,109,031 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.6

Radius: 14.5

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.69 AU - 2.45 AU

Year: 1923 Days

Day: 7.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 45,130,832 km

• M1: 184,305 km (0.081 R)
• M2: 306,227 km (0.082 R)
• M3: 396,434 km (0.057 R)
• M4: 510,129 km (0.113 R)
• M5: 759,808 km (0.083 R)
• M6: 851,062 km (0.074 R)
• M7: 975,528 km (0.115 R)
• M8: 1,070,373 km (0.093 R)
• M9: 1,289,982 km (0.046 R)
• M10: 1,395,748 km (0.108 R)
• M11: 1,623,436 km (0.108 R)
• M12: 1,738,477 km (0.114 R)
• M13: 1,923,978 km (0.027 R)
• M14: 2,015,532 km (0.092 R)
• M15: 2,155,556 km (0.098 R)
• M16: 2,283,013 km (0.076 R)
• M17: 2,380,252 km (0.111 R)
• M18: 2,562,462 km (0.086 R)
• M19: 2,732,106 km (0.118 R)
• M20: 2,827,101 km (0.064 R)
• M21: 2,958,597 km (0.11 R)
• M22: 3,109,990 km (0.118 R)
• M23: 3,227,574 km (0.054 R)
• M24: 3,467,379 km (0.068 R)
• M25: 3,674,872 km (0.109 R)
• M26: 3,964,643 km (0.119 R)
• M27: 4,231,974 km (0.085 R)
• M28: 4,393,241 km (0.086 R)
• M29: 4,484,795 km (0.104 R)
• M30: 5,026,937 km (0.117 R)
• M31: 5,251,783 km (0.115 R)
• M32: 5,534,972 km (0.117 R)
• M33: 5,778,517 km (0.078 R)
• M34: 5,901,636 km (0.092 R)
• M35: 6,036,872 km (0.1 R)
• M36: 6,127,678 km (0.083 R)
• M37: 6,588,589 km (0.07 R)
• M38: 7,072,838 km (0.107 R)
• M39: 7,192,666 km (0.081 R)
• M40: 7,301,124 km (0.054 R)
• M41: 7,654,325 km (0.077 R)
• M42: 8,063,176 km (0.101 R)
• M43: 8,188,539 km (0.091 R)
• M44: 8,339,782 km (0.096 R)
• M45: 8,606,814 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.8

Radius: 8.1

Gravity: 10.06 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.51 AU - 2.61 AU

Year: 2645 Days

Day: 12.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 45,130,832 km

• M1: 126,261 km (0.069 R)
• M2: 177,423 km (0.098 R)
• M3: 233,223 km (0.085 R)
• M4: 607,218 km (0.103 R)
• M5: 799,002 km (0.078 R)
• M6: 968,497 km (0.104 R)
• M7: 1,460,823 km (0.091 R)
• M8: 1,695,093 km (0.091 R)
• M9: 1,745,957 km (0.059 R)
• M10: 1,797,269 km (0.087 R)
• M11: 2,144,037 km (0.048 R)
• M12: 2,468,215 km (0.117 R)
• M13: 2,555,281 km (0.105 R)
• M14: 2,658,354 km (0.047 R)
• M15: 2,853,280 km (0.088 R)
• M16: 2,944,834 km (0.103 R)
• M17: 3,146,642 km (0.107 R)
• M18: 3,466,033 km (0.061 R)
• M19: 3,547,414 km (0.078 R)
• M20: 3,629,544 km (0.115 R)
• M21: 3,695,815 km (0.113 R)
• M22: 3,778,992 km (0.107 R)
• M23: 3,846,161 km (0.063 R)
• M24: 3,947,439 km (0.082 R)
• M25: 4,015,506 km (0.095 R)
• M26: 4,135,633 km (0.078 R)
• M27: 4,187,544 km (0.106 R)
• M28: 4,379,478 km (0.088 R)
• M29: 4,556,452 km (0.043 R)
• M30: 4,627,960 km (0.073 R)
• M31: 4,844,727 km (0.087 R)
• M32: 5,231,886 km (0.082 R)
• M33: 5,288,135 km (0.096 R)
• M34: 5,419,931 km (0.113 R)
• M35: 5,610,070 km (0.087 R)
• M36: 5,667,515 km (0.068 R)
• M37: 6,095,216 km (0.037 R)
• M38: 6,817,325 km (0.089 R)
• M39: 7,230,065 km (0.05 R)
• M40: 7,292,747 km (0.112 R)
• M41: 7,587,454 km (0.036 R)
• M42: 7,821,725 km (0.077 R)
• M43: 7,993,613 km (0.104 R)
• M44: 8,961,212 km (0.049 R)
• M45: 9,073,560 km (0.071 R)
• M46: 9,596,105 km (0.083 R)
• M47: 9,665,070 km (0.038 R)
• M48: 10,198,685 km (0.1 R)
• M49: 10,599,308 km (0.099 R)
• M50: 10,765,661 km (0.075 R)
• M51: 10,956,997 km (0.061 R)
• M52: 11,149,380 km (0.115 R)
• M53: 11,415,814 km (0.12 R)
• M54: 11,831,696 km (0.08 R)
• M55: 12,078,682 km (0.111 R)
• M56: 12,227,681 km (0.117 R)
• M57: 12,327,313 km (0.119 R)
• M58: 12,653,138 km (0.055 R)
• M59: 12,779,249 km (0.105 R)
• M60: 13,210,988 km (0.032 R)
• M61: 13,338,894 km (0.107 R)
• M62: 14,324,445 km (0.088 R)
• M63: 14,508,450 km (0.03 R)
• M64: 14,640,396 km (0.115 R)
• M65: 15,145,588 km (0.111 R)
• M66: 15,225,922 km (0.116 R)
• M67: 15,575,532 km (0.038 R)
• M68: 15,873,381 km (0.111 R)
• M69: 15,954,912 km (0.112 R)
• M70: 16,145,649 km (0.029 R)
• M71: 16,227,779 km (0.059 R)
• M72: 16,833,500 km (0.079 R)
• M73: 16,889,001 km (0.088 R)
• M74: 17,194,929 km (0.091 R)
• M75: 17,982,113 km (0.042 R)
• M76: 18,380,043 km (0.066 R)
• M77: 18,522,909 km (0.095 R)
• M78: 18,666,074 km (0.1 R)
• M79: 18,809,688 km (0.103 R)
• M80: 18,867,283 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.6

Radius: 13

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.19 AU - 3.21 AU

Year: 3696 Days

Day: 5.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 45,130,832 km

• M1: 162,164 km (0.109 R)
• M2: 286,779 km (0.084 R)
• M3: 367,712 km (0.119 R)
• M4: 487,839 km (0.087 R)
• M5: 640,578 km (0.066 R)
• M6: 820,245 km (0.057 R)
• M7: 916,885 km (0.108 R)
• M8: 1,008,589 km (0.107 R)
• M9: 1,172,249 km (0.081 R)
• M10: 1,366,277 km (0.081 R)
• M11: 1,538,165 km (0.096 R)
• M12: 1,627,026 km (0.097 R)
• M13: 1,786,797 km (0.087 R)
• M14: 1,963,921 km (0.108 R)
• M15: 2,221,977 km (0.119 R)
• M16: 2,557,076 km (0.12 R)
• M17: 2,812,440 km (0.098 R)
• M18: 2,894,868 km (0.102 R)
• M19: 2,978,194 km (0.059 R)
• M20: 3,090,393 km (0.076 R)
• M21: 3,275,894 km (0.068 R)
• M22: 3,583,617 km (0.112 R)
• M23: 3,688,186 km (0.038 R)
• M24: 3,793,952 km (0.101 R)
• M25: 4,195,622 km (0.106 R)
• M26: 4,481,803 km (0.095 R)
• M27: 4,659,824 km (0.072 R)
• M28: 4,956,327 km (0.09 R)
• M29: 5,056,707 km (0.104 R)
• M30: 5,327,330 km (0.09 R)
• M31: 5,447,158 km (0.066 R)
• M32: 5,689,805 km (0.077 R)
• M33: 5,812,476 km (0.096 R)
• M34: 5,900,589 km (0.108 R)
• M35: 6,042,557 km (0.073 R)
• M36: 6,203,674 km (0.093 R)
• M37: 6,475,493 km (0.08 R)
• M38: 7,011,951 km (0.079 R)
• M39: 7,257,142 km (0.108 R)
• M40: 7,794,947 km (0.118 R)
• M41: 8,726,642 km (0.037 R)
• M42: 8,970,188 km (0.066 R)
• M43: 9,072,363 km (0.08 R)
• M44: 9,154,343 km (0.072 R)
• M45: 9,381,133 km (0.101 R)
• M46: 9,505,598 km (0.073 R)
• M47: 9,588,924 km (0.078 R)
• M48: 9,756,175 km (0.104 R)
• M49: 9,903,379 km (0.083 R)
• M50: 10,371,022 km (0.07 R)
• M51: 10,499,826 km (0.1 R)
• M52: 10,802,313 km (0.095 R)
• M53: 10,889,379 km (0.092 R)
• M54: 11,085,950 km (0.101 R)
• M55: 11,727,276 km (0.117 R)
• M56: 11,928,785 km (0.098 R)
• M57: 12,289,914 km (0.053 R)
• M58: 12,494,713 km (0.084 R)
• M59: 13,115,694 km (0.09 R)
• M60: 13,255,119 km (0.095 R)
• M61: 13,629,114 km (0.06 R)
• M62: 13,793,971 km (0.076 R)
• M63: 14,579,509 km (0.09 R)
• M64: 14,893,066 km (0.071 R)
• M65: 15,330,939 km (0.106 R)
• M66: 15,526,763 km (0.095 R)
• M67: 15,625,049 km (0.034 R)
• M68: 15,921,253 km (0.091 R)
• M69: 16,293,901 km (0.088 R)
• M70: 16,393,832 km (0.034 R)
• M71: 16,795,503 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.8

Radius: 12.4

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.88 AU - 6.04 AU

Year: 9395 Days

Day: 8.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 45,130,832 km

• M1: 158,275 km (0.051 R)
• M2: 353,799 km (0.118 R)
• M3: 718,668 km (0.098 R)
• M4: 798,703 km (0.097 R)
• M5: 1,078,002 km (0.071 R)
• M6: 1,555,219 km (0.029 R)
• M7: 1,908,270 km (0.055 R)
• M8: 3,223,685 km (0.069 R)
• M9: 3,997,405 km (0.066 R)
• M10: 4,207,291 km (0.116 R)
• M11: 4,420,767 km (0.119 R)
• M12: 4,763,645 km (0.117 R)
• M13: 5,147,663 km (0.111 R)
• M14: 5,541,853 km (0.045 R)
• M15: 5,945,767 km (0.084 R)
• M16: 6,534,435 km (0.069 R)
• M17: 7,434,117 km (0.076 R)
• M18: 7,992,416 km (0.067 R)
• M19: 8,372,245 km (0.082 R)
• M20: 8,641,671 km (0.1 R)
• M21: 8,758,058 km (0.085 R)
• M22: 9,347,773 km (0.116 R)
• M23: 10,235,786 km (0.117 R)
• M24: 12,265,529 km (0.102 R)
• M25: 12,483,942 km (0.103 R)
• M26: 13,821,946 km (0.102 R)
• M27: 14,785,356 km (0.118 R)
• M28: 15,817,880 km (0.092 R)
• M29: 16,631,693 km (0.087 R)
• M30: 16,970,831 km (0.092 R)
• M31: 17,410,051 km (0.08 R)
• M32: 18,150,710 km (0.07 R)
• M33: 18,851,127 km (0.103 R)
• M34: 19,407,631 km (0.06 R)
• M35: 20,020,982 km (0.101 R)
• M36: 20,588,856 km (0.034 R)
• M37: 21,687,652 km (0.097 R)
• M38: 22,698,186 km (0.077 R)
• M39: 22,912,859 km (0.115 R)
• M40: 23,074,424 km (0.1 R)
• M41: 25,096,838 km (0.074 R)
• M42: 25,820,892 km (0.105 R)
• M43: 26,438,880 km (0.114 R)
• M44: 26,721,471 km (0.099 R)
• M45: 27,346,491 km (0.08 R)
• M46: 28,843,068 km (0.04 R)
• M47: 29,718,664 km (0.047 R)
• M48: 29,894,741 km (0.09 R)
• M49: 31,975,498 km (0.094 R)
• M50: 34,225,450 km (0.096 R)
• M51: 34,780,458 km (0.044 R)
• M52: 34,966,109 km (0.086 R)
• M53: 35,090,125 km (0.042 R)
• M54: 35,338,458 km (0.108 R)
• M55: 35,462,923 km (0.026 R)
• M56: 35,712,153 km (0.099 R)
• M57: 36,463,284 km (0.108 R)
• M58: 36,588,946 km (0.057 R)
• M59: 37,156,521 km (0.117 R)
• M60: 38,619,887 km (0.104 R)
• M61: 38,748,092 km (0.061 R)
• M62: 40,557,030 km (0.094 R)
• M63: 40,882,854 km (0.115 R)
• M64: 41,209,725 km (0.096 R)
• M65: 41,668,692 km (0.092 R)
• M66: 41,931,685 km (0.036 R)
• M67: 42,393,344 km (0.106 R)
• M68: 42,922,920 km (0.092 R)
• M69: 43,255,028 km (0.11 R)
• M70: 43,921,935 km (0.07 R)
• M71: 44,122,695 km (0.096 R)
• M72: 44,256,585 km (0.07 R)
• M73: 44,390,775 km (0.079 R)
• M74: 44,524,964 km (0.1 R)
• M75: 44,793,941 km (0.084 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: 292 - 16,472 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit