🌌 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: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.5 AU - 0.6 AU

Year: 181 Days

Day: 30.3 Hours

Environment

Temp: 20 °C

Axial Tilt: 0.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 40,351,963 km

• M1: 175,478 km (0.03 R)
• M2: 208,689 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.37 AU - 1.39 AU

Year: 718 Days

Day: 18.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.13 AU - 1.85 AU

Year: 806 Days

Day: 34.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 40,351,963 km

• M1: 101,278 km (0.075 R)
• M2: 225,145 km (0.038 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.36 AU - 1.7 AU

Year: 838 Days

Day: 35.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,351,963 km

• M1: 647,460 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.5

Radius: 10.3

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.22 AU - 3.24 AU

Year: 1998 Days

Day: 14.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 40,351,963 km

• M1: 247,435 km (0.077 R)
• M2: 392,545 km (0.093 R)
• M3: 465,549 km (0.115 R)
• M4: 599,738 km (0.08 R)
• M5: 679,623 km (0.062 R)
• M6: 771,476 km (0.063 R)
• M7: 1,229,395 km (0.101 R)
• M8: 1,334,263 km (0.068 R)
• M9: 1,452,147 km (0.037 R)
• M10: 1,773,333 km (0.119 R)
• M11: 1,903,783 km (0.069 R)
• M12: 1,992,494 km (0.065 R)
• M13: 2,314,429 km (0.113 R)
• M14: 2,445,476 km (0.079 R)
• M15: 2,752,451 km (0.118 R)
• M16: 2,828,148 km (0.067 R)
• M17: 3,046,112 km (0.117 R)
• M18: 3,256,297 km (0.085 R)
• M19: 3,746,828 km (0.058 R)
• M20: 4,086,864 km (0.074 R)
• M21: 4,187,992 km (0.095 R)
• M22: 4,481,354 km (0.099 R)
• M23: 4,690,791 km (0.116 R)
• M24: 4,842,333 km (0.105 R)
• M25: 5,244,153 km (0.067 R)
• M26: 5,640,588 km (0.057 R)
• M27: 5,818,160 km (0.097 R)
• M28: 5,932,154 km (0.099 R)
• M29: 6,162,235 km (0.118 R)
• M30: 6,428,968 km (0.115 R)
• M31: 6,614,470 km (0.088 R)
• M32: 6,956,451 km (0.075 R)
• M33: 7,944,545 km (0.096 R)
• M34: 8,234,914 km (0.099 R)
• M35: 8,399,771 km (0.089 R)
• M36: 8,584,225 km (0.095 R)
• M37: 8,863,524 km (0.052 R)
• M38: 9,089,118 km (0.06 R)
• M39: 9,259,510 km (0.087 R)
• M40: 9,526,841 km (0.082 R)
• M41: 9,757,970 km (0.085 R)
• M42: 9,893,655 km (0.111 R)
• M43: 10,482,173 km (0.111 R)
• M44: 10,601,253 km (0.098 R)
• M45: 10,820,713 km (0.083 R)
• M46: 11,041,819 km (0.089 R)
• M47: 11,244,075 km (0.047 R)
• M48: 12,148,394 km (0.056 R)
• M49: 12,273,458 km (0.036 R)
• M50: 12,399,120 km (0.074 R)
• M51: 12,503,988 km (0.109 R)
• M52: 12,630,399 km (0.079 R)
• M53: 13,375,994 km (0.096 R)
• M54: 13,895,398 km (0.111 R)
• M55: 14,004,455 km (0.115 R)
• M56: 14,091,970 km (0.066 R)
• M57: 14,223,466 km (0.081 R)
• M58: 14,443,674 km (0.118 R)
• M59: 14,509,797 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.1

Radius: 15

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.37 AU - 3.69 AU

Year: 2938 Days

Day: 5.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 40,351,963 km

• M1: 213,626 km (0.104 R)
• M2: 321,486 km (0.112 R)
• M3: 593,156 km (0.085 R)
• M4: 814,112 km (0.079 R)
• M5: 985,252 km (0.085 R)
• M6: 1,147,116 km (0.086 R)
• M7: 1,324,689 km (0.086 R)
• M8: 1,468,901 km (0.1 R)
• M9: 1,631,365 km (0.104 R)
• M10: 1,893,759 km (0.08 R)
• M11: 2,058,018 km (0.103 R)
• M12: 2,198,640 km (0.109 R)
• M13: 2,386,535 km (0.109 R)
• M14: 2,709,367 km (0.058 R)
• M15: 2,887,987 km (0.112 R)
• M16: 3,839,579 km (0.061 R)
• M17: 3,961,800 km (0.114 R)
• M18: 4,058,889 km (0.042 R)
• M19: 4,255,311 km (0.063 R)
• M20: 4,537,453 km (0.114 R)
• M21: 4,844,727 km (0.106 R)
• M22: 5,216,777 km (0.085 R)
• M23: 5,323,440 km (0.07 R)
• M24: 5,717,481 km (0.109 R)
• M25: 5,827,585 km (0.104 R)
• M26: 6,316,172 km (0.049 R)
• M27: 6,607,289 km (0.039 R)
• M28: 7,170,675 km (0.12 R)
• M29: 7,278,684 km (0.094 R)
• M30: 7,409,134 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560

Radius: 11.7

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.01 AU - 4.25 AU

Year: 3063 Days

Day: 13.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 104 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 40,351,963 km

• M1: 162,762 km (0.065 R)
• M2: 245,341 km (0.112 R)
• M3: 392,246 km (0.11 R)
• M4: 560,842 km (0.046 R)
• M5: 775,366 km (0.086 R)
• M6: 934,089 km (0.039 R)
• M7: 1,071,570 km (0.113 R)
• M8: 1,439,730 km (0.104 R)
• M9: 1,638,545 km (0.083 R)
• M10: 1,741,469 km (0.107 R)
• M11: 1,860,100 km (0.049 R)
• M12: 1,981,424 km (0.1 R)
• M13: 2,077,615 km (0.083 R)
• M14: 2,658,055 km (0.104 R)
• M15: 2,935,409 km (0.098 R)
• M16: 3,173,719 km (0.077 R)
• M17: 3,518,243 km (0.116 R)
• M18: 3,602,018 km (0.118 R)
• M19: 4,066,369 km (0.05 R)
• M20: 4,172,135 km (0.091 R)
• M21: 4,314,702 km (0.11 R)
• M22: 4,458,914 km (0.084 R)
• M23: 4,659,824 km (0.067 R)
• M24: 4,995,073 km (0.087 R)
• M25: 5,089,469 km (0.032 R)
• M26: 5,318,803 km (0.097 R)
• M27: 5,396,145 km (0.11 R)
• M28: 5,987,206 km (0.093 R)
• M29: 6,188,864 km (0.061 R)
• M30: 6,270,096 km (0.104 R)
• M31: 6,536,829 km (0.091 R)
• M32: 6,702,882 km (0.118 R)
• M33: 6,786,358 km (0.102 R)
• M34: 7,145,243 km (0.067 R)
• M35: 7,273,448 km (0.116 R)
• M36: 7,402,402 km (0.116 R)
• M37: 7,488,869 km (0.085 R)
• M38: 7,728,226 km (0.097 R)
• M39: 7,815,741 km (0.112 R)
• M40: 7,947,985 km (0.036 R)
• M41: 8,236,709 km (0.117 R)
• M42: 8,596,941 km (0.044 R)
• M43: 8,710,635 km (0.082 R)
• M44: 8,985,447 km (0.077 R)
• M45: 9,170,200 km (0.114 R)
• M46: 9,779,662 km (0.108 R)
• M47: 10,185,072 km (0.106 R)
• M48: 10,281,413 km (0.079 R)
• M49: 10,523,313 km (0.106 R)
• M50: 10,718,089 km (0.1 R)
• M51: 10,889,678 km (0.098 R)
• M52: 11,136,215 km (0.112 R)
• M53: 11,334,881 km (0.099 R)
• M54: 11,484,629 km (0.091 R)
• M55: 11,786,068 km (0.11 R)
• M56: 12,039,337 km (0.099 R)
• M57: 12,732,125 km (0.099 R)
• M58: 12,861,827 km (0.091 R)
• M59: 12,939,767 km (0.072 R)
• M60: 13,253,623 km (0.114 R)
• M61: 13,464,108 km (0.111 R)
• M62: 13,995,479 km (0.085 R)
• M63: 14,587,737 km (0.099 R)
• M64: 14,805,252 km (0.066 R)
• M65: 14,887,083 km (0.095 R)
• M66: 15,188,373 km (0.072 R)
• M67: 15,298,477 km (0.038 R)
• M68: 15,630,285 km (0.103 R)
• M69: 15,880,712 km (0.063 R)
• M70: 16,696,618 km (0.12 R)
• M71: 18,135,451 km (0.055 R)
• M72: 18,516,028 km (0.047 R)
• M73: 18,722,024 km (0.092 R)
• M74: 18,840,057 km (0.094 R)
• M75: 19,763,524 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.4

Radius: 12.9

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.94 AU - 8.04 AU

Year: 7323 Days

Day: 11.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 40,351,963 km

• M1: 179,368 km (0.118 R)
• M2: 293,960 km (0.08 R)
• M3: 487,689 km (0.027 R)
• M4: 776,712 km (0.085 R)
• M5: 918,082 km (0.106 R)
• M6: 1,017,565 km (0.059 R)
• M7: 1,192,145 km (0.077 R)
• M8: 1,493,136 km (0.098 R)
• M9: 1,968,409 km (0.076 R)
• M10: 2,212,104 km (0.068 R)
• M11: 2,466,121 km (0.082 R)
• M12: 2,608,688 km (0.098 R)
• M13: 3,258,541 km (0.113 R)
• M14: 3,468,576 km (0.117 R)
• M15: 3,874,435 km (0.117 R)
• M16: 4,153,585 km (0.1 R)
• M17: 4,791,021 km (0.086 R)
• M18: 5,121,334 km (0.086 R)
• M19: 5,772,683 km (0.063 R)
• M20: 6,027,747 km (0.077 R)
• M21: 6,417,449 km (0.076 R)
• M22: 6,582,157 km (0.054 R)
• M23: 6,715,000 km (0.112 R)
• M24: 6,882,400 km (0.113 R)
• M25: 7,017,337 km (0.1 R)
• M26: 7,119,063 km (0.071 R)
• M27: 7,221,239 km (0.118 R)
• M28: 7,324,013 km (0.062 R)
• M29: 8,849,911 km (0.105 R)
• M30: 9,144,319 km (0.104 R)
• M31: 9,517,117 km (0.077 R)
• M32: 10,085,589 km (0.054 R)
• M33: 10,509,550 km (0.055 R)
• M34: 10,939,494 km (0.12 R)
• M35: 11,255,744 km (0.116 R)
• M36: 12,059,533 km (0.054 R)
• M37: 12,715,969 km (0.064 R)
• M38: 13,006,787 km (0.07 R)
• M39: 13,807,285 km (0.102 R)
• M40: 13,977,827 km (0.031 R)
• M41: 14,106,331 km (0.076 R)
• M42: 14,278,070 km (0.099 R)
• M43: 14,754,240 km (0.107 R)
• M44: 15,677,558 km (0.119 R)
• M45: 16,619,725 km (0.11 R)
• M46: 17,120,579 km (0.103 R)
• M47: 17,395,839 km (0.08 R)
• M48: 17,811,422 km (0.092 R)
• M49: 17,904,322 km (0.045 R)
• M50: 18,699,734 km (0.035 R)
• M51: 19,315,927 km (0.085 R)
• M52: 19,746,321 km (0.103 R)
• M53: 20,909,594 km (0.105 R)
• M54: 21,056,648 km (0.082 R)
• M55: 21,204,002 km (0.104 R)
• M56: 22,045,341 km (0.073 R)
• M57: 22,696,091 km (0.086 R)
• M58: 22,998,578 km (0.117 R)
• M59: 23,099,706 km (0.06 R)
• M60: 23,658,604 km (0.115 R)
• M61: 26,837,708 km (0.083 R)
• M62: 27,693,707 km (0.091 R)
• M63: 29,048,915 km (0.093 R)
• M64: 29,432,334 km (0.104 R)
• M65: 29,817,399 km (0.095 R)
• M66: 31,542,561 km (0.11 R)
• M67: 31,823,805 km (0.117 R)
• M68: 33,931,191 km (0.095 R)
• M69: 35,322,002 km (0.116 R)
• M70: 37,205,439 km (0.102 R)
• M71: 37,324,220 km (0.107 R)
• M72: 38,459,069 km (0.095 R)
• M73: 38,699,473 km (0.098 R)
• M74: 39,000,614 km (0.048 R)
• M75: 39,908,822 km (0.039 R)
• M76: 40,091,332 km (0.059 R)
• M77: 40,335,027 km (0.066 R)
• M78: 40,701,541 km (0.118 R)
• M79: 40,823,913 km (0.102 R)
• M80: 41,007,768 km (0.102 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.4

Radius: 9.5

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 7.42 AU - 9.56 AU

Year: 10957 Days

Day: 6.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 40,351,963 km

• M1: 158,424 km (0.104 R)
• M2: 231,877 km (0.118 R)
• M3: 392,994 km (0.042 R)
• M4: 476,918 km (0.116 R)
• M5: 784,940 km (0.075 R)
• M6: 847,322 km (0.116 R)
• M7: 1,314,816 km (0.046 R)
• M8: 1,448,107 km (0.1 R)
• M9: 1,707,660 km (0.119 R)
• M10: 2,047,696 km (0.059 R)
• M11: 2,385,787 km (0.054 R)
• M12: 2,620,955 km (0.119 R)
• M13: 2,863,902 km (0.102 R)
• M14: 3,216,354 km (0.037 R)
• M15: 3,476,655 km (0.117 R)
• M16: 3,636,126 km (0.091 R)
• M17: 4,017,750 km (0.11 R)
• M18: 4,643,219 km (0.083 R)
• M19: 4,760,204 km (0.113 R)
• M20: 4,878,237 km (0.047 R)
• M21: 5,238,169 km (0.105 R)
• M22: 5,669,011 km (0.113 R)
• M23: 5,731,394 km (0.054 R)
• M24: 7,197,303 km (0.08 R)
• M25: 7,435,463 km (0.076 R)
• M26: 8,235,812 km (0.119 R)
• M27: 8,342,176 km (0.108 R)
• M28: 10,564,901 km (0.109 R)
• M29: 10,796,778 km (0.113 R)
• M30: 11,344,306 km (0.099 R)
• M31: 11,581,867 km (0.034 R)
• M32: 11,981,144 km (0.095 R)
• M33: 12,263,435 km (0.067 R)
• M34: 12,834,600 km (0.084 R)
• M35: 13,082,184 km (0.114 R)
• M36: 13,749,690 km (0.039 R)
• M37: 15,248,511 km (0.095 R)
• M38: 17,523,595 km (0.105 R)
• M39: 17,889,961 km (0.086 R)
• M40: 18,259,019 km (0.048 R)
• M41: 18,490,895 km (0.079 R)
• M42: 19,286,606 km (0.107 R)
• M43: 19,902,501 km (0.106 R)
• M44: 20,093,388 km (0.093 R)
• M45: 20,428,786 km (0.116 R)
• M46: 20,717,809 km (0.049 R)
• M47: 21,056,798 km (0.116 R)
• M48: 21,495,120 km (0.111 R)
• M49: 21,740,011 km (0.025 R)
• M50: 21,985,801 km (0.035 R)
• M51: 23,278,775 km (0.059 R)
• M52: 23,530,249 km (0.106 R)
• M53: 23,934,463 km (0.099 R)
• M54: 24,647,446 km (0.086 R)
• M55: 24,749,771 km (0.101 R)
• M56: 25,885,817 km (0.113 R)
• M57: 25,989,937 km (0.073 R)
• M58: 26,355,405 km (0.09 R)
• M59: 26,460,123 km (0.074 R)
• M60: 26,775,176 km (0.083 R)
• M61: 28,101,212 km (0.119 R)
• M62: 28,799,236 km (0.086 R)
• M63: 29,231,574 km (0.088 R)
• M64: 29,557,248 km (0.09 R)
• M65: 30,048,079 km (0.064 R)
• M66: 30,431,648 km (0.097 R)
• M67: 30,927,265 km (0.076 R)
• M68: 31,481,077 km (0.113 R)
• M69: 32,205,878 km (0.057 R)
• M70: 32,767,170 km (0.104 R)
• M71: 32,879,817 km (0.093 R)
• M72: 33,049,012 km (0.113 R)
• M73: 33,161,958 km (0.072 R)
• M74: 33,671,938 km (0.084 R)
• M75: 33,842,479 km (0.081 R)
• M76: 35,332,773 km (0.081 R)
• M77: 35,911,567 km (0.085 R)
• M78: 36,260,429 km (0.077 R)
• M79: 36,493,653 km (0.074 R)
• M80: 36,668,832 km (0.093 R)
• M81: 36,961,445 km (0.117 R)
• M82: 37,196,164 km (0.106 R)
• M83: 37,608,007 km (0.046 R)
• M84: 38,258,309 km (0.106 R)
• M85: 39,210,799 km (0.036 R)
• M86: 40,231,355 km (0.098 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 15,492 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit