🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.6 AU - 0.64 AU

Year: 320 Days

Day: 19.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.63 AU - 0.67 AU

Year: 344 Days

Day: 20.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,832,143 km

• M1: 128,205 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.1

Radius: 13.5

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.59 AU - 0.79 AU

Year: 376 Days

Day: 14.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,832,143 km

• M1: 167,998 km (0.035 R)
• M2: 268,528 km (0.108 R)
• M3: 360,232 km (0.095 R)
• M4: 464,053 km (0.117 R)
• M5: 591,510 km (0.08 R)
• M6: 770,130 km (0.112 R)
• M7: 896,390 km (0.105 R)
• M8: 984,803 km (0.078 R)
• M9: 1,136,794 km (0.05 R)
• M10: 1,251,685 km (0.06 R)
• M11: 1,347,578 km (0.085 R)
• M12: 1,436,738 km (0.099 R)
• M13: 1,591,572 km (0.104 R)
• M14: 1,686,267 km (0.107 R)
• M15: 1,803,702 km (0.097 R)
• M16: 1,897,499 km (0.107 R)
• M17: 2,009,249 km (0.083 R)
• M18: 2,101,252 km (0.052 R)
• M19: 2,194,900 km (0.116 R)
• M20: 2,386,385 km (0.079 R)
• M21: 2,484,372 km (0.076 R)
• M22: 2,619,010 km (0.092 R)
• M23: 2,756,191 km (0.089 R)
• M24: 2,877,515 km (0.116 R)
• M25: 3,038,034 km (0.07 R)
• M26: 3,246,124 km (0.053 R)
• M27: 3,368,046 km (0.111 R)
• M28: 3,511,212 km (0.11 R)
• M29: 3,596,782 km (0.101 R)
• M30: 3,709,878 km (0.105 R)
• M31: 3,797,093 km (0.099 R)
• M32: 3,891,789 km (0.064 R)
• M33: 4,007,877 km (0.064 R)
• M34: 4,208,637 km (0.096 R)
• M35: 4,377,383 km (0.101 R)
• M36: 4,534,162 km (0.053 R)
• M37: 4,671,044 km (0.07 R)
• M38: 4,772,770 km (0.075 R)
• M39: 4,882,575 km (0.069 R)
• M40: 5,008,088 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.4

Radius: 14.4

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.57 AU - 0.93 AU

Year: 426 Days

Day: 11.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,832,143 km

• M1: 179,966 km (0.051 R)
• M2: 315,502 km (0.114 R)
• M3: 405,709 km (0.111 R)
• M4: 503,247 km (0.113 R)
• M5: 652,845 km (0.101 R)
• M6: 746,344 km (0.099 R)
• M7: 892,501 km (0.108 R)
• M8: 1,167,611 km (0.086 R)
• M9: 1,336,208 km (0.11 R)
• M10: 1,434,344 km (0.11 R)
• M11: 1,524,253 km (0.08 R)
• M12: 1,715,888 km (0.053 R)
• M13: 1,811,929 km (0.037 R)
• M14: 1,927,419 km (0.115 R)
• M15: 2,154,060 km (0.109 R)
• M16: 2,320,562 km (0.088 R)
• M17: 2,504,268 km (0.112 R)
• M18: 2,646,985 km (0.085 R)
• M19: 2,739,287 km (0.073 R)
• M20: 2,934,063 km (0.05 R)
• M21: 3,029,806 km (0.091 R)
• M22: 3,175,364 km (0.113 R)
• M23: 3,266,619 km (0.109 R)
• M24: 3,437,609 km (0.113 R)
• M25: 3,567,909 km (0.108 R)
• M26: 3,788,716 km (0.09 R)
• M27: 3,893,285 km (0.049 R)
• M28: 4,205,346 km (0.106 R)
• M29: 4,486,141 km (0.107 R)
• M30: 4,629,007 km (0.087 R)
• M31: 4,725,049 km (0.107 R)
• M32: 4,870,308 km (0.111 R)
• M33: 5,008,986 km (0.087 R)
• M34: 5,099,492 km (0.107 R)
• M35: 5,223,658 km (0.038 R)
• M36: 5,390,909 km (0.057 R)
• M37: 5,508,942 km (0.073 R)
• M38: 5,645,076 km (0.113 R)
• M39: 5,782,257 km (0.099 R)
• M40: 5,937,988 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.3

Radius: 9

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.75 AU - 1.13 AU

Year: 598 Days

Day: 11.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 82,832,143 km

• M1: 112,498 km (0.103 R)
• M2: 195,225 km (0.101 R)
• M3: 268,977 km (0.045 R)
• M4: 337,792 km (0.116 R)
• M5: 424,858 km (0.102 R)
• M6: 509,530 km (0.092 R)
• M7: 642,074 km (0.096 R)
• M8: 805,136 km (0.077 R)
• M9: 894,446 km (0.083 R)
• M10: 1,007,242 km (0.067 R)
• M11: 1,073,066 km (0.12 R)
• M12: 1,225,655 km (0.094 R)
• M13: 1,379,891 km (0.089 R)
• M14: 1,499,868 km (0.08 R)
• M15: 1,570,030 km (0.096 R)
• M16: 1,641,388 km (0.119 R)
• M17: 1,707,809 km (0.093 R)
• M18: 1,837,062 km (0.074 R)
• M19: 1,906,026 km (0.108 R)
• M20: 1,969,606 km (0.057 R)
• M21: 2,027,500 km (0.102 R)
• M22: 2,264,463 km (0.117 R)
• M23: 2,338,813 km (0.089 R)
• M24: 2,420,793 km (0.088 R)
• M25: 2,736,743 km (0.101 R)
• M26: 2,794,339 km (0.03 R)
• M27: 2,910,726 km (0.085 R)
• M28: 3,051,049 km (0.059 R)
• M29: 3,163,546 km (0.095 R)
• M30: 3,361,614 km (0.118 R)
• M31: 3,509,117 km (0.105 R)
• M32: 3,603,364 km (0.092 R)
• M33: 3,682,501 km (0.052 R)
• M34: 3,762,237 km (0.101 R)
• M35: 3,882,962 km (0.064 R)
• M36: 3,939,810 km (0.12 R)
• M37: 4,087,014 km (0.111 R)
• M38: 4,144,908 km (0.117 R)
• M39: 4,421,066 km (0.087 R)
• M40: 4,833,358 km (0.118 R)
• M41: 4,912,196 km (0.063 R)
• M42: 4,991,333 km (0.033 R)
• M43: 5,115,200 km (0.089 R)
• M44: 5,222,312 km (0.057 R)
• M45: 5,357,249 km (0.099 R)
• M46: 5,475,132 km (0.071 R)
• M47: 5,750,393 km (0.087 R)
• M48: 5,833,868 km (0.043 R)
• M49: 5,899,093 km (0.106 R)
• M50: 6,002,166 km (0.098 R)
• M51: 6,238,381 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.7

Radius: 14.4

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.97 AU - 1.27 AU

Year: 778 Days

Day: 12.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,832,143 km

• M1: 182,061 km (0.075 R)
• M2: 318,643 km (0.075 R)
• M3: 410,347 km (0.12 R)
• M4: 601,533 km (0.117 R)
• M5: 713,133 km (0.119 R)
• M6: 806,333 km (0.078 R)
• M7: 955,182 km (0.074 R)
• M8: 1,054,067 km (0.092 R)
• M9: 1,169,407 km (0.101 R)
• M10: 1,263,653 km (0.071 R)
• M11: 1,354,160 km (0.037 R)
• M12: 1,467,256 km (0.089 R)
• M13: 1,682,378 km (0.073 R)
• M14: 2,013,438 km (0.098 R)
• M15: 2,277,927 km (0.087 R)
• M16: 2,398,353 km (0.097 R)
• M17: 2,487,962 km (0.063 R)
• M18: 2,578,918 km (0.107 R)
• M19: 2,721,484 km (0.033 R)
• M20: 2,953,810 km (0.114 R)
• M21: 3,328,253 km (0.096 R)
• M22: 3,493,409 km (0.106 R)
• M23: 3,586,459 km (0.093 R)
• M24: 3,832,249 km (0.069 R)
• M25: 4,093,447 km (0.065 R)
• M26: 4,201,606 km (0.112 R)
• M27: 4,340,582 km (0.118 R)
• M28: 4,450,985 km (0.077 R)
• M29: 4,602,977 km (0.116 R)
• M30: 4,756,763 km (0.096 R)
• M31: 4,870,607 km (0.068 R)
• M32: 5,464,661 km (0.052 R)
• M33: 5,737,378 km (0.115 R)
• M34: 6,014,582 km (0.113 R)
• M35: 6,686,426 km (0.106 R)
• M36: 6,954,955 km (0.096 R)
• M37: 7,250,710 km (0.071 R)
• M38: 7,538,685 km (0.053 R)
• M39: 8,027,123 km (0.068 R)
• M40: 8,387,653 km (0.049 R)
• M41: 8,513,166 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.7

Radius: 12.8

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.62 AU - 1.98 AU

Year: 1584 Days

Day: 5.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 120.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 82,832,143 km

• M1: 178,171 km (0.118 R)
• M2: 302,038 km (0.059 R)
• M3: 395,836 km (0.107 R)
• M4: 677,080 km (0.067 R)
• M5: 758,162 km (0.037 R)
• M6: 842,984 km (0.093 R)
• M7: 931,396 km (0.113 R)
• M8: 1,023,399 km (0.108 R)
• M9: 1,192,594 km (0.115 R)
• M10: 1,362,687 km (0.071 R)
• M11: 1,568,683 km (0.096 R)
• M12: 1,680,433 km (0.094 R)
• M13: 1,951,953 km (0.105 R)
• M14: 2,154,808 km (0.07 R)
• M15: 2,269,400 km (0.072 R)
• M16: 2,429,170 km (0.091 R)
• M17: 2,581,610 km (0.038 R)
• M18: 2,907,883 km (0.117 R)
• M19: 3,000,185 km (0.085 R)
• M20: 3,105,353 km (0.096 R)
• M21: 3,199,898 km (0.03 R)
• M22: 3,550,855 km (0.118 R)
• M23: 3,787,519 km (0.069 R)
• M24: 4,107,060 km (0.076 R)
• M25: 4,302,884 km (0.096 R)
• M26: 4,461,906 km (0.091 R)
• M27: 4,609,559 km (0.06 R)
• M28: 4,704,255 km (0.064 R)
• M29: 4,785,935 km (0.039 R)
• M30: 4,881,977 km (0.055 R)
• M31: 5,103,681 km (0.115 R)
• M32: 5,272,278 km (0.108 R)
• M33: 5,442,670 km (0.058 R)
• M34: 5,789,138 km (0.079 R)
• M35: 5,950,255 km (0.074 R)
• M36: 6,382,444 km (0.105 R)
• M37: 6,609,982 km (0.101 R)
• M38: 6,948,671 km (0.092 R)
• M39: 7,230,065 km (0.067 R)
• M40: 7,356,326 km (0.05 R)
• M41: 7,627,098 km (0.098 R)
• M42: 7,755,602 km (0.119 R)
• M43: 8,293,706 km (0.096 R)
• M44: 8,425,950 km (0.102 R)
• M45: 8,793,363 km (0.113 R)
• M46: 8,962,109 km (0.113 R)
• M47: 9,046,782 km (0.117 R)
• M48: 9,371,409 km (0.052 R)
• M49: 9,786,992 km (0.113 R)
• M50: 9,926,866 km (0.092 R)
• M51: 10,332,725 km (0.116 R)
• M52: 10,600,356 km (0.031 R)
• M53: 10,852,278 km (0.043 R)
• M54: 11,453,811 km (0.042 R)
• M55: 11,730,867 km (0.089 R)
• M56: 12,141,214 km (0.026 R)
• M57: 12,272,860 km (0.116 R)
• M58: 12,613,344 km (0.051 R)
• M59: 12,918,674 km (0.027 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.1

Radius: 8.1

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.94 AU - 4.42 AU

Year: 4631 Days

Day: 9.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 82,832,143 km

• M1: 121,473 km (0.101 R)
• M2: 246,687 km (0.072 R)
• M3: 356,641 km (0.06 R)
• M4: 588,668 km (0.101 R)
• M5: 838,197 km (0.074 R)
• M6: 978,968 km (0.11 R)
• M7: 1,112,410 km (0.111 R)
• M8: 1,220,419 km (0.06 R)
• M9: 1,372,860 km (0.081 R)
• M10: 1,678,787 km (0.084 R)
• M11: 2,698,147 km (0.098 R)
• M12: 3,113,730 km (0.117 R)
• M13: 3,223,535 km (0.113 R)
• M14: 3,379,565 km (0.093 R)
• M15: 3,526,620 km (0.109 R)
• M16: 4,111,697 km (0.111 R)
• M17: 4,354,345 km (0.117 R)
• M18: 4,427,947 km (0.112 R)
• M19: 4,651,596 km (0.109 R)
• M20: 4,866,120 km (0.098 R)
• M21: 5,305,040 km (0.113 R)
• M22: 5,489,494 km (0.063 R)
• M23: 5,702,970 km (0.12 R)
• M24: 5,756,676 km (0.085 R)
• M25: 6,303,905 km (0.114 R)
• M26: 6,513,342 km (0.102 R)
• M27: 6,640,201 km (0.043 R)
• M28: 6,782,019 km (0.106 R)
• M29: 6,896,163 km (0.086 R)
• M30: 7,743,186 km (0.071 R)
• M31: 8,239,701 km (0.103 R)
• M32: 9,074,457 km (0.045 R)
• M33: 9,533,723 km (0.095 R)
• M34: 9,806,589 km (0.074 R)
• M35: 10,442,081 km (0.062 R)
• M36: 10,607,087 km (0.11 R)
• M37: 10,823,107 km (0.08 R)
• M38: 11,276,239 km (0.095 R)
• M39: 11,343,857 km (0.054 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.2

Radius: 7

Gravity: 19.13 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 7.61 AU - 11.53 AU

Year: 19421 Days

Day: 18.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 57.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 82,832,143 km

• M1: 209,736 km (0.117 R)
• M2: 303,833 km (0.107 R)
• M3: 560,693 km (0.063 R)
• M4: 903,422 km (0.12 R)
• M5: 1,040,004 km (0.084 R)
• M6: 1,242,859 km (0.101 R)
• M7: 1,554,322 km (0.072 R)
• M8: 1,719,029 km (0.093 R)
• M9: 2,030,043 km (0.084 R)
• M10: 2,173,956 km (0.05 R)
• M11: 2,247,110 km (0.078 R)
• M12: 2,358,560 km (0.111 R)
• M13: 2,433,808 km (0.053 R)
• M14: 3,920,811 km (0.1 R)
• M15: 4,055,299 km (0.111 R)
• M16: 4,561,538 km (0.076 R)
• M17: 4,798,352 km (0.082 R)
• M18: 6,994,149 km (0.117 R)
• M19: 7,267,016 km (0.065 R)
• M20: 7,487,972 km (0.111 R)
• M21: 7,936,466 km (0.083 R)
• M22: 9,095,401 km (0.043 R)
• M23: 9,755,128 km (0.109 R)
• M24: 9,937,787 km (0.034 R)
• M25: 10,554,579 km (0.102 R)
• M26: 11,183,787 km (0.11 R)
• M27: 11,567,057 km (0.108 R)
• M28: 12,215,564 km (0.104 R)
• M29: 13,479,965 km (0.1 R)
• M30: 13,887,918 km (0.069 R)
• M31: 13,956,285 km (0.091 R)
• M32: 14,230,946 km (0.09 R)
• M33: 14,715,793 km (0.11 R)
• M34: 14,855,368 km (0.044 R)
• M35: 15,418,005 km (0.056 R)
• M36: 15,773,151 km (0.102 R)
• M37: 16,130,989 km (0.049 R)
• M38: 16,202,796 km (0.069 R)
• M39: 18,109,121 km (0.055 R)
• M40: 20,239,994 km (0.062 R)
• M41: 20,317,635 km (0.036 R)
• M42: 20,395,276 km (0.046 R)
• M43: 23,093,872 km (0.114 R)
• M44: 23,826,752 km (0.065 R)
• M45: 23,990,711 km (0.093 R)
• M46: 24,898,920 km (0.119 R)
• M47: 25,566,426 km (0.079 R)
• M48: 25,734,275 km (0.117 R)
• M49: 27,346,640 km (0.092 R)
• M50: 29,429,641 km (0.096 R)
• M51: 31,473,298 km (0.107 R)
• M52: 33,562,282 km (0.079 R)
• M53: 34,669,905 km (0.12 R)
• M54: 34,948,606 km (0.087 R)
• M55: 36,826,059 km (0.06 R)
• M56: 37,395,578 km (0.038 R)
• M57: 37,968,089 km (0.103 R)
• M58: 38,832,316 km (0.089 R)
• M59: 39,605,887 km (0.113 R)
• M60: 41,858,232 km (0.027 R)
• M61: 41,956,967 km (0.114 R)
• M62: 42,254,068 km (0.095 R)
• M63: 43,549,436 km (0.11 R)
• M64: 43,649,667 km (0.116 R)
• M65: 45,771,114 km (0.102 R)
• M66: 47,101,189 km (0.054 R)
• M67: 47,306,886 km (0.068 R)
• M68: 47,925,922 km (0.094 R)
• M69: 49,485,330 km (0.082 R)
• M70: 50,428,844 km (0.116 R)
• M71: 52,867,140 km (0.069 R)
• M72: 53,294,989 km (0.11 R)
• M73: 58,519,246 km (0.083 R)
• M74: 60,631,718 km (0.079 R)
• M75: 61,528,707 km (0.072 R)
• M76: 63,562,938 km (0.073 R)
• M77: 64,131,859 km (0.11 R)
• M78: 65,733,903 km (0.105 R)
• M79: 65,848,794 km (0.102 R)
• M80: 66,539,787 km (0.099 R)
• M81: 67,928,952 km (0.096 R)
• M82: 69,678,948 km (0.096 R)
• M83: 69,796,233 km (0.076 R)
• M84: 70,500,689 km (0.119 R)
• M85: 71,325,572 km (0.053 R)
• M86: 72,153,746 km (0.112 R)
• M87: 72,272,227 km (0.112 R)
• M88: 72,866,131 km (0.074 R)
• M89: 75,017,049 km (0.062 R)
• M90: 75,377,580 km (0.119 R)
• M91: 75,738,709 km (0.077 R)
• M92: 76,341,888 km (0.074 R)
• M93: 76,825,538 km (0.054 R)
• M94: 77,674,356 km (0.096 R)
• M95: 78,282,471 km (0.027 R)
• M96: 81,841,255 km (0.095 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 16,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit