🌌 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: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.43 AU - 0.59 AU

Year: 239 Days

Day: 20.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,329,505 km

• M1: 419,772 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.54 AU - 0.56 AU

Year: 268 Days

Day: 23.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.55 AU - 0.63 AU

Year: 297 Days

Day: 15.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 107.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,329,505 km

• M1: 836,551 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.6

Radius: 13.6

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.86 AU - 0.94 AU

Year: 560 Days

Day: 8.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 55,329,505 km

• M1: 182,809 km (0.085 R)
• M2: 283,937 km (0.111 R)
• M3: 376,538 km (0.062 R)
• M4: 505,641 km (0.076 R)
• M5: 601,084 km (0.081 R)
• M6: 727,494 km (0.109 R)
• M7: 824,135 km (0.097 R)
• M8: 931,097 km (0.09 R)
• M9: 1,054,216 km (0.065 R)
• M10: 1,235,379 km (0.047 R)
• M11: 1,330,224 km (0.072 R)
• M12: 1,446,163 km (0.102 R)
• M13: 1,540,260 km (0.094 R)
• M14: 1,643,033 km (0.117 R)
• M15: 1,855,911 km (0.069 R)
• M16: 2,049,940 km (0.057 R)
• M17: 2,287,501 km (0.083 R)
• M18: 2,376,063 km (0.071 R)
• M19: 2,610,632 km (0.104 R)
• M20: 2,695,754 km (0.119 R)
• M21: 2,797,630 km (0.113 R)
• M22: 3,143,949 km (0.12 R)
• M23: 3,284,720 km (0.039 R)
• M24: 3,719,901 km (0.096 R)
• M25: 3,833,745 km (0.103 R)
• M26: 3,975,563 km (0.075 R)
• M27: 4,065,173 km (0.06 R)
• M28: 4,273,862 km (0.063 R)
• M29: 4,402,516 km (0.087 R)
• M30: 4,551,366 km (0.079 R)
• M31: 4,749,134 km (0.11 R)
• M32: 5,182,669 km (0.078 R)
• M33: 5,270,931 km (0.099 R)
• M34: 5,359,793 km (0.113 R)
• M35: 5,498,919 km (0.109 R)
• M36: 5,599,000 km (0.106 R)
• M37: 5,689,656 km (0.093 R)
• M38: 6,015,929 km (0.097 R)
• M39: 6,170,912 km (0.052 R)
• M40: 6,264,710 km (0.116 R)
• M41: 6,474,596 km (0.111 R)
• M42: 6,580,511 km (0.116 R)
• M43: 6,676,254 km (0.093 R)
• M44: 6,869,235 km (0.112 R)
• M45: 7,031,399 km (0.099 R)
• M46: 7,315,635 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.1

Radius: 13.4

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.03 AU - 1.37 AU

Year: 862 Days

Day: 7.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 55,329,505 km

• M1: 169,794 km (0.098 R)
• M2: 271,969 km (0.119 R)
• M3: 356,342 km (0.077 R)
• M4: 443,258 km (0.085 R)
• M5: 535,710 km (0.111 R)
• M6: 641,775 km (0.064 R)
• M7: 783,594 km (0.076 R)
• M8: 960,867 km (0.099 R)
• M9: 1,045,689 km (0.102 R)
• M10: 1,250,040 km (0.091 R)
• M11: 1,357,451 km (0.118 R)
• M12: 1,589,328 km (0.057 R)
• M13: 1,781,411 km (0.113 R)
• M14: 1,958,087 km (0.037 R)
• M15: 2,156,902 km (0.064 R)
• M16: 2,262,967 km (0.101 R)
• M17: 2,370,977 km (0.062 R)
• M18: 2,557,675 km (0.099 R)
• M19: 2,882,751 km (0.045 R)
• M20: 3,064,213 km (0.07 R)
• M21: 3,315,238 km (0.062 R)
• M22: 3,476,954 km (0.1 R)
• M23: 3,563,571 km (0.076 R)
• M24: 3,660,660 km (0.095 R)
• M25: 3,818,037 km (0.118 R)
• M26: 3,917,519 km (0.031 R)
• M27: 4,149,695 km (0.055 R)
• M28: 4,252,020 km (0.093 R)
• M29: 4,511,872 km (0.082 R)
• M30: 4,648,903 km (0.109 R)
• M31: 4,766,188 km (0.106 R)
• M32: 5,057,904 km (0.106 R)
• M33: 5,211,541 km (0.073 R)
• M34: 5,366,824 km (0.029 R)
• M35: 5,704,616 km (0.11 R)
• M36: 5,933,800 km (0.066 R)
• M37: 6,072,776 km (0.074 R)
• M38: 6,330,383 km (0.073 R)
• M39: 6,615,517 km (0.115 R)
• M40: 6,747,762 km (0.058 R)
• M41: 6,844,402 km (0.076 R)
• M42: 7,088,097 km (0.117 R)
• M43: 7,173,966 km (0.087 R)
• M44: 7,359,467 km (0.044 R)
• M45: 7,471,516 km (0.043 R)
• M46: 7,621,712 km (0.078 R)
• M47: 7,773,105 km (0.101 R)
• M48: 7,938,112 km (0.043 R)
• M49: 8,129,896 km (0.101 R)
• M50: 8,271,715 km (0.105 R)
• M51: 8,531,417 km (0.119 R)
• M52: 8,636,135 km (0.107 R)
• M53: 8,741,153 km (0.104 R)
• M54: 8,833,455 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.6

Radius: 13

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.2 AU - 1.28 AU

Year: 906 Days

Day: 14.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 55,329,505 km

• M1: 176,525 km (0.116 R)
• M2: 320,738 km (0.111 R)
• M3: 424,260 km (0.061 R)
• M4: 508,782 km (0.077 R)
• M5: 611,556 km (0.078 R)
• M6: 705,653 km (0.063 R)
• M7: 829,819 km (0.078 R)
• M8: 962,214 km (0.062 R)
• M9: 1,136,645 km (0.104 R)
• M10: 1,221,018 km (0.098 R)
• M11: 1,604,587 km (0.118 R)
• M12: 1,740,870 km (0.1 R)
• M13: 2,017,028 km (0.062 R)
• M14: 2,112,322 km (0.097 R)
• M15: 2,307,547 km (0.079 R)
• M16: 2,389,228 km (0.038 R)
• M17: 2,471,806 km (0.11 R)
• M18: 2,668,527 km (0.108 R)
• M19: 2,998,241 km (0.105 R)
• M20: 3,117,919 km (0.107 R)
• M21: 3,382,557 km (0.075 R)
• M22: 3,465,435 km (0.046 R)
• M23: 3,559,532 km (0.049 R)
• M24: 3,729,026 km (0.073 R)
• M25: 3,901,363 km (0.094 R)
• M26: 4,043,331 km (0.034 R)
• M27: 4,198,015 km (0.059 R)
• M28: 4,422,711 km (0.098 R)
• M29: 4,525,186 km (0.119 R)
• M30: 4,628,259 km (0.073 R)
• M31: 4,743,898 km (0.057 R)
• M32: 4,895,740 km (0.071 R)
• M33: 5,096,650 km (0.118 R)
• M34: 5,240,114 km (0.073 R)
• M35: 5,543,499 km (0.099 R)
• M36: 5,777,919 km (0.073 R)
• M37: 5,877,551 km (0.093 R)
• M38: 5,990,348 km (0.085 R)
• M39: 6,104,042 km (0.09 R)
• M40: 6,218,335 km (0.059 R)
• M41: 6,617,611 km (0.087 R)
• M42: 6,722,031 km (0.116 R)
• M43: 7,011,951 km (0.106 R)
• M44: 7,171,872 km (0.096 R)
• M45: 7,508,916 km (0.094 R)
• M46: 7,686,339 km (0.058 R)
• M47: 8,045,224 km (0.068 R)
• M48: 8,268,873 km (0.07 R)
• M49: 8,523,039 km (0.114 R)
• M50: 8,622,522 km (0.09 R)
• M51: 8,837,045 km (0.061 R)
• M52: 8,952,236 km (0.098 R)
• M53: 9,140,430 km (0.1 R)
• M54: 9,300,799 km (0.113 R)
• M55: 9,491,387 km (0.109 R)
• M56: 9,787,291 km (0.067 R)
• M57: 9,876,601 km (0.093 R)
• M58: 9,981,170 km (0.049 R)
• M59: 10,131,217 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.8

Radius: 12.8

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.96 AU - 3.2 AU

Year: 2719 Days

Day: 5.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 55,329,505 km

• M1: 163,660 km (0.098 R)
• M2: 274,811 km (0.107 R)
• M3: 507,586 km (0.099 R)
• M4: 620,382 km (0.094 R)
• M5: 803,789 km (0.119 R)
• M6: 1,025,793 km (0.074 R)
• M7: 1,258,268 km (0.052 R)
• M8: 1,463,666 km (0.117 R)
• M9: 1,587,832 km (0.12 R)
• M10: 1,668,914 km (0.062 R)
• M11: 1,932,804 km (0.066 R)
• M12: 2,044,853 km (0.114 R)
• M13: 2,487,962 km (0.107 R)
• M14: 2,762,923 km (0.047 R)
• M15: 3,004,374 km (0.103 R)
• M16: 3,179,104 km (0.093 R)
• M17: 3,312,546 km (0.074 R)
• M18: 3,432,673 km (0.097 R)
• M19: 3,554,296 km (0.083 R)
• M20: 3,692,823 km (0.117 R)
• M21: 3,911,984 km (0.094 R)
• M22: 4,039,143 km (0.097 R)
• M23: 4,612,102 km (0.104 R)
• M24: 4,746,591 km (0.115 R)
• M25: 5,054,314 km (0.038 R)
• M26: 5,140,931 km (0.107 R)
• M27: 5,671,255 km (0.035 R)
• M28: 5,779,415 km (0.118 R)
• M29: 5,924,824 km (0.102 R)
• M30: 6,200,682 km (0.072 R)
• M31: 6,424,331 km (0.091 R)
• M32: 6,631,823 km (0.097 R)
• M33: 6,765,115 km (0.093 R)
• M34: 6,976,198 km (0.091 R)
• M35: 7,306,809 km (0.067 R)
• M36: 7,503,680 km (0.076 R)
• M37: 7,662,403 km (0.076 R)
• M38: 7,802,277 km (0.028 R)
• M39: 7,882,611 km (0.089 R)
• M40: 8,044,177 km (0.095 R)
• M41: 8,145,604 km (0.108 R)
• M42: 8,329,310 km (0.082 R)
• M43: 8,452,579 km (0.086 R)
• M44: 8,638,679 km (0.087 R)
• M45: 8,826,125 km (0.048 R)
• M46: 9,375,149 km (0.118 R)
• M47: 9,610,766 km (0.107 R)
• M48: 9,697,084 km (0.094 R)
• M49: 10,022,459 km (0.042 R)
• M50: 10,285,602 km (0.11 R)
• M51: 10,506,408 km (0.083 R)
• M52: 10,796,030 km (0.086 R)
• M53: 10,885,639 km (0.118 R)
• M54: 10,975,547 km (0.062 R)
• M55: 11,405,940 km (0.11 R)
• M56: 11,841,868 km (0.03 R)
• M57: 11,957,507 km (0.115 R)
• M58: 12,259,845 km (0.057 R)
• M59: 12,848,512 km (0.116 R)
• M60: 13,158,330 km (0.03 R)
• M61: 13,518,860 km (0.05 R)
• M62: 13,712,440 km (0.073 R)
• M63: 14,004,605 km (0.103 R)
• M64: 14,200,578 km (0.094 R)
• M65: 14,694,400 km (0.086 R)
• M66: 15,369,984 km (0.086 R)
• M67: 15,876,972 km (0.116 R)
• M68: 16,106,904 km (0.08 R)
• M69: 16,647,849 km (0.108 R)
• M70: 17,063,881 km (0.103 R)
• M71: 17,220,809 km (0.064 R)
• M72: 17,588,820 km (0.109 R)
• M73: 17,694,436 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.2

Radius: 6

Gravity: 24.2 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.27 AU - 7.83 AU

Year: 10997 Days

Day: 18.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 55,329,505 km

• M1: 138,378 km (0.12 R)
• M2: 333,454 km (0.103 R)
• M3: 420,968 km (0.119 R)
• M4: 567,275 km (0.119 R)
• M5: 655,687 km (0.067 R)
• M6: 806,781 km (0.11 R)
• M7: 1,032,824 km (0.105 R)
• M8: 1,186,910 km (0.097 R)
• M9: 1,232,238 km (0.051 R)
• M10: 1,566,439 km (0.032 R)
• M11: 1,616,555 km (0.12 R)
• M12: 1,667,119 km (0.089 R)
• M13: 2,545,857 km (0.067 R)
• M14: 2,845,950 km (0.1 R)
• M15: 3,446,436 km (0.114 R)
• M16: 3,811,754 km (0.115 R)
• M17: 4,119,776 km (0.062 R)
• M18: 5,091,115 km (0.108 R)
• M19: 5,316,260 km (0.083 R)
• M20: 5,354,108 km (0.05 R)
• M21: 5,506,398 km (0.064 R)
• M22: 6,011,142 km (0.06 R)
• M23: 6,249,152 km (0.097 R)
• M24: 6,369,279 km (0.083 R)
• M25: 7,655,073 km (0.091 R)
• M26: 7,999,597 km (0.112 R)
• M27: 8,217,411 km (0.099 R)
• M28: 8,261,243 km (0.108 R)
• M29: 9,108,566 km (0.089 R)
• M30: 10,029,939 km (0.086 R)
• M31: 10,123,737 km (0.073 R)
• M32: 11,417,908 km (0.117 R)
• M33: 11,614,031 km (0.063 R)
• M34: 11,712,616 km (0.069 R)
• M35: 11,910,384 km (0.061 R)
• M36: 12,915,831 km (0.052 R)
• M37: 13,069,020 km (0.028 R)
• M38: 13,171,494 km (0.114 R)
• M39: 14,158,092 km (0.062 R)
• M40: 15,275,887 km (0.051 R)
• M41: 18,277,868 km (0.111 R)
• M42: 19,259,529 km (0.09 R)
• M43: 19,727,471 km (0.064 R)
• M44: 20,199,153 km (0.071 R)
• M45: 20,377,025 km (0.052 R)
• M46: 20,555,346 km (0.103 R)
• M47: 20,734,265 km (0.12 R)
• M48: 22,061,647 km (0.049 R)
• M49: 23,292,089 km (0.099 R)
• M50: 23,728,017 km (0.094 R)
• M51: 24,797,792 km (0.107 R)
• M52: 25,434,480 km (0.107 R)
• M53: 26,853,865 km (0.072 R)
• M54: 27,310,886 km (0.079 R)
• M55: 29,097,683 km (0.041 R)
• M56: 29,164,554 km (0.06 R)
• M57: 29,499,803 km (0.107 R)
• M58: 29,634,291 km (0.077 R)
• M59: 29,903,717 km (0.046 R)
• M60: 30,241,808 km (0.12 R)
• M61: 31,195,195 km (0.027 R)
• M62: 31,469,408 km (0.1 R)
• M63: 32,991,716 km (0.081 R)
• M64: 33,271,015 km (0.096 R)
• M65: 33,551,062 km (0.081 R)
• M66: 34,396,290 km (0.106 R)
• M67: 34,963,566 km (0.051 R)
• M68: 35,105,833 km (0.076 R)
• M69: 36,973,263 km (0.101 R)
• M70: 37,554,301 km (0.108 R)
• M71: 39,167,864 km (0.09 R)
• M72: 40,355,372 km (0.115 R)
• M73: 42,007,531 km (0.106 R)
• M74: 42,234,620 km (0.109 R)
• M75: 43,681,681 km (0.029 R)
• M76: 44,835,679 km (0.106 R)
• M77: 45,843,819 km (0.101 R)
• M78: 46,077,491 km (0.067 R)
• M79: 46,155,581 km (0.098 R)
• M80: 46,937,828 km (0.114 R)
• M81: 47,173,445 km (0.066 R)
• M82: 47,488,198 km (0.075 R)
• M83: 47,961,526 km (0.084 R)
• M84: 48,119,651 km (0.119 R)
• M85: 49,390,934 km (0.068 R)
• M86: 50,753,621 km (0.084 R)
• M87: 51,480,218 km (0.105 R)
• M88: 51,642,083 km (0.071 R)
• M89: 51,885,329 km (0.098 R)
• M90: 53,188,625 km (0.054 R)
• M91: 54,337,836 km (0.114 R)
• M92: 55,329,520 km (0.088 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 11,110 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit