🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.9 AU - 0.98 AU

Year: 349 Days

Day: 24.9 Hours

Environment

Temp: 30 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.97 AU - 1.43 AU

Year: 503 Days

Day: 30.8 Hours

Environment

Temp: -22 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.05 AU - 4.13 AU

Year: 2604 Days

Day: 23.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,008,943 km

• M1: 645,515 km (0.073 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.59 AU - 3.79 AU

Year: 2714 Days

Day: 24.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.7

Radius: 9.5

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 6.41 AU - 8.85 AU

Year: 8070 Days

Day: 10 Hours

Environment

Temp: -165 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 71,008,943 km

• M1: 130,300 km (0.11 R)
• M2: 215,271 km (0.08 R)
• M3: 337,044 km (0.083 R)
• M4: 553,662 km (0.086 R)
• M5: 638,933 km (0.066 R)
• M6: 737,368 km (0.052 R)
• M7: 932,144 km (0.087 R)
• M8: 1,016,817 km (0.107 R)
• M9: 1,184,217 km (0.112 R)
• M10: 1,479,822 km (0.049 R)
• M11: 1,568,534 km (0.089 R)
• M12: 1,682,228 km (0.072 R)
• M13: 1,941,930 km (0.099 R)
• M14: 2,113,968 km (0.08 R)
• M15: 2,420,643 km (0.109 R)
• M16: 3,219,795 km (0.114 R)
• M17: 3,350,693 km (0.06 R)
• M18: 3,542,926 km (0.105 R)
• M19: 3,693,422 km (0.108 R)
• M20: 3,754,159 km (0.086 R)
• M21: 3,861,271 km (0.06 R)
• M22: 4,300,191 km (0.101 R)
• M23: 4,477,015 km (0.084 R)
• M24: 4,558,247 km (0.087 R)
• M25: 4,837,846 km (0.075 R)
• M26: 5,072,415 km (0.099 R)
• M27: 5,293,670 km (0.077 R)
• M28: 5,379,539 km (0.117 R)
• M29: 5,570,277 km (0.12 R)
• M30: 5,675,145 km (0.093 R)
• M31: 5,798,413 km (0.037 R)
• M32: 5,993,938 km (0.114 R)
• M33: 6,464,872 km (0.081 R)
• M34: 6,985,323 km (0.113 R)
• M35: 7,060,870 km (0.117 R)
• M36: 7,174,564 km (0.106 R)
• M37: 7,288,857 km (0.109 R)
• M38: 7,674,371 km (0.078 R)
• M39: 7,908,791 km (0.071 R)
• M40: 8,285,029 km (0.031 R)
• M41: 8,545,778 km (0.1 R)
• M42: 8,768,530 km (0.102 R)
• M43: 9,178,428 km (0.119 R)
• M44: 9,281,800 km (0.075 R)
• M45: 9,364,976 km (0.057 R)
• M46: 9,657,590 km (0.034 R)
• M47: 9,826,187 km (0.116 R)
• M48: 10,273,335 km (0.063 R)
• M49: 10,380,746 km (0.115 R)
• M50: 10,510,298 km (0.092 R)
• M51: 10,727,215 km (0.082 R)
• M52: 11,121,405 km (0.037 R)
• M53: 11,498,242 km (0.079 R)
• M54: 11,766,621 km (0.099 R)
• M55: 12,059,832 km (0.079 R)
• M56: 12,195,966 km (0.112 R)
• M57: 12,332,549 km (0.049 R)
• M58: 12,423,954 km (0.099 R)
• M59: 12,676,475 km (0.103 R)
• M60: 13,350,114 km (0.057 R)
• M61: 13,632,405 km (0.107 R)
• M62: 14,011,636 km (0.1 R)
• M63: 14,346,436 km (0.112 R)
• M64: 15,146,036 km (0.115 R)
• M65: 16,636,630 km (0.087 R)
• M66: 16,813,454 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.7

Radius: 9

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.56 AU - 10.14 AU

Year: 10947 Days

Day: 7.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 71,008,943 km

• M1: 153,936 km (0.103 R)
• M2: 458,218 km (0.111 R)
• M3: 988,393 km (0.103 R)
• M4: 1,121,535 km (0.091 R)
• M5: 1,276,668 km (0.108 R)
• M6: 1,856,510 km (0.098 R)
• M7: 2,097,961 km (0.091 R)
• M8: 2,155,257 km (0.083 R)
• M9: 2,469,262 km (0.116 R)
• M10: 2,776,985 km (0.077 R)
• M11: 2,882,302 km (0.113 R)
• M12: 3,096,975 km (0.091 R)
• M13: 3,428,933 km (0.052 R)
• M14: 3,633,583 km (0.095 R)
• M15: 3,749,072 km (0.111 R)
• M16: 3,842,272 km (0.059 R)
• M17: 3,983,642 km (0.102 R)
• M18: 4,174,828 km (0.036 R)
• M19: 4,791,620 km (0.084 R)
• M20: 5,020,654 km (0.089 R)
• M21: 5,279,458 km (0.095 R)
• M22: 5,569,230 km (0.082 R)
• M23: 6,274,583 km (0.105 R)
• M24: 6,385,735 km (0.095 R)
• M25: 6,609,683 km (0.103 R)
• M26: 7,065,657 km (0.064 R)
• M27: 7,123,252 km (0.042 R)
• M28: 7,384,899 km (0.055 R)
• M29: 7,472,862 km (0.072 R)
• M30: 7,531,654 km (0.036 R)
• M31: 7,887,847 km (0.068 R)
• M32: 7,977,755 km (0.112 R)
• M33: 8,432,234 km (0.104 R)
• M34: 8,957,771 km (0.055 R)
• M35: 9,208,647 km (0.093 R)
• M36: 9,271,777 km (0.118 R)
• M37: 9,589,373 km (0.098 R)
• M38: 9,653,401 km (0.109 R)
• M39: 9,813,920 km (0.116 R)
• M40: 10,268,099 km (0.089 R)
• M41: 10,662,887 km (0.119 R)
• M42: 10,895,512 km (0.065 R)
• M43: 11,062,763 km (0.115 R)
• M44: 11,264,570 km (0.097 R)
• M45: 11,365,848 km (0.052 R)
• M46: 12,886,660 km (0.051 R)
• M47: 13,455,431 km (0.116 R)
• M48: 14,105,134 km (0.063 R)
• M49: 14,470,452 km (0.099 R)
• M50: 14,580,706 km (0.028 R)
• M51: 14,765,011 km (0.044 R)
• M52: 14,838,912 km (0.098 R)
• M53: 15,024,264 km (0.112 R)
• M54: 16,152,830 km (0.109 R)
• M55: 16,727,286 km (0.102 R)
• M56: 16,804,329 km (0.078 R)
• M57: 16,881,521 km (0.072 R)
• M58: 17,699,522 km (0.099 R)
• M59: 18,610,125 km (0.038 R)
• M60: 19,131,623 km (0.101 R)
• M61: 19,414,363 km (0.094 R)
• M62: 19,779,980 km (0.108 R)
• M63: 20,435,518 km (0.085 R)
• M64: 20,559,235 km (0.03 R)
• M65: 21,056,499 km (0.116 R)
• M66: 22,147,815 km (0.05 R)
• M67: 22,572,374 km (0.092 R)
• M68: 22,956,691 km (0.105 R)
• M69: 23,128,280 km (0.049 R)
• M70: 24,122,956 km (0.082 R)
• M71: 24,735,260 km (0.05 R)
• M72: 25,574,354 km (0.099 R)
• M73: 26,647,719 km (0.072 R)
• M74: 26,782,806 km (0.098 R)
• M75: 27,053,877 km (0.057 R)
• M76: 27,144,534 km (0.092 R)
• M77: 27,872,626 km (0.102 R)
• M78: 28,239,141 km (0.115 R)
• M79: 28,653,228 km (0.094 R)
• M80: 29,487,685 km (0.075 R)
• M81: 29,674,234 km (0.05 R)
• M82: 30,471,291 km (0.098 R)
• M83: 30,943,422 km (0.037 R)
• M84: 31,085,540 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.9

Radius: 10.6

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 9.51 AU - 11.81 AU

Year: 13326 Days

Day: 8.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 71,008,943 km

• M1: 147,653 km (0.101 R)
• M2: 336,595 km (0.108 R)
• M3: 1,395,000 km (0.117 R)
• M4: 1,632,262 km (0.047 R)
• M5: 1,854,415 km (0.094 R)
• M6: 2,328,192 km (0.094 R)
• M7: 2,971,911 km (0.114 R)
• M8: 3,244,329 km (0.03 R)
• M9: 3,383,754 km (0.093 R)
• M10: 3,454,215 km (0.12 R)
• M11: 4,261,295 km (0.074 R)
• M12: 4,884,071 km (0.08 R)
• M13: 5,124,924 km (0.061 R)
• M14: 5,287,836 km (0.079 R)
• M15: 5,576,859 km (0.112 R)
• M16: 5,660,484 km (0.079 R)
• M17: 5,871,118 km (0.11 R)
• M18: 6,300,464 km (0.084 R)
• M19: 7,053,540 km (0.101 R)
• M20: 7,189,374 km (0.065 R)
• M21: 7,371,884 km (0.062 R)
• M22: 8,164,603 km (0.095 R)
• M23: 8,498,954 km (0.05 R)
• M24: 9,230,637 km (0.12 R)
• M25: 9,880,939 km (0.051 R)
• M26: 10,288,594 km (0.06 R)
• M27: 11,384,548 km (0.077 R)
• M28: 11,865,654 km (0.108 R)
• M29: 12,353,343 km (0.058 R)
• M30: 12,682,159 km (0.08 R)
• M31: 13,348,468 km (0.083 R)
• M32: 13,516,916 km (0.09 R)
• M33: 13,629,563 km (0.119 R)
• M34: 14,599,555 km (0.077 R)
• M35: 14,889,027 km (0.073 R)
• M36: 16,425,098 km (0.079 R)
• M37: 18,011,135 km (0.119 R)
• M38: 18,446,465 km (0.113 R)
• M39: 19,074,327 km (0.053 R)
• M40: 19,518,034 km (0.118 R)
• M41: 20,093,537 km (0.087 R)
• M42: 20,739,501 km (0.115 R)
• M43: 21,655,339 km (0.063 R)
• M44: 22,718,082 km (0.118 R)
• M45: 22,852,122 km (0.096 R)
• M46: 23,053,630 km (0.119 R)
• M47: 23,323,355 km (0.103 R)
• M48: 23,526,210 km (0.119 R)
• M49: 26,077,003 km (0.107 R)
• M50: 27,278,274 km (0.064 R)
• M51: 27,349,483 km (0.117 R)
• M52: 27,420,691 km (0.075 R)
• M53: 28,425,091 km (0.081 R)
• M54: 29,150,043 km (0.118 R)
• M55: 29,295,751 km (0.071 R)
• M56: 30,543,846 km (0.118 R)
• M57: 31,809,444 km (0.044 R)
• M58: 32,109,687 km (0.069 R)
• M59: 32,260,182 km (0.07 R)
• M60: 34,468,397 km (0.106 R)
• M61: 34,931,402 km (0.111 R)
• M62: 35,163,578 km (0.119 R)
• M63: 36,725,080 km (0.038 R)
• M64: 37,118,972 km (0.119 R)
• M65: 39,350,673 km (0.081 R)
• M66: 39,592,273 km (0.08 R)
• M67: 39,672,907 km (0.102 R)
• M68: 40,320,217 km (0.045 R)
• M69: 40,889,586 km (0.094 R)
• M70: 42,118,383 km (0.1 R)
• M71: 43,775,628 km (0.117 R)
• M72: 44,612,179 km (0.048 R)
• M73: 46,046,524 km (0.058 R)
• M74: 48,269,399 km (0.1 R)
• M75: 48,441,885 km (0.081 R)
• M76: 48,528,203 km (0.115 R)
• M77: 49,393,926 km (0.117 R)
• M78: 49,828,657 km (0.113 R)
• M79: 50,002,939 km (0.062 R)
• M80: 50,614,495 km (0.106 R)
• M81: 51,228,594 km (0.093 R)
• M82: 53,352,435 km (0.076 R)
• M83: 54,066,914 km (0.045 R)
• M84: 54,425,201 km (0.114 R)
• M85: 54,604,719 km (0.071 R)
• M86: 55,685,713 km (0.101 R)
• M87: 56,682,932 km (0.107 R)
• M88: 57,229,264 km (0.111 R)
• M89: 57,411,773 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.5

Radius: 5.7

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 14.31 AU - 19.57 AU

Year: 26696 Days

Day: 17 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 71,008,943 km

• M1: 77,193 km (0.071 R)
• M2: 228,137 km (0.109 R)
• M3: 496,216 km (0.102 R)
• M4: 747,989 km (0.113 R)
• M5: 1,412,952 km (0.119 R)
• M6: 1,954,347 km (0.109 R)
• M7: 2,115,314 km (0.105 R)
• M8: 4,192,032 km (0.115 R)
• M9: 4,274,759 km (0.114 R)
• M10: 4,825,429 km (0.115 R)
• M11: 4,912,046 km (0.114 R)
• M12: 5,353,360 km (0.065 R)
• M13: 6,132,466 km (0.074 R)
• M14: 6,897,509 km (0.046 R)
• M15: 7,093,482 km (0.094 R)
• M16: 8,463,649 km (0.08 R)
• M17: 8,673,535 km (0.103 R)
• M18: 9,638,740 km (0.047 R)
• M19: 11,843,963 km (0.101 R)
• M20: 12,493,068 km (0.105 R)
• M21: 13,214,130 km (0.108 R)
• M22: 13,641,082 km (0.037 R)
• M23: 13,887,021 km (0.071 R)
• M24: 14,134,456 km (0.118 R)
• M25: 14,321,004 km (0.095 R)
• M26: 15,393,471 km (0.096 R)
• M27: 15,713,760 km (0.073 R)
• M28: 17,882,481 km (0.088 R)
• M29: 19,310,692 km (0.115 R)
• M30: 19,794,790 km (0.063 R)
• M31: 21,199,963 km (0.116 R)
• M32: 24,626,502 km (0.112 R)
• M33: 25,528,428 km (0.107 R)
• M34: 26,059,500 km (0.119 R)
• M35: 26,901,587 km (0.063 R)
• M36: 28,142,202 km (0.119 R)
• M37: 30,037,756 km (0.089 R)
• M38: 31,081,650 km (0.111 R)
• M39: 31,405,231 km (0.095 R)
• M40: 31,811,389 km (0.059 R)
• M41: 32,382,703 km (0.118 R)
• M42: 34,283,942 km (0.099 R)
• M43: 34,451,043 km (0.104 R)
• M44: 34,869,768 km (0.035 R)
• M45: 35,543,257 km (0.098 R)
• M46: 35,966,320 km (0.069 R)
• M47: 36,051,142 km (0.066 R)
• M48: 37,761,644 km (0.109 R)
• M49: 38,020,448 km (0.075 R)
• M50: 38,974,584 km (0.051 R)
• M51: 39,936,648 km (0.112 R)
• M52: 41,616,632 km (0.064 R)
• M53: 43,862,096 km (0.08 R)
• M54: 46,515,663 km (0.099 R)
• M55: 47,256,771 km (0.097 R)
• M56: 47,815,070 km (0.112 R)
• M57: 51,020,503 km (0.104 R)
• M58: 51,115,797 km (0.086 R)
• M59: 52,168,218 km (0.098 R)
• M60: 54,489,229 km (0.098 R)
• M61: 56,153,506 km (0.115 R)
• M62: 56,350,376 km (0.056 R)
• M63: 56,744,866 km (0.067 R)
• M64: 57,041,369 km (0.079 R)
• M65: 57,239,287 km (0.096 R)
• M66: 58,731,077 km (0.107 R)
• M67: 60,941,984 km (0.105 R)
• M68: 61,346,796 km (0.116 R)
• M69: 64,103,286 km (0.081 R)
• M70: 65,134,315 km (0.086 R)
• M71: 66,170,878 km (0.03 R)
• M72: 67,108,558 km (0.094 R)
• M73: 69,524,414 km (0.089 R)
• M74: 70,371,437 km (0.071 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 15,705 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit