🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.54 AU - 0.68 AU

Year: 174 Days

Day: 37.7 Hours

Environment

Temp: 144 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,194,329 km

• M1: 119,230 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.12 AU - 1.28 AU

Year: 480 Days

Day: 30.7 Hours

Environment

Temp: 19 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 56,194,329 km

• M1: 53,257 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.07 AU - 3.31 AU

Year: 2081 Days

Day: 22.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,194,329 km

• M1: 46,675 km (0.062 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.66 AU - 4.7 AU

Year: 3698 Days

Day: 23.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.3

Radius: 11

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.96 AU - 6.08 AU

Year: 4737 Days

Day: 12.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 109.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 56,194,329 km

• M1: 145,708 km (0.08 R)
• M2: 254,765 km (0.1 R)
• M3: 435,330 km (0.12 R)
• M4: 664,215 km (0.118 R)
• M5: 805,136 km (0.118 R)
• M6: 1,316,611 km (0.066 R)
• M7: 1,526,646 km (0.109 R)
• M8: 1,901,090 km (0.082 R)
• M9: 2,027,051 km (0.073 R)
• M10: 2,107,236 km (0.093 R)
• M11: 2,204,923 km (0.083 R)
• M12: 2,455,948 km (0.101 R)
• M13: 2,576,375 km (0.05 R)
• M14: 3,059,276 km (0.096 R)
• M15: 3,170,577 km (0.038 R)
• M16: 3,320,923 km (0.088 R)
• M17: 3,473,812 km (0.119 R)
• M18: 4,006,829 km (0.072 R)
• M19: 4,088,061 km (0.114 R)
• M20: 4,397,429 km (0.055 R)
• M21: 4,523,391 km (0.074 R)
• M22: 4,629,306 km (0.11 R)
• M23: 4,735,969 km (0.12 R)
• M24: 5,149,009 km (0.117 R)
• M25: 5,348,722 km (0.118 R)
• M26: 6,079,508 km (0.054 R)
• M27: 6,552,387 km (0.119 R)
• M28: 6,672,364 km (0.112 R)
• M29: 6,939,097 km (0.11 R)
• M30: 7,012,550 km (0.12 R)
• M31: 7,234,104 km (0.119 R)
• M32: 7,633,979 km (0.097 R)
• M33: 7,811,103 km (0.055 R)
• M34: 7,887,548 km (0.084 R)
• M35: 8,015,304 km (0.088 R)
• M36: 8,533,511 km (0.106 R)
• M37: 8,796,804 km (0.032 R)
• M38: 9,062,639 km (0.068 R)
• M39: 9,196,679 km (0.038 R)
• M40: 9,547,934 km (0.067 R)
• M41: 10,319,710 km (0.099 R)
• M42: 10,572,082 km (0.116 R)
• M43: 11,341,463 km (0.081 R)
• M44: 11,428,081 km (0.073 R)
• M45: 11,659,957 km (0.081 R)
• M46: 11,776,644 km (0.106 R)
• M47: 11,922,950 km (0.12 R)
• M48: 13,879,092 km (0.061 R)
• M49: 14,846,691 km (0.115 R)
• M50: 15,354,576 km (0.096 R)
• M51: 15,514,496 km (0.113 R)
• M52: 16,420,311 km (0.051 R)
• M53: 16,715,019 km (0.081 R)
• M54: 16,879,577 km (0.11 R)
• M55: 17,442,962 km (0.098 R)
• M56: 17,844,333 km (0.047 R)
• M57: 18,588,283 km (0.093 R)
• M58: 19,032,589 km (0.057 R)
• M59: 19,135,512 km (0.115 R)
• M60: 19,862,109 km (0.055 R)
• M61: 20,141,109 km (0.047 R)
• M62: 20,456,761 km (0.063 R)
• M63: 20,880,123 km (0.12 R)
• M64: 21,021,792 km (0.092 R)
• M65: 21,163,910 km (0.099 R)
• M66: 21,413,290 km (0.094 R)
• M67: 21,484,797 km (0.077 R)
• M68: 22,203,466 km (0.099 R)
• M69: 22,966,714 km (0.101 R)
• M70: 23,443,482 km (0.093 R)
• M71: 23,997,593 km (0.081 R)
• M72: 24,930,784 km (0.079 R)
• M73: 25,043,581 km (0.085 R)
• M74: 25,156,528 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.5

Radius: 10.1

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.74 AU - 10.9 AU

Year: 9567 Days

Day: 12.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 56,194,329 km

• M1: 156,629 km (0.072 R)
• M2: 730,486 km (0.108 R)
• M3: 1,333,964 km (0.051 R)
• M4: 1,413,550 km (0.103 R)
• M5: 1,536,221 km (0.098 R)
• M6: 1,683,874 km (0.086 R)
• M7: 2,249,653 km (0.071 R)
• M8: 2,369,630 km (0.118 R)
• M9: 2,566,052 km (0.08 R)
• M10: 3,133,926 km (0.1 R)
• M11: 4,144,759 km (0.108 R)
• M12: 4,233,171 km (0.056 R)
• M13: 4,442,309 km (0.077 R)
• M14: 4,532,965 km (0.07 R)
• M15: 4,777,857 km (0.113 R)
• M16: 5,058,502 km (0.104 R)
• M17: 5,280,506 km (0.117 R)
• M18: 5,999,174 km (0.053 R)
• M19: 6,099,554 km (0.114 R)
• M20: 7,063,563 km (0.09 R)
• M21: 7,169,628 km (0.091 R)
• M22: 7,671,828 km (0.031 R)
• M23: 7,853,888 km (0.039 R)
• M24: 8,296,848 km (0.075 R)
• M25: 8,634,490 km (0.086 R)
• M26: 8,710,037 km (0.084 R)
• M27: 9,674,046 km (0.084 R)
• M28: 9,792,078 km (0.066 R)
• M29: 9,989,697 km (0.111 R)
• M30: 10,348,881 km (0.12 R)
• M31: 11,995,954 km (0.037 R)
• M32: 12,979,560 km (0.104 R)
• M33: 13,590,817 km (0.085 R)
• M34: 13,723,061 km (0.096 R)
• M35: 13,855,755 km (0.111 R)
• M36: 14,480,475 km (0.064 R)
• M37: 14,660,591 km (0.067 R)
• M38: 15,023,217 km (0.11 R)
• M39: 15,757,293 km (0.066 R)
• M40: 17,070,015 km (0.101 R)
• M41: 17,883,977 km (0.051 R)
• M42: 18,514,980 km (0.11 R)
• M43: 19,153,315 km (0.079 R)
• M44: 20,199,752 km (0.1 R)
• M45: 20,401,110 km (0.101 R)
• M46: 20,907,499 km (0.115 R)
• M47: 21,366,914 km (0.117 R)
• M48: 22,088,126 km (0.106 R)
• M49: 22,608,128 km (0.076 R)
• M50: 22,817,266 km (0.106 R)
• M51: 22,974,493 km (0.1 R)
• M52: 23,290,144 km (0.059 R)
• M53: 24,138,813 km (0.087 R)
• M54: 24,406,145 km (0.113 R)
• M55: 25,213,973 km (0.112 R)
• M56: 25,485,194 km (0.092 R)
• M57: 25,866,519 km (0.104 R)
• M58: 26,249,789 km (0.093 R)
• M59: 27,299,517 km (0.073 R)
• M60: 27,522,268 km (0.099 R)
• M61: 27,689,668 km (0.119 R)
• M62: 28,419,257 km (0.054 R)
• M63: 28,645,000 km (0.089 R)
• M64: 30,587,678 km (0.064 R)
• M65: 30,935,044 km (0.104 R)
• M66: 31,225,414 km (0.117 R)
• M67: 31,691,860 km (0.108 R)
• M68: 31,808,846 km (0.11 R)
• M69: 32,454,809 km (0.075 R)
• M70: 34,599,145 km (0.096 R)
• M71: 36,788,809 km (0.098 R)
• M72: 36,911,779 km (0.115 R)
• M73: 37,281,435 km (0.097 R)
• M74: 38,148,953 km (0.101 R)
• M75: 38,585,180 km (0.042 R)
• M76: 38,835,158 km (0.082 R)
• M77: 39,023,053 km (0.112 R)
• M78: 39,148,416 km (0.048 R)
• M79: 39,525,403 km (0.098 R)
• M80: 40,156,407 km (0.115 R)
• M81: 40,219,836 km (0.107 R)
• M82: 40,854,430 km (0.086 R)
• M83: 42,005,287 km (0.108 R)
• M84: 42,069,614 km (0.102 R)
• M85: 43,231,690 km (0.088 R)
• M86: 43,426,317 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.6

Radius: 9.9

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.37 AU - 12.19 AU

Year: 11171 Days

Day: 7.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 56,194,329 km

• M1: 361,877 km (0.091 R)
• M2: 475,272 km (0.116 R)
• M3: 833,410 km (0.093 R)
• M4: 941,419 km (0.118 R)
• M5: 1,028,785 km (0.087 R)
• M6: 1,119,142 km (0.116 R)
• M7: 1,198,728 km (0.092 R)
• M8: 1,308,084 km (0.108 R)
• M9: 1,435,242 km (0.107 R)
• M10: 1,507,797 km (0.07 R)
• M11: 1,889,122 km (0.118 R)
• M12: 2,050,089 km (0.086 R)
• M13: 2,300,067 km (0.115 R)
• M14: 2,560,218 km (0.106 R)
• M15: 4,332,654 km (0.105 R)
• M16: 4,524,737 km (0.086 R)
• M17: 4,632,747 km (0.08 R)
• M18: 5,028,583 km (0.091 R)
• M19: 5,253,279 km (0.052 R)
• M20: 6,304,653 km (0.112 R)
• M21: 6,595,920 km (0.106 R)
• M22: 6,767,957 km (0.114 R)
• M23: 7,242,183 km (0.106 R)
• M24: 7,343,311 km (0.105 R)
• M25: 7,470,469 km (0.071 R)
• M26: 8,248,976 km (0.092 R)
• M27: 8,328,263 km (0.069 R)
• M28: 8,594,398 km (0.108 R)
• M29: 9,244,550 km (0.097 R)
• M30: 9,575,461 km (0.084 R)
• M31: 10,305,947 km (0.056 R)
• M32: 10,649,274 km (0.079 R)
• M33: 11,025,363 km (0.086 R)
• M34: 11,494,203 km (0.116 R)
• M35: 11,701,396 km (0.05 R)
• M36: 12,786,429 km (0.056 R)
• M37: 13,840,496 km (0.075 R)
• M38: 13,966,308 km (0.079 R)
• M39: 15,278,131 km (0.106 R)
• M40: 15,603,956 km (0.1 R)
• M41: 15,899,262 km (0.089 R)
• M42: 16,229,574 km (0.037 R)
• M43: 16,495,409 km (0.076 R)
• M44: 16,997,759 km (0.08 R)
• M45: 17,539,154 km (0.094 R)
• M46: 17,743,654 km (0.11 R)
• M47: 19,057,123 km (0.09 R)
• M48: 19,127,135 km (0.08 R)
• M49: 20,116,126 km (0.09 R)
• M50: 20,760,594 km (0.087 R)
• M51: 21,411,943 km (0.091 R)
• M52: 22,364,433 km (0.057 R)
• M53: 23,856,971 km (0.118 R)
• M54: 24,576,985 km (0.101 R)
• M55: 24,844,167 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.2

Radius: 11.2

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 9.7 AU - 14.08 AU

Year: 14975 Days

Day: 14.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 56,194,329 km

• M1: 172,187 km (0.076 R)
• M2: 263,591 km (0.114 R)
• M3: 374,294 km (0.114 R)
• M4: 823,237 km (0.09 R)
• M5: 942,616 km (0.106 R)
• M6: 1,025,643 km (0.087 R)
• M7: 1,244,953 km (0.085 R)
• M8: 1,911,861 km (0.059 R)
• M9: 2,019,272 km (0.119 R)
• M10: 2,646,386 km (0.114 R)
• M11: 3,044,167 km (0.089 R)
• M12: 3,559,981 km (0.1 R)
• M13: 3,999,200 km (0.118 R)
• M14: 4,103,021 km (0.091 R)
• M15: 4,207,889 km (0.095 R)
• M16: 4,599,686 km (0.065 R)
• M17: 5,266,294 km (0.09 R)
• M18: 5,342,140 km (0.095 R)
• M19: 5,495,179 km (0.114 R)
• M20: 5,727,504 km (0.094 R)
• M21: 6,322,455 km (0.086 R)
• M22: 6,853,976 km (0.074 R)
• M23: 7,272,700 km (0.061 R)
• M24: 7,399,859 km (0.106 R)
• M25: 7,656,718 km (0.083 R)
• M26: 7,786,120 km (0.073 R)
• M27: 7,872,887 km (0.032 R)
• M28: 9,488,544 km (0.08 R)
• M29: 9,814,368 km (0.106 R)
• M30: 10,049,387 km (0.107 R)
• M31: 10,286,350 km (0.071 R)
• M32: 10,813,981 km (0.05 R)
• M33: 11,895,723 km (0.07 R)
• M34: 12,045,920 km (0.09 R)
• M35: 12,196,714 km (0.117 R)
• M36: 12,857,638 km (0.064 R)
• M37: 13,321,990 km (0.088 R)
• M38: 13,477,871 km (0.102 R)
• M39: 13,844,236 km (0.111 R)
• M40: 14,214,042 km (0.077 R)
• M41: 15,945,188 km (0.117 R)
• M42: 16,277,146 km (0.116 R)
• M43: 16,779,346 km (0.068 R)
• M44: 18,143,529 km (0.086 R)
• M45: 18,897,203 km (0.108 R)
• M46: 19,307,400 km (0.109 R)
• M47: 19,779,681 km (0.108 R)
• M48: 19,898,312 km (0.111 R)
• M49: 21,219,261 km (0.115 R)
• M50: 22,136,147 km (0.09 R)
• M51: 24,071,793 km (0.078 R)
• M52: 25,092,051 km (0.098 R)
• M53: 25,931,295 km (0.092 R)
• M54: 26,061,146 km (0.114 R)
• M55: 26,321,745 km (0.079 R)
• M56: 27,770,002 km (0.098 R)
• M57: 27,969,416 km (0.058 R)
• M58: 28,704,989 km (0.103 R)
• M59: 29,108,903 km (0.113 R)
• M60: 29,514,762 km (0.091 R)
• M61: 30,126,917 km (0.114 R)
• M62: 30,812,075 km (0.116 R)
• M63: 31,571,733 km (0.102 R)
• M64: 32,128,088 km (0.044 R)
• M65: 32,687,584 km (0.113 R)
• M66: 33,816,449 km (0.106 R)
• M67: 34,029,476 km (0.119 R)
• M68: 35,029,688 km (0.108 R)
• M69: 35,677,746 km (0.042 R)
• M70: 35,822,407 km (0.043 R)
• M71: 36,620,960 km (0.05 R)
• M72: 36,693,815 km (0.118 R)
• M73: 36,985,830 km (0.079 R)
• M74: 37,058,983 km (0.083 R)
• M75: 38,014,165 km (0.079 R)
• M76: 38,161,818 km (0.114 R)
• M77: 38,235,720 km (0.062 R)
• M78: 38,828,576 km (0.032 R)
• M79: 39,574,022 km (0.12 R)
• M80: 42,602,781 km (0.083 R)
• M81: 42,909,756 km (0.04 R)
• M82: 43,217,478 km (0.068 R)
• M83: 44,067,494 km (0.104 R)
• M84: 44,300,268 km (0.1 R)
• M85: 44,844,954 km (0.077 R)
• M86: 45,079,074 km (0.104 R)
• M87: 45,862,369 km (0.092 R)
• M88: 46,255,811 km (0.083 R)
• M89: 47,601,594 km (0.109 R)
• M90: 54,937,873 km (0.112 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 18,562 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit