🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.62 AU - 0.8 AU

Year: 269 Days

Day: 17 Hours

Environment

Temp: -27 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.87 AU - 0.99 AU

Year: 403 Days

Day: 33.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.12 AU - 1.34 AU

Year: 613 Days

Day: 41 Hours

Environment

Temp: -89 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.38 AU - 1.52 AU

Year: 785 Days

Day: 36.1 Hours

Environment

Temp: -94 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.42 AU - 1.72 AU

Year: 884 Days

Day: 30.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.45 AU - 2.41 AU

Year: 1205 Days

Day: 16.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.9

Radius: 10.2

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.89 AU - 3.03 AU

Year: 1735 Days

Day: 5.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 42,224,422 km

• M1: 130,449 km (0.107 R)
• M2: 198,068 km (0.054 R)
• M3: 344,225 km (0.055 R)
• M4: 484,548 km (0.094 R)
• M5: 562,787 km (0.079 R)
• M6: 675,135 km (0.084 R)
• M7: 741,856 km (0.099 R)
• M8: 973,733 km (0.027 R)
• M9: 1,050,476 km (0.109 R)
• M10: 1,210,696 km (0.087 R)
• M11: 1,303,297 km (0.119 R)
• M12: 1,437,187 km (0.075 R)
• M13: 1,565,691 km (0.049 R)
• M14: 1,802,505 km (0.1 R)
• M15: 1,963,472 km (0.112 R)
• M16: 2,029,146 km (0.119 R)
• M17: 2,151,666 km (0.042 R)
• M18: 2,253,692 km (0.11 R)
• M19: 2,380,701 km (0.066 R)
• M20: 2,486,466 km (0.1 R)
• M21: 2,629,931 km (0.096 R)
• M22: 2,825,605 km (0.089 R)
• M23: 2,937,803 km (0.102 R)
• M24: 3,166,538 km (0.087 R)
• M25: 3,561,028 km (0.026 R)
• M26: 3,641,960 km (0.05 R)
• M27: 3,709,728 km (0.079 R)
• M28: 4,139,672 km (0.051 R)
• M29: 4,239,005 km (0.116 R)
• M30: 4,425,554 km (0.106 R)
• M31: 4,629,456 km (0.108 R)
• M32: 4,717,868 km (0.087 R)
• M33: 5,260,011 km (0.094 R)
• M34: 5,383,279 km (0.092 R)
• M35: 5,711,198 km (0.112 R)
• M36: 5,885,629 km (0.079 R)
• M37: 6,239,877 km (0.087 R)
• M38: 6,419,544 km (0.03 R)
• M39: 6,617,611 km (0.097 R)
• M40: 7,002,676 km (0.106 R)
• M41: 7,121,457 km (0.029 R)
• M42: 7,602,863 km (0.118 R)
• M43: 7,971,023 km (0.038 R)
• M44: 8,434,777 km (0.117 R)
• M45: 8,579,288 km (0.118 R)
• M46: 8,999,210 km (0.085 R)
• M47: 9,165,413 km (0.099 R)
• M48: 9,651,307 km (0.117 R)
• M49: 9,935,393 km (0.113 R)
• M50: 10,068,834 km (0.109 R)
• M51: 10,164,727 km (0.097 R)
• M52: 10,357,109 km (0.094 R)
• M53: 10,550,689 km (0.079 R)
• M54: 10,823,855 km (0.09 R)
• M55: 11,099,264 km (0.114 R)
• M56: 11,198,149 km (0.11 R)
• M57: 11,576,781 km (0.09 R)
• M58: 11,838,427 km (0.035 R)
• M59: 12,490,375 km (0.072 R)
• M60: 12,572,803 km (0.114 R)
• M61: 13,028,778 km (0.086 R)
• M62: 13,617,146 km (0.032 R)
• M63: 13,723,061 km (0.062 R)
• M64: 13,808,033 km (0.079 R)
• M65: 13,978,575 km (0.038 R)
• M66: 14,063,995 km (0.072 R)
• M67: 14,192,649 km (0.035 R)
• M68: 14,278,668 km (0.103 R)
• M69: 14,343,145 km (0.081 R)
• M70: 14,494,238 km (0.027 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.1

Radius: 11.7

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.58 AU - 6.44 AU

Year: 6624 Days

Day: 7.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 42,224,422 km

• M1: 393,742 km (0.049 R)
• M2: 531,372 km (0.07 R)
• M3: 700,716 km (0.099 R)
• M4: 1,367,773 km (0.05 R)
• M5: 1,538,315 km (0.083 R)
• M6: 2,514,591 km (0.116 R)
• M7: 2,746,916 km (0.096 R)
• M8: 2,964,282 km (0.116 R)
• M9: 3,097,424 km (0.109 R)
• M10: 3,232,511 km (0.045 R)
• M11: 3,323,765 km (0.086 R)
• M12: 3,817,139 km (0.039 R)
• M13: 4,434,380 km (0.113 R)
• M14: 4,690,192 km (0.107 R)
• M15: 5,323,739 km (0.107 R)
• M16: 5,541,105 km (0.101 R)
• M17: 5,705,962 km (0.11 R)
• M18: 5,900,439 km (0.027 R)
• M19: 6,181,982 km (0.068 R)
• M20: 7,870,194 km (0.099 R)
• M21: 8,685,054 km (0.099 R)
• M22: 9,493,930 km (0.09 R)
• M23: 9,724,759 km (0.088 R)
• M24: 9,890,813 km (0.065 R)
• M25: 10,225,762 km (0.095 R)
• M26: 11,357,171 km (0.116 R)
• M27: 11,637,518 km (0.101 R)
• M28: 12,455,968 km (0.059 R)
• M29: 12,564,127 km (0.077 R)
• M30: 13,329,918 km (0.092 R)
• M31: 13,403,670 km (0.081 R)
• M32: 13,588,573 km (0.105 R)
• M33: 13,737,124 km (0.1 R)
• M34: 13,811,623 km (0.075 R)
• M35: 14,525,804 km (0.101 R)
• M36: 14,830,086 km (0.083 R)
• M37: 14,906,530 km (0.055 R)
• M38: 14,983,124 km (0.082 R)
• M39: 15,911,828 km (0.042 R)
• M40: 16,660,416 km (0.118 R)
• M41: 17,179,221 km (0.111 R)
• M42: 17,339,889 km (0.088 R)
• M43: 17,541,398 km (0.049 R)
• M44: 17,703,262 km (0.12 R)
• M45: 18,396,499 km (0.071 R)
• M46: 18,684,624 km (0.116 R)
• M47: 18,767,202 km (0.107 R)
• M48: 18,974,246 km (0.041 R)
• M49: 19,181,888 km (0.048 R)
• M50: 20,062,720 km (0.075 R)
• M51: 20,657,222 km (0.103 R)
• M52: 21,300,642 km (0.083 R)
• M53: 21,430,194 km (0.075 R)
• M54: 21,559,896 km (0.043 R)
• M55: 23,137,106 km (0.112 R)
• M56: 23,671,021 km (0.077 R)
• M57: 23,939,549 km (0.052 R)
• M58: 24,029,308 km (0.06 R)
• M59: 24,389,390 km (0.075 R)
• M60: 25,023,834 km (0.107 R)
• M61: 25,434,480 km (0.083 R)
• M62: 25,571,811 km (0.079 R)
• M63: 26,170,053 km (0.093 R)
• M64: 26,819,607 km (0.056 R)
• M65: 27,380,449 km (0.088 R)
• M66: 27,615,318 km (0.102 R)
• M67: 27,850,785 km (0.099 R)
• M68: 29,038,443 km (0.089 R)
• M69: 29,566,224 km (0.067 R)
• M70: 29,710,736 km (0.078 R)
• M71: 30,777,518 km (0.072 R)
• M72: 31,021,662 km (0.057 R)
• M73: 31,266,553 km (0.087 R)
• M74: 31,364,690 km (0.105 R)
• M75: 31,512,043 km (0.116 R)
• M76: 31,659,697 km (0.09 R)
• M77: 31,807,499 km (0.112 R)
• M78: 32,103,853 km (0.112 R)
• M79: 32,401,253 km (0.095 R)
• M80: 32,550,103 km (0.096 R)
• M81: 32,649,586 km (0.105 R)
• M82: 32,848,850 km (0.034 R)
• M83: 33,098,379 km (0.097 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.4

Radius: 12.1

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.63 AU - 6.39 AU

Year: 6624 Days

Day: 10.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 42,224,422 km

• M1: 171,888 km (0.11 R)
• M2: 287,378 km (0.043 R)
• M3: 439,219 km (0.115 R)
• M4: 665,411 km (0.108 R)
• M5: 749,934 km (0.093 R)
• M6: 943,215 km (0.094 R)
• M7: 1,027,887 km (0.106 R)
• M8: 1,339,200 km (0.072 R)
• M9: 1,506,151 km (0.079 R)
• M10: 1,665,623 km (0.044 R)
• M11: 1,770,042 km (0.102 R)
• M12: 2,113,070 km (0.045 R)
• M13: 2,292,737 km (0.07 R)
• M14: 2,614,971 km (0.034 R)
• M15: 2,772,797 km (0.072 R)
• M16: 3,116,572 km (0.063 R)
• M17: 3,284,272 km (0.114 R)
• M18: 3,687,288 km (0.063 R)
• M19: 4,147,003 km (0.111 R)
• M20: 4,816,902 km (0.105 R)
• M21: 4,924,612 km (0.097 R)
• M22: 5,186,558 km (0.074 R)
• M23: 5,815,617 km (0.106 R)
• M24: 6,092,822 km (0.102 R)
• M25: 6,707,969 km (0.061 R)
• M26: 6,901,399 km (0.111 R)
• M27: 7,895,626 km (0.077 R)
• M28: 8,023,083 km (0.091 R)
• M29: 8,539,794 km (0.085 R)
• M30: 10,516,132 km (0.083 R)
• M31: 10,600,206 km (0.112 R)
• M32: 10,712,853 km (0.111 R)
• M33: 10,939,045 km (0.043 R)
• M34: 11,367,793 km (0.104 R)
• M35: 11,540,728 km (0.107 R)
• M36: 11,714,710 km (0.085 R)
• M37: 12,182,652 km (0.104 R)
• M38: 12,537,648 km (0.12 R)
• M39: 12,656,877 km (0.061 R)
• M40: 12,806,176 km (0.087 R)
• M41: 13,046,580 km (0.119 R)
• M42: 13,137,087 km (0.099 R)
• M43: 13,623,280 km (0.071 R)
• M44: 14,738,681 km (0.061 R)
• M45: 14,833,078 km (0.099 R)
• M46: 15,498,639 km (0.05 R)
• M47: 15,915,717 km (0.079 R)
• M48: 16,109,297 km (0.063 R)
• M49: 16,564,374 km (0.103 R)
• M50: 16,859,082 km (0.059 R)
• M51: 17,387,461 km (0.079 R)
• M52: 17,854,207 km (0.099 R)
• M53: 18,223,863 km (0.103 R)
• M54: 18,325,141 km (0.106 R)
• M55: 18,902,439 km (0.105 R)
• M56: 19,382,349 km (0.073 R)
• M57: 20,179,406 km (0.067 R)
• M58: 20,634,782 km (0.075 R)
• M59: 20,775,554 km (0.098 R)
• M60: 21,377,536 km (0.071 R)
• M61: 22,236,975 km (0.118 R)
• M62: 22,417,540 km (0.092 R)
• M63: 22,852,720 km (0.09 R)
• M64: 23,327,245 km (0.067 R)
• M65: 24,286,317 km (0.105 R)
• M66: 24,397,767 km (0.116 R)
• M67: 24,621,266 km (0.042 R)
• M68: 24,995,261 km (0.081 R)

Planet 10 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.7

Radius: 10.3

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.16 AU - 6.64 AU

Year: 7279 Days

Day: 10.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 42,224,422 km

• M1: 129,402 km (0.102 R)
• M2: 229,782 km (0.109 R)
• M3: 294,558 km (0.064 R)
• M4: 570,716 km (0.074 R)
• M5: 762,351 km (0.072 R)
• M6: 841,937 km (0.092 R)
• M7: 1,171,351 km (0.068 R)
• M8: 1,479,373 km (0.076 R)
• M9: 1,560,306 km (0.115 R)
• M10: 1,791,285 km (0.094 R)
• M11: 2,573,682 km (0.096 R)
• M12: 2,672,117 km (0.087 R)
• M13: 2,847,595 km (0.097 R)
• M14: 3,262,879 km (0.054 R)
• M15: 3,837,036 km (0.114 R)
• M16: 4,266,382 km (0.082 R)
• M17: 4,442,458 km (0.056 R)
• M18: 5,201,817 km (0.063 R)
• M19: 5,421,726 km (0.033 R)
• M20: 5,548,735 km (0.051 R)
• M21: 6,465,620 km (0.036 R)
• M22: 6,941,790 km (0.104 R)
• M23: 7,748,272 km (0.11 R)
• M24: 7,891,736 km (0.102 R)
• M25: 8,363,568 km (0.107 R)
• M26: 8,807,275 km (0.083 R)
• M27: 9,258,762 km (0.097 R)
• M28: 10,106,084 km (0.097 R)
• M29: 10,817,721 km (0.092 R)
• M30: 11,139,207 km (0.088 R)
• M31: 11,422,994 km (0.12 R)
• M32: 12,414,379 km (0.094 R)
• M33: 12,540,341 km (0.042 R)
• M34: 12,793,311 km (0.096 R)
• M35: 13,175,982 km (0.114 R)
• M36: 13,476,375 km (0.099 R)
• M37: 13,909,161 km (0.113 R)
• M38: 14,171,107 km (0.092 R)
• M39: 14,346,735 km (0.105 R)
• M40: 14,922,238 km (0.083 R)
• M41: 15,145,588 km (0.051 R)
• M42: 15,460,042 km (0.081 R)
• M43: 16,004,429 km (0.094 R)
• M44: 16,141,461 km (0.102 R)
• M45: 16,278,941 km (0.099 R)
• M46: 16,462,797 km (0.09 R)
• M47: 16,647,401 km (0.1 R)
• M48: 17,018,553 km (0.061 R)
• M49: 19,205,674 km (0.108 R)
• M50: 19,888,738 km (0.083 R)
• M51: 20,530,064 km (0.114 R)
• M52: 20,778,546 km (0.089 R)
• M53: 21,028,075 km (0.085 R)
• M54: 21,228,387 km (0.114 R)
• M55: 22,648,370 km (0.07 R)
• M56: 22,750,844 km (0.051 R)
• M57: 23,214,448 km (0.077 R)
• M58: 23,681,193 km (0.114 R)
• M59: 23,785,313 km (0.109 R)
• M60: 25,206,194 km (0.058 R)
• M61: 26,384,128 km (0.117 R)
• M62: 26,546,142 km (0.069 R)
• M63: 27,361,151 km (0.092 R)
• M64: 27,470,507 km (0.11 R)
• M65: 28,074,135 km (0.108 R)
• M66: 28,294,792 km (0.026 R)
• M67: 28,793,401 km (0.105 R)
• M68: 29,574,601 km (0.049 R)
• M69: 32,826,710 km (0.109 R)
• M70: 34,583,437 km (0.12 R)
• M71: 35,950,762 km (0.106 R)
• M72: 36,611,087 km (0.082 R)
• M73: 36,791,801 km (0.04 R)
• M74: 37,214,714 km (0.115 R)
• M75: 38,187,400 km (0.116 R)
• M76: 38,799,704 km (0.097 R)
• M77: 38,984,008 km (0.093 R)
• M78: 40,344,302 km (0.103 R)
• M79: 40,842,911 km (0.092 R)
• M80: 41,531,810 km (0.102 R)
• M81: 41,657,472 km (0.066 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: 178 - 11,839 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit