🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.54 AU - 0.56 AU

Year: 155 Days

Day: 31.7 Hours

Environment

Temp: 160 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 49,248,149 km

• M1: 94,845 km (0.09 R)
• M2: 154,385 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.68 AU - 0.8 AU

Year: 242 Days

Day: 24.5 Hours

Environment

Temp: 109 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.8 AU - 1.92 AU

Year: 966 Days

Day: 23.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,248,149 km

• M1: 112,348 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.28 AU - 3.82 AU

Year: 2547 Days

Day: 44.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,248,149 km

• M1: 1,610,271 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.8

Radius: 13.8

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.4 AU - 7.74 AU

Year: 6413 Days

Day: 10.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 49,248,149 km

• M1: 246,088 km (0.069 R)
• M2: 373,995 km (0.117 R)
• M3: 709,393 km (0.086 R)
• M4: 851,361 km (0.118 R)
• M5: 1,070,522 km (0.069 R)
• M6: 1,550,432 km (0.113 R)
• M7: 1,823,149 km (0.108 R)
• M8: 1,973,944 km (0.06 R)
• M9: 2,868,390 km (0.113 R)
• M10: 3,307,310 km (0.091 R)
• M11: 3,493,110 km (0.098 R)
• M12: 3,618,922 km (0.102 R)
• M13: 3,767,772 km (0.085 R)
• M14: 3,918,716 km (0.105 R)
• M15: 4,005,782 km (0.084 R)
• M16: 4,093,596 km (0.053 R)
• M17: 4,248,879 km (0.051 R)
• M18: 4,383,517 km (0.096 R)
• M19: 4,657,131 km (0.086 R)
• M20: 4,772,770 km (0.037 R)
• M21: 5,054,463 km (0.043 R)
• M22: 6,414,607 km (0.04 R)
• M23: 6,751,950 km (0.111 R)
• M24: 7,175,312 km (0.11 R)
• M25: 8,131,392 km (0.084 R)
• M26: 8,327,515 km (0.118 R)
• M27: 8,896,436 km (0.034 R)
• M28: 9,302,145 km (0.116 R)
• M29: 9,743,758 km (0.074 R)
• M30: 9,952,148 km (0.119 R)
• M31: 10,464,371 km (0.07 R)
• M32: 10,800,517 km (0.077 R)
• M33: 11,016,238 km (0.086 R)
• M34: 11,295,836 km (0.113 R)
• M35: 11,766,920 km (0.041 R)
• M36: 11,925,344 km (0.119 R)
• M37: 12,180,408 km (0.108 R)
• M38: 12,695,922 km (0.089 R)
• M39: 13,021,896 km (0.047 R)
• M40: 13,416,535 km (0.057 R)
• M41: 13,548,930 km (0.104 R)
• M42: 13,748,493 km (0.118 R)
• M43: 13,915,444 km (0.117 R)
• M44: 15,068,994 km (0.098 R)
• M45: 15,866,649 km (0.077 R)
• M46: 16,041,828 km (0.115 R)
• M47: 16,535,950 km (0.078 R)
• M48: 17,142,570 km (0.098 R)
• M49: 18,451,401 km (0.097 R)
• M50: 18,894,959 km (0.029 R)
• M51: 19,491,705 km (0.071 R)
• M52: 19,604,203 km (0.114 R)
• M53: 19,830,095 km (0.071 R)
• M54: 20,512,710 km (0.094 R)
• M55: 21,202,955 km (0.068 R)
• M56: 22,252,833 km (0.119 R)
• M57: 22,488,450 km (0.038 R)
• M58: 22,843,445 km (0.09 R)
• M59: 23,200,236 km (0.028 R)
• M60: 23,359,408 km (0.088 R)
• M61: 23,718,892 km (0.098 R)
• M62: 24,080,320 km (0.06 R)
• M63: 24,403,003 km (0.111 R)
• M64: 24,808,413 km (0.077 R)
• M65: 25,012,016 km (0.086 R)
• M66: 25,584,826 km (0.077 R)
• M67: 26,743,611 km (0.114 R)
• M68: 26,868,825 km (0.089 R)
• M69: 27,623,995 km (0.104 R)
• M70: 27,835,077 km (0.032 R)
• M71: 28,599,074 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.3

Radius: 10.7

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.48 AU - 8 AU

Year: 6663 Days

Day: 14.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 49,248,149 km

• M1: 136,134 km (0.111 R)
• M2: 349,461 km (0.094 R)
• M3: 462,706 km (0.11 R)
• M4: 814,112 km (0.096 R)
• M5: 899,682 km (0.115 R)
• M6: 1,003,802 km (0.113 R)
• M7: 1,677,291 km (0.117 R)
• M8: 1,807,741 km (0.034 R)
• M9: 2,240,079 km (0.107 R)
• M10: 2,426,178 km (0.061 R)
• M11: 2,531,794 km (0.119 R)
• M12: 2,639,056 km (0.101 R)
• M13: 2,747,814 km (0.106 R)
• M14: 2,858,217 km (0.104 R)
• M15: 3,384,801 km (0.115 R)
• M16: 3,793,503 km (0.092 R)
• M17: 3,891,938 km (0.069 R)
• M18: 4,448,891 km (0.112 R)
• M19: 4,869,710 km (0.095 R)
• M20: 5,030,976 km (0.111 R)
• M21: 5,331,070 km (0.104 R)
• M22: 5,636,997 km (0.078 R)
• M23: 5,778,068 km (0.04 R)
• M24: 5,977,482 km (0.1 R)
• M25: 6,208,162 km (0.1 R)
• M26: 6,471,155 km (0.103 R)
• M27: 6,797,727 km (0.104 R)
• M28: 6,917,705 km (0.085 R)
• M29: 7,129,535 km (0.089 R)
• M30: 7,652,978 km (0.062 R)
• M31: 8,348,908 km (0.115 R)
• M32: 8,445,398 km (0.117 R)
• M33: 9,598,050 km (0.098 R)
• M34: 10,729,758 km (0.104 R)
• M35: 10,940,092 km (0.064 R)
• M36: 12,157,370 km (0.092 R)
• M37: 12,745,140 km (0.084 R)
• M38: 13,154,590 km (0.11 R)
• M39: 13,681,922 km (0.119 R)
• M40: 13,986,354 km (0.1 R)
• M41: 14,485,861 km (0.068 R)
• M42: 14,601,949 km (0.113 R)
• M43: 14,679,590 km (0.074 R)
• M44: 15,305,209 km (0.075 R)
• M45: 15,700,596 km (0.111 R)
• M46: 16,059,331 km (0.03 R)
• M47: 16,340,276 km (0.099 R)
• M48: 16,703,949 km (0.086 R)
• M49: 16,947,793 km (0.044 R)
• M50: 17,029,324 km (0.08 R)
• M51: 17,397,933 km (0.083 R)
• M52: 17,769,235 km (0.075 R)
• M53: 18,059,904 km (0.117 R)
• M54: 18,310,181 km (0.088 R)
• M55: 19,707,575 km (0.116 R)
• M56: 20,180,902 km (0.114 R)
• M57: 20,267,370 km (0.078 R)
• M58: 20,701,653 km (0.118 R)
• M59: 21,138,927 km (0.058 R)
• M60: 21,712,037 km (0.098 R)
• M61: 22,783,457 km (0.101 R)
• M62: 22,873,514 km (0.089 R)
• M63: 23,099,108 km (0.063 R)
• M64: 24,238,595 km (0.076 R)
• M65: 24,607,055 km (0.114 R)
• M66: 25,256,309 km (0.085 R)
• M67: 25,443,007 km (0.085 R)
• M68: 26,288,086 km (0.09 R)
• M69: 26,382,632 km (0.093 R)
• M70: 27,525,111 km (0.047 R)
• M71: 28,150,729 km (0.088 R)
• M72: 28,829,754 km (0.111 R)
• M73: 30,006,341 km (0.098 R)
• M74: 30,105,075 km (0.053 R)
• M75: 30,650,210 km (0.034 R)
• M76: 31,098,555 km (0.11 R)
• M77: 31,699,789 km (0.095 R)
• M78: 32,254,348 km (0.112 R)
• M79: 33,424,203 km (0.054 R)
• M80: 34,091,560 km (0.086 R)
• M81: 34,401,078 km (0.102 R)
• M82: 34,607,971 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.2

Radius: 14.4

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.12 AU - 7.64 AU

Year: 7635 Days

Day: 7.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 49,248,149 km

• M1: 182,809 km (0.068 R)
• M2: 384,467 km (0.097 R)
• M3: 487,091 km (0.057 R)
• M4: 644,019 km (0.097 R)
• M5: 884,123 km (0.068 R)
• M6: 1,654,852 km (0.116 R)
• M7: 1,994,738 km (0.095 R)
• M8: 2,427,674 km (0.099 R)
• M9: 3,093,684 km (0.115 R)
• M10: 3,301,775 km (0.041 R)
• M11: 3,842,571 km (0.034 R)
• M12: 3,982,295 km (0.111 R)
• M13: 4,180,662 km (0.098 R)
• M14: 4,382,320 km (0.093 R)
• M15: 5,160,079 km (0.076 R)
• M16: 5,533,476 km (0.103 R)
• M17: 5,883,684 km (0.091 R)
• M18: 6,472,352 km (0.062 R)
• M19: 7,600,619 km (0.106 R)
• M20: 7,954,418 km (0.102 R)
• M21: 8,752,223 km (0.115 R)
• M22: 10,384,486 km (0.075 R)
• M23: 10,541,115 km (0.104 R)
• M24: 11,255,594 km (0.069 R)
• M25: 11,659,359 km (0.086 R)
• M26: 11,862,962 km (0.055 R)
• M27: 12,356,635 km (0.08 R)
• M28: 12,689,490 km (0.077 R)
• M29: 12,815,002 km (0.111 R)
• M30: 13,067,524 km (0.105 R)
• M31: 13,406,662 km (0.117 R)
• M32: 13,662,923 km (0.088 R)
• M33: 14,485,263 km (0.119 R)
• M34: 14,748,256 km (0.06 R)
• M35: 15,412,769 km (0.118 R)
• M36: 15,546,959 km (0.07 R)
• M37: 15,951,471 km (0.107 R)
• M38: 17,139,877 km (0.066 R)
• M39: 17,325,229 km (0.104 R)
• M40: 17,464,654 km (0.066 R)
• M41: 17,838,349 km (0.076 R)
• M42: 18,641,391 km (0.115 R)
• M43: 18,975,443 km (0.095 R)
• M44: 20,971,826 km (0.106 R)
• M45: 22,120,888 km (0.119 R)
• M46: 22,221,717 km (0.112 R)
• M47: 22,474,537 km (0.077 R)
• M48: 22,626,828 km (0.065 R)
• M49: 23,136,507 km (0.066 R)
• M50: 24,167,536 km (0.07 R)
• M51: 26,167,360 km (0.089 R)
• M52: 26,541,505 km (0.058 R)
• M53: 26,702,472 km (0.114 R)
• M54: 26,809,883 km (0.073 R)
• M55: 27,025,304 km (0.098 R)
• M56: 27,674,708 km (0.071 R)
• M57: 28,274,596 km (0.09 R)
• M58: 29,320,883 km (0.034 R)
• M59: 30,435,986 km (0.114 R)
• M60: 31,394,759 km (0.072 R)
• M61: 31,792,390 km (0.08 R)
• M62: 32,937,711 km (0.096 R)
• M63: 33,226,136 km (0.114 R)
• M64: 33,689,440 km (0.075 R)
• M65: 35,092,070 km (0.077 R)
• M66: 35,800,566 km (0.102 R)
• M67: 36,037,678 km (0.027 R)
• M68: 36,513,699 km (0.115 R)
• M69: 36,692,767 km (0.084 R)
• M70: 37,231,619 km (0.1 R)
• M71: 37,532,161 km (0.071 R)
• M72: 38,620,635 km (0.084 R)
• M73: 39,168,762 km (0.078 R)
• M74: 39,352,019 km (0.106 R)
• M75: 39,596,911 km (0.082 R)
• M76: 40,519,481 km (0.087 R)
• M77: 41,014,500 km (0.107 R)
• M78: 41,262,683 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.1

Radius: 11.2

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 7.96 AU - 11.24 AU

Year: 11327 Days

Day: 10.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 106.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 49,248,149 km

• M1: 151,692 km (0.049 R)
• M2: 278,252 km (0.092 R)
• M3: 546,930 km (0.116 R)
• M4: 688,300 km (0.094 R)
• M5: 1,010,085 km (0.114 R)
• M6: 1,088,025 km (0.111 R)
• M7: 1,229,694 km (0.093 R)
• M8: 1,882,240 km (0.041 R)
• M9: 2,004,761 km (0.114 R)
• M10: 2,521,323 km (0.045 R)
• M11: 2,739,436 km (0.087 R)
• M12: 2,822,762 km (0.106 R)
• M13: 3,049,553 km (0.098 R)
• M14: 3,460,648 km (0.098 R)
• M15: 4,531,768 km (0.066 R)
• M16: 5,137,789 km (0.102 R)
• M17: 5,662,579 km (0.118 R)
• M18: 6,094,617 km (0.105 R)
• M19: 6,425,827 km (0.034 R)
• M20: 6,612,375 km (0.114 R)
• M21: 7,221,388 km (0.087 R)
• M22: 8,128,101 km (0.092 R)
• M23: 8,533,661 km (0.068 R)
• M24: 8,656,630 km (0.082 R)
• M25: 9,961,273 km (0.091 R)
• M26: 11,597,575 km (0.098 R)
• M27: 11,688,381 km (0.066 R)
• M28: 11,870,741 km (0.052 R)
• M29: 12,423,505 km (0.108 R)
• M30: 12,843,576 km (0.078 R)
• M31: 13,601,887 km (0.102 R)
• M32: 14,180,233 km (0.071 R)
• M33: 14,325,941 km (0.103 R)
• M34: 14,914,309 km (0.029 R)
• M35: 15,460,641 km (0.039 R)
• M36: 16,064,119 km (0.059 R)
• M37: 16,216,110 km (0.111 R)
• M38: 16,317,687 km (0.084 R)
• M39: 16,829,162 km (0.086 R)
• M40: 17,972,838 km (0.078 R)
• M41: 18,394,853 km (0.081 R)
• M42: 18,713,646 km (0.094 R)
• M43: 19,195,052 km (0.111 R)
• M44: 19,410,473 km (0.026 R)
• M45: 21,161,666 km (0.099 R)
• M46: 23,077,267 km (0.065 R)
• M47: 23,651,124 km (0.102 R)
• M48: 24,171,725 km (0.102 R)
• M49: 24,696,065 km (0.098 R)
• M50: 25,342,029 km (0.066 R)
• M51: 27,011,242 km (0.118 R)
• M52: 28,041,971 km (0.117 R)
• M53: 28,164,043 km (0.06 R)
• M54: 29,147,350 km (0.109 R)
• M55: 30,831,972 km (0.063 R)
• M56: 31,210,753 km (0.067 R)
• M57: 31,781,619 km (0.12 R)
• M58: 32,740,691 km (0.038 R)
• M59: 33,709,337 km (0.097 R)
• M60: 34,949,803 km (0.052 R)
• M61: 35,410,564 km (0.076 R)
• M62: 36,205,228 km (0.082 R)
• M63: 37,139,616 km (0.116 R)
• M64: 37,609,802 km (0.074 R)
• M65: 38,149,551 km (0.098 R)
• M66: 38,623,926 km (0.098 R)
• M67: 39,510,294 km (0.119 R)
• M68: 40,265,464 km (0.114 R)
• M69: 41,094,685 km (0.065 R)
• M70: 41,650,590 km (0.084 R)
• M71: 41,720,303 km (0.062 R)
• M72: 44,254,042 km (0.111 R)
• M73: 44,325,251 km (0.111 R)
• M74: 45,324,564 km (0.047 R)
• M75: 46,042,933 km (0.093 R)
• M76: 46,114,890 km (0.116 R)
• M77: 46,259,102 km (0.118 R)
• M78: 47,636,450 km (0.077 R)
• M79: 49,174,466 km (0.029 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: 335 - 14,628 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit