🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.53 AU - 0.67 AU

Year: 300 Days

Day: 43.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.7

Radius: 8.9

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.76 AU - 0.94 AU

Year: 506 Days

Day: 13.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 77,641,199 km

• M1: 111,750 km (0.12 R)
• M2: 193,280 km (0.059 R)
• M3: 296,054 km (0.106 R)
• M4: 372,200 km (0.109 R)
• M5: 442,660 km (0.059 R)
• M6: 533,616 km (0.081 R)
• M7: 667,954 km (0.12 R)
• M8: 725,699 km (0.092 R)
• M9: 799,750 km (0.1 R)
• M10: 952,041 km (0.11 R)
• M11: 1,014,124 km (0.095 R)
• M12: 1,097,749 km (0.068 R)
• M13: 1,234,332 km (0.093 R)
• M14: 1,434,045 km (0.048 R)
• M15: 1,597,855 km (0.087 R)
• M16: 1,696,290 km (0.095 R)
• M17: 1,850,376 km (0.058 R)
• M18: 1,973,944 km (0.093 R)
• M19: 2,177,547 km (0.069 R)
• M20: 2,361,253 km (0.112 R)
• M21: 2,566,651 km (0.053 R)
• M22: 2,627,088 km (0.112 R)
• M23: 2,716,099 km (0.108 R)
• M24: 2,783,418 km (0.098 R)
• M25: 2,862,854 km (0.117 R)
• M26: 2,925,686 km (0.074 R)
• M27: 3,047,009 km (0.086 R)
• M28: 3,111,187 km (0.079 R)
• M29: 3,241,038 km (0.113 R)
• M30: 3,360,716 km (0.113 R)
• M31: 3,439,255 km (0.079 R)
• M32: 3,573,594 km (0.072 R)
• M33: 3,974,367 km (0.115 R)
• M34: 4,186,646 km (0.076 R)
• M35: 4,264,736 km (0.105 R)
• M36: 4,336,842 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.9

Radius: 11.3

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.7 AU - 1.04 AU

Year: 524 Days

Day: 13.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 77,641,199 km

• M1: 142,716 km (0.098 R)
• M2: 281,244 km (0.088 R)
• M3: 360,082 km (0.116 R)
• M4: 545,733 km (0.115 R)
• M5: 622,028 km (0.11 R)
• M6: 706,850 km (0.113 R)
• M7: 826,678 km (0.028 R)
• M8: 926,160 km (0.095 R)
• M9: 1,039,556 km (0.099 R)
• M10: 1,113,158 km (0.107 R)
• M11: 1,234,631 km (0.112 R)
• M12: 1,441,974 km (0.09 R)
• M13: 1,580,950 km (0.061 R)
• M14: 1,718,880 km (0.095 R)
• M15: 1,812,977 km (0.119 R)
• M16: 2,006,855 km (0.064 R)
• M17: 2,081,355 km (0.12 R)
• M18: 2,175,751 km (0.1 R)
• M19: 2,323,554 km (0.11 R)
• M20: 2,415,108 km (0.097 R)
• M21: 2,487,962 km (0.116 R)
• M22: 2,588,492 km (0.026 R)
• M23: 2,676,755 km (0.116 R)
• M24: 2,752,152 km (0.114 R)
• M25: 2,828,447 km (0.094 R)
• M26: 3,104,605 km (0.095 R)
• M27: 3,205,882 km (0.1 R)
• M28: 3,300,877 km (0.113 R)
• M29: 3,441,649 km (0.112 R)
• M30: 3,531,407 km (0.112 R)
• M31: 3,705,988 km (0.105 R)
• M32: 4,008,475 km (0.037 R)
• M33: 4,095,242 km (0.064 R)
• M34: 4,270,870 km (0.092 R)
• M35: 4,359,581 km (0.108 R)
• M36: 4,456,969 km (0.06 R)
• M37: 4,563,483 km (0.07 R)
• M38: 4,770,526 km (0.075 R)
• M39: 4,904,716 km (0.117 R)
• M40: 5,082,887 km (0.083 R)
• M41: 5,211,391 km (0.084 R)
• M42: 5,393,153 km (0.094 R)
• M43: 5,506,698 km (0.079 R)
• M44: 5,621,140 km (0.096 R)
• M45: 5,843,293 km (0.088 R)
• M46: 5,942,027 km (0.08 R)
• M47: 6,223,271 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.9

Radius: 14.2

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.21 AU - 3.43 AU

Year: 3058 Days

Day: 8.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 77,641,199 km

• M1: 204,201 km (0.116 R)
• M2: 462,557 km (0.066 R)
• M3: 582,684 km (0.095 R)
• M4: 751,131 km (0.105 R)
• M5: 985,551 km (0.088 R)
• M6: 1,227,750 km (0.088 R)
• M7: 1,397,543 km (0.041 R)
• M8: 1,731,745 km (0.075 R)
• M9: 1,832,125 km (0.074 R)
• M10: 1,965,566 km (0.099 R)
• M11: 2,231,701 km (0.104 R)
• M12: 2,419,746 km (0.107 R)
• M13: 2,544,211 km (0.064 R)
• M14: 3,039,679 km (0.109 R)
• M15: 3,463,041 km (0.044 R)
• M16: 3,604,261 km (0.064 R)
• M17: 3,760,442 km (0.085 R)
• M18: 3,985,586 km (0.072 R)
• M19: 4,133,688 km (0.118 R)
• M20: 4,242,596 km (0.097 R)
• M21: 4,730,584 km (0.092 R)
• M22: 5,017,513 km (0.084 R)
• M23: 5,192,392 km (0.111 R)
• M24: 5,414,097 km (0.078 R)
• M25: 5,563,545 km (0.103 R)
• M26: 5,759,967 km (0.075 R)
• M27: 5,851,371 km (0.095 R)
• M28: 5,958,782 km (0.081 R)
• M29: 6,237,782 km (0.093 R)
• M30: 6,648,429 km (0.117 R)
• M31: 6,824,804 km (0.086 R)
• M32: 7,002,826 km (0.094 R)
• M33: 7,313,989 km (0.063 R)
• M34: 7,747,075 km (0.099 R)
• M35: 7,915,971 km (0.082 R)
• M36: 8,086,064 km (0.08 R)
• M37: 8,708,541 km (0.049 R)
• M38: 8,831,361 km (0.093 R)
• M39: 9,167,657 km (0.037 R)
• M40: 9,292,721 km (0.067 R)
• M41: 9,382,330 km (0.065 R)
• M42: 9,707,406 km (0.067 R)
• M43: 9,853,114 km (0.11 R)
• M44: 10,257,627 km (0.064 R)
• M45: 11,484,180 km (0.1 R)
• M46: 11,773,951 km (0.11 R)
• M47: 12,124,758 km (0.114 R)
• M48: 12,459,259 km (0.091 R)
• M49: 12,856,740 km (0.106 R)
• M50: 13,157,582 km (0.117 R)
• M51: 13,318,998 km (0.088 R)
• M52: 13,481,162 km (0.053 R)
• M53: 13,745,950 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.3

Radius: 12.8

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.6 AU - 5.82 AU

Year: 6600 Days

Day: 5.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 77,641,199 km

• M1: 290,220 km (0.101 R)
• M2: 621,579 km (0.093 R)
• M3: 734,526 km (0.067 R)
• M4: 918,830 km (0.104 R)
• M5: 1,067,680 km (0.095 R)
• M6: 1,297,911 km (0.045 R)
• M7: 1,954,945 km (0.101 R)
• M8: 2,307,697 km (0.098 R)
• M9: 2,973,557 km (0.062 R)
• M10: 3,149,035 km (0.108 R)
• M11: 3,328,253 km (0.041 R)
• M12: 4,246,036 km (0.12 R)
• M13: 4,530,422 km (0.068 R)
• M14: 4,850,561 km (0.082 R)
• M15: 4,998,514 km (0.033 R)
• M16: 5,359,793 km (0.072 R)
• M17: 5,574,615 km (0.093 R)
• M18: 5,792,280 km (0.069 R)
• M19: 6,012,787 km (0.103 R)
• M20: 6,235,987 km (0.117 R)
• M21: 6,527,105 km (0.113 R)
• M22: 6,822,860 km (0.096 R)
• M23: 7,122,953 km (0.095 R)
• M24: 7,325,359 km (0.111 R)
• M25: 7,529,859 km (0.094 R)
• M26: 8,437,470 km (0.078 R)
• M27: 8,544,432 km (0.076 R)
• M28: 8,831,809 km (0.071 R)
• M29: 10,126,878 km (0.116 R)
• M30: 10,354,865 km (0.072 R)
• M31: 10,469,457 km (0.109 R)
• M32: 10,699,988 km (0.095 R)
• M33: 10,854,672 km (0.112 R)
• M34: 11,244,524 km (0.097 R)
• M35: 12,319,983 km (0.089 R)
• M36: 12,604,219 km (0.1 R)
• M37: 13,428,354 km (0.108 R)
• M38: 13,973,189 km (0.071 R)
• M39: 15,128,234 km (0.106 R)
• M40: 17,757,118 km (0.041 R)
• M41: 18,170,457 km (0.088 R)
• M42: 18,355,210 km (0.078 R)
• M43: 19,100,357 km (0.055 R)
• M44: 19,429,622 km (0.118 R)
• M45: 19,807,955 km (0.1 R)
• M46: 20,572,250 km (0.11 R)
• M47: 21,103,323 km (0.066 R)
• M48: 22,822,801 km (0.095 R)
• M49: 23,172,112 km (0.088 R)
• M50: 23,422,838 km (0.102 R)
• M51: 23,977,248 km (0.103 R)
• M52: 24,332,393 km (0.045 R)
• M53: 25,356,540 km (0.056 R)
• M54: 25,563,135 km (0.06 R)
• M55: 25,666,656 km (0.105 R)
• M56: 25,822,088 km (0.096 R)
• M57: 26,551,827 km (0.088 R)
• M58: 27,077,215 km (0.052 R)
• M59: 27,341,105 km (0.107 R)
• M60: 27,765,365 km (0.113 R)
• M61: 28,781,434 km (0.116 R)
• M62: 29,375,337 km (0.074 R)
• M63: 29,755,316 km (0.087 R)
• M64: 30,246,296 km (0.069 R)
• M65: 30,960,177 km (0.086 R)
• M66: 32,348,744 km (0.05 R)
• M67: 32,516,743 km (0.029 R)
• M68: 32,853,637 km (0.05 R)
• M69: 33,248,127 km (0.086 R)
• M70: 34,669,755 km (0.119 R)
• M71: 34,784,347 km (0.065 R)
• M72: 35,243,912 km (0.079 R)
• M73: 35,474,592 km (0.102 R)
• M74: 35,995,192 km (0.083 R)
• M75: 36,111,131 km (0.103 R)
• M76: 36,693,216 km (0.048 R)
• M77: 37,748,779 km (0.097 R)
• M78: 39,290,983 km (0.083 R)
• M79: 39,709,708 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.4

Radius: 13.4

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.05 AU - 6.59 AU

Year: 9066 Days

Day: 9.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 77,641,199 km

• M1: 167,400 km (0.077 R)
• M2: 412,292 km (0.083 R)
• M3: 759,808 km (0.117 R)
• M4: 1,736,682 km (0.078 R)
• M5: 2,033,933 km (0.118 R)
• M6: 2,131,321 km (0.089 R)
• M7: 2,416,155 km (0.088 R)
• M8: 2,985,973 km (0.078 R)
• M9: 3,191,521 km (0.103 R)
• M10: 3,616,828 km (0.115 R)
• M11: 3,776,149 km (0.058 R)
• M12: 3,876,829 km (0.094 R)
• M13: 4,309,765 km (0.119 R)
• M14: 5,677,538 km (0.106 R)
• M15: 5,933,500 km (0.052 R)
• M16: 7,194,461 km (0.035 R)
• M17: 7,345,255 km (0.115 R)
• M18: 7,598,824 km (0.1 R)
• M19: 7,881,265 km (0.105 R)
• M20: 9,072,363 km (0.091 R)
• M21: 9,208,198 km (0.107 R)
• M22: 9,841,745 km (0.056 R)
• M23: 10,460,930 km (0.114 R)
• M24: 10,632,070 km (0.116 R)
• M25: 11,826,011 km (0.07 R)
• M26: 13,586,927 km (0.118 R)
• M27: 13,680,127 km (0.114 R)
• M28: 14,688,716 km (0.089 R)
• M29: 15,169,673 km (0.11 R)
• M30: 15,363,552 km (0.103 R)
• M31: 16,147,295 km (0.071 R)
• M32: 16,877,183 km (0.084 R)
• M33: 17,044,583 km (0.08 R)
• M34: 17,212,432 km (0.048 R)
• M35: 18,368,973 km (0.048 R)
• M36: 18,541,310 km (0.066 R)
• M37: 19,550,647 km (0.107 R)
• M38: 20,506,427 km (0.114 R)
• M39: 23,352,377 km (0.091 R)
• M40: 23,838,570 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.9

Radius: 7.1

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 9.25 AU - 11.33 AU

Year: 21313 Days

Day: 23.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 138.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 77,641,199 km

• M1: 124,316 km (0.085 R)
• M2: 685,607 km (0.091 R)
• M3: 755,768 km (0.061 R)
• M4: 1,373,458 km (0.075 R)
• M5: 1,843,046 km (0.105 R)
• M6: 2,044,255 km (0.076 R)
• M7: 2,147,477 km (0.086 R)
• M8: 2,503,969 km (0.1 R)
• M9: 2,764,718 km (0.113 R)
• M10: 3,034,144 km (0.094 R)
• M11: 4,638,880 km (0.076 R)
• M12: 4,820,791 km (0.053 R)
• M13: 5,333,463 km (0.106 R)
• M14: 6,159,543 km (0.041 R)
• M15: 7,498,294 km (0.069 R)
• M16: 8,365,214 km (0.083 R)
• M17: 9,206,552 km (0.056 R)
• M18: 9,840,698 km (0.096 R)
• M19: 10,310,584 km (0.044 R)
• M20: 11,455,756 km (0.065 R)
• M21: 11,640,360 km (0.11 R)
• M22: 11,950,028 km (0.113 R)
• M23: 13,603,682 km (0.072 R)
• M24: 14,789,993 km (0.092 R)
• M25: 16,077,882 km (0.11 R)
• M26: 16,909,496 km (0.089 R)
• M27: 17,826,381 km (0.117 R)
• M28: 18,183,172 km (0.067 R)
• M29: 18,398,444 km (0.094 R)
• M30: 19,781,476 km (0.074 R)
• M31: 20,225,034 km (0.116 R)
• M32: 20,746,831 km (0.059 R)
• M33: 20,896,728 km (0.098 R)
• M34: 22,108,621 km (0.063 R)
• M35: 22,415,147 km (0.099 R)
• M36: 23,733,553 km (0.109 R)
• M37: 24,047,559 km (0.105 R)
• M38: 25,476,817 km (0.108 R)
• M39: 25,798,302 km (0.107 R)
• M40: 28,500,339 km (0.107 R)
• M41: 28,750,467 km (0.078 R)
• M42: 32,067,201 km (0.112 R)
• M43: 33,111,694 km (0.056 R)
• M44: 33,287,022 km (0.119 R)
• M45: 33,462,501 km (0.104 R)
• M46: 36,312,041 km (0.119 R)
• M47: 36,764,275 km (0.068 R)
• M48: 36,854,931 km (0.08 R)
• M49: 37,765,683 km (0.044 R)
• M50: 39,981,677 km (0.09 R)
• M51: 40,168,225 km (0.075 R)
• M52: 41,387,897 km (0.116 R)
• M53: 41,765,631 km (0.03 R)
• M54: 42,334,402 km (0.07 R)
• M55: 42,619,685 km (0.115 R)
• M56: 43,096,753 km (0.097 R)
• M57: 43,575,466 km (0.109 R)
• M58: 44,152,316 km (0.11 R)
• M59: 44,248,657 km (0.114 R)
• M60: 45,022,377 km (0.044 R)
• M61: 46,093,348 km (0.083 R)
• M62: 47,764,955 km (0.079 R)
• M63: 47,962,873 km (0.069 R)
• M64: 50,259,050 km (0.063 R)
• M65: 51,979,127 km (0.095 R)
• M66: 52,795,183 km (0.064 R)
• M67: 54,233,566 km (0.066 R)
• M68: 54,543,384 km (0.102 R)
• M69: 55,372,605 km (0.088 R)
• M70: 55,476,575 km (0.111 R)
• M71: 55,788,936 km (0.082 R)
• M72: 57,358,816 km (0.075 R)
• M73: 57,569,300 km (0.078 R)
• M74: 57,779,934 km (0.047 R)
• M75: 57,885,400 km (0.112 R)
• M76: 63,238,162 km (0.113 R)
• M77: 64,436,889 km (0.112 R)
• M78: 65,643,097 km (0.08 R)
• M79: 66,414,573 km (0.089 R)
• M80: 67,410,745 km (0.095 R)
• M81: 69,418,050 km (0.055 R)
• M82: 70,429,182 km (0.061 R)
• M83: 70,654,476 km (0.09 R)
• M84: 71,218,759 km (0.069 R)
• M85: 71,671,442 km (0.109 R)
• M86: 71,898,083 km (0.091 R)
• M87: 72,579,501 km (0.109 R)
• M88: 77,176,345 km (0.108 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 13,283 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit