🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.66 AU - 0.68 AU

Year: 349 Days

Day: 26.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.1

Radius: 14.2

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.67 AU - 0.73 AU

Year: 372 Days

Day: 13.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 27,937,478 km

• M1: 195,076 km (0.041 R)
• M2: 320,289 km (0.084 R)
• M3: 417,827 km (0.082 R)
• M4: 556,654 km (0.105 R)
• M5: 726,746 km (0.089 R)
• M6: 830,268 km (0.073 R)
• M7: 969,544 km (0.083 R)
• M8: 1,117,496 km (0.091 R)
• M9: 1,288,486 km (0.087 R)
• M10: 1,460,973 km (0.119 R)
• M11: 1,552,377 km (0.05 R)
• M12: 1,657,993 km (0.117 R)
• M13: 2,030,043 km (0.105 R)
• M14: 2,358,261 km (0.088 R)
• M15: 2,548,250 km (0.083 R)
• M16: 2,645,190 km (0.103 R)
• M17: 2,778,032 km (0.081 R)
• M18: 2,913,269 km (0.097 R)
• M19: 3,025,019 km (0.096 R)
• M20: 3,128,091 km (0.108 R)
• M21: 3,274,249 km (0.073 R)
• M22: 3,454,813 km (0.104 R)
• M23: 3,546,367 km (0.083 R)
• M24: 3,644,204 km (0.116 R)
• M25: 3,776,299 km (0.032 R)
• M26: 3,904,205 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.1

Radius: 12.7

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.65 AU - 0.81 AU

Year: 397 Days

Day: 8.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 27,937,478 km

• M1: 166,502 km (0.103 R)
• M2: 248,033 km (0.044 R)
• M3: 420,220 km (0.1 R)
• M4: 504,444 km (0.097 R)
• M5: 584,180 km (0.116 R)
• M6: 746,194 km (0.053 R)
• M7: 878,738 km (0.102 R)
• M8: 1,038,508 km (0.11 R)
• M9: 1,169,107 km (0.108 R)
• M10: 1,285,195 km (0.086 R)
• M11: 1,599,800 km (0.102 R)
• M12: 1,707,211 km (0.086 R)
• M13: 1,803,402 km (0.056 R)
• M14: 1,887,327 km (0.102 R)
• M15: 2,006,107 km (0.077 R)
• M16: 2,266,408 km (0.049 R)
• M17: 2,372,772 km (0.031 R)
• M18: 2,470,459 km (0.059 R)
• M19: 2,601,058 km (0.067 R)
• M20: 2,680,495 km (0.117 R)
• M21: 2,814,983 km (0.079 R)
• M22: 2,924,190 km (0.052 R)
• M23: 3,051,497 km (0.058 R)
• M24: 3,192,119 km (0.109 R)
• M25: 3,386,896 km (0.076 R)
• M26: 3,550,257 km (0.037 R)
• M27: 3,668,589 km (0.106 R)
• M28: 3,764,182 km (0.111 R)
• M29: 4,093,147 km (0.053 R)
• M30: 4,198,763 km (0.096 R)
• M31: 4,305,128 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 456.5

Radius: 3.2

Gravity: 44.58 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.1 AU - 7.26 AU

Year: 9768 Days

Day: 16.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 27,937,478 km

• M1: 43,533 km (0.096 R)
• M2: 332,855 km (0.104 R)
• M3: 356,941 km (0.041 R)
• M4: 459,415 km (0.109 R)
• M5: 885,619 km (0.071 R)
• M6: 1,024,446 km (0.104 R)
• M7: 1,501,364 km (0.09 R)
• M8: 1,969,905 km (0.111 R)
• M9: 2,014,635 km (0.099 R)
• M10: 2,601,507 km (0.098 R)
• M11: 2,699,942 km (0.097 R)
• M12: 2,850,139 km (0.031 R)
• M13: 3,002,878 km (0.108 R)
• M14: 3,158,310 km (0.098 R)
• M15: 3,778,393 km (0.097 R)
• M16: 4,116,335 km (0.093 R)
• M17: 4,582,033 km (0.065 R)
• M18: 4,730,883 km (0.071 R)
• M19: 5,094,855 km (0.096 R)
• M20: 5,125,522 km (0.098 R)
• M21: 5,373,556 km (0.099 R)
• M22: 6,338,163 km (0.1 R)
• M23: 7,424,243 km (0.111 R)
• M24: 7,775,200 km (0.111 R)
• M25: 8,311,957 km (0.05 R)
• M26: 8,529,921 km (0.107 R)
• M27: 9,157,783 km (0.076 R)
• M28: 9,382,928 km (0.117 R)
• M29: 10,301,459 km (0.067 R)
• M30: 10,969,264 km (0.093 R)
• M31: 11,328,448 km (0.08 R)
• M32: 11,691,522 km (0.063 R)
• M33: 12,140,466 km (0.089 R)
• M34: 12,181,455 km (0.078 R)
• M35: 12,719,858 km (0.082 R)
• M36: 13,054,957 km (0.087 R)
• M37: 13,905,571 km (0.057 R)
• M38: 14,337,460 km (0.076 R)
• M39: 14,424,376 km (0.067 R)
• M40: 14,555,125 km (0.105 R)
• M41: 15,347,545 km (0.099 R)
• M42: 15,614,727 km (0.115 R)
• M43: 15,928,433 km (0.095 R)
• M44: 16,108,699 km (0.059 R)
• M45: 16,882,120 km (0.041 R)
• M46: 17,296,506 km (0.064 R)
• M47: 17,435,333 km (0.084 R)
• M48: 17,481,708 km (0.119 R)
• M49: 17,714,183 km (0.075 R)
• M50: 17,760,708 km (0.073 R)
• M51: 17,947,556 km (0.091 R)
• M52: 18,088,178 km (0.071 R)
• M53: 18,182,125 km (0.062 R)
• M54: 19,369,783 km (0.057 R)
• M55: 20,582,124 km (0.097 R)
• M56: 21,669,252 km (0.065 R)
• M57: 21,719,068 km (0.051 R)
• M58: 21,818,999 km (0.027 R)
• M59: 22,270,037 km (0.053 R)
• M60: 22,572,524 km (0.086 R)
• M61: 23,436,900 km (0.026 R)
• M62: 23,693,161 km (0.049 R)
• M63: 23,744,473 km (0.038 R)
• M64: 24,675,271 km (0.111 R)
• M65: 25,460,211 km (0.097 R)
• M66: 25,618,037 km (0.119 R)
• M67: 25,670,845 km (0.082 R)
• M68: 25,935,035 km (0.101 R)
• M69: 26,412,701 km (0.027 R)
• M70: 26,839,803 km (0.073 R)
• M71: 26,946,915 km (0.084 R)
• M72: 27,000,471 km (0.079 R)
• M73: 28,789,661 km (0.082 R)
• M74: 29,064,174 km (0.064 R)
• M75: 29,505,038 km (0.116 R)
• M76: 30,170,450 km (0.028 R)
• M77: 30,672,799 km (0.104 R)
• M78: 31,516,083 km (0.08 R)
• M79: 31,572,631 km (0.099 R)
• M80: 31,629,179 km (0.113 R)
• M81: 32,709,574 km (0.061 R)
• M82: 33,975,621 km (0.105 R)
• M83: 34,672,897 km (0.103 R)
• M84: 35,257,525 km (0.062 R)
• M85: 35,786,503 km (0.039 R)
• M86: 35,904,536 km (0.066 R)
• M87: 36,199,842 km (0.091 R)
• M88: 36,318,174 km (0.063 R)
• M89: 36,614,677 km (0.095 R)
• M90: 36,852,388 km (0.119 R)
• M91: 37,150,387 km (0.104 R)
• M92: 38,833,363 km (0.037 R)
• M93: 38,893,950 km (0.094 R)
• M94: 39,015,125 km (0.104 R)
• M95: 39,440,431 km (0.098 R)
• M96: 39,928,420 km (0.097 R)
• M97: 40,910,231 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406.2

Radius: 5

Gravity: 16.25 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.04 AU - 6.64 AU

Year: 10150 Days

Day: 19.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 27,937,478 km

• M1: 91,255 km (0.113 R)
• M2: 129,402 km (0.067 R)
• M3: 585,975 km (0.113 R)
• M4: 689,048 km (0.112 R)
• M5: 863,180 km (0.117 R)
• M6: 1,033,272 km (0.094 R)
• M7: 1,921,884 km (0.1 R)
• M8: 2,327,593 km (0.061 R)
• M9: 2,468,664 km (0.112 R)
• M10: 2,685,581 km (0.112 R)
• M11: 3,189,277 km (0.071 R)
• M12: 3,586,011 km (0.106 R)
• M13: 4,281,341 km (0.11 R)
• M14: 4,600,135 km (0.093 R)
• M15: 4,896,638 km (0.082 R)
• M16: 5,291,426 km (0.092 R)
• M17: 5,353,061 km (0.066 R)
• M18: 5,727,953 km (0.083 R)
• M19: 5,759,518 km (0.1 R)
• M20: 5,918,541 km (0.059 R)
• M21: 6,735,046 km (0.113 R)
• M22: 7,105,450 km (0.108 R)
• M23: 7,173,517 km (0.046 R)
• M24: 7,207,476 km (0.083 R)
• M25: 7,275,992 km (0.038 R)
• M26: 7,725,683 km (0.105 R)
• M27: 7,936,167 km (0.08 R)
• M28: 8,543,086 km (0.103 R)
• M29: 8,651,843 km (0.118 R)
• M30: 8,833,904 km (0.072 R)
• M31: 8,980,510 km (0.086 R)
• M32: 9,462,514 km (0.064 R)
• M33: 9,650,110 km (0.089 R)
• M34: 9,763,355 km (0.117 R)
• M35: 10,220,377 km (0.032 R)
• M36: 10,645,534 km (0.03 R)
• M37: 11,632,880 km (0.057 R)
• M38: 11,713,214 km (0.041 R)
• M39: 12,402,860 km (0.075 R)
• M40: 12,690,537 km (0.118 R)
• M41: 13,314,659 km (0.101 R)
• M42: 13,356,696 km (0.12 R)
• M43: 13,440,621 km (0.051 R)
• M44: 13,906,169 km (0.066 R)
• M45: 14,205,066 km (0.066 R)
• M46: 14,333,870 km (0.12 R)
• M47: 14,592,524 km (0.099 R)
• M48: 14,939,891 km (0.055 R)
• M49: 15,202,136 km (0.099 R)
• M50: 16,626,457 km (0.068 R)
• M51: 16,989,232 km (0.068 R)
• M52: 17,217,219 km (0.091 R)
• M53: 18,000,065 km (0.094 R)
• M54: 18,841,553 km (0.101 R)
• M55: 19,030,345 km (0.081 R)
• M56: 19,695,906 km (0.089 R)
• M57: 19,887,391 km (0.119 R)
• M58: 20,079,625 km (0.086 R)
• M59: 20,127,646 km (0.047 R)
• M60: 20,708,384 km (0.101 R)
• M61: 21,245,441 km (0.069 R)
• M62: 21,638,883 km (0.094 R)
• M63: 21,737,618 km (0.07 R)
• M64: 21,985,202 km (0.112 R)
• M65: 22,283,500 km (0.095 R)
• M66: 23,236,888 km (0.101 R)
• M67: 23,287,302 km (0.102 R)
• M68: 25,131,245 km (0.089 R)
• M69: 25,443,007 km (0.096 R)
• M70: 25,703,906 km (0.108 R)
• M71: 25,756,116 km (0.065 R)
• M72: 26,123,079 km (0.119 R)
• M73: 26,703,220 km (0.06 R)
• M74: 26,968,307 km (0.067 R)
• M75: 27,768,806 km (0.098 R)
• M76: 28,145,044 km (0.074 R)
• M77: 28,685,392 km (0.107 R)
• M78: 28,956,912 km (0.084 R)
• M79: 29,065,669 km (0.079 R)
• M80: 30,271,728 km (0.106 R)
• M81: 30,382,280 km (0.106 R)
• M82: 30,548,184 km (0.037 R)
• M83: 31,159,142 km (0.1 R)
• M84: 31,214,942 km (0.073 R)
• M85: 31,438,292 km (0.083 R)
• M86: 31,494,092 km (0.082 R)
• M87: 31,550,041 km (0.117 R)
• M88: 33,528,922 km (0.093 R)
• M89: 33,643,215 km (0.065 R)
• M90: 34,562,194 km (0.116 R)
• M91: 35,024,751 km (0.116 R)
• M92: 35,955,998 km (0.11 R)
• M93: 37,545,924 km (0.082 R)
• M94: 38,021,346 km (0.101 R)
• M95: 38,319,495 km (0.04 R)
• M96: 38,379,334 km (0.073 R)
• M97: 40,003,667 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.4

Radius: 6.3

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7 AU - 7.32 AU

Year: 12182 Days

Day: 24.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 27,937,478 km

• M1: 88,263 km (0.087 R)
• M2: 175,478 km (0.088 R)
• M3: 362,176 km (0.085 R)
• M4: 408,701 km (0.088 R)
• M5: 540,048 km (0.101 R)
• M6: 972,536 km (0.082 R)
• M7: 1,039,855 km (0.092 R)
• M8: 1,080,845 km (0.077 R)
• M9: 1,309,580 km (0.079 R)
• M10: 1,384,229 km (0.104 R)
• M11: 1,553,424 km (0.078 R)
• M12: 1,632,562 km (0.12 R)
• M13: 1,761,964 km (0.114 R)
• M14: 1,911,711 km (0.066 R)
• M15: 2,241,425 km (0.102 R)
• M16: 2,836,376 km (0.068 R)
• M17: 3,644,653 km (0.08 R)
• M18: 3,921,858 km (0.111 R)
• M19: 4,073,999 km (0.071 R)
• M20: 4,183,953 km (0.069 R)
• M21: 4,272,515 km (0.078 R)
• M22: 4,317,095 km (0.11 R)
• M23: 4,451,584 km (0.046 R)
• M24: 4,863,576 km (0.119 R)
• M25: 5,121,334 km (0.086 R)
• M26: 5,168,756 km (0.115 R)
• M27: 5,504,304 km (0.114 R)
• M28: 5,577,158 km (0.111 R)
• M29: 5,995,883 km (0.108 R)
• M30: 6,247,057 km (0.061 R)
• M31: 6,399,348 km (0.062 R)
• M32: 6,578,566 km (0.062 R)
• M33: 6,785,460 km (0.114 R)
• M34: 8,043,578 km (0.103 R)
• M35: 8,292,659 km (0.088 R)
• M36: 9,285,091 km (0.114 R)
• M37: 9,372,007 km (0.108 R)
• M38: 10,404,532 km (0.1 R)
• M39: 10,736,490 km (0.114 R)
• M40: 11,010,702 km (0.117 R)
• M41: 11,102,705 km (0.063 R)
• M42: 11,194,857 km (0.043 R)
• M43: 12,479,754 km (0.093 R)
• M44: 12,735,865 km (0.095 R)
• M45: 13,123,324 km (0.11 R)
• M46: 13,843,637 km (0.078 R)
• M47: 14,009,242 km (0.077 R)
• M48: 14,108,874 km (0.063 R)
• M49: 14,409,117 km (0.099 R)
• M50: 14,846,541 km (0.117 R)
• M51: 15,186,129 km (0.033 R)
• M52: 15,459,594 km (0.11 R)
• M53: 15,562,517 km (0.117 R)
• M54: 15,700,147 km (0.103 R)
• M55: 16,289,563 km (0.108 R)
• M56: 16,464,293 km (0.083 R)
• M57: 17,776,715 km (0.106 R)
• M58: 18,137,246 km (0.097 R)
• M59: 18,572,875 km (0.077 R)
• M60: 19,603,006 km (0.097 R)
• M61: 19,975,355 km (0.092 R)
• M62: 21,182,610 km (0.069 R)
• M63: 21,411,494 km (0.032 R)
• M64: 21,526,386 km (0.088 R)
• M65: 22,452,097 km (0.108 R)
• M66: 23,076,369 km (0.066 R)
• M67: 23,154,908 km (0.043 R)
• M68: 23,746,119 km (0.033 R)
• M69: 23,983,979 km (0.09 R)
• M70: 24,182,795 km (0.053 R)
• M71: 24,342,266 km (0.098 R)
• M72: 24,662,107 km (0.113 R)
• M73: 24,862,867 km (0.102 R)
• M74: 24,983,592 km (0.057 R)
• M75: 25,144,709 km (0.082 R)
• M76: 25,711,685 km (0.076 R)
• M77: 25,996,669 km (0.086 R)
• M78: 26,487,799 km (0.069 R)
• M79: 26,940,632 km (0.107 R)
• M80: 27,271,542 km (0.101 R)
• M81: 27,396,008 km (0.108 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 10,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit