🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.83 AU - 1.01 AU

Year: 319 Days

Day: 25 Hours

Environment

Temp: 89 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.98 AU - 1.18 AU

Year: 406 Days

Day: 27.1 Hours

Environment

Temp: 24 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.1 AU - 1.12 AU

Year: 423 Days

Day: 25.7 Hours

Environment

Temp: 30 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.86 AU - 1.92 AU

Year: 940 Days

Day: 19.6 Hours

Environment

Temp: -67 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,999,640 km

• M1: 679,474 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.2

Radius: 12.5

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 6.37 AU - 7.05 AU

Year: 6286 Days

Day: 7.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 68,999,640 km

• M1: 219,310 km (0.087 R)
• M2: 344,823 km (0.09 R)
• M3: 456,872 km (0.088 R)
• M4: 642,972 km (0.079 R)
• M5: 778,358 km (0.106 R)
• M6: 870,061 km (0.086 R)
• M7: 1,022,352 km (0.08 R)
• M8: 1,339,200 km (0.091 R)
• M9: 1,501,215 km (0.106 R)
• M10: 1,601,744 km (0.068 R)
• M11: 1,990,250 km (0.04 R)
• M12: 2,120,101 km (0.065 R)
• M13: 2,388,629 km (0.054 R)
• M14: 2,487,364 km (0.111 R)
• M15: 2,587,445 km (0.072 R)
• M16: 2,791,646 km (0.077 R)
• M17: 3,129,737 km (0.036 R)
• M18: 3,281,878 km (0.112 R)
• M19: 3,369,991 km (0.094 R)
• M20: 3,661,707 km (0.104 R)
• M21: 3,822,375 km (0.079 R)
• M22: 4,198,315 km (0.085 R)
• M23: 4,488,086 km (0.085 R)
• M24: 4,709,939 km (0.034 R)
• M25: 4,910,101 km (0.101 R)
• M26: 5,189,999 km (0.091 R)
• M27: 5,553,821 km (0.115 R)
• M28: 5,738,874 km (0.039 R)
• M29: 6,006,803 km (0.106 R)
• M30: 6,333,824 km (0.082 R)
• M31: 6,722,928 km (0.077 R)
• M32: 7,033,942 km (0.049 R)
• M33: 7,176,958 km (0.071 R)
• M34: 7,641,160 km (0.059 R)
• M35: 7,788,215 km (0.114 R)
• M36: 7,936,167 km (0.079 R)
• M37: 9,153,894 km (0.105 R)
• M38: 10,201,827 km (0.075 R)
• M39: 10,461,678 km (0.086 R)
• M40: 11,154,167 km (0.073 R)
• M41: 11,455,457 km (0.094 R)
• M42: 11,624,054 km (0.075 R)
• M43: 11,827,357 km (0.069 R)
• M44: 11,929,533 km (0.118 R)
• M45: 12,652,838 km (0.108 R)
• M46: 12,827,120 km (0.119 R)
• M47: 13,746,249 km (0.113 R)
• M48: 13,997,424 km (0.095 R)
• M49: 14,213,892 km (0.108 R)
• M50: 14,869,879 km (0.06 R)
• M51: 15,017,083 km (0.11 R)
• M52: 16,439,011 km (0.106 R)
• M53: 16,705,594 km (0.039 R)
• M54: 16,973,674 km (0.112 R)
• M55: 17,204,653 km (0.067 R)
• M56: 17,397,933 km (0.093 R)
• M57: 17,708,498 km (0.116 R)
• M58: 17,981,963 km (0.07 R)
• M59: 18,060,203 km (0.071 R)
• M60: 18,532,783 km (0.108 R)
• M61: 18,730,850 km (0.109 R)
• M62: 19,249,207 km (0.098 R)
• M63: 19,329,391 km (0.028 R)
• M64: 19,449,967 km (0.082 R)
• M65: 20,463,493 km (0.102 R)
• M66: 20,791,411 km (0.118 R)
• M67: 20,873,690 km (0.072 R)
• M68: 21,953,188 km (0.109 R)
• M69: 23,135,759 km (0.103 R)
• M70: 23,950,021 km (0.11 R)
• M71: 24,079,572 km (0.109 R)
• M72: 24,339,125 km (0.082 R)
• M73: 24,556,191 km (0.116 R)
• M74: 26,404,473 km (0.057 R)
• M75: 26,985,511 km (0.106 R)
• M76: 27,435,501 km (0.051 R)
• M77: 28,114,975 km (0.05 R)
• M78: 29,352,149 km (0.111 R)
• M79: 29,722,105 km (0.077 R)
• M80: 30,935,194 km (0.116 R)
• M81: 31,264,459 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.8

Radius: 9

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.63 AU - 10.15 AU

Year: 9586 Days

Day: 8 Hours

Environment

Temp: -173 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 68,999,640 km

• M1: 294,558 km (0.064 R)
• M2: 378,333 km (0.099 R)
• M3: 708,047 km (0.107 R)
• M4: 803,341 km (0.065 R)
• M5: 1,330,224 km (0.118 R)
• M6: 1,419,684 km (0.105 R)
• M7: 1,511,238 km (0.026 R)
• M8: 1,668,465 km (0.064 R)
• M9: 2,154,509 km (0.062 R)
• M10: 3,169,530 km (0.084 R)
• M11: 3,250,014 km (0.089 R)
• M12: 3,474,859 km (0.112 R)
• M13: 3,725,885 km (0.114 R)
• M14: 4,334,748 km (0.081 R)
• M15: 4,424,357 km (0.078 R)
• M16: 4,788,628 km (0.08 R)
• M17: 5,233,831 km (0.088 R)
• M18: 5,839,852 km (0.113 R)
• M19: 6,113,616 km (0.085 R)
• M20: 6,468,014 km (0.097 R)
• M21: 8,394,535 km (0.086 R)
• M22: 8,987,690 km (0.063 R)
• M23: 9,102,282 km (0.08 R)
• M24: 9,682,124 km (0.058 R)
• M25: 10,333,772 km (0.105 R)
• M26: 10,423,830 km (0.111 R)
• M27: 10,969,114 km (0.084 R)
• M28: 11,152,970 km (0.066 R)
• M29: 11,648,289 km (0.075 R)
• M30: 12,119,073 km (0.11 R)
• M31: 12,949,940 km (0.086 R)
• M32: 13,274,417 km (0.095 R)
• M33: 13,964,512 km (0.057 R)
• M34: 14,835,022 km (0.063 R)
• M35: 15,276,785 km (0.119 R)
• M36: 15,413,667 km (0.105 R)
• M37: 15,654,071 km (0.085 R)
• M38: 15,826,557 km (0.111 R)
• M39: 16,278,044 km (0.105 R)
• M40: 16,487,780 km (0.065 R)
• M41: 17,442,962 km (0.099 R)
• M42: 18,270,687 km (0.112 R)
• M43: 18,561,655 km (0.107 R)
• M44: 19,443,684 km (0.059 R)
• M45: 19,740,636 km (0.095 R)
• M46: 19,852,385 km (0.113 R)
• M47: 20,001,834 km (0.047 R)
• M48: 20,188,981 km (0.12 R)
• M49: 20,640,766 km (0.088 R)
• M50: 21,095,843 km (0.068 R)
• M51: 21,439,320 km (0.071 R)
• M52: 21,554,211 km (0.1 R)
• M53: 21,938,677 km (0.071 R)
• M54: 22,792,582 km (0.076 R)
• M55: 23,262,918 km (0.089 R)
• M56: 24,093,635 km (0.103 R)
• M57: 24,412,727 km (0.095 R)
• M58: 26,849,826 km (0.085 R)
• M59: 27,263,464 km (0.111 R)
• M60: 27,595,870 km (0.119 R)
• M61: 27,971,511 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.2

Radius: 10.8

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 11.79 AU - 11.83 AU

Year: 14678 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 68,999,640 km

• M1: 177,722 km (0.115 R)
• M2: 347,815 km (0.115 R)
• M3: 482,154 km (0.101 R)
• M4: 557,102 km (0.09 R)
• M5: 978,220 km (0.106 R)
• M6: 1,578,407 km (0.103 R)
• M7: 1,891,665 km (0.119 R)
• M8: 1,992,045 km (0.114 R)
• M9: 2,198,341 km (0.099 R)
• M10: 2,493,497 km (0.064 R)
• M11: 2,576,375 km (0.103 R)
• M12: 2,716,398 km (0.075 R)
• M13: 2,830,242 km (0.06 R)
• M14: 2,945,881 km (0.027 R)
• M15: 3,332,293 km (0.05 R)
• M16: 3,423,846 km (0.112 R)
• M17: 4,153,286 km (0.11 R)
• M18: 4,418,224 km (0.081 R)
• M19: 4,485,393 km (0.117 R)
• M20: 5,532,728 km (0.069 R)
• M21: 5,861,245 km (0.095 R)
• M22: 6,233,893 km (0.115 R)
• M23: 6,846,047 km (0.066 R)
• M24: 7,002,228 km (0.118 R)
• M25: 7,119,961 km (0.026 R)
• M26: 7,238,592 km (0.091 R)
• M27: 7,357,672 km (0.115 R)
• M28: 8,543,235 km (0.113 R)
• M29: 9,655,944 km (0.081 R)
• M30: 10,677,997 km (0.072 R)
• M31: 12,298,441 km (0.084 R)
• M32: 12,488,430 km (0.083 R)
• M33: 13,502,255 km (0.116 R)
• M34: 13,747,446 km (0.047 R)
• M35: 13,895,398 km (0.111 R)
• M36: 14,043,799 km (0.068 R)
• M37: 14,192,799 km (0.101 R)
• M38: 14,492,144 km (0.03 R)
• M39: 14,894,712 km (0.037 R)
• M40: 14,995,990 km (0.059 R)
• M41: 15,250,007 km (0.057 R)
• M42: 15,556,683 km (0.086 R)
• M43: 16,176,317 km (0.105 R)
• M44: 16,384,707 km (0.067 R)
• M45: 18,029,386 km (0.06 R)
• M46: 18,299,560 km (0.064 R)
• M47: 18,571,080 km (0.05 R)
• M48: 19,837,276 km (0.117 R)
• M49: 20,228,026 km (0.118 R)
• M50: 23,563,460 km (0.056 R)
• M51: 24,393,878 km (0.1 R)
• M52: 25,053,006 km (0.051 R)
• M53: 25,233,870 km (0.112 R)
• M54: 25,778,855 km (0.106 R)
• M55: 26,572,771 km (0.099 R)
• M56: 27,003,762 km (0.116 R)
• M57: 29,637,283 km (0.075 R)
• M58: 29,828,469 km (0.11 R)
• M59: 30,468,898 km (0.106 R)
• M60: 30,984,561 km (0.098 R)
• M61: 32,417,260 km (0.108 R)
• M62: 33,009,518 km (0.104 R)
• M63: 34,942,472 km (0.087 R)
• M64: 35,346,985 km (0.082 R)
• M65: 36,433,215 km (0.111 R)
• M66: 36,706,381 km (0.064 R)
• M67: 37,461,401 km (0.112 R)
• M68: 38,986,701 km (0.029 R)
• M69: 39,336,162 km (0.113 R)
• M70: 40,320,366 km (0.081 R)
• M71: 40,673,716 km (0.113 R)
• M72: 41,170,381 km (0.094 R)
• M73: 41,883,215 km (0.12 R)
• M74: 45,361,216 km (0.06 R)
• M75: 46,985,998 km (0.105 R)
• M76: 47,581,548 km (0.11 R)
• M77: 48,104,691 km (0.085 R)
• M78: 48,179,640 km (0.111 R)
• M79: 48,404,485 km (0.082 R)
• M80: 49,006,018 km (0.038 R)
• M81: 49,761,338 km (0.08 R)
• M82: 50,216,415 km (0.067 R)
• M83: 50,825,278 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 209.4

Radius: 4.8

Gravity: 9.09 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 18.84 AU - 20.24 AU

Year: 31238 Days

Day: 16.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 68,999,640 km

• M1: 332,257 km (0.118 R)
• M2: 382,671 km (0.073 R)
• M3: 473,028 km (0.098 R)
• M4: 570,417 km (0.117 R)
• M5: 611,257 km (0.095 R)
• M6: 900,878 km (0.114 R)
• M7: 948,899 km (0.061 R)
• M8: 1,561,503 km (0.119 R)
• M9: 1,738,028 km (0.047 R)
• M10: 1,890,169 km (0.098 R)
• M11: 2,142,391 km (0.053 R)
• M12: 2,174,704 km (0.105 R)
• M13: 2,643,694 km (0.118 R)
• M14: 2,854,178 km (0.099 R)
• M15: 3,403,501 km (0.066 R)
• M16: 4,680,319 km (0.119 R)
• M17: 6,458,589 km (0.099 R)
• M18: 6,884,494 km (0.081 R)
• M19: 6,932,365 km (0.112 R)
• M20: 7,076,727 km (0.066 R)
• M21: 8,368,804 km (0.051 R)
• M22: 9,678,085 km (0.031 R)
• M23: 10,383,588 km (0.061 R)
• M24: 10,937,549 km (0.083 R)
• M25: 11,105,697 km (0.094 R)
• M26: 11,444,387 km (0.096 R)
• M27: 12,715,071 km (0.082 R)
• M28: 13,727,250 km (0.108 R)
• M29: 14,151,510 km (0.056 R)
• M30: 14,212,396 km (0.112 R)
• M31: 15,137,210 km (0.085 R)
• M32: 15,638,363 km (0.104 R)
• M33: 15,891,034 km (0.045 R)
• M34: 16,400,265 km (0.025 R)
• M35: 16,915,031 km (0.066 R)
• M36: 18,224,611 km (0.118 R)
• M37: 18,357,304 km (0.093 R)
• M38: 18,690,608 km (0.04 R)
• M39: 18,958,688 km (0.073 R)
• M40: 20,939,962 km (0.119 R)
• M41: 21,288,076 km (0.039 R)
• M42: 21,919,678 km (0.105 R)
• M43: 22,771,339 km (0.096 R)
• M44: 23,923,542 km (0.087 R)
• M45: 25,761,651 km (0.06 R)
• M46: 26,359,294 km (0.079 R)
• M47: 26,886,029 km (0.114 R)
• M48: 28,410,132 km (0.052 R)
• M49: 29,571,310 km (0.117 R)
• M50: 30,827,035 km (0.082 R)
• M51: 31,381,893 km (0.095 R)
• M52: 31,620,652 km (0.12 R)
• M53: 32,020,078 km (0.109 R)
• M54: 32,100,113 km (0.077 R)
• M55: 32,985,283 km (0.116 R)
• M56: 33,552,708 km (0.097 R)
• M57: 34,368,914 km (0.059 R)
• M58: 34,697,132 km (0.114 R)
• M59: 35,191,553 km (0.066 R)
• M60: 35,439,736 km (0.089 R)
• M61: 37,276,648 km (0.072 R)
• M62: 37,698,514 km (0.102 R)
• M63: 38,973,387 km (0.111 R)
• M64: 40,781,726 km (0.046 R)
• M65: 41,914,930 km (0.1 R)
• M66: 42,970,044 km (0.083 R)
• M67: 43,235,281 km (0.115 R)
• M68: 44,927,083 km (0.077 R)
• M69: 45,016,692 km (0.084 R)
• M70: 45,916,523 km (0.117 R)
• M71: 46,277,952 km (0.108 R)
• M72: 47,277,116 km (0.088 R)
• M73: 47,550,880 km (0.09 R)
• M74: 47,825,093 km (0.056 R)
• M75: 48,191,608 km (0.063 R)
• M76: 48,927,330 km (0.093 R)
• M77: 50,316,945 km (0.113 R)
• M78: 50,782,942 km (0.073 R)
• M79: 51,250,435 km (0.077 R)
• M80: 53,324,311 km (0.098 R)
• M81: 53,609,295 km (0.058 R)
• M82: 54,085,315 km (0.09 R)
• M83: 54,467,089 km (0.1 R)
• M84: 56,583,001 km (0.115 R)
• M85: 57,553,592 km (0.073 R)
• M86: 58,236,207 km (0.095 R)
• M87: 59,314,509 km (0.097 R)
• M88: 60,696,344 km (0.064 R)
• M89: 64,904,831 km (0.094 R)
• M90: 65,818,874 km (0.066 R)
• M91: 67,659,676 km (0.108 R)
• M92: 68,586,435 km (0.115 R)
• M93: 68,689,658 km (0.112 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 18,368 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit