🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.49 AU - 0.79 AU

Year: 195 Days

Day: 35 Hours

Environment

Temp: 119 °C

Axial Tilt: 47.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 90,141,023 km

• M1: 328,367 km (0.086 R)
• M2: 524,789 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.56 AU - 0.86 AU

Year: 228 Days

Day: 47.8 Hours

Environment

Temp: 97 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,141,023 km

• M1: 151,842 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.77 AU - 1.11 AU

Year: 347 Days

Day: 21.1 Hours

Environment

Temp: 20 °C

Axial Tilt: 37.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 90,141,023 km

• M1: 223,948 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.11 AU - 4.11 AU

Year: 2612 Days

Day: 35.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,141,023 km

• M1: 2,806,157 km (0.077 R)

Asteroid Belt

Center: 4.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.4

Radius: 9.4

Gravity: 10.56 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.03 AU - 4.83 AU

Year: 3551 Days

Day: 7.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 90,141,023 km

• M1: 156,180 km (0.064 R)
• M2: 361,728 km (0.059 R)
• M3: 440,566 km (0.095 R)
• M4: 536,458 km (0.119 R)
• M5: 650,900 km (0.099 R)
• M6: 869,313 km (0.071 R)
• M7: 1,071,570 km (0.117 R)
• M8: 1,137,991 km (0.067 R)
• M9: 1,360,293 km (0.097 R)
• M10: 1,447,509 km (0.053 R)
• M11: 1,767,200 km (0.072 R)
• M12: 2,296,627 km (0.082 R)
• M13: 2,418,848 km (0.068 R)
• M14: 2,489,757 km (0.096 R)
• M15: 2,633,521 km (0.047 R)
• M16: 3,100,565 km (0.088 R)
• M17: 3,294,744 km (0.111 R)
• M18: 3,633,882 km (0.118 R)
• M19: 3,797,542 km (0.12 R)
• M20: 4,068,464 km (0.093 R)
• M21: 4,941,666 km (0.108 R)
• M22: 5,009,434 km (0.049 R)
• M23: 5,168,906 km (0.105 R)
• M24: 5,330,023 km (0.112 R)
• M25: 5,799,461 km (0.078 R)
• M26: 6,063,351 km (0.081 R)
• M27: 6,184,675 km (0.091 R)
• M28: 6,331,281 km (0.104 R)
• M29: 7,106,946 km (0.096 R)
• M30: 7,260,583 km (0.061 R)
• M31: 7,389,387 km (0.073 R)
• M32: 7,912,531 km (0.072 R)
• M33: 8,045,224 km (0.078 R)
• M34: 8,366,560 km (0.087 R)
• M35: 8,474,719 km (0.1 R)
• M36: 8,555,951 km (0.115 R)
• M37: 9,355,851 km (0.116 R)
• M38: 9,807,487 km (0.082 R)
• M39: 10,064,646 km (0.089 R)
• M40: 10,266,154 km (0.076 R)
• M41: 10,527,202 km (0.108 R)
• M42: 10,702,531 km (0.086 R)
• M43: 10,819,965 km (0.107 R)
• M44: 11,563,317 km (0.097 R)
• M45: 12,108,900 km (0.067 R)
• M46: 12,662,712 km (0.118 R)
• M47: 12,755,911 km (0.094 R)
• M48: 13,287,881 km (0.056 R)
• M49: 13,859,196 km (0.078 R)
• M50: 14,341,349 km (0.11 R)
• M51: 14,698,440 km (0.067 R)
• M52: 14,927,175 km (0.086 R)
• M53: 15,091,284 km (0.09 R)
• M54: 15,388,235 km (0.084 R)
• M55: 15,987,973 km (0.116 R)
• M56: 16,493,464 km (0.059 R)
• M57: 16,765,284 km (0.059 R)
• M58: 16,833,500 km (0.078 R)
• M59: 16,901,867 km (0.107 R)
• M60: 17,210,188 km (0.037 R)
• M61: 17,555,011 km (0.116 R)
• M62: 17,693,688 km (0.081 R)
• M63: 17,971,940 km (0.116 R)
• M64: 18,146,521 km (0.084 R)
• M65: 18,673,853 km (0.044 R)
• M66: 19,313,384 km (0.085 R)
• M67: 19,779,681 km (0.082 R)
• M68: 20,068,405 km (0.116 R)
• M69: 20,358,625 km (0.11 R)
• M70: 21,830,368 km (0.092 R)
• M71: 21,904,868 km (0.064 R)
• M72: 23,070,236 km (0.119 R)
• M73: 24,140,160 km (0.066 R)
• M74: 24,448,780 km (0.079 R)
• M75: 24,526,122 km (0.09 R)
• M76: 24,642,360 km (0.094 R)
• M77: 24,836,388 km (0.05 R)
• M78: 25,070,060 km (0.089 R)
• M79: 25,265,136 km (0.089 R)
• M80: 26,446,959 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.5

Radius: 12.2

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.49 AU - 6.87 AU

Year: 5155 Days

Day: 6.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 90,141,023 km

• M1: 212,579 km (0.119 R)
• M2: 457,470 km (0.118 R)
• M3: 804,986 km (0.105 R)
• M4: 987,196 km (0.118 R)
• M5: 1,091,167 km (0.118 R)
• M6: 1,477,429 km (0.088 R)
• M7: 2,392,070 km (0.115 R)
• M8: 2,597,468 km (0.049 R)
• M9: 3,248,817 km (0.078 R)
• M10: 3,430,878 km (0.099 R)
• M11: 3,781,685 km (0.113 R)
• M12: 4,022,088 km (0.104 R)
• M13: 4,492,574 km (0.059 R)
• M14: 4,980,861 km (0.112 R)
• M15: 5,191,645 km (0.045 R)
• M16: 5,513,280 km (0.073 R)
• M17: 5,594,661 km (0.1 R)
• M18: 5,676,491 km (0.096 R)
• M19: 6,374,216 km (0.071 R)
• M20: 6,603,250 km (0.096 R)
• M21: 6,747,762 km (0.052 R)
• M22: 7,010,605 km (0.063 R)
• M23: 7,576,683 km (0.083 R)
• M24: 7,849,849 km (0.095 R)
• M25: 8,312,705 km (0.082 R)
• M26: 8,437,619 km (0.117 R)
• M27: 8,657,678 km (0.054 R)
• M28: 8,784,237 km (0.116 R)
• M29: 8,943,410 km (0.094 R)
• M30: 9,135,792 km (0.099 R)
• M31: 9,622,434 km (0.095 R)
• M32: 10,385,234 km (0.065 R)
• M33: 11,792,800 km (0.077 R)
• M34: 12,074,493 km (0.107 R)
• M35: 12,180,707 km (0.073 R)
• M36: 12,501,146 km (0.076 R)
• M37: 12,716,268 km (0.116 R)
• M38: 13,552,520 km (0.071 R)
• M39: 15,163,390 km (0.082 R)
• M40: 15,662,299 km (0.029 R)
• M41: 15,778,087 km (0.109 R)
• M42: 16,088,653 km (0.085 R)
• M43: 16,440,357 km (0.108 R)
• M44: 16,636,779 km (0.117 R)
• M45: 17,032,017 km (0.09 R)
• M46: 17,151,246 km (0.094 R)
• M47: 17,993,482 km (0.059 R)
• M48: 18,155,497 km (0.108 R)
• M49: 18,603,243 km (0.065 R)
• M50: 19,137,308 km (0.036 R)
• M51: 19,302,613 km (0.105 R)
• M52: 19,759,784 km (0.114 R)
• M53: 19,926,885 km (0.047 R)
• M54: 20,262,583 km (0.085 R)
• M55: 20,431,030 km (0.104 R)
• M56: 20,515,553 km (0.105 R)
• M57: 20,727,084 km (0.035 R)
• M58: 21,024,634 km (0.077 R)
• M59: 21,237,961 km (0.089 R)
• M60: 21,795,961 km (0.074 R)
• M61: 22,445,964 km (0.105 R)
• M62: 23,499,133 km (0.102 R)
• M63: 24,254,901 km (0.065 R)
• M64: 24,613,338 km (0.083 R)
• M65: 25,018,598 km (0.091 R)
• M66: 25,244,641 km (0.088 R)
• M67: 25,516,909 km (0.055 R)
• M68: 25,653,492 km (0.051 R)
• M69: 26,431,550 km (0.066 R)
• M70: 26,569,629 km (0.082 R)
• M71: 27,170,863 km (0.077 R)
• M72: 27,263,763 km (0.083 R)
• M73: 27,823,409 km (0.106 R)
• M74: 28,717,256 km (0.113 R)
• M75: 29,191,481 km (0.089 R)
• M76: 30,147,860 km (0.101 R)
• M77: 31,552,584 km (0.068 R)
• M78: 31,748,109 km (0.094 R)
• M79: 32,830,150 km (0.104 R)
• M80: 33,276,401 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.2

Radius: 12

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.48 AU - 5.96 AU

Year: 5209 Days

Day: 5.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 90,141,023 km

• M1: 164,857 km (0.075 R)
• M2: 253,868 km (0.097 R)
• M3: 359,633 km (0.052 R)
• M4: 594,053 km (0.031 R)
• M5: 675,734 km (0.051 R)
• M6: 770,878 km (0.069 R)
• M7: 908,657 km (0.09 R)
• M8: 1,544,448 km (0.069 R)
• M9: 1,638,396 km (0.077 R)
• M10: 1,844,841 km (0.077 R)
• M11: 1,945,072 km (0.062 R)
• M12: 2,627,387 km (0.114 R)
• M13: 2,740,783 km (0.071 R)
• M14: 2,899,656 km (0.03 R)
• M15: 3,061,520 km (0.077 R)
• M16: 3,196,308 km (0.064 R)
• M17: 3,348,300 km (0.058 R)
• M18: 3,487,276 km (0.098 R)
• M19: 3,644,055 km (0.063 R)
• M20: 4,029,718 km (0.065 R)
• M21: 4,111,697 km (0.113 R)
• M22: 4,227,636 km (0.082 R)
• M23: 4,344,472 km (0.112 R)
• M24: 4,530,422 km (0.11 R)
• M25: 4,840,389 km (0.035 R)
• M26: 5,282,600 km (0.079 R)
• M27: 5,444,914 km (0.107 R)
• M28: 5,998,276 km (0.087 R)
• M29: 6,148,772 km (0.093 R)
• M30: 6,473,100 km (0.119 R)
• M31: 6,608,187 km (0.053 R)
• M32: 7,178,304 km (0.065 R)
• M33: 7,338,374 km (0.098 R)
• M34: 7,540,032 km (0.1 R)
• M35: 7,805,119 km (0.066 R)
• M36: 8,239,701 km (0.046 R)
• M37: 9,046,333 km (0.096 R)
• M38: 9,197,726 km (0.108 R)
• M39: 9,989,248 km (0.056 R)
• M40: 10,280,515 km (0.107 R)
• M41: 10,461,230 km (0.096 R)
• M42: 10,597,364 km (0.057 R)
• M43: 10,711,357 km (0.039 R)
• M44: 11,217,596 km (0.068 R)
• M45: 11,333,684 km (0.039 R)
• M46: 11,543,720 km (0.116 R)
• M47: 11,802,225 km (0.079 R)
• M48: 11,920,407 km (0.105 R)
• M49: 12,134,033 km (0.103 R)
• M50: 12,301,134 km (0.083 R)
• M51: 13,172,392 km (0.059 R)
• M52: 13,491,933 km (0.047 R)
• M53: 13,714,684 km (0.112 R)
• M54: 14,871,973 km (0.081 R)
• M55: 15,076,473 km (0.094 R)
• M56: 15,981,989 km (0.077 R)
• M57: 16,112,887 km (0.106 R)
• M58: 17,548,279 km (0.086 R)
• M59: 17,656,139 km (0.118 R)
• M60: 17,737,371 km (0.062 R)
• M61: 18,090,272 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884.1

Radius: 7.8

Gravity: 14.53 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 14.24 AU - 16.28 AU

Year: 22700 Days

Day: 21.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 90,141,023 km

• M1: 105,018 km (0.114 R)
• M2: 262,395 km (0.084 R)
• M3: 496,515 km (0.071 R)
• M4: 1,073,664 km (0.077 R)
• M5: 1,729,052 km (0.114 R)
• M6: 1,983,518 km (0.099 R)
• M7: 2,096,315 km (0.082 R)
• M8: 2,328,491 km (0.078 R)
• M9: 2,447,571 km (0.113 R)
• M10: 2,568,895 km (0.059 R)
• M11: 2,692,014 km (0.038 R)
• M12: 3,382,109 km (0.089 R)
• M13: 5,068,675 km (0.087 R)
• M14: 5,171,898 km (0.075 R)
• M15: 5,380,437 km (0.103 R)
• M16: 6,520,074 km (0.106 R)
• M17: 7,320,123 km (0.067 R)
• M18: 7,554,393 km (0.116 R)
• M19: 7,672,426 km (0.032 R)
• M20: 8,090,402 km (0.084 R)
• M21: 8,886,413 km (0.042 R)
• M22: 10,094,116 km (0.073 R)
• M23: 10,617,858 km (0.085 R)
• M24: 10,683,981 km (0.077 R)
• M25: 10,816,524 km (0.092 R)
• M26: 10,883,095 km (0.117 R)
• M27: 11,623,755 km (0.081 R)
• M28: 11,828,554 km (0.085 R)
• M29: 12,380,570 km (0.097 R)
• M30: 13,153,243 km (0.11 R)
• M31: 13,725,006 km (0.102 R)
• M32: 15,864,854 km (0.058 R)
• M33: 16,396,675 km (0.111 R)
• M34: 18,502,564 km (0.084 R)
• M35: 19,142,693 km (0.118 R)
• M36: 21,356,293 km (0.099 R)
• M37: 21,439,918 km (0.113 R)
• M38: 21,607,318 km (0.119 R)
• M39: 22,450,751 km (0.062 R)
• M40: 22,791,236 km (0.095 R)
• M41: 23,047,646 km (0.074 R)
• M42: 24,344,061 km (0.041 R)
• M43: 24,957,114 km (0.088 R)
• M44: 25,575,252 km (0.119 R)
• M45: 27,278,573 km (0.12 R)
• M46: 27,550,841 km (0.073 R)
• M47: 31,171,409 km (0.1 R)
• M48: 31,266,105 km (0.107 R)
• M49: 31,932,413 km (0.047 R)
• M50: 32,123,600 km (0.077 R)
• M51: 32,219,342 km (0.093 R)
• M52: 33,278,794 km (0.048 R)
• M53: 35,629,725 km (0.09 R)
• M54: 37,126,003 km (0.099 R)
• M55: 39,460,029 km (0.092 R)
• M56: 39,767,901 km (0.115 R)
• M57: 40,282,967 km (0.116 R)
• M58: 43,630,668 km (0.109 R)
• M59: 47,611,318 km (0.09 R)
• M60: 48,597,018 km (0.101 R)
• M61: 51,706,410 km (0.115 R)
• M62: 52,832,433 km (0.101 R)
• M63: 53,058,475 km (0.101 R)
• M64: 53,738,996 km (0.085 R)
• M65: 55,682,571 km (0.117 R)
• M66: 56,605,142 km (0.099 R)
• M67: 56,952,358 km (0.091 R)
• M68: 60,345,687 km (0.117 R)
• M69: 60,937,197 km (0.061 R)
• M70: 61,055,828 km (0.089 R)
• M71: 62,484,487 km (0.113 R)
• M72: 62,843,373 km (0.086 R)
• M73: 63,924,217 km (0.048 R)
• M74: 64,406,521 km (0.099 R)
• M75: 65,739,139 km (0.07 R)
• M76: 67,203,253 km (0.105 R)
• M77: 68,677,989 km (0.082 R)
• M78: 70,661,058 km (0.107 R)
• M79: 70,785,524 km (0.101 R)
• M80: 70,910,139 km (0.052 R)
• M81: 71,034,903 km (0.114 R)
• M82: 71,284,582 km (0.084 R)
• M83: 71,784,688 km (0.062 R)
• M84: 72,035,264 km (0.105 R)
• M85: 73,166,075 km (0.065 R)
• M86: 75,191,031 km (0.069 R)
• M87: 79,554,801 km (0.05 R)
• M88: 81,244,958 km (0.076 R)
• M89: 81,898,102 km (0.099 R)
• M90: 83,999,952 km (0.106 R)
• M91: 87,319,529 km (0.116 R)
• M92: 88,122,720 km (0.088 R)
• M93: 88,659,328 km (0.119 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 14,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit