🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.44 AU - 0.72 AU

Year: 290 Days

Day: 35.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,526,661 km

• M1: 230,979 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.7

Radius: 10.2

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.87 AU - 1.13 AU

Year: 656 Days

Day: 7 Hours

Environment

Temp: -150 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 35,526,661 km

• M1: 166,353 km (0.04 R)
• M2: 274,213 km (0.102 R)
• M3: 495,917 km (0.054 R)
• M4: 564,134 km (0.065 R)
• M5: 653,443 km (0.108 R)
• M6: 771,626 km (0.11 R)
• M7: 927,507 km (0.117 R)
• M8: 999,314 km (0.079 R)
• M9: 1,094,308 km (0.114 R)
• M10: 1,203,814 km (0.119 R)
• M11: 1,375,253 km (0.06 R)
• M12: 1,530,386 km (0.117 R)
• M13: 1,660,088 km (0.081 R)
• M14: 1,774,231 km (0.112 R)
• M15: 2,057,868 km (0.105 R)
• M16: 2,229,457 km (0.091 R)
• M17: 2,363,198 km (0.112 R)
• M18: 2,492,301 km (0.102 R)
• M19: 2,572,335 km (0.107 R)
• M20: 2,645,938 km (0.111 R)
• M21: 2,833,084 km (0.106 R)
• M22: 2,978,194 km (0.092 R)
• M23: 3,110,289 km (0.112 R)
• M24: 3,348,000 km (0.116 R)
• M25: 3,591,845 km (0.071 R)
• M26: 3,715,862 km (0.071 R)
• M27: 3,824,619 km (0.107 R)
• M28: 3,968,383 km (0.113 R)
• M29: 4,079,534 km (0.069 R)
• M30: 4,217,762 km (0.099 R)
• M31: 4,340,133 km (0.115 R)
• M32: 4,419,420 km (0.075 R)
• M33: 4,490,180 km (0.108 R)
• M34: 4,588,316 km (0.1 R)
• M35: 4,859,388 km (0.113 R)
• M36: 4,960,067 km (0.057 R)
• M37: 5,107,870 km (0.097 R)
• M38: 5,464,661 km (0.1 R)
• M39: 5,732,740 km (0.1 R)
• M40: 5,829,530 km (0.103 R)
• M41: 5,917,194 km (0.105 R)
• M42: 6,005,307 km (0.087 R)
• M43: 6,262,167 km (0.074 R)
• M44: 6,421,937 km (0.069 R)
• M45: 6,858,314 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.6

Radius: 12

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.88 AU - 2.64 AU

Year: 2229 Days

Day: 11.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,526,661 km

• M1: 200,012 km (0.051 R)
• M2: 303,085 km (0.098 R)
• M3: 672,293 km (0.12 R)
• M4: 820,395 km (0.069 R)
• M5: 957,426 km (0.069 R)
• M6: 1,078,900 km (0.068 R)
• M7: 1,260,960 km (0.111 R)
• M8: 1,690,306 km (0.05 R)
• M9: 1,993,242 km (0.102 R)
• M10: 2,371,126 km (0.096 R)
• M11: 2,691,266 km (0.106 R)
• M12: 2,785,363 km (0.11 R)
• M13: 2,887,389 km (0.085 R)
• M14: 3,018,436 km (0.057 R)
• M15: 3,130,335 km (0.114 R)
• M16: 3,301,027 km (0.117 R)
• M17: 3,584,814 km (0.066 R)
• M18: 3,696,264 km (0.059 R)
• M19: 3,793,652 km (0.117 R)
• M20: 4,037,198 km (0.074 R)
• M21: 4,262,492 km (0.032 R)
• M22: 4,412,389 km (0.106 R)
• M23: 4,815,107 km (0.114 R)
• M24: 5,314,165 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.4

Radius: 12.3

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.24 AU - 3 AU

Year: 2782 Days

Day: 10.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 35,526,661 km

• M1: 195,375 km (0.062 R)
• M2: 360,531 km (0.11 R)
• M3: 470,037 km (0.1 R)
• M4: 561,740 km (0.071 R)
• M5: 722,109 km (0.108 R)
• M6: 803,939 km (0.054 R)
• M7: 899,083 km (0.109 R)
• M8: 988,393 km (0.082 R)
• M9: 1,101,938 km (0.092 R)
• M10: 1,198,429 km (0.106 R)
• M11: 1,309,131 km (0.078 R)
• M12: 1,423,573 km (0.12 R)
• M13: 1,517,670 km (0.1 R)
• M14: 1,941,780 km (0.055 R)
• M15: 2,127,132 km (0.071 R)
• M16: 2,222,127 km (0.107 R)
• M17: 2,304,705 km (0.058 R)
• M18: 2,501,576 km (0.068 R)
• M19: 2,942,141 km (0.111 R)
• M20: 3,048,505 km (0.07 R)
• M21: 3,125,399 km (0.108 R)
• M22: 3,796,345 km (0.043 R)
• M23: 3,945,943 km (0.039 R)
• M24: 4,251,123 km (0.11 R)
• M25: 4,528,926 km (0.055 R)
• M26: 4,616,889 km (0.104 R)
• M27: 4,812,713 km (0.087 R)
• M28: 5,138,986 km (0.08 R)
• M29: 5,870,669 km (0.038 R)
• M30: 6,044,203 km (0.081 R)
• M31: 6,337,265 km (0.097 R)
• M32: 6,635,114 km (0.076 R)
• M33: 6,815,978 km (0.117 R)
• M34: 6,896,911 km (0.068 R)
• M35: 7,285,715 km (0.089 R)
• M36: 7,451,620 km (0.079 R)
• M37: 7,597,777 km (0.093 R)
• M38: 7,681,701 km (0.056 R)
• M39: 8,042,082 km (0.038 R)
• M40: 9,066,977 km (0.071 R)
• M41: 9,267,887 km (0.085 R)
• M42: 9,697,084 km (0.11 R)
• M43: 9,902,631 km (0.118 R)
• M44: 10,040,560 km (0.066 R)
• M45: 10,132,862 km (0.082 R)
• M46: 10,457,938 km (0.079 R)
• M47: 10,574,924 km (0.102 R)
• M48: 10,739,482 km (0.067 R)
• M49: 10,928,424 km (0.109 R)
• M50: 11,023,418 km (0.11 R)
• M51: 11,695,711 km (0.08 R)
• M52: 12,356,485 km (0.093 R)
• M53: 12,455,519 km (0.026 R)
• M54: 12,728,984 km (0.041 R)
• M55: 12,879,030 km (0.074 R)
• M56: 13,180,769 km (0.116 R)
• M57: 13,357,893 km (0.038 R)
• M58: 13,561,346 km (0.098 R)
• M59: 13,714,534 km (0.102 R)
• M60: 15,384,795 km (0.082 R)
• M61: 15,517,937 km (0.102 R)
• M62: 15,866,051 km (0.11 R)
• M63: 16,000,539 km (0.103 R)
• M64: 17,228,738 km (0.07 R)
• M65: 17,700,570 km (0.114 R)
• M66: 17,784,344 km (0.079 R)
• M67: 18,261,262 km (0.11 R)
• M68: 18,374,059 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.2

Radius: 11.6

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.75 AU - 3.11 AU

Year: 3290 Days

Day: 8.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 35,526,661 km

• M1: 275,858 km (0.1 R)
• M2: 355,295 km (0.075 R)
• M3: 442,660 km (0.086 R)
• M4: 649,554 km (0.101 R)
• M5: 732,132 km (0.081 R)
• M6: 1,008,439 km (0.071 R)
• M7: 1,180,926 km (0.111 R)
• M8: 1,386,174 km (0.074 R)
• M9: 1,701,077 km (0.113 R)
• M10: 1,825,842 km (0.074 R)
• M11: 1,934,600 km (0.104 R)
• M12: 2,212,403 km (0.12 R)
• M13: 2,342,403 km (0.105 R)
• M14: 2,489,159 km (0.077 R)
• M15: 2,567,249 km (0.118 R)
• M16: 2,646,237 km (0.094 R)
• M17: 2,733,303 km (0.115 R)
• M18: 2,806,755 km (0.118 R)
• M19: 2,903,096 km (0.045 R)
• M20: 3,053,442 km (0.073 R)
• M21: 3,191,222 km (0.076 R)
• M22: 3,409,485 km (0.097 R)
• M23: 3,520,487 km (0.089 R)
• M24: 3,689,383 km (0.067 R)
• M25: 3,770,764 km (0.09 R)
• M26: 3,902,260 km (0.114 R)
• M27: 4,152,837 km (0.025 R)
• M28: 4,229,132 km (0.098 R)
• M29: 4,400,272 km (0.117 R)
• M30: 4,521,446 km (0.086 R)
• M31: 4,864,923 km (0.111 R)
• M32: 5,162,323 km (0.109 R)
• M33: 5,465,708 km (0.083 R)
• M34: 5,558,758 km (0.044 R)
• M35: 5,699,380 km (0.065 R)
• M36: 5,803,201 km (0.107 R)
• M37: 5,926,918 km (0.076 R)
• M38: 6,041,809 km (0.109 R)
• M39: 6,138,001 km (0.048 R)
• M40: 6,322,455 km (0.073 R)
• M41: 6,459,486 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550.3

Radius: 7

Gravity: 11.23 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.78 AU - 6.06 AU

Year: 9449 Days

Day: 23 Hours

Environment

Temp: -225 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 35,526,661 km

• M1: 123,568 km (0.101 R)
• M2: 391,797 km (0.115 R)
• M3: 495,767 km (0.109 R)
• M4: 551,567 km (0.114 R)
• M5: 914,342 km (0.058 R)
• M6: 1,167,013 km (0.074 R)
• M7: 1,420,881 km (0.113 R)
• M8: 1,564,794 km (0.118 R)
• M9: 1,628,074 km (0.11 R)
• M10: 1,956,740 km (0.047 R)
• M11: 2,071,033 km (0.11 R)
• M12: 2,750,806 km (0.09 R)
• M13: 3,168,184 km (0.061 R)
• M14: 3,384,353 km (0.12 R)
• M15: 3,466,781 km (0.11 R)
• M16: 3,945,793 km (0.064 R)
• M17: 4,207,889 km (0.104 R)
• M18: 4,687,649 km (0.105 R)
• M19: 4,872,103 km (0.114 R)
• M20: 5,184,763 km (0.098 R)
• M21: 5,633,407 km (0.114 R)
• M22: 6,363,594 km (0.116 R)
• M23: 6,636,461 km (0.095 R)
• M24: 6,878,360 km (0.11 R)
• M25: 7,335,232 km (0.04 R)
• M26: 7,693,519 km (0.102 R)
• M27: 8,538,897 km (0.064 R)
• M28: 8,839,738 km (0.077 R)
• M29: 8,991,580 km (0.099 R)
• M30: 9,106,022 km (0.083 R)
• M31: 9,529,534 km (0.054 R)
• M32: 9,646,220 km (0.062 R)
• M33: 10,476,040 km (0.096 R)
• M34: 10,919,747 km (0.068 R)
• M35: 12,584,622 km (0.1 R)
• M36: 12,798,397 km (0.116 R)
• M37: 12,884,117 km (0.081 R)
• M38: 13,099,388 km (0.117 R)
• M39: 13,928,459 km (0.093 R)
• M40: 14,684,527 km (0.114 R)
• M41: 15,774,497 km (0.108 R)
• M42: 16,282,831 km (0.07 R)
• M43: 16,515,605 km (0.115 R)
• M44: 16,890,348 km (0.068 R)
• M45: 17,505,494 km (0.078 R)
• M46: 17,600,638 km (0.1 R)
• M47: 17,791,824 km (0.106 R)
• M48: 17,887,567 km (0.119 R)
• M49: 18,127,821 km (0.063 R)
• M50: 18,659,941 km (0.071 R)
• M51: 19,640,854 km (0.097 R)
• M52: 19,938,404 km (0.108 R)
• M53: 20,087,703 km (0.08 R)
• M54: 20,387,497 km (0.082 R)
• M55: 20,940,860 km (0.083 R)
• M56: 20,991,424 km (0.105 R)
• M57: 22,165,318 km (0.088 R)
• M58: 23,151,168 km (0.108 R)
• M59: 23,412,964 km (0.085 R)
• M60: 25,434,480 km (0.1 R)
• M61: 25,758,659 km (0.088 R)
• M62: 26,575,314 km (0.104 R)
• M63: 26,794,624 km (0.119 R)
• M64: 27,124,488 km (0.054 R)
• M65: 27,455,847 km (0.033 R)
• M66: 28,234,055 km (0.057 R)
• M67: 28,345,805 km (0.097 R)
• M68: 28,569,753 km (0.061 R)
• M69: 28,681,951 km (0.083 R)
• M70: 29,471,529 km (0.069 R)
• M71: 29,812,163 km (0.056 R)
• M72: 29,869,010 km (0.12 R)
• M73: 30,096,997 km (0.086 R)
• M74: 30,554,468 km (0.092 R)
• M75: 31,187,416 km (0.115 R)
• M76: 31,303,055 km (0.059 R)
• M77: 32,818,033 km (0.119 R)
• M78: 33,053,201 km (0.072 R)
• M79: 33,999,557 km (0.094 R)
• M80: 34,535,716 km (0.097 R)
• M81: 34,595,555 km (0.099 R)
• M82: 35,797,873 km (0.076 R)
• M83: 35,918,898 km (0.041 R)
• M84: 36,343,307 km (0.078 R)
• M85: 38,925,216 km (0.097 R)
• M86: 39,236,530 km (0.099 R)
• M87: 39,486,059 km (0.094 R)
• M88: 40,112,425 km (0.088 R)
• M89: 42,075,000 km (0.054 R)
• M90: 42,714,680 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 124.7

Radius: 7.9

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.67 AU - 9.41 AU

Year: 14955 Days

Day: 20.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 35,526,661 km

• M1: 291,566 km (0.076 R)
• M2: 482,453 km (0.106 R)
• M3: 1,534,276 km (0.093 R)
• M4: 2,034,232 km (0.095 R)
• M5: 2,537,778 km (0.076 R)
• M6: 2,963,235 km (0.079 R)
• M7: 3,459,152 km (0.103 R)
• M8: 4,160,018 km (0.091 R)
• M9: 5,291,277 km (0.12 R)
• M10: 7,371,435 km (0.068 R)
• M11: 7,687,087 km (0.07 R)
• M12: 7,846,708 km (0.051 R)
• M13: 7,975,062 km (0.103 R)
• M14: 8,071,852 km (0.039 R)
• M15: 8,168,941 km (0.077 R)
• M16: 8,331,853 km (0.066 R)
• M17: 8,462,901 km (0.114 R)
• M18: 9,094,653 km (0.074 R)
• M19: 9,195,781 km (0.088 R)
• M20: 9,983,563 km (0.089 R)
• M21: 10,227,707 km (0.095 R)
• M22: 10,828,642 km (0.095 R)
• M23: 11,441,096 km (0.064 R)
• M24: 11,733,111 km (0.048 R)
• M25: 14,509,797 km (0.092 R)
• M26: 16,317,537 km (0.099 R)
• M27: 16,522,786 km (0.119 R)
• M28: 16,894,237 km (0.077 R)
• M29: 17,814,114 km (0.086 R)
• M30: 18,025,496 km (0.111 R)
• M31: 18,280,112 km (0.088 R)
• M32: 18,578,709 km (0.07 R)
• M33: 19,094,523 km (0.101 R)
• M34: 19,180,841 km (0.075 R)
• M35: 20,492,664 km (0.091 R)
• M36: 21,517,859 km (0.094 R)
• M37: 21,652,796 km (0.118 R)
• M38: 22,331,671 km (0.029 R)
• M39: 22,834,021 km (0.109 R)
• M40: 23,340,110 km (0.104 R)
• M41: 24,082,864 km (0.1 R)
• M42: 24,269,711 km (0.097 R)
• M43: 26,117,095 km (0.116 R)
• M44: 28,452,169 km (0.102 R)
• M45: 28,996,555 km (0.109 R)
• M46: 29,644,464 km (0.096 R)
• M47: 29,945,155 km (0.118 R)
• M48: 30,246,745 km (0.046 R)
• M49: 30,498,967 km (0.072 R)
• M50: 31,463,424 km (0.079 R)
• M51: 31,821,262 km (0.091 R)
• M52: 32,851,244 km (0.12 R)
• M53: 33,318,288 km (0.086 R)
• M54: 33,526,528 km (0.064 R)
• M55: 34,838,053 km (0.032 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: 395 - 12,998 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit