🌌 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: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.46 AU - 0.72 AU

Year: 293 Days

Day: 15.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.57 AU - 0.63 AU

Year: 300 Days

Day: 46.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.5

Radius: 10.7

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.6 AU - 0.86 AU

Year: 403 Days

Day: 12.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 42,384,686 km

• M1: 140,323 km (0.042 R)
• M2: 208,240 km (0.079 R)
• M3: 280,346 km (0.06 R)
• M4: 427,700 km (0.103 R)
• M5: 511,475 km (0.065 R)
• M6: 605,423 km (0.111 R)
• M7: 724,203 km (0.092 R)
• M8: 828,323 km (0.081 R)
• M9: 926,011 km (0.116 R)
• M10: 1,023,698 km (0.029 R)
• M11: 1,172,698 km (0.072 R)
• M12: 1,274,873 km (0.111 R)
• M13: 1,366,128 km (0.117 R)
• M14: 1,565,392 km (0.08 R)
• M15: 1,653,804 km (0.089 R)
• M16: 1,882,240 km (0.112 R)
• M17: 2,008,501 km (0.073 R)
• M18: 2,269,400 km (0.062 R)
• M19: 2,336,420 km (0.087 R)
• M20: 2,404,038 km (0.099 R)
• M21: 2,628,734 km (0.079 R)
• M22: 2,806,157 km (0.026 R)
• M23: 2,987,769 km (0.118 R)
• M24: 3,117,171 km (0.109 R)
• M25: 3,242,085 km (0.096 R)
• M26: 3,324,364 km (0.062 R)
• M27: 3,439,255 km (0.11 R)
• M28: 3,588,105 km (0.091 R)
• M29: 3,660,062 km (0.102 R)
• M30: 3,798,888 km (0.081 R)
• M31: 3,973,020 km (0.085 R)
• M32: 4,081,628 km (0.074 R)
• M33: 4,198,015 km (0.097 R)
• M34: 4,455,324 km (0.056 R)
• M35: 4,732,080 km (0.088 R)
• M36: 4,832,909 km (0.101 R)
• M37: 5,000,010 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.2

Radius: 12.2

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.46 AU - 2.3 AU

Year: 1664 Days

Day: 9.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 42,384,686 km

• M1: 288,125 km (0.081 R)
• M2: 376,538 km (0.081 R)
• M3: 504,294 km (0.052 R)
• M4: 835,654 km (0.091 R)
• M5: 978,669 km (0.072 R)
• M6: 1,057,956 km (0.119 R)
• M7: 1,148,912 km (0.108 R)
• M8: 1,388,418 km (0.103 R)
• M9: 1,602,492 km (0.103 R)
• M10: 1,697,637 km (0.103 R)
• M11: 1,827,637 km (0.05 R)
• M12: 2,051,884 km (0.108 R)
• M13: 2,429,619 km (0.083 R)
• M14: 2,614,522 km (0.059 R)
• M15: 2,740,334 km (0.109 R)
• M16: 3,077,228 km (0.119 R)
• M17: 3,183,592 km (0.102 R)
• M18: 3,264,226 km (0.101 R)
• M19: 3,635,527 km (0.09 R)
• M20: 3,933,826 km (0.046 R)
• M21: 4,035,103 km (0.078 R)
• M22: 4,181,260 km (0.069 R)
• M23: 4,584,726 km (0.085 R)
• M24: 4,660,871 km (0.061 R)
• M25: 4,907,259 km (0.094 R)
• M26: 5,158,135 km (0.045 R)
• M27: 5,445,362 km (0.065 R)
• M28: 5,721,520 km (0.039 R)
• M29: 5,820,105 km (0.113 R)
• M30: 5,985,710 km (0.094 R)
• M31: 6,136,056 km (0.109 R)
• M32: 6,889,281 km (0.118 R)
• M33: 7,011,802 km (0.115 R)
• M34: 7,509,364 km (0.095 R)
• M35: 7,835,338 km (0.069 R)
• M36: 7,963,244 km (0.107 R)
• M37: 8,501,049 km (0.099 R)
• M38: 8,821,786 km (0.049 R)
• M39: 9,281,351 km (0.074 R)
• M40: 9,592,215 km (0.08 R)
• M41: 9,670,455 km (0.055 R)
• M42: 9,788,189 km (0.096 R)
• M43: 10,005,405 km (0.117 R)
• M44: 10,264,060 km (0.106 R)
• M45: 10,666,328 km (0.076 R)
• M46: 10,930,668 km (0.071 R)
• M47: 11,238,241 km (0.091 R)
• M48: 12,263,285 km (0.109 R)
• M49: 12,776,107 km (0.116 R)
• M50: 13,078,594 km (0.108 R)
• M51: 13,470,989 km (0.115 R)
• M52: 13,558,653 km (0.089 R)
• M53: 13,845,133 km (0.07 R)
• M54: 14,022,407 km (0.053 R)
• M55: 14,155,848 km (0.048 R)
• M56: 14,267,299 km (0.051 R)
• M57: 14,356,758 km (0.043 R)
• M58: 14,648,773 km (0.091 R)
• M59: 14,806,748 km (0.104 R)
• M60: 14,965,322 km (0.079 R)
• M61: 15,192,861 km (0.095 R)
• M62: 15,375,819 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.8

Radius: 9.6

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.78 AU - 2.6 AU

Year: 2093 Days

Day: 13 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 42,384,686 km

• M1: 119,828 km (0.119 R)
• M2: 180,415 km (0.114 R)
• M3: 482,304 km (0.082 R)
• M4: 622,926 km (0.064 R)
• M5: 886,068 km (0.103 R)
• M6: 990,488 km (0.09 R)
• M7: 1,339,350 km (0.098 R)
• M8: 1,481,169 km (0.076 R)
• M9: 1,554,023 km (0.056 R)
• M10: 1,671,008 km (0.117 R)
• M11: 1,835,416 km (0.039 R)
• M12: 2,039,917 km (0.031 R)
• M13: 2,239,929 km (0.075 R)
• M14: 2,458,791 km (0.101 R)
• M15: 2,520,874 km (0.117 R)
• M16: 3,265,273 km (0.101 R)
• M17: 3,374,928 km (0.08 R)
• M18: 3,485,930 km (0.093 R)
• M19: 3,555,941 km (0.118 R)
• M20: 3,927,542 km (0.085 R)
• M21: 4,162,411 km (0.034 R)
• M22: 4,356,739 km (0.03 R)
• M23: 4,462,504 km (0.095 R)
• M24: 4,847,719 km (0.101 R)
• M25: 4,941,666 km (0.104 R)
• M26: 5,020,505 km (0.093 R)
• M27: 5,131,656 km (0.042 R)
• M28: 5,259,562 km (0.091 R)
• M29: 5,372,508 km (0.116 R)
• M30: 5,633,407 km (0.11 R)
• M31: 6,066,493 km (0.12 R)
• M32: 6,151,016 km (0.097 R)
• M33: 6,269,946 km (0.088 R)
• M34: 6,338,312 km (0.111 R)
• M35: 7,088,695 km (0.089 R)
• M36: 7,429,180 km (0.104 R)
• M37: 7,592,391 km (0.088 R)
• M38: 7,848,503 km (0.092 R)
• M39: 8,089,056 km (0.073 R)
• M40: 8,369,552 km (0.078 R)
• M41: 8,539,346 km (0.107 R)
• M42: 8,615,192 km (0.106 R)
• M43: 8,729,335 km (0.09 R)
• M44: 9,288,532 km (0.039 R)
• M45: 9,425,264 km (0.11 R)
• M46: 9,661,180 km (0.071 R)
• M47: 9,839,351 km (0.078 R)
• M48: 10,038,616 km (0.09 R)
• M49: 10,138,846 km (0.112 R)
• M50: 10,279,618 km (0.119 R)
• M51: 10,522,415 km (0.114 R)
• M52: 10,869,781 km (0.09 R)
• M53: 11,117,216 km (0.037 R)
• M54: 11,617,771 km (0.102 R)
• M55: 11,680,751 km (0.086 R)
• M56: 12,232,319 km (0.117 R)
• M57: 12,705,646 km (0.061 R)
• M58: 12,770,572 km (0.036 R)
• M59: 13,053,611 km (0.092 R)
• M60: 13,316,604 km (0.118 R)
• M61: 13,714,534 km (0.083 R)
• M62: 13,825,835 km (0.086 R)
• M63: 13,959,576 km (0.071 R)
• M64: 14,567,392 km (0.057 R)
• M65: 14,885,886 km (0.031 R)
• M66: 14,977,290 km (0.119 R)
• M67: 15,091,882 km (0.118 R)
• M68: 15,206,773 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.1

Radius: 10.8

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.01 AU - 3.05 AU

Year: 2598 Days

Day: 14 Hours

Environment

Temp: -199 °C

Axial Tilt: 53.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 42,384,686 km

• M1: 136,134 km (0.086 R)
• M2: 411,095 km (0.101 R)
• M3: 624,870 km (0.076 R)
• M4: 824,883 km (0.025 R)
• M5: 896,390 km (0.119 R)
• M6: 1,347,877 km (0.063 R)
• M7: 1,483,712 km (0.051 R)
• M8: 1,585,588 km (0.113 R)
• M9: 1,891,665 km (0.102 R)
• M10: 2,158,996 km (0.087 R)
• M11: 2,319,365 km (0.098 R)
• M12: 2,483,773 km (0.046 R)
• M13: 2,935,709 km (0.102 R)
• M14: 3,081,267 km (0.077 R)
• M15: 3,346,056 km (0.118 R)
• M16: 3,601,120 km (0.06 R)
• M17: 3,704,941 km (0.113 R)
• M18: 3,809,809 km (0.099 R)
• M19: 4,112,296 km (0.097 R)
• M20: 4,404,161 km (0.112 R)
• M21: 4,684,059 km (0.043 R)
• M22: 5,046,983 km (0.082 R)
• M23: 5,222,013 km (0.108 R)
• M24: 5,300,552 km (0.09 R)
• M25: 5,458,677 km (0.057 R)
• M26: 5,779,714 km (0.102 R)
• M27: 6,545,505 km (0.037 R)
• M28: 6,736,691 km (0.092 R)
• M29: 7,037,832 km (0.047 R)
• M30: 7,697,708 km (0.075 R)
• M31: 7,967,283 km (0.097 R)
• M32: 8,217,261 km (0.088 R)
• M33: 8,377,630 km (0.051 R)
• M34: 8,515,859 km (0.119 R)
• M35: 8,888,357 km (0.053 R)
• M36: 8,958,818 km (0.116 R)
• M37: 9,100,188 km (0.082 R)
• M38: 9,290,028 km (0.116 R)
• M39: 9,481,064 km (0.093 R)
• M40: 9,601,042 km (0.094 R)
• M41: 9,988,799 km (0.098 R)
• M42: 10,704,625 km (0.032 R)
• M43: 11,641,706 km (0.107 R)
• M44: 12,055,195 km (0.115 R)
• M45: 12,368,453 km (0.113 R)
• M46: 12,473,470 km (0.078 R)
• M47: 13,297,306 km (0.119 R)
• M48: 13,675,190 km (0.118 R)
• M49: 13,811,025 km (0.114 R)
• M50: 14,248,748 km (0.095 R)
• M51: 14,690,960 km (0.093 R)
• M52: 14,913,711 km (0.081 R)
• M53: 15,137,659 km (0.092 R)
• M54: 15,645,544 km (0.102 R)
• M55: 15,844,509 km (0.105 R)
• M56: 16,015,798 km (0.06 R)
• M57: 16,562,279 km (0.114 R)
• M58: 16,852,350 km (0.1 R)
• M59: 17,437,577 km (0.111 R)
• M60: 17,644,022 km (0.066 R)
• M61: 17,791,974 km (0.054 R)
• M62: 18,178,385 km (0.067 R)
• M63: 18,718,284 km (0.116 R)
• M64: 18,959,885 km (0.041 R)
• M65: 19,081,059 km (0.067 R)
• M66: 19,690,969 km (0.11 R)
• M67: 20,059,878 km (0.072 R)
• M68: 20,152,479 km (0.09 R)
• M69: 20,338,130 km (0.12 R)
• M70: 20,929,789 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 364.5

Radius: 4.3

Gravity: 19.71 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 6.51 AU - 7.05 AU

Year: 11399 Days

Day: 15 Hours

Environment

Temp: -215 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 42,384,686 km

• M1: 89,609 km (0.119 R)
• M2: 139,126 km (0.108 R)
• M3: 220,806 km (0.1 R)
• M4: 644,767 km (0.099 R)
• M5: 771,177 km (0.107 R)
• M6: 820,694 km (0.096 R)
• M7: 905,666 km (0.092 R)
• M8: 958,025 km (0.068 R)
• M9: 1,177,485 km (0.1 R)
• M10: 1,332,319 km (0.097 R)
• M11: 1,473,240 km (0.115 R)
• M12: 1,618,948 km (0.1 R)
• M13: 1,791,135 km (0.08 R)
• M14: 2,294,682 km (0.076 R)
• M15: 2,686,778 km (0.113 R)
• M16: 3,421,902 km (0.12 R)
• M17: 3,449,129 km (0.104 R)
• M18: 3,726,633 km (0.113 R)
• M19: 4,011,317 km (0.093 R)
• M20: 4,098,084 km (0.118 R)
• M21: 4,362,124 km (0.091 R)
• M22: 4,451,434 km (0.09 R)
• M23: 4,541,193 km (0.088 R)
• M24: 4,631,700 km (0.034 R)
• M25: 4,845,176 km (0.107 R)
• M26: 5,218,423 km (0.111 R)
• M27: 6,058,564 km (0.12 R)
• M28: 6,528,002 km (0.074 R)
• M29: 6,561,961 km (0.117 R)
• M30: 6,596,069 km (0.108 R)
• M31: 7,716,258 km (0.111 R)
• M32: 7,860,321 km (0.059 R)
• M33: 8,114,787 km (0.091 R)
• M34: 8,743,696 km (0.08 R)
• M35: 8,818,645 km (0.118 R)
• M36: 8,856,344 km (0.087 R)
• M37: 9,696,784 km (0.069 R)
• M38: 9,813,321 km (0.119 R)
• M39: 10,963,878 km (0.081 R)
• M40: 11,044,811 km (0.109 R)
• M41: 11,288,805 km (0.06 R)
• M42: 12,366,358 km (0.068 R)
• M43: 12,408,395 km (0.084 R)
• M44: 13,002,748 km (0.109 R)
• M45: 13,045,533 km (0.096 R)
• M46: 13,562,842 km (0.085 R)
• M47: 13,606,226 km (0.056 R)
• M48: 13,736,824 km (0.065 R)
• M49: 13,911,555 km (0.058 R)
• M50: 14,351,373 km (0.111 R)
• M51: 15,471,113 km (0.044 R)
• M52: 15,607,247 km (0.096 R)
• M53: 16,664,904 km (0.066 R)
• M54: 16,711,429 km (0.108 R)
• M55: 18,558,663 km (0.118 R)
• M56: 18,703,474 km (0.107 R)
• M57: 18,945,523 km (0.066 R)
• M58: 18,994,142 km (0.078 R)
• M59: 19,188,769 km (0.117 R)
• M60: 19,628,886 km (0.088 R)
• M61: 20,023,077 km (0.094 R)
• M62: 20,072,593 km (0.102 R)
• M63: 20,569,258 km (0.038 R)
• M64: 20,719,155 km (0.111 R)
• M65: 21,423,013 km (0.109 R)
• M66: 21,625,569 km (0.12 R)
• M67: 21,828,723 km (0.087 R)
• M68: 22,339,450 km (0.075 R)
• M69: 24,105,303 km (0.104 R)
• M70: 24,315,937 km (0.075 R)
• M71: 24,898,471 km (0.11 R)
• M72: 25,111,349 km (0.097 R)
• M73: 25,592,755 km (0.083 R)
• M74: 26,131,158 km (0.075 R)
• M75: 26,401,780 km (0.075 R)
• M76: 26,673,300 km (0.114 R)
• M77: 27,713,604 km (0.05 R)
• M78: 28,210,867 km (0.08 R)
• M79: 28,822,872 km (0.084 R)
• M80: 30,570,624 km (0.07 R)
• M81: 31,486,163 km (0.107 R)
• M82: 34,049,822 km (0.101 R)
• M83: 35,715,594 km (0.112 R)
• M84: 36,377,415 km (0.037 R)
• M85: 37,164,599 km (0.081 R)
• M86: 37,225,336 km (0.065 R)
• M87: 38,879,140 km (0.093 R)
• M88: 39,870,376 km (0.083 R)
• M89: 42,194,379 km (0.068 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 19,890 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit