🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.48 AU - 0.74 AU

Year: 303 Days

Day: 32.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.63 AU - 0.63 AU

Year: 318 Days

Day: 21.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.7

Radius: 13.1

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.76 AU - 0.94 AU

Year: 498 Days

Day: 12.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 60.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 26,273,747 km

• M1: 163,510 km (0.059 R)
• M2: 253,718 km (0.054 R)
• M3: 362,176 km (0.095 R)
• M4: 536,458 km (0.117 R)
• M5: 630,405 km (0.112 R)
• M6: 739,612 km (0.118 R)
• M7: 842,386 km (0.114 R)
• M8: 965,205 km (0.073 R)
• M9: 1,099,694 km (0.097 R)
• M10: 1,311,375 km (0.105 R)
• M11: 1,439,431 km (0.036 R)
• M12: 1,542,653 km (0.116 R)
• M13: 1,624,932 km (0.111 R)
• M14: 1,732,792 km (0.109 R)
• M15: 2,143,438 km (0.049 R)
• M16: 2,242,622 km (0.109 R)
• M17: 2,384,141 km (0.108 R)
• M18: 2,494,096 km (0.06 R)
• M19: 2,641,001 km (0.032 R)
• M20: 2,877,814 km (0.096 R)
• M21: 3,047,159 km (0.117 R)
• M22: 3,136,768 km (0.076 R)
• M23: 3,473,214 km (0.064 R)
• M24: 3,582,719 km (0.05 R)
• M25: 3,765,378 km (0.114 R)
• M26: 3,869,947 km (0.12 R)
• M27: 3,983,642 km (0.109 R)
• M28: 4,090,305 km (0.088 R)
• M29: 4,214,471 km (0.114 R)
• M30: 4,339,984 km (0.104 R)
• M31: 4,475,220 km (0.116 R)
• M32: 4,611,953 km (0.091 R)
• M33: 4,698,121 km (0.112 R)
• M34: 4,942,265 km (0.041 R)
• M35: 5,065,982 km (0.119 R)
• M36: 5,181,771 km (0.116 R)
• M37: 5,280,506 km (0.074 R)
• M38: 5,406,916 km (0.12 R)
• M39: 5,626,226 km (0.105 R)
• M40: 5,792,579 km (0.111 R)
• M41: 6,177,794 km (0.048 R)
• M42: 6,272,938 km (0.107 R)
• M43: 6,610,132 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.6

Radius: 10

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.4 AU - 2.7 AU

Year: 2589 Days

Day: 10.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 26,273,747 km

• M1: 143,764 km (0.117 R)
• M2: 211,681 km (0.118 R)
• M3: 290,070 km (0.118 R)
• M4: 390,002 km (0.084 R)
• M5: 483,201 km (0.102 R)
• M6: 593,156 km (0.107 R)
• M7: 671,545 km (0.12 R)
• M8: 762,351 km (0.097 R)
• M9: 848,968 km (0.114 R)
• M10: 1,354,010 km (0.03 R)
• M11: 1,638,097 km (0.085 R)
• M12: 1,787,246 km (0.119 R)
• M13: 2,074,623 km (0.08 R)
• M14: 2,224,072 km (0.062 R)
• M15: 2,338,364 km (0.107 R)
• M16: 2,533,440 km (0.112 R)
• M17: 2,626,490 km (0.117 R)
• M18: 2,801,968 km (0.113 R)
• M19: 3,051,647 km (0.065 R)
• M20: 3,179,254 km (0.072 R)
• M21: 3,279,784 km (0.078 R)
• M22: 3,381,211 km (0.041 R)
• M23: 3,858,877 km (0.092 R)
• M24: 4,598,788 km (0.116 R)
• M25: 4,663,863 km (0.08 R)
• M26: 4,729,088 km (0.091 R)
• M27: 5,043,543 km (0.073 R)
• M28: 5,110,712 km (0.062 R)
• M29: 5,211,840 km (0.114 R)
• M30: 5,313,716 km (0.034 R)
• M31: 5,675,444 km (0.109 R)
• M32: 5,745,306 km (0.046 R)
• M33: 5,974,191 km (0.104 R)
• M34: 6,134,410 km (0.052 R)
• M35: 6,422,985 km (0.032 R)
• M36: 6,587,093 km (0.082 R)
• M37: 7,106,946 km (0.053 R)
• M38: 8,344,420 km (0.105 R)
• M39: 8,463,799 km (0.065 R)
• M40: 8,543,834 km (0.112 R)
• M41: 8,866,067 km (0.095 R)
• M42: 8,947,149 km (0.117 R)
• M43: 9,253,975 km (0.081 R)
• M44: 9,356,898 km (0.031 R)
• M45: 9,584,885 km (0.072 R)
• M46: 9,668,211 km (0.079 R)
• M47: 9,730,893 km (0.107 R)
• M48: 9,814,668 km (0.109 R)
• M49: 10,194,646 km (0.063 R)
• M50: 10,322,403 km (0.035 R)
• M51: 10,536,477 km (0.108 R)
• M52: 10,687,272 km (0.119 R)
• M53: 11,034,489 km (0.119 R)
• M54: 11,628,841 km (0.065 R)
• M55: 11,717,852 km (0.116 R)
• M56: 11,851,742 km (0.083 R)
• M57: 12,188,636 km (0.05 R)
• M58: 12,301,583 km (0.115 R)
• M59: 12,665,554 km (0.072 R)
• M60: 12,757,108 km (0.109 R)
• M61: 12,825,923 km (0.083 R)
• M62: 13,102,230 km (0.092 R)
• M63: 13,241,207 km (0.071 R)
• M64: 13,334,257 km (0.061 R)
• M65: 13,943,419 km (0.067 R)
• M66: 14,085,388 km (0.078 R)
• M67: 14,299,163 km (0.092 R)
• M68: 14,561,857 km (0.067 R)
• M69: 14,898,452 km (0.113 R)
• M70: 14,971,007 km (0.114 R)
• M71: 15,067,797 km (0.117 R)
• M72: 15,555,037 km (0.115 R)
• M73: 15,923,945 km (0.097 R)
• M74: 16,022,680 km (0.08 R)
• M75: 16,620,174 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.9

Radius: 12.6

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.3 AU - 3.7 AU

Year: 3304 Days

Day: 8.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 26,273,747 km

• M1: 235,766 km (0.098 R)
• M2: 366,515 km (0.105 R)
• M3: 509,231 km (0.096 R)
• M4: 602,431 km (0.072 R)
• M5: 819,348 km (0.041 R)
• M6: 997,219 km (0.094 R)
• M7: 1,307,186 km (0.076 R)
• M8: 1,454,989 km (0.075 R)
• M9: 1,754,334 km (0.085 R)
• M10: 1,849,478 km (0.088 R)
• M11: 2,002,667 km (0.073 R)
• M12: 2,382,047 km (0.098 R)
• M13: 2,564,855 km (0.053 R)
• M14: 2,880,058 km (0.103 R)
• M15: 3,158,011 km (0.071 R)
• M16: 3,241,487 km (0.107 R)
• M17: 3,325,710 km (0.104 R)
• M18: 3,410,532 km (0.112 R)
• M19: 4,208,039 km (0.11 R)
• M20: 4,486,440 km (0.039 R)
• M21: 4,828,720 km (0.107 R)
• M22: 5,458,228 km (0.053 R)
• M23: 5,762,211 km (0.035 R)
• M24: 6,643,043 km (0.094 R)
• M25: 6,750,754 km (0.096 R)
• M26: 7,187,430 km (0.063 R)
• M27: 7,498,444 km (0.08 R)
• M28: 7,836,834 km (0.064 R)
• M29: 7,927,790 km (0.104 R)
• M30: 8,295,651 km (0.063 R)
• M31: 8,551,912 km (0.108 R)
• M32: 8,786,930 km (0.093 R)
• M33: 9,360,040 km (0.079 R)
• M34: 9,871,515 km (0.116 R)
• M35: 10,044,151 km (0.113 R)
• M36: 10,744,269 km (0.109 R)
• M37: 10,870,978 km (0.094 R)
• M38: 11,228,367 km (0.095 R)
• M39: 11,356,872 km (0.089 R)
• M40: 11,615,527 km (0.037 R)
• M41: 11,850,096 km (0.117 R)
• M42: 12,007,174 km (0.117 R)
• M43: 12,483,045 km (0.055 R)
• M44: 12,857,339 km (0.075 R)
• M45: 13,153,991 km (0.108 R)
• M46: 13,425,661 km (0.086 R)
• M47: 13,836,756 km (0.097 R)
• M48: 14,002,361 km (0.079 R)
• M49: 14,196,389 km (0.041 R)
• M50: 14,307,690 km (0.059 R)
• M51: 14,559,164 km (0.108 R)
• M52: 14,643,238 km (0.1 R)
• M53: 15,293,839 km (0.05 R)
• M54: 15,579,571 km (0.118 R)
• M55: 15,723,185 km (0.037 R)
• M56: 16,069,504 km (0.083 R)
• M57: 16,214,464 km (0.106 R)
• M58: 16,593,695 km (0.083 R)
• M59: 16,799,093 km (0.114 R)
• M60: 17,360,833 km (0.1 R)
• M61: 17,599,292 km (0.115 R)
• M62: 17,988,994 km (0.041 R)
• M63: 19,021,668 km (0.076 R)
• M64: 19,267,458 km (0.092 R)
• M65: 19,979,992 km (0.105 R)
• M66: 20,669,639 km (0.101 R)
• M67: 21,112,598 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.8

Radius: 13.3

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.99 AU - 3.51 AU

Year: 3725 Days

Day: 10.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 26,273,747 km

• M1: 172,337 km (0.103 R)
• M2: 294,558 km (0.077 R)
• M3: 560,244 km (0.084 R)
• M4: 664,813 km (0.059 R)
• M5: 765,642 km (0.109 R)
• M6: 909,405 km (0.069 R)
• M7: 997,818 km (0.111 R)
• M8: 1,143,377 km (0.059 R)
• M9: 1,517,072 km (0.067 R)
• M10: 1,702,573 km (0.111 R)
• M11: 2,079,859 km (0.117 R)
• M12: 2,182,633 km (0.119 R)
• M13: 2,817,227 km (0.059 R)
• M14: 2,989,564 km (0.064 R)
• M15: 3,185,088 km (0.043 R)
• M16: 3,324,663 km (0.047 R)
• M17: 3,589,302 km (0.09 R)
• M18: 3,692,823 km (0.026 R)
• M19: 3,860,822 km (0.12 R)
• M20: 3,988,578 km (0.108 R)
• M21: 4,357,936 km (0.104 R)
• M22: 4,670,745 km (0.071 R)
• M23: 4,761,401 km (0.09 R)
• M24: 5,130,160 km (0.108 R)
• M25: 5,318,055 km (0.076 R)
• M26: 5,484,408 km (0.059 R)
• M27: 6,392,317 km (0.039 R)
• M28: 6,928,476 km (0.07 R)
• M29: 7,188,926 km (0.082 R)
• M30: 7,373,081 km (0.094 R)
• M31: 7,746,327 km (0.104 R)
• M32: 7,989,573 km (0.113 R)
• M33: 8,207,986 km (0.072 R)
• M34: 8,818,645 km (0.067 R)
• M35: 9,214,930 km (0.067 R)
• M36: 9,357,796 km (0.114 R)
• M37: 9,472,836 km (0.112 R)
• M38: 10,113,115 km (0.066 R)
• M39: 10,587,789 km (0.096 R)
• M40: 10,918,251 km (0.042 R)
• M41: 11,100,012 km (0.117 R)
• M42: 11,435,860 km (0.108 R)
• M43: 11,651,281 km (0.086 R)
• M44: 11,930,281 km (0.092 R)
• M45: 12,463,298 km (0.113 R)
• M46: 13,068,421 km (0.109 R)
• M47: 13,293,716 km (0.072 R)
• M48: 13,617,894 km (0.107 R)
• M49: 14,439,635 km (0.078 R)
• M50: 14,873,320 km (0.107 R)
• M51: 14,973,999 km (0.081 R)
• M52: 15,209,915 km (0.031 R)
• M53: 15,549,053 km (0.063 R)
• M54: 15,753,703 km (0.11 R)
• M55: 16,615,985 km (0.032 R)
• M56: 16,720,554 km (0.067 R)
• M57: 16,930,290 km (0.047 R)
• M58: 18,422,679 km (0.119 R)
• M59: 18,530,838 km (0.107 R)
• M60: 21,645,615 km (0.098 R)
• M61: 22,103,684 km (0.112 R)
• M62: 22,218,725 km (0.11 R)
• M63: 22,913,158 km (0.105 R)
• M64: 23,341,008 km (0.094 R)
• M65: 23,497,188 km (0.051 R)
• M66: 23,771,401 km (0.108 R)
• M67: 23,889,284 km (0.065 R)
• M68: 25,922,768 km (0.103 R)
• M69: 26,246,647 km (0.086 R)
• M70: 26,939,585 km (0.09 R)
• M71: 27,185,673 km (0.12 R)
• M72: 27,308,942 km (0.041 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.5

Radius: 13

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.7 AU - 4.42 AU

Year: 4271 Days

Day: 5 Hours

Environment

Temp: -218 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 26,273,747 km

• M1: 173,833 km (0.052 R)
• M2: 258,804 km (0.102 R)
• M3: 394,490 km (0.112 R)
• M4: 808,726 km (0.108 R)
• M5: 926,310 km (0.085 R)
• M6: 1,127,370 km (0.103 R)
• M7: 1,442,572 km (0.051 R)
• M8: 1,801,607 km (0.1 R)
• M9: 1,911,861 km (0.048 R)
• M10: 2,106,188 km (0.103 R)
• M11: 2,222,576 km (0.104 R)
• M12: 2,514,740 km (0.092 R)
• M13: 2,620,955 km (0.064 R)
• M14: 2,710,564 km (0.107 R)
• M15: 3,041,923 km (0.107 R)
• M16: 3,251,061 km (0.106 R)
• M17: 3,445,239 km (0.105 R)
• M18: 3,603,514 km (0.052 R)
• M19: 3,886,253 km (0.093 R)
• M20: 4,113,642 km (0.084 R)
• M21: 4,388,154 km (0.087 R)
• M22: 4,560,042 km (0.045 R)
• M23: 4,690,492 km (0.119 R)
• M24: 4,778,156 km (0.115 R)
• M25: 4,932,840 km (0.116 R)
• M26: 5,201,967 km (0.072 R)
• M27: 5,591,669 km (0.119 R)
• M28: 5,848,978 km (0.114 R)
• M29: 6,254,238 km (0.059 R)
• M30: 6,718,141 km (0.086 R)
• M31: 7,142,550 km (0.115 R)
• M32: 7,396,418 km (0.09 R)
• M33: 7,653,277 km (0.061 R)
• M34: 7,860,919 km (0.099 R)
• M35: 8,070,356 km (0.047 R)
• M36: 8,388,102 km (0.067 R)
• M37: 8,521,693 km (0.057 R)
• M38: 8,629,104 km (0.078 R)
• M39: 9,036,011 km (0.113 R)
• M40: 9,393,699 km (0.12 R)
• M41: 10,523,462 km (0.06 R)
• M42: 11,016,537 km (0.07 R)
• M43: 11,845,159 km (0.119 R)
• M44: 12,909,249 km (0.096 R)
• M45: 13,562,393 km (0.105 R)
• M46: 13,751,036 km (0.053 R)
• M47: 14,130,865 km (0.097 R)
• M48: 14,417,944 km (0.077 R)
• M49: 14,610,476 km (0.116 R)
• M50: 15,225,772 km (0.063 R)
• M51: 15,684,439 km (0.07 R)
• M52: 16,015,050 km (0.105 R)
• M53: 16,381,266 km (0.094 R)
• M54: 16,548,666 km (0.063 R)
• M55: 16,783,834 km (0.086 R)
• M56: 17,325,827 km (0.086 R)
• M57: 18,045,991 km (0.099 R)
• M58: 18,322,897 km (0.066 R)
• M59: 18,531,586 km (0.085 R)
• M60: 18,775,879 km (0.051 R)
• M61: 18,951,208 km (0.1 R)
• M62: 19,480,036 km (0.099 R)
• M63: 19,871,085 km (0.076 R)
• M64: 20,408,441 km (0.062 R)
• M65: 21,023,138 km (0.116 R)
• M66: 21,570,667 km (0.05 R)
• M67: 21,754,223 km (0.109 R)
• M68: 22,122,982 km (0.061 R)
• M69: 22,642,535 km (0.087 R)
• M70: 23,391,871 km (0.116 R)
• M71: 23,580,514 km (0.106 R)
• M72: 23,883,300 km (0.097 R)
• M73: 24,111,287 km (0.104 R)
• M74: 24,569,505 km (0.117 R)
• M75: 24,953,374 km (0.111 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 12,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit