🌌 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 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.8

Radius: 12.3

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.58 AU - 0.62 AU

Year: 315 Days

Day: 12.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 19,175,940 km

• M1: 158,723 km (0.107 R)
• M2: 252,820 km (0.069 R)
• M3: 337,642 km (0.067 R)
• M4: 414,835 km (0.057 R)
• M5: 537,505 km (0.026 R)
• M6: 624,571 km (0.097 R)
• M7: 720,763 km (0.119 R)
• M8: 812,167 km (0.026 R)
• M9: 926,160 km (0.038 R)
• M10: 1,046,138 km (0.091 R)
• M11: 1,199,925 km (0.112 R)
• M12: 1,340,547 km (0.086 R)
• M13: 1,487,003 km (0.1 R)
• M14: 1,589,178 km (0.097 R)
• M15: 1,666,221 km (0.098 R)
• M16: 1,796,222 km (0.111 R)
• M17: 1,876,855 km (0.101 R)
• M18: 2,046,798 km (0.069 R)
• M19: 2,141,344 km (0.105 R)
• M20: 2,227,064 km (0.115 R)
• M21: 2,381,449 km (0.104 R)
• M22: 2,475,845 km (0.114 R)
• M23: 2,625,293 km (0.087 R)
• M24: 2,733,751 km (0.104 R)
• M25: 2,821,715 km (0.084 R)
• M26: 2,910,726 km (0.062 R)
• M27: 3,006,319 km (0.087 R)
• M28: 3,091,590 km (0.099 R)
• M29: 3,194,962 km (0.087 R)
• M30: 3,276,193 km (0.112 R)
• M31: 3,387,494 km (0.098 R)
• M32: 3,482,339 km (0.075 R)
• M33: 3,596,034 km (0.068 R)
• M34: 3,710,925 km (0.116 R)
• M35: 3,851,846 km (0.092 R)
• M36: 3,963,446 km (0.11 R)
• M37: 4,069,660 km (0.106 R)
• M38: 4,215,070 km (0.104 R)
• M39: 4,368,707 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.9

Radius: 11.6

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.69 AU - 0.71 AU

Year: 397 Days

Day: 10.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 19,175,940 km

• M1: 172,337 km (0.095 R)
• M2: 246,238 km (0.027 R)
• M3: 325,076 km (0.082 R)
• M4: 429,645 km (0.105 R)
• M5: 542,143 km (0.117 R)
• M6: 677,828 km (0.06 R)
• M7: 758,162 km (0.115 R)
• M8: 834,158 km (0.084 R)
• M9: 929,900 km (0.095 R)
• M10: 1,088,025 km (0.113 R)
• M11: 1,179,878 km (0.098 R)
• M12: 1,386,772 km (0.071 R)
• M13: 1,461,870 km (0.101 R)
• M14: 1,595,461 km (0.106 R)
• M15: 1,754,933 km (0.085 R)
• M16: 2,021,067 km (0.085 R)
• M17: 2,095,567 km (0.12 R)
• M18: 2,276,880 km (0.083 R)
• M19: 2,402,691 km (0.107 R)
• M20: 2,518,630 km (0.053 R)
• M21: 2,692,911 km (0.092 R)
• M22: 2,807,054 km (0.025 R)
• M23: 2,988,068 km (0.082 R)
• M24: 3,206,331 km (0.104 R)
• M25: 3,307,310 km (0.109 R)
• M26: 3,457,356 km (0.066 R)
• M27: 3,567,909 km (0.097 R)
• M28: 3,778,543 km (0.103 R)
• M29: 3,856,783 km (0.05 R)
• M30: 3,957,163 km (0.072 R)
• M31: 4,182,607 km (0.065 R)
• M32: 4,300,640 km (0.028 R)
• M33: 4,397,429 km (0.042 R)
• M34: 4,532,666 km (0.061 R)
• M35: 4,684,508 km (0.115 R)
• M36: 4,776,361 km (0.116 R)
• M37: 5,079,297 km (0.118 R)
• M38: 5,157,985 km (0.087 R)
• M39: 5,237,122 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.9

Radius: 12.6

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.66 AU - 0.82 AU

Year: 432 Days

Day: 7.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 137.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 19,175,940 km

• M1: 163,959 km (0.1 R)
• M2: 246,836 km (0.081 R)
• M3: 325,525 km (0.086 R)
• M4: 433,385 km (0.066 R)
• M5: 522,545 km (0.093 R)
• M6: 605,273 km (0.106 R)
• M7: 730,187 km (0.115 R)
• M8: 822,339 km (0.076 R)
• M9: 973,882 km (0.065 R)
• M10: 1,124,378 km (0.09 R)
• M11: 1,206,656 km (0.049 R)
• M12: 1,306,588 km (0.085 R)
• M13: 1,437,636 km (0.067 R)
• M14: 1,544,299 km (0.083 R)
• M15: 1,748,350 km (0.047 R)
• M16: 1,840,652 km (0.115 R)
• M17: 1,943,576 km (0.118 R)
• M18: 2,090,181 km (0.061 R)
• M19: 2,235,740 km (0.07 R)
• M20: 2,394,613 km (0.073 R)
• M21: 2,492,749 km (0.111 R)
• M22: 2,587,295 km (0.109 R)
• M23: 2,672,865 km (0.062 R)
• M24: 2,800,622 km (0.045 R)
• M25: 2,972,360 km (0.116 R)
• M26: 3,110,140 km (0.108 R)
• M27: 3,206,930 km (0.102 R)
• M28: 3,370,440 km (0.111 R)
• M29: 3,486,528 km (0.08 R)
• M30: 3,848,704 km (0.032 R)
• M31: 3,964,493 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.3

Radius: 9.8

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.85 AU - 1.15 AU

Year: 678 Days

Day: 14.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 19,175,940 km

• M1: 169,195 km (0.108 R)
• M2: 246,537 km (0.041 R)
• M3: 312,061 km (0.069 R)
• M4: 425,307 km (0.103 R)
• M5: 489,335 km (0.071 R)
• M6: 643,121 km (0.044 R)
• M7: 744,100 km (0.11 R)
• M8: 806,033 km (0.118 R)
• M9: 985,850 km (0.116 R)
• M10: 1,131,110 km (0.089 R)
• M11: 1,308,832 km (0.075 R)
• M12: 1,502,561 km (0.069 R)
• M13: 1,716,187 km (0.032 R)
• M14: 1,950,607 km (0.078 R)
• M15: 2,020,020 km (0.086 R)
• M16: 2,146,430 km (0.069 R)
• M17: 2,214,497 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.4

Radius: 13.9

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.23 AU - 1.93 AU

Year: 1347 Days

Day: 10.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 19,175,940 km

• M1: 176,077 km (0.07 R)
• M2: 277,354 km (0.115 R)
• M3: 517,758 km (0.092 R)
• M4: 613,202 km (0.107 R)
• M5: 721,511 km (0.102 R)
• M6: 809,175 km (0.067 R)
• M7: 948,600 km (0.07 R)
• M8: 1,135,298 km (0.086 R)
• M9: 1,267,094 km (0.062 R)
• M10: 1,411,306 km (0.1 R)
• M11: 1,634,806 km (0.083 R)
• M12: 1,724,564 km (0.115 R)
• M13: 1,831,676 km (0.101 R)
• M14: 1,933,104 km (0.082 R)
• M15: 2,141,942 km (0.12 R)
• M16: 2,495,442 km (0.084 R)
• M17: 2,858,666 km (0.104 R)
• M18: 3,079,323 km (0.039 R)
• M19: 3,315,388 km (0.112 R)
• M20: 3,421,154 km (0.107 R)
• M21: 3,606,505 km (0.093 R)
• M22: 3,695,516 km (0.036 R)
• M23: 3,865,609 km (0.097 R)
• M24: 3,967,036 km (0.12 R)
• M25: 4,141,467 km (0.065 R)
• M26: 4,886,465 km (0.041 R)
• M27: 5,684,420 km (0.102 R)
• M28: 5,869,921 km (0.093 R)
• M29: 6,187,667 km (0.115 R)
• M30: 6,342,651 km (0.085 R)
• M31: 6,559,418 km (0.102 R)
• M32: 6,729,660 km (0.07 R)
• M33: 7,312,194 km (0.058 R)
• M34: 7,628,743 km (0.084 R)
• M35: 8,170,737 km (0.113 R)
• M36: 8,393,637 km (0.055 R)
• M37: 8,499,253 km (0.118 R)
• M38: 8,605,318 km (0.082 R)
• M39: 8,899,278 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.9

Radius: 11.2

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.32 AU - 3.5 AU

Year: 3367 Days

Day: 6.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 19,175,940 km

• M1: 258,655 km (0.069 R)
• M2: 398,379 km (0.082 R)
• M3: 530,324 km (0.096 R)
• M4: 619,335 km (0.077 R)
• M5: 862,432 km (0.058 R)
• M6: 1,094,009 km (0.058 R)
• M7: 1,369,120 km (0.116 R)
• M8: 1,509,143 km (0.112 R)
• M9: 1,605,185 km (0.061 R)
• M10: 2,266,557 km (0.097 R)
• M11: 2,363,497 km (0.068 R)
• M12: 2,447,870 km (0.105 R)
• M13: 2,590,586 km (0.111 R)
• M14: 2,795,236 km (0.03 R)
• M15: 3,220,543 km (0.063 R)
• M16: 3,345,906 km (0.113 R)
• M17: 3,585,263 km (0.119 R)
• M18: 3,963,446 km (0.102 R)
• M19: 4,389,052 km (0.048 R)
• M20: 5,027,685 km (0.084 R)
• M21: 5,118,641 km (0.03 R)
• M22: 5,191,944 km (0.064 R)
• M23: 5,302,347 km (0.114 R)
• M24: 5,376,547 km (0.066 R)
• M25: 5,488,297 km (0.118 R)
• M26: 5,752,337 km (0.111 R)
• M27: 6,020,417 km (0.081 R)
• M28: 6,214,595 km (0.081 R)
• M29: 6,668,923 km (0.119 R)
• M30: 7,011,652 km (0.105 R)
• M31: 7,133,874 km (0.09 R)
• M32: 7,505,325 km (0.108 R)
• M33: 7,861,817 km (0.103 R)
• M34: 8,010,218 km (0.118 R)
• M35: 8,374,638 km (0.102 R)
• M36: 8,810,417 km (0.051 R)
• M37: 8,920,521 km (0.07 R)
• M38: 9,387,865 km (0.104 R)
• M39: 9,658,487 km (0.113 R)
• M40: 9,886,026 km (0.071 R)
• M41: 10,000,468 km (0.053 R)
• M42: 10,743,371 km (0.104 R)
• M43: 10,884,591 km (0.044 R)
• M44: 11,002,923 km (0.092 R)
• M45: 11,097,768 km (0.1 R)
• M46: 11,360,014 km (0.09 R)
• M47: 11,552,097 km (0.046 R)
• M48: 11,624,503 km (0.114 R)
• M49: 12,037,093 km (0.104 R)
• M50: 12,110,396 km (0.076 R)
• M51: 12,553,505 km (0.109 R)
• M52: 12,727,188 km (0.075 R)
• M53: 12,976,718 km (0.072 R)
• M54: 13,379,435 km (0.089 R)
• M55: 13,633,303 km (0.032 R)
• M56: 14,508,151 km (0.114 R)
• M57: 14,716,691 km (0.104 R)
• M58: 15,507,315 km (0.067 R)
• M59: 15,693,864 km (0.1 R)
• M60: 16,420,161 km (0.12 R)
• M61: 16,773,811 km (0.111 R)
• M62: 17,074,951 km (0.119 R)
• M63: 17,295,159 km (0.054 R)
• M64: 17,877,694 km (0.099 R)
• M65: 18,017,268 km (0.085 R)
• M66: 18,241,516 km (0.097 R)
• M67: 18,720,827 km (0.108 R)
• M68: 19,118,907 km (0.112 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 12,611 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit