🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.47 AU - 0.79 AU

Year: 318 Days

Day: 27.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.5

Radius: 12.4

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.72 AU - 0.94 AU

Year: 481 Days

Day: 10.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 72,642,979 km

• M1: 154,684 km (0.1 R)
• M2: 243,545 km (0.098 R)
• M3: 360,531 km (0.113 R)
• M4: 456,573 km (0.081 R)
• M5: 547,827 km (0.1 R)
• M6: 682,465 km (0.103 R)
• M7: 829,670 km (0.099 R)
• M8: 913,744 km (0.091 R)
• M9: 992,731 km (0.12 R)
• M10: 1,144,573 km (0.087 R)
• M11: 1,235,230 km (0.066 R)
• M12: 1,404,724 km (0.088 R)
• M13: 1,497,475 km (0.027 R)
• M14: 1,638,097 km (0.092 R)
• M15: 1,720,525 km (0.096 R)
• M16: 1,820,307 km (0.098 R)
• M17: 2,014,934 km (0.106 R)
• M18: 2,120,400 km (0.069 R)
• M19: 2,205,073 km (0.08 R)
• M20: 2,383,992 km (0.101 R)
• M21: 2,531,645 km (0.08 R)
• M22: 2,713,107 km (0.1 R)
• M23: 2,830,392 km (0.115 R)
• M24: 2,930,323 km (0.069 R)
• M25: 3,309,703 km (0.11 R)
• M26: 3,395,423 km (0.101 R)
• M27: 3,575,838 km (0.087 R)
• M28: 3,677,564 km (0.032 R)
• M29: 3,787,070 km (0.054 R)
• M30: 3,953,423 km (0.107 R)
• M31: 4,143,562 km (0.032 R)
• M32: 4,228,982 km (0.084 R)
• M33: 4,351,054 km (0.092 R)
• M34: 4,503,644 km (0.115 R)
• M35: 4,591,607 km (0.081 R)
• M36: 4,851,459 km (0.074 R)
• M37: 5,070,470 km (0.1 R)
• M38: 5,269,735 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.8

Radius: 10.5

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.88 AU - 1.3 AU

Year: 724 Days

Day: 13.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 72,642,979 km

• M1: 163,810 km (0.102 R)
• M2: 232,026 km (0.106 R)
• M3: 328,218 km (0.096 R)
• M4: 406,757 km (0.079 R)
• M5: 485,744 km (0.085 R)
• M6: 575,353 km (0.081 R)
• M7: 657,931 km (0.075 R)
• M8: 768,783 km (0.114 R)
• M9: 856,448 km (0.082 R)
• M10: 958,025 km (0.07 R)
• M11: 1,037,162 km (0.12 R)
• M12: 1,107,623 km (0.119 R)
• M13: 1,174,194 km (0.079 R)
• M14: 1,259,614 km (0.097 R)
• M15: 1,442,722 km (0.079 R)
• M16: 1,546,992 km (0.072 R)
• M17: 1,653,954 km (0.093 R)
• M18: 1,750,445 km (0.044 R)
• M19: 1,848,880 km (0.091 R)
• M20: 1,949,111 km (0.114 R)
• M21: 2,065,199 km (0.117 R)
• M22: 2,232,898 km (0.061 R)
• M23: 2,347,340 km (0.079 R)
• M24: 2,434,406 km (0.117 R)
• M25: 2,522,669 km (0.081 R)
• M26: 2,589,539 km (0.099 R)
• M27: 2,694,856 km (0.101 R)
• M28: 3,114,328 km (0.108 R)
• M29: 3,266,918 km (0.086 R)
• M30: 3,430,279 km (0.11 R)
• M31: 3,604,710 km (0.101 R)
• M32: 3,722,743 km (0.106 R)
• M33: 3,816,242 km (0.107 R)
• M34: 3,884,907 km (0.104 R)
• M35: 4,005,932 km (0.098 R)
• M36: 4,180,961 km (0.034 R)
• M37: 4,358,534 km (0.109 R)
• M38: 4,439,317 km (0.103 R)
• M39: 4,556,901 km (0.067 R)
• M40: 4,675,532 km (0.106 R)
• M41: 5,573,119 km (0.107 R)
• M42: 5,759,069 km (0.112 R)
• M43: 5,838,057 km (0.116 R)
• M44: 5,927,217 km (0.081 R)
• M45: 6,197,541 km (0.067 R)
• M46: 6,288,646 km (0.12 R)
• M47: 6,420,890 km (0.092 R)
• M48: 6,626,288 km (0.091 R)
• M49: 6,802,514 km (0.113 R)
• M50: 7,117,268 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.6

Radius: 14.3

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.69 AU - 4.61 AU

Year: 5375 Days

Day: 12.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 72,642,979 km

• M1: 216,169 km (0.114 R)
• M2: 383,868 km (0.086 R)
• M3: 543,190 km (0.12 R)
• M4: 652,396 km (0.027 R)
• M5: 822,489 km (0.111 R)
• M6: 952,639 km (0.056 R)
• M7: 1,298,360 km (0.117 R)
• M8: 1,466,658 km (0.085 R)
• M9: 1,587,682 km (0.102 R)
• M10: 1,684,173 km (0.117 R)
• M11: 2,001,171 km (0.062 R)
• M12: 2,259,676 km (0.11 R)
• M13: 2,385,188 km (0.074 R)
• M14: 2,928,079 km (0.092 R)
• M15: 3,100,266 km (0.111 R)
• M16: 3,258,242 km (0.098 R)
• M17: 3,767,024 km (0.098 R)
• M18: 3,917,071 km (0.083 R)
• M19: 4,126,807 km (0.101 R)
• M20: 4,537,453 km (0.092 R)
• M21: 4,757,960 km (0.099 R)
• M22: 5,105,626 km (0.067 R)
• M23: 5,272,278 km (0.106 R)
• M24: 5,610,818 km (0.095 R)
• M25: 5,847,781 km (0.1 R)
• M26: 6,920,547 km (0.108 R)
• M27: 7,338,524 km (0.037 R)
• M28: 7,503,231 km (0.112 R)
• M29: 7,669,284 km (0.101 R)
• M30: 7,860,620 km (0.073 R)
• M31: 8,150,391 km (0.048 R)
• M32: 8,272,313 km (0.117 R)
• M33: 8,616,688 km (0.111 R)
• M34: 9,319,798 km (0.043 R)
• M35: 9,421,674 km (0.118 R)
• M36: 9,678,234 km (0.061 R)
• M37: 10,594,222 km (0.036 R)
• M38: 10,914,810 km (0.09 R)
• M39: 11,347,148 km (0.047 R)
• M40: 12,480,502 km (0.119 R)
• M41: 13,189,446 km (0.031 R)
• M42: 13,707,952 km (0.11 R)
• M43: 14,028,092 km (0.112 R)
• M44: 14,409,716 km (0.085 R)
• M45: 14,675,850 km (0.105 R)
• M46: 14,884,091 km (0.103 R)
• M47: 15,574,934 km (0.118 R)
• M48: 16,153,728 km (0.049 R)
• M49: 16,307,065 km (0.06 R)
• M50: 16,399,367 km (0.04 R)
• M51: 16,584,570 km (0.107 R)
• M52: 17,238,163 km (0.099 R)
• M53: 17,489,337 km (0.105 R)
• M54: 17,836,704 km (0.107 R)
• M55: 18,731,299 km (0.119 R)
• M56: 19,086,744 km (0.065 R)
• M57: 20,497,601 km (0.107 R)
• M58: 20,830,456 km (0.114 R)
• M59: 21,232,276 km (0.092 R)
• M60: 21,873,901 km (0.114 R)
• M61: 22,248,195 km (0.079 R)
• M62: 22,727,806 km (0.094 R)
• M63: 22,865,436 km (0.105 R)
• M64: 23,003,365 km (0.058 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.1

Radius: 6.3

Gravity: 25.07 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.32 AU - 8.48 AU

Year: 15479 Days

Day: 22.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 72,642,979 km

• M1: 80,633 km (0.081 R)
• M2: 533,316 km (0.119 R)
• M3: 658,829 km (0.089 R)
• M4: 841,488 km (0.038 R)
• M5: 938,876 km (0.111 R)
• M6: 1,568,833 km (0.026 R)
• M7: 1,908,420 km (0.057 R)
• M8: 2,136,407 km (0.056 R)
• M9: 2,203,128 km (0.047 R)
• M10: 3,920,362 km (0.099 R)
• M11: 4,421,066 km (0.08 R)
• M12: 4,766,039 km (0.091 R)
• M13: 6,135,607 km (0.073 R)
• M14: 7,874,682 km (0.085 R)
• M15: 7,978,354 km (0.064 R)
• M16: 9,587,728 km (0.083 R)
• M17: 10,542,910 km (0.091 R)
• M18: 10,657,352 km (0.087 R)
• M19: 10,829,689 km (0.112 R)
• M20: 12,121,317 km (0.081 R)
• M21: 13,029,675 km (0.108 R)
• M22: 13,152,495 km (0.106 R)
• M23: 13,275,614 km (0.102 R)
• M24: 13,771,980 km (0.102 R)
• M25: 13,959,725 km (0.089 R)
• M26: 14,655,355 km (0.111 R)
• M27: 15,039,373 km (0.1 R)
• M28: 16,079,976 km (0.118 R)
• M29: 16,476,111 km (0.061 R)
• M30: 16,675,525 km (0.057 R)
• M31: 16,942,408 km (0.11 R)
• M32: 17,009,427 km (0.093 R)
• M33: 17,210,786 km (0.118 R)
• M34: 18,367,178 km (0.115 R)
• M35: 19,198,344 km (0.112 R)
• M36: 19,338,068 km (0.057 R)
• M37: 21,257,259 km (0.089 R)
• M38: 22,129,564 km (0.101 R)
• M39: 22,717,633 km (0.115 R)
• M40: 22,939,487 km (0.095 R)
• M41: 25,120,624 km (0.078 R)
• M42: 25,349,958 km (0.106 R)
• M43: 25,887,912 km (0.053 R)
• M44: 26,196,981 km (0.045 R)
• M45: 26,429,605 km (0.046 R)
• M46: 29,274,059 km (0.115 R)
• M47: 29,676,777 km (0.079 R)
• M48: 30,243,603 km (0.036 R)
• M49: 31,882,897 km (0.053 R)
• M50: 32,713,165 km (0.052 R)
• M51: 34,650,008 km (0.113 R)
• M52: 34,905,372 km (0.076 R)
• M53: 35,760,922 km (0.054 R)
• M54: 35,932,960 km (0.061 R)
• M55: 36,710,270 km (0.101 R)
• M56: 38,809,876 km (0.046 R)
• M57: 39,874,116 km (0.026 R)
• M58: 40,231,056 km (0.074 R)
• M59: 40,589,044 km (0.114 R)
• M60: 40,768,412 km (0.077 R)
• M61: 42,758,961 km (0.12 R)
• M62: 43,124,279 km (0.078 R)
• M63: 43,215,833 km (0.038 R)
• M64: 45,244,829 km (0.099 R)
• M65: 46,270,921 km (0.063 R)
• M66: 46,552,165 km (0.117 R)
• M67: 47,493,584 km (0.114 R)
• M68: 48,156,303 km (0.119 R)
• M69: 48,726,719 km (0.044 R)
• M70: 48,822,013 km (0.09 R)
• M71: 49,203,787 km (0.102 R)
• M72: 49,395,123 km (0.089 R)
• M73: 49,778,392 km (0.07 R)
• M74: 50,258,901 km (0.115 R)
• M75: 50,934,185 km (0.049 R)
• M76: 52,684,331 km (0.066 R)
• M77: 52,977,992 km (0.084 R)
• M78: 53,075,978 km (0.067 R)
• M79: 54,157,870 km (0.072 R)
• M80: 54,454,223 km (0.096 R)
• M81: 56,343,345 km (0.047 R)
• M82: 56,743,819 km (0.097 R)
• M83: 56,944,429 km (0.046 R)
• M84: 58,152,881 km (0.109 R)
• M85: 59,777,364 km (0.027 R)
• M86: 61,725,577 km (0.063 R)
• M87: 62,966,791 km (0.12 R)
• M88: 63,590,464 km (0.049 R)
• M89: 64,320,652 km (0.082 R)
• M90: 64,529,790 km (0.097 R)
• M91: 64,739,227 km (0.064 R)
• M92: 64,948,813 km (0.102 R)
• M93: 65,053,681 km (0.093 R)
• M94: 66,845,265 km (0.055 R)
• M95: 70,800,483 km (0.114 R)
• M96: 71,016,353 km (0.116 R)
• M97: 72,642,931 km (0.099 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: 425 - 19,058 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit