🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.53 AU - 0.53 AU

Year: 249 Days

Day: 36.1 Hours

Environment

Temp: -111 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.2

Radius: 13.5

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.65 AU - 0.99 AU

Year: 479 Days

Day: 5.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 43,251,487 km

• M1: 171,888 km (0.112 R)
• M2: 283,937 km (0.098 R)
• M3: 410,796 km (0.077 R)
• M4: 499,806 km (0.092 R)
• M5: 686,056 km (0.084 R)
• M6: 826,379 km (0.066 R)
• M7: 927,507 km (0.112 R)
• M8: 1,064,538 km (0.076 R)
• M9: 1,165,367 km (0.104 R)
• M10: 1,286,542 km (0.096 R)
• M11: 1,453,194 km (0.102 R)
• M12: 1,542,354 km (0.113 R)
• M13: 1,652,009 km (0.045 R)
• M14: 1,796,072 km (0.115 R)
• M15: 2,030,342 km (0.075 R)
• M16: 2,124,140 km (0.118 R)
• M17: 2,274,785 km (0.09 R)
• M18: 2,372,622 km (0.07 R)
• M19: 2,536,432 km (0.097 R)
• M20: 2,623,348 km (0.112 R)
• M21: 2,740,932 km (0.114 R)
• M22: 2,830,392 km (0.06 R)
• M23: 3,135,721 km (0.087 R)
• M24: 3,395,722 km (0.029 R)
• M25: 3,712,271 km (0.091 R)
• M26: 3,836,587 km (0.065 R)
• M27: 4,064,125 km (0.081 R)
• M28: 4,158,073 km (0.057 R)
• M29: 4,417,924 km (0.096 R)
• M30: 4,541,193 km (0.07 R)
• M31: 4,683,461 km (0.076 R)
• M32: 4,818,099 km (0.073 R)
• M33: 4,917,731 km (0.074 R)
• M34: 5,091,414 km (0.049 R)
• M35: 5,267,191 km (0.054 R)
• M36: 5,360,541 km (0.076 R)
• M37: 5,482,762 km (0.069 R)
• M38: 5,806,641 km (0.112 R)
• M39: 6,048,990 km (0.04 R)
• M40: 6,146,827 km (0.101 R)
• M41: 6,324,250 km (0.102 R)
• M42: 6,523,514 km (0.097 R)
• M43: 6,664,286 km (0.084 R)
• M44: 6,958,994 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.2

Radius: 14.9

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.04 AU - 1.68 AU

Year: 1024 Days

Day: 8.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 167.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 43,251,487 km

• M1: 190,288 km (0.062 R)
• M2: 297,251 km (0.032 R)
• M3: 511,924 km (0.112 R)
• M4: 655,837 km (0.09 R)
• M5: 749,037 km (0.103 R)
• M6: 860,487 km (0.036 R)
• M7: 991,684 km (0.113 R)
• M8: 1,130,661 km (0.115 R)
• M9: 1,246,898 km (0.1 R)
• M10: 1,359,845 km (0.06 R)
• M11: 1,580,801 km (0.059 R)
• M12: 1,754,633 km (0.04 R)
• M13: 1,943,725 km (0.084 R)
• M14: 2,167,374 km (0.106 R)
• M15: 2,390,275 km (0.091 R)
• M16: 2,581,910 km (0.108 R)
• M17: 2,709,217 km (0.078 R)
• M18: 2,960,392 km (0.118 R)
• M19: 3,335,733 km (0.071 R)
• M20: 3,507,472 km (0.039 R)
• M21: 3,704,342 km (0.083 R)
• M22: 3,815,344 km (0.112 R)
• M23: 3,984,090 km (0.053 R)
• M24: 4,178,269 km (0.087 R)
• M25: 4,363,919 km (0.094 R)
• M26: 4,516,958 km (0.042 R)
• M27: 4,755,716 km (0.119 R)
• M28: 4,876,741 km (0.12 R)
• M29: 5,084,832 km (0.11 R)
• M30: 5,383,728 km (0.102 R)
• M31: 5,650,162 km (0.111 R)
• M32: 5,804,248 km (0.032 R)
• M33: 6,288,496 km (0.07 R)
• M34: 6,758,832 km (0.091 R)
• M35: 7,005,070 km (0.089 R)
• M36: 7,240,537 km (0.098 R)
• M37: 7,492,609 km (0.043 R)
• M38: 7,605,556 km (0.086 R)
• M39: 7,790,459 km (0.087 R)
• M40: 7,962,496 km (0.066 R)
• M41: 8,707,494 km (0.083 R)
• M42: 8,871,154 km (0.092 R)
• M43: 9,035,861 km (0.071 R)
• M44: 9,277,162 km (0.077 R)
• M45: 9,474,931 km (0.08 R)
• M46: 10,060,756 km (0.101 R)
• M47: 10,216,936 km (0.086 R)
• M48: 10,674,556 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.8

Radius: 3.7

Gravity: 30.81 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.5 AU - 7.68 AU

Year: 10923 Days

Day: 18.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 43,251,487 km

• M1: 150,346 km (0.056 R)
• M2: 177,423 km (0.118 R)
• M3: 248,482 km (0.073 R)
• M4: 431,291 km (0.104 R)
• M5: 588,219 km (0.081 R)
• M6: 969,095 km (0.105 R)
• M7: 1,391,859 km (0.089 R)
• M8: 2,047,845 km (0.101 R)
• M9: 2,213,001 km (0.032 R)
• M10: 2,285,107 km (0.079 R)
• M11: 2,333,577 km (0.119 R)
• M12: 2,530,897 km (0.096 R)
• M13: 2,682,589 km (0.057 R)
• M14: 2,994,650 km (0.103 R)
• M15: 3,181,947 km (0.097 R)
• M16: 3,263,328 km (0.112 R)
• M17: 3,567,909 km (0.115 R)
• M18: 4,203,850 km (0.066 R)
• M19: 4,413,436 km (0.081 R)
• M20: 4,626,464 km (0.054 R)
• M21: 4,657,131 km (0.084 R)
• M22: 5,349,769 km (0.12 R)
• M23: 5,511,634 km (0.098 R)
• M24: 6,550,592 km (0.119 R)
• M25: 7,720,896 km (0.102 R)
• M26: 7,940,505 km (0.12 R)
• M27: 7,977,306 km (0.062 R)
• M28: 8,051,058 km (0.037 R)
• M29: 8,498,505 km (0.074 R)
• M30: 8,536,204 km (0.114 R)
• M31: 8,573,903 km (0.096 R)
• M32: 8,953,881 km (0.092 R)
• M33: 9,223,307 km (0.116 R)
• M34: 10,690,563 km (0.054 R)
• M35: 11,388,736 km (0.083 R)
• M36: 11,513,351 km (0.116 R)
• M37: 11,722,190 km (0.092 R)
• M38: 13,306,431 km (0.068 R)
• M39: 13,613,556 km (0.095 R)
• M40: 13,790,081 km (0.107 R)
• M41: 14,279,715 km (0.112 R)
• M42: 15,184,184 km (0.079 R)
• M43: 15,229,961 km (0.114 R)
• M44: 15,921,103 km (0.051 R)
• M45: 16,575,294 km (0.118 R)
• M46: 16,669,541 km (0.058 R)
• M47: 16,716,664 km (0.089 R)
• M48: 17,765,346 km (0.075 R)
• M49: 18,200,526 km (0.042 R)
• M50: 18,835,120 km (0.047 R)
• M51: 19,377,861 km (0.085 R)
• M52: 19,626,193 km (0.119 R)
• M53: 19,975,654 km (0.092 R)
• M54: 20,176,265 km (0.115 R)
• M55: 20,529,017 km (0.091 R)
• M56: 21,547,928 km (0.104 R)
• M57: 21,908,459 km (0.061 R)
• M58: 22,115,352 km (0.05 R)
• M59: 22,322,994 km (0.091 R)
• M60: 22,687,714 km (0.037 R)
• M61: 22,792,283 km (0.106 R)
• M62: 22,897,001 km (0.06 R)
• M63: 23,212,204 km (0.071 R)
• M64: 25,025,181 km (0.1 R)
• M65: 25,187,345 km (0.07 R)
• M66: 26,386,970 km (0.108 R)
• M67: 26,607,178 km (0.046 R)
• M68: 28,898,269 km (0.096 R)
• M69: 29,181,907 km (0.06 R)
• M70: 29,409,595 km (0.08 R)
• M71: 29,466,592 km (0.115 R)
• M72: 29,752,025 km (0.114 R)
• M73: 30,383,477 km (0.118 R)
• M74: 30,556,412 km (0.055 R)
• M75: 31,019,268 km (0.083 R)
• M76: 31,135,356 km (0.081 R)
• M77: 31,426,174 km (0.069 R)
• M78: 31,484,517 km (0.066 R)
• M79: 33,012,211 km (0.098 R)
• M80: 33,308,714 km (0.042 R)
• M81: 34,263,597 km (0.055 R)
• M82: 35,530,541 km (0.092 R)
• M83: 35,591,129 km (0.065 R)
• M84: 36,383,549 km (0.077 R)
• M85: 37,058,534 km (0.092 R)
• M86: 37,428,490 km (0.11 R)
• M87: 38,545,537 km (0.09 R)
• M88: 38,982,961 km (0.082 R)
• M89: 39,925,727 km (0.097 R)
• M90: 40,875,973 km (0.079 R)
• M91: 41,641,465 km (0.118 R)
• M92: 41,705,493 km (0.119 R)
• M93: 42,283,090 km (0.11 R)
• M94: 42,605,025 km (0.09 R)
• M95: 42,798,604 km (0.106 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: 317 - 14,162 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit