🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.64 AU - 0.68 AU

Year: 352 Days

Day: 35.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.3

Radius: 13.7

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.75 AU - 0.87 AU

Year: 478 Days

Day: 14.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 17,336,001 km

• M1: 182,210 km (0.066 R)
• M2: 276,606 km (0.109 R)
• M3: 417,079 km (0.093 R)
• M4: 541,843 km (0.089 R)
• M5: 629,059 km (0.117 R)
• M6: 746,344 km (0.089 R)
• M7: 863,629 km (0.097 R)
• M8: 987,944 km (0.04 R)
• M9: 1,133,204 km (0.063 R)
• M10: 1,241,064 km (0.096 R)
• M11: 1,388,867 km (0.102 R)
• M12: 1,510,639 km (0.118 R)
• M13: 1,625,082 km (0.113 R)
• M14: 1,714,392 km (0.063 R)
• M15: 1,828,385 km (0.107 R)
• M16: 2,076,568 km (0.071 R)
• M17: 2,174,106 km (0.109 R)
• M18: 2,329,688 km (0.103 R)
• M19: 2,431,265 km (0.098 R)
• M20: 2,573,532 km (0.106 R)
• M21: 2,718,642 km (0.064 R)
• M22: 3,156,515 km (0.07 R)
• M23: 3,248,219 km (0.058 R)
• M24: 3,348,000 km (0.094 R)
• M25: 3,594,837 km (0.113 R)
• M26: 3,727,829 km (0.108 R)
• M27: 3,877,726 km (0.103 R)
• M28: 4,022,088 km (0.107 R)
• M29: 4,152,687 km (0.041 R)
• M30: 4,386,808 km (0.088 R)
• M31: 4,553,310 km (0.11 R)
• M32: 4,721,907 km (0.058 R)
• M33: 4,819,146 km (0.086 R)
• M34: 5,115,200 km (0.102 R)
• M35: 5,257,019 km (0.105 R)
• M36: 5,366,375 km (0.036 R)
• M37: 5,476,628 km (0.106 R)
• M38: 5,630,415 km (0.107 R)
• M39: 5,759,668 km (0.032 R)
• M40: 6,029,991 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.1

Radius: 9.1

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.5 AU - 2.04 AU

Year: 1545 Days

Day: 6.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 17,336,001 km

• M1: 121,922 km (0.081 R)
• M2: 194,477 km (0.118 R)
• M3: 305,180 km (0.117 R)
• M4: 369,656 km (0.089 R)
• M5: 454,778 km (0.111 R)
• M6: 535,560 km (0.053 R)
• M7: 609,312 km (0.107 R)
• M8: 695,780 km (0.117 R)
• M9: 782,098 km (0.077 R)
• M10: 936,034 km (0.092 R)
• M11: 1,001,558 km (0.068 R)
• M12: 1,084,585 km (0.113 R)
• M13: 1,164,470 km (0.105 R)
• M14: 1,235,529 km (0.049 R)
• M15: 1,302,399 km (0.049 R)
• M16: 1,370,616 km (0.109 R)
• M17: 1,481,019 km (0.117 R)
• M18: 1,552,377 km (0.09 R)
• M19: 1,637,199 km (0.112 R)
• M20: 1,748,500 km (0.117 R)
• M21: 1,817,764 km (0.104 R)
• M22: 2,064,451 km (0.116 R)
• M23: 2,144,635 km (0.091 R)
• M24: 2,239,630 km (0.11 R)
• M25: 2,384,590 km (0.053 R)
• M26: 2,475,994 km (0.114 R)
• M27: 2,540,022 km (0.09 R)
• M28: 2,597,318 km (0.106 R)
• M29: 2,662,244 km (0.076 R)
• M30: 2,735,247 km (0.093 R)
• M31: 2,816,180 km (0.075 R)
• M32: 2,972,958 km (0.085 R)
• M33: 3,033,546 km (0.099 R)
• M34: 3,186,734 km (0.095 R)
• M35: 3,295,491 km (0.117 R)
• M36: 3,405,446 km (0.062 R)
• M37: 3,621,016 km (0.052 R)
• M38: 3,702,099 km (0.098 R)
• M39: 3,865,908 km (0.08 R)
• M40: 3,923,803 km (0.062 R)
• M41: 4,286,129 km (0.076 R)
• M42: 4,423,609 km (0.119 R)
• M43: 4,738,513 km (0.113 R)
• M44: 4,862,978 km (0.111 R)
• M45: 5,078,848 km (0.076 R)
• M46: 5,362,485 km (0.075 R)
• M47: 5,445,662 km (0.114 R)
• M48: 5,529,436 km (0.115 R)
• M49: 5,604,235 km (0.077 R)
• M50: 5,764,305 km (0.059 R)
• M51: 5,849,726 km (0.052 R)
• M52: 5,916,297 km (0.112 R)
• M53: 6,137,253 km (0.08 R)
• M54: 6,409,970 km (0.083 R)
• M55: 6,478,635 km (0.044 R)
• M56: 6,557,623 km (0.083 R)
• M57: 6,776,185 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.7

Radius: 14.5

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.45 AU - 2.51 AU

Year: 2562 Days

Day: 8.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 17,336,001 km

• M1: 283,189 km (0.116 R)
• M2: 426,204 km (0.043 R)
• M3: 518,656 km (0.09 R)
• M4: 635,791 km (0.12 R)
• M5: 789,278 km (0.12 R)
• M6: 920,326 km (0.119 R)
• M7: 1,040,752 km (0.084 R)
• M8: 1,217,128 km (0.12 R)
• M9: 1,319,752 km (0.087 R)
• M10: 1,425,518 km (0.086 R)
• M11: 1,578,706 km (0.094 R)
• M12: 1,902,586 km (0.114 R)
• M13: 2,060,411 km (0.114 R)
• M14: 2,159,744 km (0.114 R)
• M15: 2,299,170 km (0.111 R)
• M16: 2,402,392 km (0.068 R)
• M17: 2,929,126 km (0.075 R)
• M18: 3,055,836 km (0.091 R)
• M19: 3,314,939 km (0.101 R)
• M20: 3,432,523 km (0.059 R)
• M21: 3,626,552 km (0.114 R)
• M22: 3,979,004 km (0.1 R)
• M23: 4,104,218 km (0.036 R)
• M24: 4,816,603 km (0.116 R)
• M25: 5,051,471 km (0.106 R)
• M26: 5,290,230 km (0.056 R)
• M27: 5,672,901 km (0.092 R)
• M28: 6,136,953 km (0.086 R)
• M29: 6,227,610 km (0.115 R)
• M30: 6,650,523 km (0.077 R)
• M31: 6,818,521 km (0.102 R)
• M32: 6,950,167 km (0.058 R)
• M33: 7,427,534 km (0.069 R)
• M34: 7,543,622 km (0.086 R)
• M35: 8,054,050 km (0.11 R)
• M36: 8,964,054 km (0.094 R)
• M37: 9,253,825 km (0.046 R)
• M38: 9,358,095 km (0.095 R)
• M39: 9,504,701 km (0.102 R)
• M40: 9,609,868 km (0.117 R)
• M41: 9,991,791 km (0.098 R)
• M42: 10,292,483 km (0.06 R)
• M43: 10,487,260 km (0.07 R)
• M44: 10,705,074 km (0.07 R)
• M45: 11,101,209 km (0.059 R)
• M46: 11,412,522 km (0.068 R)
• M47: 12,043,975 km (0.11 R)
• M48: 12,295,150 km (0.06 R)
• M49: 12,733,172 km (0.099 R)
• M50: 12,849,260 km (0.084 R)
• M51: 12,989,134 km (0.102 R)
• M52: 13,129,457 km (0.04 R)
• M53: 13,246,742 km (0.116 R)
• M54: 13,458,872 km (0.086 R)
• M55: 14,077,908 km (0.091 R)
• M56: 14,487,656 km (0.091 R)
• M57: 14,730,603 km (0.115 R)
• M58: 14,950,362 km (0.091 R)
• M59: 15,146,635 km (0.042 R)
• M60: 15,294,438 km (0.061 R)
• M61: 15,591,389 km (0.118 R)
• M62: 15,815,337 km (0.063 R)
• M63: 16,241,392 km (0.063 R)
• M64: 16,493,913 km (0.089 R)
• M65: 17,130,602 km (0.104 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 10,881 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit