🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.92 AU - 1.26 AU

Year: 404 Days

Day: 36.4 Hours

Environment

Temp: 29 °C

Axial Tilt: 32.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 20,492,304 km

• M1: 551,418 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.03 AU - 1.65 AU

Year: 550 Days

Day: 44.8 Hours

Environment

Temp: 6 °C

Axial Tilt: 15.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Gas Giant

Semi-Major Axis: 12.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125

Radius: 11.2

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 12.3 AU - 12.64 AU

Year: 15622 Days

Day: 7.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 20,492,304 km

• M1: 187,147 km (0.085 R)
• M2: 328,816 km (0.114 R)
• M3: 442,062 km (0.05 R)
• M4: 559,197 km (0.091 R)
• M5: 729,738 km (0.079 R)
• M6: 1,091,167 km (0.058 R)
• M7: 1,223,860 km (0.107 R)
• M8: 1,327,232 km (0.108 R)
• M9: 1,579,903 km (0.081 R)
• M10: 1,988,305 km (0.112 R)
• M11: 2,300,217 km (0.12 R)
• M12: 2,538,975 km (0.032 R)
• M13: 3,135,422 km (0.099 R)
• M14: 3,449,876 km (0.033 R)
• M15: 3,623,410 km (0.04 R)
• M16: 4,109,154 km (0.108 R)
• M17: 4,293,459 km (0.112 R)
• M18: 5,001,506 km (0.088 R)
• M19: 5,513,130 km (0.033 R)
• M20: 5,804,547 km (0.07 R)
• M21: 5,952,200 km (0.032 R)
• M22: 6,709,165 km (0.043 R)
• M23: 7,304,864 km (0.112 R)
• M24: 7,625,153 km (0.091 R)
• M25: 8,081,427 km (0.095 R)
• M26: 8,312,854 km (0.119 R)
• M27: 8,580,186 km (0.09 R)
• M28: 9,677,337 km (0.066 R)
• M29: 9,958,581 km (0.069 R)
• M30: 10,745,765 km (0.06 R)
• M31: 10,818,320 km (0.113 R)
• M32: 11,110,185 km (0.108 R)
• M33: 11,701,845 km (0.077 R)
• M34: 12,152,284 km (0.112 R)
• M35: 13,147,858 km (0.084 R)
• M36: 13,459,320 km (0.113 R)
• M37: 13,616,099 km (0.082 R)
• M38: 13,970,945 km (0.045 R)
• M39: 14,089,875 km (0.077 R)
• M40: 14,528,945 km (0.118 R)
• M41: 14,810,638 km (0.091 R)
• M42: 15,502,379 km (0.099 R)
• M43: 15,790,354 km (0.11 R)
• M44: 16,121,564 km (0.106 R)
• M45: 16,496,905 km (0.072 R)
• M46: 16,580,830 km (0.079 R)
• M47: 16,748,828 km (0.064 R)
• M48: 16,833,052 km (0.094 R)
• M49: 17,044,284 km (0.1 R)
• M50: 17,129,106 km (0.049 R)
• M51: 18,634,509 km (0.068 R)
• M52: 18,721,874 km (0.047 R)
• M53: 19,425,284 km (0.093 R)
• M54: 19,958,450 km (0.091 R)
• M55: 20,047,910 km (0.101 R)
• M56: 21,039,445 km (0.1 R)
• M57: 21,312,610 km (0.075 R)
• M58: 21,632,899 km (0.079 R)
• M59: 22,000,760 km (0.114 R)
• M60: 22,417,241 km (0.113 R)
• M61: 24,394,626 km (0.085 R)
• M62: 24,490,219 km (0.04 R)
• M63: 24,921,808 km (0.072 R)
• M64: 26,231,538 km (0.1 R)
• M65: 26,525,498 km (0.045 R)
• M66: 26,623,783 km (0.083 R)
• M67: 27,315,075 km (0.081 R)
• M68: 27,513,741 km (0.108 R)
• M69: 27,812,488 km (0.104 R)
• M70: 28,413,423 km (0.076 R)
• M71: 28,816,439 km (0.079 R)
• M72: 29,628,008 km (0.097 R)
• M73: 29,934,235 km (0.098 R)
• M74: 30,241,509 km (0.052 R)
• M75: 32,002,874 km (0.112 R)
• M76: 33,107,355 km (0.066 R)
• M77: 34,599,295 km (0.118 R)
• M78: 34,867,973 km (0.045 R)
• M79: 35,353,418 km (0.095 R)
• M80: 35,786,803 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15.7

Radius: 7.3

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 12.03 AU - 15.85 AU

Year: 18464 Days

Day: 24 Hours

Environment

Temp: -178 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 20,492,304 km

• M1: 111,151 km (0.084 R)
• M2: 191,485 km (0.081 R)
• M3: 444,605 km (0.056 R)
• M4: 543,788 km (0.081 R)
• M5: 1,194,090 km (0.076 R)
• M6: 1,323,792 km (0.07 R)
• M7: 1,571,526 km (0.054 R)
• M8: 1,874,611 km (0.098 R)
• M9: 1,942,977 km (0.096 R)
• M10: 2,341,207 km (0.064 R)
• M11: 2,459,539 km (0.084 R)
• M12: 2,579,965 km (0.101 R)
• M13: 2,905,490 km (0.11 R)
• M14: 3,343,064 km (0.086 R)
• M15: 4,153,286 km (0.097 R)
• M16: 4,278,948 km (0.102 R)
• M17: 4,700,963 km (0.095 R)
• M18: 4,983,404 km (0.105 R)
• M19: 5,505,650 km (0.109 R)
• M20: 5,763,258 km (0.118 R)
• M21: 6,228,807 km (0.042 R)
• M22: 6,414,308 km (0.088 R)
• M23: 6,476,541 km (0.084 R)
• M24: 6,854,126 km (0.095 R)
• M25: 7,455,808 km (0.078 R)
• M26: 7,543,173 km (0.085 R)
• M27: 7,984,936 km (0.078 R)
• M28: 8,526,181 km (0.102 R)
• M29: 9,009,382 km (0.116 R)
• M30: 9,172,444 km (0.081 R)
• M31: 9,407,163 km (0.12 R)
• M32: 9,834,564 km (0.109 R)
• M33: 9,978,328 km (0.077 R)
• M34: 10,195,544 km (0.086 R)
• M35: 10,341,102 km (0.049 R)
• M36: 11,304,363 km (0.101 R)
• M37: 11,455,158 km (0.101 R)
• M38: 11,657,115 km (0.11 R)
• M39: 12,116,081 km (0.045 R)
• M40: 13,104,175 km (0.114 R)
• M41: 13,768,240 km (0.104 R)
• M42: 14,253,236 km (0.079 R)
• M43: 14,908,475 km (0.054 R)
• M44: 15,378,512 km (0.108 R)
• M45: 15,517,787 km (0.064 R)
• M46: 15,769,261 km (0.111 R)
• M47: 15,994,107 km (0.101 R)
• M48: 16,163,452 km (0.118 R)
• M49: 16,220,000 km (0.106 R)
• M50: 17,191,488 km (0.111 R)
• M51: 17,451,938 km (0.114 R)
• M52: 17,539,004 km (0.089 R)
• M53: 18,035,070 km (0.115 R)
• M54: 20,004,676 km (0.117 R)
• M55: 20,369,994 km (0.095 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 17,139 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit