🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.72 AU - 0.92 AU

Year: 278 Days

Day: 13.7 Hours

Environment

Temp: 122 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.85 AU - 1.19 AU

Year: 386 Days

Day: 22.8 Hours

Environment

Temp: 20 °C

Axial Tilt: 41.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 48,918,074 km

• M1: 141,071 km (0.084 R)

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.5

Radius: 9

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.57 AU - 10.25 AU

Year: 10817 Days

Day: 11.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 48,918,074 km

• M1: 206,445 km (0.06 R)
• M2: 362,775 km (0.045 R)
• M3: 533,167 km (0.072 R)
• M4: 775,515 km (0.037 R)
• M5: 832,961 km (0.098 R)
• M6: 1,276,070 km (0.03 R)
• M7: 1,544,748 km (0.083 R)
• M8: 2,005,060 km (0.055 R)
• M9: 2,317,869 km (0.1 R)
• M10: 2,385,787 km (0.118 R)
• M11: 2,611,081 km (0.071 R)
• M12: 3,119,714 km (0.092 R)
• M13: 3,462,892 km (0.058 R)
• M14: 3,540,832 km (0.111 R)
• M15: 4,373,045 km (0.071 R)
• M16: 4,822,138 km (0.117 R)
• M17: 5,764,156 km (0.065 R)
• M18: 6,067,091 km (0.117 R)
• M19: 6,519,326 km (0.111 R)
• M20: 7,106,048 km (0.089 R)
• M21: 7,991,817 km (0.113 R)
• M22: 8,173,130 km (0.091 R)
• M23: 8,408,298 km (0.078 R)
• M24: 8,725,296 km (0.05 R)
• M25: 8,858,588 km (0.108 R)
• M26: 8,992,478 km (0.093 R)
• M27: 9,073,260 km (0.037 R)
• M28: 9,289,579 km (0.079 R)
• M29: 9,976,682 km (0.09 R)
• M30: 10,116,107 km (0.079 R)
• M31: 10,708,664 km (0.101 R)
• M32: 11,516,194 km (0.119 R)
• M33: 11,633,030 km (0.077 R)
• M34: 12,253,711 km (0.106 R)
• M35: 13,006,488 km (0.066 R)
• M36: 13,281,149 km (0.103 R)
• M37: 13,805,191 km (0.101 R)
• M38: 13,960,623 km (0.066 R)
• M39: 14,524,906 km (0.076 R)
• M40: 15,708,375 km (0.113 R)
• M41: 16,295,247 km (0.111 R)
• M42: 17,055,504 km (0.088 R)
• M43: 17,188,945 km (0.109 R)
• M44: 17,255,815 km (0.096 R)
• M45: 17,759,810 km (0.064 R)
• M46: 18,748,054 km (0.087 R)
• M47: 19,231,405 km (0.107 R)
• M48: 19,370,381 km (0.095 R)
• M49: 19,614,226 km (0.11 R)
• M50: 20,777,349 km (0.071 R)
• M51: 22,472,443 km (0.089 R)
• M52: 22,875,609 km (0.036 R)
• M53: 23,096,415 km (0.036 R)
• M54: 23,318,119 km (0.113 R)
• M55: 23,837,822 km (0.1 R)
• M56: 24,099,170 km (0.083 R)
• M57: 24,737,803 km (0.095 R)
• M58: 24,964,593 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.3

Radius: 13.9

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 9.96 AU - 10.5 AU

Year: 12261 Days

Day: 8.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 53.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 48,918,074 km

• M1: 310,715 km (0.068 R)
• M2: 607,517 km (0.086 R)
• M3: 801,545 km (0.092 R)
• M4: 943,663 km (0.111 R)
• M5: 1,134,251 km (0.057 R)
• M6: 1,645,427 km (0.114 R)
• M7: 2,275,683 km (0.072 R)
• M8: 2,808,850 km (0.106 R)
• M9: 2,948,275 km (0.107 R)
• M10: 3,234,306 km (0.066 R)
• M11: 3,321,821 km (0.081 R)
• M12: 3,469,623 km (0.094 R)
• M13: 3,619,670 km (0.09 R)
• M14: 3,926,495 km (0.089 R)
• M15: 4,209,834 km (0.055 R)
• M16: 4,305,876 km (0.115 R)
• M17: 4,565,577 km (0.065 R)
• M18: 5,032,323 km (0.09 R)
• M19: 5,479,620 km (0.115 R)
• M20: 5,761,463 km (0.118 R)
• M21: 6,266,056 km (0.11 R)
• M22: 6,973,654 km (0.085 R)
• M23: 7,472,563 km (0.114 R)
• M24: 8,022,934 km (0.097 R)
• M25: 8,872,949 km (0.117 R)
• M26: 10,007,798 km (0.089 R)
• M27: 11,277,286 km (0.099 R)
• M28: 11,999,395 km (0.079 R)
• M29: 12,274,056 km (0.045 R)
• M30: 13,110,608 km (0.115 R)
• M31: 14,206,263 km (0.103 R)
• M32: 14,351,373 km (0.108 R)
• M33: 14,887,531 km (0.115 R)
• M34: 16,688,091 km (0.117 R)
• M35: 16,790,267 km (0.114 R)
• M36: 16,994,917 km (0.111 R)
• M37: 17,355,148 km (0.109 R)
• M38: 17,458,670 km (0.043 R)
• M39: 18,293,276 km (0.039 R)
• M40: 18,821,507 km (0.092 R)
• M41: 19,947,230 km (0.118 R)
• M42: 20,055,539 km (0.075 R)
• M43: 21,094,796 km (0.115 R)
• M44: 21,260,401 km (0.075 R)
• M45: 21,426,454 km (0.086 R)
• M46: 21,871,657 km (0.078 R)
• M47: 22,544,998 km (0.07 R)
• M48: 22,714,342 km (0.075 R)
• M49: 22,827,588 km (0.118 R)
• M50: 23,054,528 km (0.12 R)
• M51: 24,315,937 km (0.1 R)
• M52: 26,072,216 km (0.081 R)
• M53: 26,547,339 km (0.113 R)
• M54: 27,085,442 km (0.062 R)
• M55: 27,868,887 km (0.078 R)
• M56: 28,233,157 km (0.11 R)
• M57: 29,643,566 km (0.09 R)
• M58: 30,077,400 km (0.094 R)
• M59: 30,450,946 km (0.085 R)
• M60: 30,700,924 km (0.074 R)
• M61: 32,087,397 km (0.088 R)
• M62: 33,044,524 km (0.12 R)
• M63: 33,816,898 km (0.101 R)
• M64: 34,205,404 km (0.093 R)
• M65: 34,856,154 km (0.108 R)
• M66: 34,986,753 km (0.063 R)
• M67: 35,183,026 km (0.106 R)
• M68: 36,633,377 km (0.08 R)
• M69: 36,766,220 km (0.083 R)
• M70: 38,440,070 km (0.095 R)
• M71: 38,575,008 km (0.102 R)
• M72: 39,116,552 km (0.078 R)
• M73: 39,524,356 km (0.105 R)
• M74: 42,907,063 km (0.109 R)
• M75: 44,597,519 km (0.044 R)
• M76: 44,739,338 km (0.074 R)
• M77: 46,309,666 km (0.087 R)
• M78: 48,407,178 km (0.079 R)
• M79: 48,918,055 km (0.11 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 14,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit