🌌 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: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.64 AU - 1 AU

Year: 280 Days

Day: 22.1 Hours

Environment

Temp: 74 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.92 AU - 1.04 AU

Year: 365 Days

Day: 19.2 Hours

Environment

Temp: 22 °C

Axial Tilt: 8.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.6 AU - 3.02 AU

Year: 1775 Days

Day: 24.4 Hours

Environment

Temp: -109 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,573,074 km

• M1: 154,834 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.6

Radius: 11

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 6.55 AU - 9.69 AU

Year: 8717 Days

Day: 11.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 40,573,074 km

• M1: 151,243 km (0.059 R)
• M2: 343,178 km (0.12 R)
• M3: 470,485 km (0.111 R)
• M4: 938,876 km (0.113 R)
• M5: 1,139,337 km (0.094 R)
• M6: 1,219,522 km (0.113 R)
• M7: 1,526,796 km (0.026 R)
• M8: 2,014,934 km (0.049 R)
• M9: 2,138,202 km (0.072 R)
• M10: 2,833,533 km (0.119 R)
• M11: 2,902,647 km (0.08 R)
• M12: 2,986,273 km (0.074 R)
• M13: 3,070,795 km (0.104 R)
• M14: 3,184,789 km (0.058 R)
• M15: 3,387,644 km (0.055 R)
• M16: 3,594,687 km (0.117 R)
• M17: 4,068,314 km (0.118 R)
• M18: 4,146,554 km (0.06 R)
• M19: 4,320,536 km (0.048 R)
• M20: 4,643,069 km (0.064 R)
• M21: 5,175,488 km (0.099 R)
• M22: 5,449,102 km (0.043 R)
• M23: 5,762,510 km (0.075 R)
• M24: 5,992,741 km (0.036 R)
• M25: 6,262,017 km (0.091 R)
• M26: 6,480,281 km (0.114 R)
• M27: 7,436,061 km (0.116 R)
• M28: 7,512,805 km (0.043 R)
• M29: 7,706,086 km (0.102 R)
• M30: 7,803,324 km (0.086 R)
• M31: 8,176,571 km (0.12 R)
• M32: 8,515,560 km (0.114 R)
• M33: 9,917,292 km (0.119 R)
• M34: 10,023,207 km (0.107 R)
• M35: 10,343,047 km (0.111 R)
• M36: 10,666,478 km (0.117 R)
• M37: 11,014,891 km (0.062 R)
• M38: 12,355,288 km (0.105 R)
• M39: 12,698,316 km (0.108 R)
• M40: 13,511,081 km (0.071 R)
• M41: 13,770,035 km (0.058 R)
• M42: 13,840,945 km (0.106 R)
• M43: 14,484,515 km (0.084 R)
• M44: 14,556,621 km (0.109 R)
• M45: 14,628,877 km (0.096 R)
• M46: 14,943,331 km (0.074 R)
• M47: 15,211,111 km (0.081 R)
• M48: 16,373,188 km (0.097 R)
• M49: 16,851,153 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.8

Radius: 10.9

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 6.63 AU - 9.73 AU

Year: 8814 Days

Day: 6.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 40,573,074 km

• M1: 136,882 km (0.105 R)
• M2: 345,721 km (0.085 R)
• M3: 483,650 km (0.054 R)
• M4: 601,234 km (0.11 R)
• M5: 685,906 km (0.104 R)
• M6: 933,192 km (0.1 R)
• M7: 1,173,296 km (0.108 R)
• M8: 1,357,152 km (0.056 R)
• M9: 1,570,778 km (0.117 R)
• M10: 2,163,634 km (0.107 R)
• M11: 2,253,842 km (0.104 R)
• M12: 2,579,366 km (0.07 R)
• M13: 2,796,732 km (0.047 R)
• M14: 3,275,296 km (0.109 R)
• M15: 3,779,590 km (0.096 R)
• M16: 3,888,946 km (0.105 R)
• M17: 4,654,289 km (0.076 R)
• M18: 5,620,691 km (0.06 R)
• M19: 6,255,734 km (0.081 R)
• M20: 6,418,048 km (0.046 R)
• M21: 6,846,646 km (0.109 R)
• M22: 7,489,917 km (0.1 R)
• M23: 7,836,236 km (0.12 R)
• M24: 8,046,570 km (0.072 R)
• M25: 8,117,031 km (0.109 R)
• M26: 8,223,245 km (0.118 R)
• M27: 8,508,678 km (0.088 R)
• M28: 8,870,107 km (0.105 R)
• M29: 9,946,463 km (0.114 R)
• M30: 10,022,160 km (0.086 R)
• M31: 10,480,827 km (0.099 R)
• M32: 10,868,285 km (0.11 R)
• M33: 11,142,349 km (0.063 R)
• M34: 12,301,732 km (0.106 R)
• M35: 12,710,433 km (0.087 R)
• M36: 12,792,712 km (0.057 R)
• M37: 13,123,623 km (0.064 R)
• M38: 13,331,863 km (0.101 R)
• M39: 13,457,376 km (0.06 R)
• M40: 13,583,187 km (0.109 R)
• M41: 14,175,745 km (0.098 R)
• M42: 14,303,950 km (0.034 R)
• M43: 14,604,343 km (0.057 R)
• M44: 15,036,980 km (0.086 R)
• M45: 15,342,458 km (0.096 R)
• M46: 16,003,831 km (0.041 R)
• M47: 16,315,742 km (0.075 R)
• M48: 16,809,864 km (0.102 R)
• M49: 17,081,534 km (0.082 R)
• M50: 17,263,445 km (0.119 R)
• M51: 19,306,353 km (0.07 R)
• M52: 19,590,888 km (0.114 R)
• M53: 19,685,883 km (0.086 R)
• M54: 19,972,213 km (0.107 R)
• M55: 20,549,063 km (0.068 R)
• M56: 22,312,223 km (0.065 R)
• M57: 22,760,568 km (0.086 R)
• M58: 23,010,995 km (0.1 R)
• M59: 23,514,392 km (0.07 R)
• M60: 23,615,520 km (0.113 R)
• M61: 24,532,256 km (0.109 R)
• M62: 24,788,966 km (0.112 R)
• M63: 25,046,573 km (0.117 R)
• M64: 25,201,556 km (0.103 R)
• M65: 25,408,750 km (0.12 R)
• M66: 25,981,410 km (0.089 R)
• M67: 26,874,659 km (0.09 R)
• M68: 27,033,382 km (0.115 R)
• M69: 27,564,604 km (0.056 R)
• M70: 27,992,006 km (0.111 R)
• M71: 28,260,384 km (0.073 R)
• M72: 29,178,915 km (0.106 R)
• M73: 29,833,107 km (0.111 R)
• M74: 31,657,303 km (0.114 R)
• M75: 35,007,547 km (0.078 R)
• M76: 35,528,447 km (0.081 R)
• M77: 35,877,160 km (0.114 R)
• M78: 36,168,576 km (0.118 R)
• M79: 36,636,519 km (0.112 R)
• M80: 38,290,173 km (0.091 R)
• M81: 39,606,485 km (0.082 R)
• M82: 40,330,688 km (0.075 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: 420 - 11,948 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit