🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.11 AU - 1.29 AU

Year: 464 Days

Day: 19.5 Hours

Environment

Temp: 15 °C

Axial Tilt: 18.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,588,305 km

• M1: 84,972 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.07 AU - 1.75 AU

Year: 591 Days

Day: 47.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 46.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,588,305 km

• M1: 860,188 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.69 AU - 2.11 AU

Year: 925 Days

Day: 46.1 Hours

Environment

Temp: -39 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,588,305 km

• M1: 1,139,786 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.81 AU - 3.01 AU

Year: 1321 Days

Day: 46.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.59 AU - 3.17 AU

Year: 1726 Days

Day: 32.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.4

Radius: 3.6

Gravity: 76.19 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 13.34 AU - 14.66 AU

Year: 18497 Days

Day: 20.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 81,588,305 km

• M1: 47,423 km (0.117 R)
• M2: 225,444 km (0.085 R)
• M3: 292,913 km (0.077 R)
• M4: 347,965 km (0.042 R)
• M5: 386,561 km (0.105 R)
• M6: 511,625 km (0.108 R)
• M7: 556,055 km (0.114 R)
• M8: 601,683 km (0.041 R)
• M9: 1,653,056 km (0.104 R)
• M10: 2,432,461 km (0.078 R)
• M11: 2,584,752 km (0.108 R)
• M12: 2,898,908 km (0.12 R)
• M13: 2,979,242 km (0.077 R)
• M14: 3,308,207 km (0.103 R)
• M15: 3,648,542 km (0.06 R)
• M16: 5,166,063 km (0.087 R)
• M17: 5,214,683 km (0.064 R)
• M18: 5,760,416 km (0.065 R)
• M19: 6,533,238 km (0.064 R)
• M20: 6,638,854 km (0.078 R)
• M21: 6,958,695 km (0.094 R)
• M22: 7,502,932 km (0.085 R)
• M23: 8,004,384 km (0.1 R)
• M24: 10,606,788 km (0.1 R)
• M25: 10,855,420 km (0.112 R)
• M26: 11,168,678 km (0.099 R)
• M27: 12,126,403 km (0.053 R)
• M28: 12,321,180 km (0.099 R)
• M29: 12,845,371 km (0.119 R)
• M30: 12,911,343 km (0.089 R)
• M31: 13,376,742 km (0.107 R)
• M32: 13,577,952 km (0.106 R)
• M33: 13,712,590 km (0.115 R)
• M34: 15,714,359 km (0.059 R)
• M35: 16,139,665 km (0.069 R)
• M36: 17,074,353 km (0.088 R)
• M37: 17,292,467 km (0.052 R)
• M38: 17,511,628 km (0.082 R)
• M39: 17,731,686 km (0.089 R)
• M40: 18,026,394 km (0.096 R)
• M41: 18,546,097 km (0.08 R)
• M42: 19,448,621 km (0.101 R)
• M43: 20,751,169 km (0.101 R)
• M44: 22,081,842 km (0.053 R)
• M45: 23,925,487 km (0.068 R)
• M46: 24,169,630 km (0.097 R)
• M47: 26,487,201 km (0.116 R)
• M48: 26,993,141 km (0.118 R)
• M49: 27,077,663 km (0.113 R)
• M50: 29,395,234 km (0.112 R)
• M51: 30,445,560 km (0.082 R)
• M52: 31,864,795 km (0.09 R)
• M53: 34,125,369 km (0.11 R)
• M54: 34,951,747 km (0.059 R)
• M55: 36,436,955 km (0.09 R)
• M56: 37,281,435 km (0.096 R)
• M57: 37,942,807 km (0.093 R)
• M58: 38,989,693 km (0.097 R)
• M59: 40,142,644 km (0.119 R)
• M60: 43,370,367 km (0.025 R)
• M61: 44,265,112 km (0.113 R)
• M62: 47,189,003 km (0.097 R)
• M63: 48,314,278 km (0.116 R)
• M64: 49,759,244 km (0.098 R)
• M65: 50,487,037 km (0.097 R)
• M66: 52,797,128 km (0.056 R)
• M67: 53,752,011 km (0.094 R)
• M68: 54,605,616 km (0.078 R)
• M69: 54,819,841 km (0.104 R)
• M70: 54,926,953 km (0.108 R)
• M71: 55,248,887 km (0.058 R)
• M72: 55,786,692 km (0.088 R)
• M73: 55,894,552 km (0.113 R)
• M74: 56,759,227 km (0.075 R)
• M75: 58,830,709 km (0.099 R)
• M76: 59,050,169 km (0.106 R)
• M77: 59,489,987 km (0.111 R)
• M78: 62,822,878 km (0.087 R)
• M79: 63,384,319 km (0.082 R)
• M80: 63,496,667 km (0.112 R)
• M81: 63,609,314 km (0.104 R)
• M82: 64,060,052 km (0.109 R)
• M83: 64,851,575 km (0.086 R)
• M84: 65,532,544 km (0.106 R)
• M85: 66,787,072 km (0.061 R)
• M86: 67,016,106 km (0.116 R)
• M87: 67,130,698 km (0.107 R)
• M88: 68,395,398 km (0.032 R)
• M89: 68,510,738 km (0.11 R)
• M90: 68,972,846 km (0.109 R)
• M91: 70,132,529 km (0.096 R)
• M92: 71,415,630 km (0.115 R)
• M93: 73,295,926 km (0.095 R)
• M94: 78,428,928 km (0.101 R)
• M95: 79,033,153 km (0.088 R)
• M96: 80,855,555 km (0.061 R)
• M97: 81,343,842 km (0.098 R)

Kuiper Belt

Range: 31.1 - 57.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 197 - 19,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit