🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.57 AU - 0.63 AU

Year: 170 Days

Day: 13.6 Hours

Environment

Temp: 147 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.88 AU - 1.4 AU

Year: 445 Days

Day: 46.5 Hours

Environment

Temp: 27 °C

Axial Tilt: 45.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 79,654,231 km

• M1: 747,989 km (0.049 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.27 AU - 1.83 AU

Year: 705 Days

Day: 34.7 Hours

Environment

Temp: -34 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.15 AU - 3.05 AU

Year: 1531 Days

Day: 42.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 18.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.8

Radius: 5

Gravity: 15.71 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 14.06 AU - 22.28 AU

Year: 28289 Days

Day: 19.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (100)

Outer Limit: 79,654,231 km

• M1: 130,150 km (0.075 R)
• M2: 254,466 km (0.099 R)
• M3: 358,137 km (0.062 R)
• M4: 475,721 km (0.083 R)
• M5: 583,282 km (0.076 R)
• M6: 873,203 km (0.105 R)
• M7: 1,088,773 km (0.109 R)
• M8: 1,931,159 km (0.096 R)
• M9: 1,965,417 km (0.075 R)
• M10: 2,616,916 km (0.108 R)
• M11: 2,654,913 km (0.057 R)
• M12: 2,887,089 km (0.075 R)
• M13: 3,206,780 km (0.12 R)
• M14: 3,879,222 km (0.061 R)
• M15: 3,966,288 km (0.1 R)
• M16: 4,321,134 km (0.107 R)
• M17: 4,778,904 km (0.072 R)
• M18: 4,919,227 km (0.11 R)
• M19: 5,348,273 km (0.101 R)
• M20: 5,445,213 km (0.075 R)
• M21: 5,542,900 km (0.058 R)
• M22: 5,739,771 km (0.057 R)
• M23: 6,089,830 km (0.112 R)
• M24: 6,241,971 km (0.102 R)
• M25: 7,341,815 km (0.105 R)
• M26: 7,449,675 km (0.113 R)
• M27: 7,612,437 km (0.078 R)
• M28: 7,831,299 km (0.105 R)
• M29: 7,996,754 km (0.047 R)
• M30: 8,443,753 km (0.093 R)
• M31: 8,556,849 km (0.06 R)
• M32: 9,420,328 km (0.087 R)
• M33: 9,655,196 km (0.059 R)
• M34: 9,832,619 km (0.058 R)
• M35: 10,797,226 km (0.036 R)
• M36: 10,919,897 km (0.056 R)
• M37: 11,166,583 km (0.086 R)
• M38: 11,228,667 km (0.074 R)
• M39: 13,667,112 km (0.115 R)
• M40: 14,945,276 km (0.038 R)
• M41: 17,613,504 km (0.076 R)
• M42: 17,685,610 km (0.102 R)
• M43: 18,339,652 km (0.061 R)
• M44: 19,521,774 km (0.12 R)
• M45: 20,046,713 km (0.078 R)
• M46: 20,273,055 km (0.069 R)
• M47: 21,726,398 km (0.051 R)
• M48: 21,803,890 km (0.094 R)
• M49: 22,583,145 km (0.089 R)
• M50: 24,329,251 km (0.118 R)
• M51: 25,381,373 km (0.093 R)
• M52: 26,696,488 km (0.111 R)
• M53: 27,028,595 km (0.097 R)
• M54: 27,195,247 km (0.095 R)
• M55: 27,278,723 km (0.033 R)
• M56: 31,120,695 km (0.112 R)
• M57: 31,557,970 km (0.093 R)
• M58: 31,909,226 km (0.106 R)
• M59: 32,527,065 km (0.119 R)
• M60: 33,416,424 km (0.095 R)
• M61: 33,953,930 km (0.105 R)
• M62: 34,856,154 km (0.09 R)
• M63: 36,776,093 km (0.063 R)
• M64: 37,888,653 km (0.096 R)
• M65: 38,355,398 km (0.109 R)
• M66: 39,956,694 km (0.061 R)
• M67: 41,004,477 km (0.074 R)
• M68: 41,772,064 km (0.077 R)
• M69: 43,614,212 km (0.095 R)
• M70: 45,284,771 km (0.116 R)
• M71: 47,276,817 km (0.113 R)
• M72: 48,789,550 km (0.062 R)
• M73: 49,704,790 km (0.059 R)
• M74: 50,215,667 km (0.097 R)
• M75: 51,448,802 km (0.111 R)
• M76: 51,552,025 km (0.114 R)
• M77: 52,484,169 km (0.098 R)
• M78: 53,004,470 km (0.104 R)
• M79: 58,838,488 km (0.093 R)
• M80: 59,162,517 km (0.063 R)
• M81: 59,812,370 km (0.071 R)
• M82: 61,885,797 km (0.068 R)
• M83: 61,995,602 km (0.039 R)
• M84: 62,215,361 km (0.031 R)
• M85: 66,327,208 km (0.115 R)
• M86: 67,002,194 km (0.12 R)
• M87: 67,114,990 km (0.08 R)
• M88: 67,566,477 km (0.116 R)
• M89: 68,019,010 km (0.08 R)
• M90: 69,610,881 km (0.119 R)
• M91: 69,839,317 km (0.109 R)
• M92: 70,411,379 km (0.096 R)
• M93: 72,021,501 km (0.111 R)
• M94: 73,760,128 km (0.119 R)
• M95: 74,342,662 km (0.104 R)
• M96: 74,809,856 km (0.098 R)
• M97: 75,747,087 km (0.09 R)
• M98: 76,688,207 km (0.096 R)
• M99: 77,514,885 km (0.076 R)
• M100: 77,751,698 km (0.109 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 19,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit