🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.77 AU - 0.91 AU

Year: 292 Days

Day: 22.5 Hours

Environment

Temp: 37 °C

Axial Tilt: 46.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.93 AU - 3.81 AU

Year: 2343 Days

Day: 17.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Ice Giant

Semi-Major Axis: 12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 64.2

Radius: 7.5

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 11.03 AU - 12.97 AU

Year: 15744 Days

Day: 20.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 173.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 73,525,246 km

• M1: 95,892 km (0.068 R)
• M2: 182,659 km (0.052 R)
• M3: 899,532 km (0.094 R)
• M4: 1,375,852 km (0.066 R)
• M5: 2,206,868 km (0.114 R)
• M6: 2,960,392 km (0.109 R)
• M7: 3,291,153 km (0.065 R)
• M8: 3,786,920 km (0.076 R)
• M9: 4,237,210 km (0.064 R)
• M10: 4,398,776 km (0.06 R)
• M11: 4,823,634 km (0.105 R)
• M12: 6,623,895 km (0.057 R)
• M13: 7,001,031 km (0.069 R)
• M14: 7,468,524 km (0.101 R)
• M15: 9,467,301 km (0.055 R)
• M16: 9,648,614 km (0.107 R)
• M17: 9,739,569 km (0.076 R)
• M18: 10,384,935 km (0.076 R)
• M19: 12,534,656 km (0.097 R)
• M20: 13,067,823 km (0.119 R)
• M21: 13,710,645 km (0.11 R)
• M22: 13,881,486 km (0.112 R)
• M23: 14,816,323 km (0.097 R)
• M24: 15,202,884 km (0.095 R)
• M25: 15,664,243 km (0.094 R)
• M26: 16,527,722 km (0.098 R)
• M27: 17,148,853 km (0.119 R)
• M28: 18,640,044 km (0.108 R)
• M29: 19,362,901 km (0.116 R)
• M30: 19,631,429 km (0.105 R)
• M31: 19,901,304 km (0.111 R)
• M32: 20,172,375 km (0.067 R)
• M33: 22,828,186 km (0.116 R)
• M34: 23,437,648 km (0.074 R)
• M35: 23,805,958 km (0.027 R)
• M36: 24,052,495 km (0.11 R)
• M37: 24,217,352 km (0.114 R)
• M38: 24,423,947 km (0.084 R)
• M39: 25,005,583 km (0.1 R)
• M40: 25,298,047 km (0.107 R)
• M41: 25,760,005 km (0.093 R)
• M42: 27,678,748 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.7

Radius: 6.5

Gravity: 18.31 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 10.85 AU - 15.27 AU

Year: 17876 Days

Day: 24.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 73,525,246 km

• M1: 115,041 km (0.118 R)
• M2: 243,695 km (0.119 R)
• M3: 371,152 km (0.032 R)
• M4: 521,049 km (0.094 R)
• M5: 1,160,281 km (0.115 R)
• M6: 1,383,182 km (0.069 R)
• M7: 2,197,443 km (0.112 R)
• M8: 2,368,583 km (0.054 R)
• M9: 2,438,296 km (0.068 R)
• M10: 2,833,683 km (0.084 R)
• M11: 3,764,331 km (0.077 R)
• M12: 4,958,571 km (0.12 R)
• M13: 6,115,411 km (0.071 R)
• M14: 6,308,093 km (0.08 R)
• M15: 6,551,639 km (0.084 R)
• M16: 6,847,992 km (0.106 R)
• M17: 6,947,774 km (0.106 R)
• M18: 7,098,269 km (0.094 R)
• M19: 7,148,684 km (0.117 R)
• M20: 7,607,949 km (0.034 R)
• M21: 8,024,131 km (0.112 R)
• M22: 8,824,330 km (0.092 R)
• M23: 9,096,598 km (0.105 R)
• M24: 9,206,403 km (0.084 R)
• M25: 10,043,253 km (0.083 R)
• M26: 10,099,951 km (0.12 R)
• M27: 10,213,495 km (0.105 R)
• M28: 11,255,295 km (0.092 R)
• M29: 12,269,868 km (0.092 R)
• M30: 16,879,128 km (0.108 R)
• M31: 17,557,404 km (0.095 R)
• M32: 18,175,393 km (0.108 R)
• M33: 18,313,622 km (0.103 R)
• M34: 18,591,275 km (0.072 R)
• M35: 18,730,701 km (0.063 R)
• M36: 19,574,133 km (0.099 R)
• M37: 20,286,369 km (0.089 R)
• M38: 21,956,479 km (0.104 R)
• M39: 22,325,388 km (0.111 R)
• M40: 22,473,490 km (0.075 R)
• M41: 22,845,240 km (0.103 R)
• M42: 23,745,820 km (0.05 R)
• M43: 24,964,444 km (0.118 R)
• M44: 25,041,337 km (0.033 R)
• M45: 25,426,701 km (0.049 R)
• M46: 25,581,385 km (0.045 R)
• M47: 25,658,877 km (0.055 R)
• M48: 26,359,594 km (0.027 R)
• M49: 26,516,223 km (0.099 R)
• M50: 26,751,540 km (0.106 R)
• M51: 27,066,593 km (0.096 R)
• M52: 27,145,581 km (0.105 R)
• M53: 28,178,853 km (0.042 R)
• M54: 28,338,923 km (0.092 R)
• M55: 28,499,292 km (0.064 R)
• M56: 29,143,909 km (0.105 R)
• M57: 29,468,088 km (0.086 R)
• M58: 31,686,923 km (0.057 R)
• M59: 32,020,227 km (0.092 R)
• M60: 33,195,768 km (0.12 R)
• M61: 33,364,963 km (0.052 R)
• M62: 33,959,016 km (0.094 R)
• M63: 34,899,687 km (0.081 R)
• M64: 35,157,744 km (0.076 R)
• M65: 38,214,477 km (0.106 R)
• M66: 38,924,917 km (0.085 R)
• M67: 39,371,317 km (0.103 R)
• M68: 41,628,151 km (0.104 R)
• M69: 41,719,256 km (0.108 R)
• M70: 43,278,963 km (0.108 R)
• M71: 44,391,223 km (0.057 R)
• M72: 45,888,997 km (0.118 R)
• M73: 46,928,254 km (0.117 R)
• M74: 48,166,475 km (0.118 R)
• M75: 51,553,221 km (0.05 R)
• M76: 51,749,045 km (0.062 R)
• M77: 52,043,304 km (0.083 R)
• M78: 54,416,973 km (0.09 R)
• M79: 57,433,315 km (0.115 R)
• M80: 58,757,256 km (0.118 R)
• M81: 59,371,655 km (0.092 R)
• M82: 59,988,148 km (0.108 R)
• M83: 60,091,221 km (0.075 R)
• M84: 61,020,523 km (0.107 R)
• M85: 62,788,769 km (0.077 R)
• M86: 63,731,685 km (0.097 R)
• M87: 63,836,852 km (0.086 R)
• M88: 65,525,663 km (0.108 R)
• M89: 66,695,219 km (0.114 R)
• M90: 67,336,096 km (0.076 R)
• M91: 70,679,608 km (0.096 R)
• M92: 72,755,428 km (0.117 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 18,569 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit