Telescopes
Telescope collimation is the process of aligning the primary and secondary mirrors in a reflector telescope so that all light…
Equipment
The best telescope finder for most observers is a red dot reflex sight like the Telrad ($45) or Rigel QuikFinder…
Equipment
The best Barlow lenses in 2026 are the GSO 2x APO ($45), Apertura 2x ($40), and Celestron X-Cel LX 2x…
Equipment
Telescope mounts come in three main types: alt-azimuth for intuitive pointing, equatorial for tracking celestial motion, and GoTo computerized mounts…
Equipment
Telescope filters improve contrast on specific celestial objects by selectively transmitting or blocking wavelengths of light. A UHC filter increases…
Equipment
The best telescope eyepieces in 2026 are wide-angle designs with 68 to 82-degree apparent fields and long eye relief under…
Equipment
The right telescope accessories transform a basic instrument into a versatile observing system. Eyepieces alone can double or triple your…
Stargazing
Understanding the Bortle Scale The Bortle Dark-Sky Scale, developed by amateur astronomer John Bortle in 2001, rates the darkness of…
Astrophotography
Types of Astrophotography Astrophotography divides into three distinct disciplines, each requiring different equipment, techniques, and levels of investment. Understanding which…
Stargazing
Jupiter: The King of Planets Jupiter is the most rewarding planet for telescope observation, showing visible detail at magnifications as…