Find out if this optical trick or processing tool can eliminate diffraction spikes and deliver refractor-like stars!

An aperture mask is a simple device for easier observing that increases the effective focal ratio of a telescope.

Using the NOrthern Extended Millimeter Array (NOEMA) and the Atacama Large Millimeter/submillimeter Array (ALMA), Chinese ...

Telescopes are great tools for observing the heavens, or even surrounding landscapes if you have the right vantage point. You ...

The Subaru Telescope's wide and deep imaging observations are contributing information to the New Horizons spacecraft as it moves through the outer solar system. By applying a unique analysis ...

In 1668, he built the world’s first reflecting telescope, which had the distinction of using a curved mirror. Among his many achievements, English physicist and mathematician Isaac Newton ...

Travel easily with the best small telescopes for observing when going on location or sharing with friends and family: Spot the moon, stars, galaxies and more Whether you're a beginner stargazer or ...