It's the last day of Amazon Prime Day and some of these deals are definitely ending tonight. Grab some new optics in time to ...

The telescope we've named best for deep space is cheaper than Amazon and comes with a free eyepiece set and carry case worth ...

The Celestron NexStar 8SE is the cheapest we've seen it since January — this deal is one to watch during Prime Day.

Save $100 on this 5-inch telescope and enjoy views of Saturn's rings, the belts of Jupiter and bright deep space objects like ...

Cones outnumber rods only in the center of the retina, which is the area of greatest density. It is also the area most ...

Muhammad Umar, who uses his mother’s Celestron telescope to view the stars, said Jupiter, the largest and oldest planet in ...

Several planets stand still in the sky, Titan’s shadow transits Saturn, and Venus gives Taurus a second eye in the sky this ...

If you love gazing up at the night sky for a dazzling celestial show, book a stargazing tour in the International Dark Sky ...

Want to see the night sky up close? The Celestron NexStar 4SE is ideal for beginners wanting quality, reliable and quick ...

Stargazers in the U.S. will find the slender form of the crescent moon roughly 20 degrees above the western horizon right at sunset on Saturday. The following hour will see Mars and the bright star ...

Stargazers in the U.S. can see Venus rising around 3 a.m. local time, with the Pleiades star cluster visible as a smudge of ...

Mercury will reach its greatest eastern elongation, marking the point where it is farthest from the Sun in the evening sky.