The Red Planet comes closest to Earth, disappears behind the Moon in an occultation, and finally reaches opposition in the ...

On the evening of Jan. 10, Venus will reach its greatest eastern elongation — its easternmost distance from the sun. This is ...

Or as Senior Editor of Sky & Telescope magazine, Alan MacRobert once noted: "Watching the moon cover or uncover bright stars gives a visceral sense of the moon's orbital motion. Try it!" ...

Sky and Telescope Magazine has a handy online tool to identify Jupiter's moons. Get to know how many mirrors your telescope is using. If it's an odd number, the image you see is reverse ...

See the year’s most striking images from the Hubble and James Webb space telescopes, NASA’s Mars rover and the best sky watching on offer ...

If Brown’s hidden world is real, Rubin will almost certainly find it or strong indirect evidence that it exists. “In the ...

February 1: The thin, four-day-old crescent moon will be just a few degrees from Venus, making a lovely pair. Look for them in the sky in the southwest after sunset. When you observe the moon, see if ...

The current version of each Starlink satellite weighs 573 lbs. (260 kilograms) and is, according to Sky & Telescope magazine, roughly the size of a table. Rather than sending internet signals ...

Things have been tumultuous lately on Earth. Donald Trump will soon be sworn in as U.S. president, wars are raging, and ecosystems are at risk of collapsing. Many aspects of life feel unpredictable.

The sun is bidding farewell to 2024 with a bang—or rather several bangs. Our star produced three powerful flares on December ...