The Priority Mail 'Spiral Galaxy' and Priority Mail Express 'Star Cluster' stamps are now available in panes of four at post ...

There’s a terminator in our midst. Squinting through a telescope, I see it. The fuzzy line (in non-astro speak) where the ...

In terms of the best places for stargazing in Big Bend National Park, all you really need to do is find a spot away from ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but get a telescope and you can spot Neptune and Uranus.

In this episode, Dave Eicher invites you to go out and spot the many planets currently in our night sky. You’ll see four of the five planets visible without optical aid. Venus and Saturn are in the ...

Four planets will be in the parade in January while seven will align in February. Here's how to see the events.

An ultra-deep image from the National Science Foundation's Dark Energy Camera reveals a wide variety of galaxies in the unusual Antlia Cluster.

These two properties of axions mean that they are exceptionally good at collapsing down to incredibly high densities, pulled ...

The case of mistaken identity was quickly resolved, but astronomers say it shows the need for transparency around craft in ...

Space book authors Emily Carney and Bruce McCandless III offer a primer for the new Space Age with a look at how it all ...

Venus, Mars, Jupiter, Saturn, Uranus, and Neptune—will be visible to stargazers on 25 January. This planetary parade offers a ...

Six planets aligning in a rare celestial event to be best visible today. The best time to view is 45 minutes post-sunset.