Throughout the Earth’s precessional cycle, different stars serve as a pole star, including Thuban, Kochab, Polaris, and Vega.

A thin crescent Moon appears in the evening sky, visible for a short time after sunset in the constellation Virgo, near Mars ...

Today's New Moon is also called a Black Moon, as it is the third in a string of four New Moons in a single astronomical ...

Ruddy planet Mars is just under 3° south of the twin suns that make up the double star Porrima in Virgo this evening.

A Black Moon leaves the skies dark for deep-sky observing, then a waxing crescent moves through Virgo and hangs with Mars.

Although faint, Comet Wierzchoś can be picked up by larger scopes as it passes near the planetary nebula NGC 6058 this ...

A century from now, a pair of spacecraft might boldly go where no human-made object has gone before: a black hole. Here's how ...

Our Milky Way is one of more than 100 galaxies bound together by gravity.

Hundreds of millions of years ago, an asteroid caught by Earth's gravity might have fragmented, creating a temporary ring ...

A study published in The Astrophysical Journal reveals that the third planet from the star TRAPPIST-1 does not have an ...

The tiny planet Mercury stands 19° west of the Sun in the early-morning sky, located in Cancer near the Beehive Cluster.

Astronomers find a new moon orbiting Uranus, boosting its known satellites to 29 using the James Webb Space Telescope.