The Wizard Nebula is a dim gas cloud surrounding a bright cluster of young stars, located within the bounds of Cepheus the ...

The Full Moon glows, Mercury stands still, and Venus blazes bright as it closes in on the heart of in Leo the Lion in the sky ...

A robotic spacecraft headed to the Marshall Islands last week — the last stop on its way to rescue a 21-year-old NASA space ...

Mercury and Jupiter are growing closer in the evening sky, but the former is also getting fainter and more challenging to ...

Now shining at magnitude –4.1, Venus continues to dominate the western sky after sunset. Still some 15° high an hour after the Sun has disappeared, the bright planet sits beneath the backwards ...

Saturn’s small moon Dione crosses north of the ringed planet early on the morning of June 19. Watch its progress in the dark ...

Astronomical summer begins as Mercury, Venus, and Jupiter dominate after sunset and deep-sky treasures shine in the sky this ...

Today in the history of astronomy, China’s mission returns the first samples from the lunar farside.

This broad, bright emission nebula near the tail end of Cygnus the Swan is great for night owls up after midnight.

The strange, two-toned moon Iapetus moves north of Saturn early this morning, offering an easy chance to spot it.

The globular cluster NGC 5897 glows in Libra the Balance, a ghostly twin to the more famous M5 in Serpens.