Reader images for today's amazing total solar eclipse from across the Pacific: the only total solar eclipse in 2016, and…
Our complete guide to the only total solar eclipse for 2016. With maps, webcasts, predictions and more.
Get ready for Jupiter's opposition for the year, with our complete guide to observing the largest planet in 2016.
Now that Advanced LIGO has made the first direct detection of gravitational waves, what does the future of gravitational wave…
Opposition season 2016 for Jupiter kicks off with a great series of double shadow transits of the Galilean Moons.
Some great images of the dawn alignment of Mercury, Venus, Mars, Jupiter and Saturn, with a very special sneak peek…
Watch the Moon as it crosses the Hyades star cluster tonite, and occults the bright star Aldebaran for observers in…
Now is the time to catch sight of the asteroid 4 Vesta, as it pairs with Uranus and several stars…
Hunting the elusive counter glow known as the gegenschein takes sharp eyes, dark skies, persistence and patience. This weekend provides…
A fine meeting of all five naked eye planets greets dawn skywatchers in early February as Mercury, Venus, Mars, Saturn…