Colossal moon Titan casts a shadow on Saturn’s cloud tops early on Sept. 4. Will you be able to see it?
Titan's shadow will fall over Saturn during the early morning hours of Sept. 4.
Nikon Stabilized 12×25 S binocular review
Shorter version of strapline
Cannibal solar storm sparks dazzling northern lights across Europe and North America (photos)
The cannibal solar storm didn't hit its full potential, but still put on a good show.
Watch live online as an asteroid the size of a commercial jet passes within Earth-moon distance on Sept. 3 (video)
On Wednesday (Sept. 3), the asteroid 2025 QDB will come to within just over half the distance between Earth and the moon, and you can watch its progress live online.
Mercury makes an elusive appearance with the bright star Regulus on Sept. 2
Mercury will be close to Regulus embedded among the stars of the constellation Leo.
Don’t miss Venus line up with Jupiter and Mercury before sunrise on Sept. 1
Jupiter, Venus and Mercury move into line formation predawn on Sept. 1
Northern lights may be visible in these 18 US states Sept. 1-2
Auroras may be visible from Alaska to Illinois as an incoming solar storm could spark geomagnetic storm conditions this Labor Day.
Try to spot a rare Aurigid meteor as the shower peaks overnight on Aug. 31
The Aurigid meteor shower hails from debris of the comet C/1911 N1 Kiess, which last visited the inner solar system 2,000 years ago.
One week until the blood moon total lunar eclipse lights up September’s sky
A total lunar eclipse will take place on Sept. 7-8, creating a spectacular blood moon effect.
Aurora alert! Incoming cannibal solar storm could spark Labor Day northern lights show
A pair of solar eruptions may combine into a powerful "cannibal CME," boosting chances for dazzling auroras over Labor Day.