A rare August morning alignment brings Mercury, a thin crescent moon and the Beehive Cluster together in the predawn sky.

Auroras may be visible from Alaska to Iowa as an incoming speedy solar wind could spark geomagnetic storm conditions overnight.

The star, named WD 0525+526, is located about 128 light-years from Earth. Though it appeared rather standard at first glance through visible light, further observations using the Hubble telescope ...