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

Mercury is still shrinking as it cools in the aftermath of its formation; new research narrows down estimates of just how ...

Kenna Hughes-Castleberry is the Content Manager at Space.com. Formerly, she was the Science Communicator at JILA, a physics ...

Live stream the Phoenix Mercury vs. Seattle Storm WNBA game for free on ABC with Fubo: Start your subscription now! On Sunday ...

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At the trade deadline, the Storm were among the teams to make a move, trading for veteran guard Brittney Sykes. Sykes earned ...

Seattle fell to Phoenix 85-82 on Sunday in front of a sellout crowd at Climate Pledge Arena after Storm legend Sue Bird's ...

In June, the EPA announced it would revert mercury pollution regulations for power plants back to 2012 standards, which ...

Phoenix Mercury star Kahleah Copper hasn't had the easiest season, missing the first 11 games after knee surgery.