Perched atop the summit of Mauna Kea in Hawaii, the Gemini North Observatory is one of the world's most powerful windows into ...

SpaceX launched another batch of its Starlink internet satellites in a nighttime liftoff from Florida's Space Coast on ...

Starlink satellites orbit Earth around every 90 minutes, so you might be able to spot them several times in one evening. That ...

On Wednesday night, the northern lights once again dazzled the night sky. Tonight, parts of the U.S. have another chance to ...

After sunset on Oct. 5, the bright waxing gibbous moon and Saturn will tango above the eastern horizon. The two will travel together through the sky all night. Neptune, which is visible only by ...

Brilliant colors strobed the skies across much of North America — viewed as far south as Florida — on Nov. 11 as a powerful ...

In the quiet skies above southern Manitoba, an extraordinary celestial display lit up the night, drawing communities outdoors ...

The International Space Station captured a stunning image of Earth at night. Delhi's bright lights stand out, showcasing its ...

Solar panels do a remarkable job during the day; however, the hours when people need the most electricity rarely coincide ...