The International Space Station will be visible over much of South-Central Pennsylvania Tuesday night. Video above: Headlines ...

The full moon isn't the only thrilling object in the sky this month. The planet Saturn will be at its biggest and brightest ...

The morning sky boasts the two brightest planets. Jupiter rises soon after midnight and is well up in the south-southeast sky ...

Harvard astrophysicist Avi Loeb and Congresswoman Anna Paulina Luna are calling for greater monitoring of 3I/ATLAS which ...

ATLANTA (AP) — More than 200 people across a half-dozen southern U.S. states have now reported witnessing a mysterious object streak across the sky on Thursday, but no one is certain exactly ...

The anomalous nature of the object led astrophysicist Avi Loeb to apply a thought experiment to it, highlighting everything ...

Daniella shared this clip, which features an odd object in the sky, making it more than just a pretty farewell shot. "I was departing from my hotel after a week's holiday in Tenerife," she told ...

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an ...

TUCSON, Ariz. (13 News) - A weather balloon in the sky over southern Arizona had plenty of people wanting to know what it was ...

Plus, catch Saturn and Neptune at their brightest; spy the "string of pearls" galaxy; and a close encounter of the moon and ...