New theory behind mysterious object in sky over Philadelphia

Some experts theorized that an object spotted in the night sky over Philadelphia was a United States Vulcan rocket launch from Cape Canaveral. But a new theory on the sighting is being bandied by scientists.

The Brief

A bright object was spotted in the night sky above the Philadelphia area earlier this week.

While some speculated that it was a visitor from far, far way, experts claimed that it was likely a U.S. rocket launch on a secret military mission.

Others now believe the glowing dot surrounded by a swirling mist was a European rocket.

The mystery continues about a bright, swirling object spotted in the night sky over Philadelphia earlier this week!

While experts believe it was likely a rocket launch – not visitors fr

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