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Science

UFO files describe spinning discs, glowing orbs, potato-shaped object

  • Jun 13

Who will be on Artemis III? NASA names crew members for mission

  • Jun 9

Meteor over Mass. causes explosion reports, sightings in Delaware

  • May 31
(NASA via AP, File)

NASA lays out moon base plans with landers, drones at the top of list

  • May 26

Asteroid to make close encounter with Earth Monday

  • May 18

NASA's Mars rover sends new self-portrait from the red planet

  • May 13

Pentagon releases new UFO files, says public can draw own conclusions

  • May 8

Artemis II astronauts discuss their out-of-this-world mission

  • Apr 30

Latest Videos

1:01

Severe Thunderstorms Bring Flooding to Philadelphia Area

  • 1 day ago
1:47

One Tank Trips: Exploring the stars at Neag Planetarium

  • May 26
1:47

NASA lays out moon base plans with landers, buggies and drones at the top of the list

  • May 26
1:56

Penn researchers advance detection of microplastics in water

  • May 18
5:30

Artemis II astronauts on their out-of-this-world mission: 'Adventure of a lifetime'

  • Apr 30
1:45

What is graupel? Adam Joseph explains

  • Apr 20
0:35

SpaceX rocket launch seen across Philadelphia area

  • Apr 14
2:26

Elkins Park Skywatchers witness history as Artemis II crew returns

  • Apr 11

Latest Stories

The Lyrid meteor shower is peaking tonight. Here's how to see it

The Lyrid meteor shower is expected to bring fiery streaks to the night sky. The show will be visible across the globe, but views will be best in the Northern Hemisphere.

  • Apr 21

Artemis II crew still adjusting to Earth, reflect on landmark lunar mission around the moon

The Artemis II crew is still adjusting to life on Earth, not just with their bodies, but also dealing with the amount of attention the mission has given them.

  • Apr 16
ESA - Science Office

'God of chaos' asteroid to pass close to Earth in 2029

A rare asteroid will be visible to the naked eye in a rare Earth flyby, according to astronomers.

  • Apr 15

SpaceX rocket launch seen across Philadelphia area

Action News viewers have been sending in videos they took of the rare sight in the sky on Tuesday morning.

  • Apr 14

Artemis II's moon-traveling astronauts return home to cheers after record-breaking trip

The Artemis II astronauts received a thunderous welcome home from hundreds who took part in NASA's lunar comeback that set a record for deep space travel.

  • Apr 12