With the moon causing minimal light pollution, now could be the ideal time to spot a meteor shower. Here's what you need to ...

The Lyrid meteor shower put on a spectacular show last night as Earth plunged through the debris stream cast off by comet ...

Weirdly, spaceships have no direct way to gauge their own speed. Luckily, we can use some physics tricks to figure it out.

Across Earth, every night, thousands of automated stargazers are waiting to take pictures of shooting stars. I am one of the ...

The science fiction blockbuster wowed audiences with its depiction of space travel and more. Here's what NASA staff and other ...

Friday (April 10) marks the final day of the Artemis II moon mission, with the four astronauts onboard scheduled for ...

Artemis II Flight Director Rick Henfling said Artemis II is predicted to reach a maximum velocity of about 25,000 mph when it ...

As the Artemis II crew continues their 10-day journey to orbit the moon, pilot Victor Glover shared an inspiring, off-the-cuff message for anyone who's following the crew's mission from back home on ...

Yesterday, astronauts Reid Wiseman, Victor Glover, Christina Koch, and Jeremy Hansen became the first humans in over 50 years to see the far side of the moon. Artemis II launched at 6:35 p.m. ET on ...

An error has occurred. Please try again. With a The Portland Press Herald subscription, you can gift 5 articles each month. It looks like you do not have any active ...

Artemis II and its four-person crew have entered the Moon’s “sphere of influence,” meaning the spacecraft is more affected by lunar gravity than the Earth’s pull. The transition occurred at a distance ...