NASA confirms three Mercury retrograde periods in 2026, explaining the phenomenon as an optical illusion. Get the key dates and learn about the associated effects on communication, travel, and ...

Stargazers will soon have an opportunity to view six planets in alignment in the night sky, according to NASA. Mercury, Venus ...

Mercury, Venus, Saturn and Jupiter can be seen with the naked eye; Uranus and Neptune with binoculars or a telecscope.

Now that it's no longer set to be the moon-landing mission, the new goal of Artemis III is to launch into low-Earth orbit, ...

NASA on Friday announced an abrupt change to its pathway to getting astronauts back on the lunar surface, opting to add in an additional crewed test flight before attempting to land.

The shake-up in the flight lineup and push for a faster pace came just two days after NASA’s new moon rocket returned to its ...

NASA said Friday it’s adding an extra moon mission by Artemis astronauts before attempting a high-risk lunar landing with a ...

"Houston, we’ve had a problem." Those were the now-famous words of NASA Capt. James A. "Jim" Lovell Jr., one of America's most decorated astronauts and the mission commander for the ill-fated 1970 ...

What is a planetary retrograde? And what connection does it have to astrology? We explain how planets move across the sky.

NASA said Friday it’s adding an extra moon mission by Artemis astronauts before attempting a high-risk lunar landing with a ...

NASA said Friday it’s revamping its Artemis moon exploration program to make it more like the fast-paced Apollo program half ...