The rock has hundreds of spherules on it, some of which have tiny pinholes. NASA's Perseverance rover has encountered another rock on Mars that has left scientists puzzled. Named "St. Pauls Bay ...

March 25 (UPI) --The NASA rover "Curiosity" discovered what scientists say is the largest ever seen organic molecules on Mars, raising speculation about if life was created billions of years ago ...

The postponement, driven primarily by thick clouds, was the second scrub of the flight since an issue with the rocket on Saturday night.

The SPHEREx and PUNCH Falcon 9 launch will stream live on NASA+ and the agency's YouTube channel, as well as on the Space.com homepage. Editor's note: This story was updated to reflect NASA's ...