NASA

Galaxies galore! 😍 Just as gems reveal the history of Earth through how they were forged over billions of years, these galactic gems are a way to study Earth’s place in our home galaxy of the Milky…

Happy equinox, Earthlings! 🍂 Sept. 22 marks the the first day of fall in the Northern Hemisphere. From now until the beginning of spring, nighttime hours will last longer than daylight as the Sun…

We brought some Moon Joy to NFL Sunday! Today, Baltimore native and Artemis II Commander Reid Wiseman was the first-ever “Leader of the Uprising” for the Baltimore @Ravens.

Take it in: the beauty of our nearest celestial neighbor! Sept. 19 is International Observe the Moon Night and another reason to look up.

You've got mail: a postcard from Mars! To mark the Curiosity rover’s 5,000th day on the Red Planet, this new postcard combines two panoramas captured by the rover's navigation cameras.

25 years ago, the Sept. 11th tragedy left us forever changed. Today, we pause to remember the Americans who lost their lives — as well as the survivors and the heroes of that day. We will never…