NASA

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 forget.

Curly-haired crew, this one’s for you! 🌀🚀👩🏻‍🦱 Join NASA astronaut Jessica Meir in her temporary home on the International Space Station, where curls are even more free to be what they want to be. Watch this video to see how she cares for her curls in space!

It's been a few months since Artemis II splashed down, but Moon Joy doesn't have an expiration date! Press play on our new recap video. ▓

Main character energy unlocked! 👩‍🚀 NASA astronaut Jessica Meir and @europeanspaceagency astronaut Sophie Adenot will conduct a spacewalk Tuesday, Sept. 1, with live coverage beginning at 7 a.m. EDT (1100 UTC). Watch with us!

Press play for a dose of Monday Motivation, courtesy of Dr. Nancy Grace Roman. Dr. Roman was our first chief astronomer, the "mother of the Hubble Space Telescope", and namesake for our Nancy Grace Roman Space Telescope, which launched yesterday.

Claim your pixel on one of the first images from the Roman Space Telescope!

🚀 LIFTOFF! Our Nancy Grace Roman Space Telescope lifted off at 7:26 a.m. EDT aboard a SpaceX Falcon Heavy from Launch Complex 39A at NASA’s Kennedy Space Center in Florida. Named after our first Chief of Astronomy, Roman will help scientists map billions of galaxies, uncover planets beyond our solar system, study black holes, and provide vast volumes of daily data for astronomers to analyze.

1, 2, 3... Moon Joy! This is a behind-the-scenes photo of our Artemis II astronauts before they received the Congressional Space Medal of Honor, the highest U.S. space award, for their historic mission around the Moon.

Here's our interactive map for observing the Moon!