NASA employees received a memo from acting agency administrator Janet Petro, Wednesday, mandating the closure of all diversity, equity, inclusion and accessibility initiatives and contracts.

Following in the footsteps of Aristotle and Galileo, NASA scientists look to take the next step in understanding auroras.

In a letter addressed to the next NASA administrator—who, if Trump’s nomination is confirmed, will be Shift4 CEO and SpaceX ally Jared Isaacman—Nelson highlighted the space agency’s work during his tenure and urged continuity. He emphasized NASA’s responsibility to return Americans to the moon and land them on Mars for the first time.

Nelson and NASA Deputy Administrator Pam Melroy left the agency on Monday (Jan. 20), the day that Donald Trump began his second term as president. Trump has appointed Janet Petro, who most recently served as director of Kennedy Space Center (KSC) in Florida, as NASA's interim chief.

Day of Remembrance honors fallen astronauts with ceremonies nationwide, including wreath-laying at Arlington National Cemetery led by Jim Free and events at various NASA centers.

The signs of wave ripples in the sandy shores of ancient lake beds, created as wind pushed water back and forth have been found on Mars providing evidence that there were open bodies of water, not just ice, on the planet's surface.

Two NASA rocket missions are taking to the Alaskan skies in hopes of discovering why some auroras flicker, others pulsate, and still others are riddled with holes. Understanding these peculiar features is part of NASA's goal to understand the space environment around our planet,

"The change of seasons causes surface melting far inland from the coastal ice front," glaciologist Christopher Shuman said.

The data used to create the image is from a Hubble Space Telescope project to capture and map Jupiter's superstorm system.

The survival of organisms in the vacuum of space could support the theory that life didn't start on Earth, but originated elsewhere in the galaxy.

He’d let me move the telescope around a bit, and I could ask questions. And he was always wonderful to share information with me. I probably just didn’t ask enough questions.”

Alabama State University alumnus, Larry K. Mack was recently named director of Human Capital with the Office of the Chief Human Capital Officer at NASA’s Marshall Space Flight Center in Huntsville, Alabama, as well as Mississippi's Stennis Space Center and its Shared Services Center.