Blog

Instrumentation

To measure airflow and sound, research teams at the NASA Glenn Research Center use special instrumentation like particle image velocimetry, hot wire anemometry, Raman spectroscopy, microphones in phased arrays or continuously rotating rakes.

Posted October 19, 2026

Martian Dawn

NASA’s Curiosity captures the dawn on Mars – as well as elongated ridges formed by wind erosion, or yardangs – in this close-up from a panorama released on Oct. 6, 2026. This is the most detailed view yet of distant, wind-carved Martian cliffs, highlighting features the mission’s scientists have long been waiting to see up […]

Posted October 19, 2026

APOD

APOD: 2026 October 19 – Treble Clef: Unusual X-ray Hot Radio Source

APODScienceAPODAPOD: 2026 October 19 –…Today’s APODArchiveSubmissionsIndexSearchCalendarRSSEducationAboutDiscuss APOD Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.

Posted October 19, 2026

Earth Observatory

Landsat 9

Topography

Vegetation

Autumn Paints Poland’s Bieszczady Mountains

Fall color covers the forested slopes of Bieszczady National Park, while patches of polonina, a type of high-mountain meadow, have turned tan.

Posted October 19, 2026

APOD

APOD: 2026 October 18 – Sonified: Eagle Nebula Pillars

APODScienceAPODAPOD: 2026 October 18 –…Today’s APODArchiveSubmissionsIndexSearchCalendarRSSEducationAboutDiscuss APOD Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.

Posted October 18, 2026

APOD

APOD: 2026 October 17 – 3D 67P

APODScienceAPODAPOD: 2026 October 17…Today’s APODArchiveSubmissionsIndexSearchCalendarRSSEducationAboutDiscuss APOD Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.

Posted October 17, 2026

Leadership

Marshall Space Flight Center

NASA Headquarters

NASA Names Stephen Cash Marshall Space Flight Center Director

NASA Administrator Jared Isaacman has named Stephen Cash director of the agency’s Marshall Space Flight Center in Huntsville, Alabama, effective Monday, Oct. 19. Cash, a veteran NASA engineer and aerospace executive, returns to lead the center where he began his career more than four decades ago.

Posted October 16, 2026

Artemis 2

Artemis II Heat Shield After Splashdown

Shortly after NASA’s Artemis II mission splashed down on April 10, 2026, U.S. Navy divers captured underwater imagery of the Orion spacecraft’s heat shield. In the months after, the agency measured whether the thermal protection system effectively safeguarded the crew and Orion systems as the spacecraft reentered Earth’s atmosphere.

Posted October 16, 2026

International Space Station (ISS)

Artemis

Exploration Ground Systems

I Am Artemis

Kennedy Space Center

Orion Multi-Purpose Crew Vehicle

Space Launch System (SLS)

Space Shuttle

I Am Artemis: Allison Mjoen

As the supercooled propellant flowed into the core stage, and NASA’s SLS (Space Launch System) rocket roared to life, Allison Mjoen and her family watched with awe and pride. Mjoen, NASA’s operations manager for the agency’s Exploration Ground Systems Program, helped shape the systems and ground operations that will one day send humans back to […]

Posted October 16, 2026

Astrophysics

Astrophysics Division

Galaxies

Goddard Space Flight Center

Hubble Space Telescope

Spiral Galaxies

NASA’s Hubble Spies Spiral’s Edge

This NASA Hubble Space Telescope image features the edge-on, intermediate spiral galaxy NGC 1827, located roughly 37 million light-years away in the constellation Columba, the Dove.

Posted October 16, 2026