NASA’s X-59 sits in support framing while undergoing the installation of its lower empennage, or tail section, at Lockheed Martin Skunk Works in Palmdale, California, in this image from late March 2023. http://www.nasa.gov/sites/default/files/thumbnails/image/p23-042-06-web.jpg

Former NASA astronaut Alvin Drew shakes hands with a guest during the White House Easter Egg Roll in this photo from Monday, April 10, 2023. http://www.nasa.gov/sites/default/files/thumbnails/image/52807898874_8cf69de066_o.jpg

Floodwater (dark blue) stands out against the vegetation in agricultural fields around Tulare Lake near Corcoran, California, in this enhanced color image taken by Landsat 8 on March 29, 2023. http://www.nasa.gov/sites/default/files/thumbnails/image/tulareflooding653_oli_2023088_lrg.jpg

This image taken with the NASA/ESA Hubble Space Telescope shows JO204, a ‘jellyfish galaxy’ so named for the bright tendrils of gas that appear in this image as drifting lazily below JO204’s bright central bulk. The galaxy lies almost 600 million light-years away in the constellation Sextans. http://www.nasa.gov/sites/default/files/thumbnails/image/hubble_j0204_potw2315a.jpg

An American bald eagle swoops down to land on a pole at NASA’s Kennedy Space Center on April 10, 2023. http://www.nasa.gov/sites/default/files/thumbnails/image/ksc-20230410-ph-jbs01_0040orig.jpg

Clouds gather on Nepal's sub-tropical side of the Himalayas with Mount Everest at the center of this photograph taken by an external high-definition camera on the International Space Station as it orbited 263 miles above the Indian subcontinent on April 13, 2023. http://www.nasa.gov/sites/default/files/thumbnails/image/iss069e003192.jpg

This April 16, 2023, enhanced color image of NASA's Ingenuity Mars Helicopter is the clearest view of the rotorcraft since its first flight. http://www.nasa.gov/sites/default/files/thumbnails/image/jpegpia25881.jpg

This view of the Antennae Galaxies, two large galaxies colliding 60 million light-years away, is one of the first research images from the Super Pressure Balloon Imaging Telescope (SuperBIT) that launched on a scientific super pressure balloon April 16, 2023 (local time New Zealand). http://www.nasa.gov/sites/default/files/thumbnails/image/superbit_antennae.png

NASA has demonstrated a breakthrough in 3D printable high-temperature materials that could lead to stronger, more durable parts for airplanes and spacecraft. http://www.nasa.gov/sites/default/files/thumbnails/image/grc-2023-c-02309.jpg

Former NASA Administrator Charlie Bolden speaks with local students during an Earth Day event, Thursday, April 20, 2023, at Union Station in Washington. http://www.nasa.gov/sites/default/files/thumbnails/image/52832661016_429a2665ea_o.jpg

The Cygnus space freighter is pictured moments after its release from the Canadarm2 robotic arm. http://www.nasa.gov/sites/default/files/thumbnails/image/iss069e004822.jpg

A menagerie of interesting astronomical finds are visible in this image from the NASA/ESA Hubble Space Telescope. http://www.nasa.gov/sites/default/files/thumbnails/image/hubble_acos520_potw2317a.jpg

Two neutron stars begin to merge in this illustration, blasting a jet of high-speed particles and producing a cloud of debris. http://www.nasa.gov/sites/default/files/thumbnails/image/grb211211apt.jpg

This new image from NASA’s Hubble Space Telescope shows interacting galaxies known as AM 1214-255. http://www.nasa.gov/sites/default/files/thumbnails/image/hubble_eso505-30_pi_2mstr_flat_final.jpg

Miloslav Stašek, Ambassador of the Czech Republic to the United States (left), Foreign Affairs Minister for the Czech Republic, Jan Lipavský (second from left), NASA Administrator Bill Nelson (second from right), and Acting Assistant Secretary of State for Oceans and International Environmental and Scientific Affairs Jennifer R. Littlejohn (right), http://www.nasa.gov/sites/default/files/thumbnails/image/52868012178_9b4c2bd472_o.jpg

Curtis Flack (left) and Paul von Hardenberg inspect the ice formation on the spinner of an Advanced Air Mobility proprotor model tested in the Icing Research Tunnel at NASA’s Glenn Research Center in Cleveland. http://www.nasa.gov/sites/default/files/thumbnails/image/eyes-on-ice.png

Popocatépetl, one of Mexico’s most active volcanoes, has been erupting since 2005. http://www.nasa.gov/sites/default/files/thumbnails/image/popocatepetll_oli_20231104_lrg.jpg

Spacewalkers Stephen Bowen and Sultan Alneyadi are pictured in their Extravehicular Mobility Units, or spacesuits, exiting the International Space Station's Quest airlock and beginning a spacewalk. http://www.nasa.gov/sites/default/files/thumbnails/image/iss069e008015.jpg

Vance I. Oyama holds a readout from the gas chromatograph in the life detection laboratory at NASA’s Ames Research Center in this picture from April 22, 1965. http://www.nasa.gov/sites/default/files/thumbnails/image/arc-1965-a-34401orig.jpg

A team member from the Environmental Management Branch at NASA’s Kennedy Space Center works to remove a mangrove seedling deposited by tropical winds on the shoreline of KARS Park at Kennedy in this image from April 12, 2023. http://www.nasa.gov/sites/default/files/thumbnails/image/ksc-20230412-ph-geb01_0130orig.jpg