April 2025

Earth Science
EGU General Assembly, April 27 – May 2, 2025 Join NASA in the Exhibit Hall (Booth #204) for Hyperwall Storytelling by NASA experts. Full Hyperwall Agenda below. MONDAY, APRIL 28 TUESDAY, APRIL 29 WEDNESDAY, APRIL 30 THURSDAY, MAY 1
Posted April 24, 2025
Technology Transfer & Spinoffs
Spinoffs
Technology Transfer
Nickel-hydrogen technology is safe, durable, and long-lasting – now it’s affordable too.
Posted April 24, 2025
NASA Headquarters
Humans in Space
In-flight Education Downlinks
International Space Station (ISS)
Johnson Space Center
Learning Resources
Students from Santa Monica, California, will connect with NASA astronaut Jonny Kim as he answers prerecorded science, technology, engineering, and mathematics-related questions aboard the International Space Station. Watch the 20-minute space-to-Earth call at 12:10 p.m. EDT on Tuesday, April 29, on the NASA STEM YouTube Channel.
Posted April 23, 2025
Asteroids
Lucy
NASA’s Lucy spacecraft took this image of the main belt asteroid Donaldjohanson during its flyby on April 20, 2025, showing the elongated contact binary (an object formed when two smaller bodies collide). This was Lucy’s second flyby in the spacecraft’s 12-year mission.  Launched on Oct. 16, 2021, Lucy is the first space mission sent to […]
Posted April 23, 2025
Blogs
Written by Susanne Schwenzer, Planetary Geologist at The Open University Earth planning date: Monday, 21st April 2025 It is Easter Monday, a bank holiday here in the United Kingdom. I am Science Operations Working Group Chair today, a role that is mainly focused on coordinating all the different planning activities on a given day, and […]
Posted April 23, 2025
Earth Science
Airborne Science
Earth
Earth Science Division
Electromagnetic Spectrum
Wildfires
Data from the AVIRIS-3 sensor was recently used to create detailed fire maps in minutes, enabling firefighters in Alabama to limit the spread of wildfires and save buildings. A NASA sensor recently brought a new approach to battling wildfire, providing real-time data that helped firefighters in the field contain a blaze in Alabama.
Posted April 23, 2025
General
In our modern wireless world, almost all radio frequency (RF) spectrum bands are shared among multiple users. In some domains, similar users technically coordinate to avoid interference. The spectrum management team, part of NASA’s SCaN (Space Communications and Navigation) Program, represents the collaborative efforts across U.S.
Posted April 23, 2025
General
Spectrum is a shared resource. Since the discovery of radio waves and the invention of the telegraph, humanity has exponentially increased its use of the radio frequency (RF) spectrum.  Consider how many wireless devices are around you right now.  You’re probably reading this on a smartphone or laptop connected to the internet through Wi-Fi or […]
Posted April 23, 2025
General
Communicating and Navigating with Missions
As associate administrator for NASA’s Space Operations Mission Directorate Ken Bowersox puts it, “nothing happens without communications.”   And effective communications require the use of radio waves.   None of NASA’s exciting science and engineering endeavors would be possible without the use of radio waves to send data, communications, and comma
Posted April 23, 2025
International Space Station (ISS)
Astronauts
Humans in Space
ISS Research
Johnson Space Center
Media are invited to a news conference at 2 p.m. EDT Monday, April 28, at NASA’s Johnson Space Center in Houston where astronaut Don Pettit will share details of his recent mission aboard the International Space Station. The news conference will stream live on NASA’s website. Learn how to stream NASA content through a variety […]
Posted April 23, 2025
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