4 Min Read Vision Changes on Space Station NASA astronaut Jonny Kim, assisted by JAXA astronaut Takuya Onishi, performs an eye ultrasound on the International Space Station. Credits: NASA Science in Space July 2025 When astronauts began spending six months and more aboard the International Space Station, they started to notice changes in their [...]

Explore Hubble Hubble Home Overview About Hubble The History of Hubble Hubble Timeline Why Have a Telescope in Space? Hubble by the Numbers At the Museum FAQs Impact & Benefits Hubble’s Impact & Benefits Science Impacts Cultural Impact Technology Benefits Impact on Human Spaceflight Astro Community Impacts Science Hubble Science Science Themes Science Highlights [...]

KEY POINTS Jupiter, Saturn, and Neptune each emit more energy than they receive from the Sun, meaning they have comparatively warm interiors. NASA’s Uranus flyby with Voyager 2 in 1986 found the planet colder than expected, which challenged ideas of how planets formed and evolved. However, with advanced computer modeling and a new look at [...]

2 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) NASA/Jacob Shaw NASA’s X-59 quiet supersonic research aircraft has officially begun taxi tests, marking the first time this one-of-a-kind experimental aircraft has moved under its own power. NASA test pilot Nils Larson and the X-59 team, made up of NASA and contractor Lockheed Martin [...]

4 min read NASA to Launch SNIFS, Sun’s Next Trailblazing Spectator July will see the launch of the groundbreaking Solar EruptioN Integral Field Spectrograph mission, or SNIFS. Delivered to space via a Black Brant IX sounding rocket, SNIFS will explore the energy and dynamics of the chromosphere, one of the most complex regions of the [...]

NASA/Jonny Kim In this June 13, 2025, photo, NASA astronaut Anne McClain shows off a hamburger-shaped cake to celebrate 200 cumulative days in space for JAXA (Japan Aerospace Exploration Agency) astronaut Takuya Onishi since his first spaceflight as an Expedition 48-49 Flight Engineer in 2016. Onishi and McClain launched to the International Space Station along [...]

3 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) A team works together on their project during the 2024 NASA Space Apps Challenge event in in Arequipa, Peru. Teams have two days to respond to the challenges and submit their project for the chance to win one of 10 global awards. Lee esta [...]

Of all the possible entry points to NASA, the agency’s SkillBridge Program has been instrumental in helping servicemembers transition from the military and into civilian careers. Offered in partnership with the Department of Defense (DoD), the program enables individuals to spend their final months of military service working with a NASA office or organization. SkillBridge [...]

2 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) NASA NASA’s Marshall Space Flight Center will host astronauts for a media opportunity as the center celebrates its 65th anniversary during a free, community event on Saturday, July 19, from noon to 5 p.m. CDT at The Orion Amphitheater in Huntsville, Alabama. Marshall, along [...]

3 min read Summer Triangle Corner: Vega If you live in the Northern Hemisphere and look up during July evenings, you’ll see the brilliant star Vega shining overhead. Did you know that Vega is one of the most studied stars in our skies? As one of the brightest summer stars, Vega has fascinated astronomers for thousands [...]