Explore Webb Science James Webb Space Telescope (JWST) NASA Webb Pushes Boundaries of… Webb News Latest News Latest Images Webb’s Blog Awards X (offsite – login reqd) Instagram (offsite – login reqd) Facebook (offsite- login reqd) Youtube (offsite) Overview About Who is James Webb? Fact Sheet Impacts+Benefits FAQ Webb Timeline Science Overview and Goals [...]
3 Min Read NASA Testing Advances Space Nuclear Propulsion Capabilities Written by Daniel Boyette Nuclear propulsion and power technologies could unlock new frontiers in missions to the Moon, Mars, and beyond. NASA has reached an important milestone advancing nuclear propulsion that could benefit future deep space missions by completing a cold-flow test campaign of [...]
Explore the UniverseUniverse HomeBasicsCosmic HistoryBuilding BlocksForcesGalaxiesOverviewTypesEvolutionLarge Scale StructuresBlack HolesOverviewTypesAnatomyBlack Hole WeekStarsOverviewTypesMultiple Star SystemsPlanetary SystemsExoplanetsExplorationSensing the UniverseTelescopes 101ObservatoriesMoreNewsDeep DivesQuick ReadsGraphicsGlossaryFun & Learning Artist’s concept of exoplanet candidate HD 137010 b, dubbed a “cold Earth” because it’s a possible rocky planet slightly larger than Earth, orbiting a Sun-like star about 146 light-years away.NASA/JPL-Caltech/Keith Miller (Caltech/IPAC) The Discovery [...]
4 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) A team of NASA scientists deployed on an international mission designed to better understand severe winter storms. The North American Upstream Feature-Resolving and Tropopause Uncertainty Reconnaissance Experiment, or NURTURE, is an airborne campaign that uses a suite of remote sensing instruments to collect atmospheric [...]
3 Min Read Webb Data Reveals Dark Matter PIA26702 Credits: NASA/STScI/J. DePasquale/A. Pagan Photojournal Navigation Science Photojournal Webb Data Reveals Dark Matter Photojournal Home Photojournal Search Latest Content Galleries Feedback RSS About Downloads Webb Data Reveals Dark Matter PNG (42.87 MB) This image from NASA’s James Webb Space Telescope, containing nearly 800,000 galaxies, [...]
3 min read NASA, Partners Advance LISA Prototype Hardware Engineers and scientists at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, completed tests this month on a second early version of a key element of the upcoming LISA (Laser Interferometer Space Antenna) mission. The LISA mission, a collaboration between ESA (the European Space Agency) [...]
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 [...]
NASA’s Artemis II Space Launch System (SLS) rocket and Orion spacecraft are seen illuminated by lights at Launch Complex 39B, Saturday, Jan. 17, 2026, at NASA’s Kennedy Space Center in Florida. NASA/Keegan Barber Teams at NASA’s Kennedy Space Center in Florida continue to prepare the SLS (Space Launch System) rocket, Orion spacecraft, and ground infrastructure [...]
Containing nearly 800,000 galaxies, this image from NASA’s James Webb Space Telescope is overlaid with a map of dark matter, represented in blue. Researchers used Webb data to find the invisible substance via its gravitational influence on regular matter.NASA/STScI/J. DePasquale/A. Pagan With the Webb telescope’s unprecedented sensitivity, scientists are learning more about dark matter’s influence [...]
The Artemis II crew poses in front of an Orion simulator Jan. 23, 2026 at NASA’s Johnson Space Center in Houston. NASA/Robert Markowitz The next astronauts to fly around the Moon went into quarantine late Friday. NASA astronauts Reid Wiseman, Victor Glover, and Christina Koch, along with CSA (Canadian Space Agency) astronaut Jeremy Hansen, [...]
