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, [...]
Photo of the Day Rising over a frozen valley in the Tatra Mountains, the familiar stars and nebulas of Orion dominate this wide-field nightscape. The featured deep photo was taken in southern Poland's highest mountain range last month, where dark skies and alpine terrain combined to reveal both Earth's rugged beauty and the structure [...]
5 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Jupiter’s moon Europa was captured by the JunoCam instrument aboard NASA’s Juno spacecraft during the mission’s close flyby on Sept. 29, 2022. The images show the fractures, ridges, and bands that crisscross the moon’s surface.Image data: NASA/JPL-Caltech/SwRI/MSSS Image processing: Björn Jónsson (CC BY 3.0) [...]
Two free-flying Astrobee robotic helpers are pictured inside the Kibo laboratory module. The robots are designed to help crews aboard the International Space Station complete daily tasks and reduce the time spent on routine duties.NASA Robotics and virtual reality filled the science schedule aboard the International Space Station on Tuesday as the Expedition 74 crew [...]
3 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Athena, NASA’s newest supercomputer, is housed at the agency’s Modular Supercomputing Facility at NASA’s Ames Research Center in California’s Silicon Valley.NASA/Brandon Torres-Navarrete NASA is announcing the availability of its newest supercomputer, Athena, an advanced system designed to support a new generation of missions and [...]
NASA, ESA, CSA, STScI, Klaus Pontoppidan (NASA-JPL), Joel Green (STScI); Image Processing: Alyssa Pagan (STScI) The NIRCam (Near-Infrared Camera) on NASA’s James Webb Space Telescope captured the actively forming protostar EC 53 (circled at left) in the Serpens Nebula in this image released on Jan. 21, 2026. Astronomers have long sought evidence to explain why comets at [...]
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) [...]
