Science

NASA’s asteroid redirection experiment has produced a new result with potential implications well beyond planetary science. Researchers reported that the agency’s Double Asteroid Redirection Test, or DART, not only altered the motion of the small asteroid Dimorphos around its larger companion, Didymos, but also slightly changed the binary system’s path around the sun. Scientists described the finding as the first…

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Rethinking the Power at the Galactic Center For decades, astronomers have viewed the center of the Milky Way as a realm ruled almost exclusively by a supermassive black hole. That object, commonly known as Sagittarius A*, is thought to anchor the orbits of nearby stars and shape the dynamics of our galaxy’s inner regions. A new scientific study, however, is…

A Critical Test Cut Short NASA has postponed the next major milestone for its Artemis 2 moon mission after a key fueling test was halted due to a recurring hydrogen leak. The issue emerged during a wet dress rehearsal of the Space Launch System rocket, a full-scale simulation designed to mirror launch-day procedures. The test began smoothly but was ultimately…

Mission Briefings Set the Stage for the Next Rotation NASA and its international partners are preparing to outline the final steps ahead of the next crew rotation to the International Space Station. Agency leadership and astronauts will take part in a pair of public briefings from the Johnson Space Center in Houston, marking the last major communications milestone before the…

A Clearer View of the Universe’s Invisible Framework One of the most enduring questions in modern physics revolves around dark matter, the invisible substance that outweighs ordinary matter in the universe by roughly five to one. Although it cannot be seen directly, its gravitational influence shapes galaxies, clusters, and the large-scale structure of the cosmos. A new study has now…

From Earthquakes to Orbital Debris Instruments built to detect earthquakes are now helping scientists solve a growing problem far above Earth. Seismometers, normally used to pinpoint tremors deep underground, are being repurposed to track pieces of human made objects that fall from orbit back to the planet. These objects range from small fragments to large spacecraft components, some of which…

A New Look Inside a Solar Explosion A major breakthrough in solar science has emerged from detailed observations made by the European Space Agency–led Solar Orbiter mission. Scientists have uncovered how a solar flare begins not as a single explosive event, but as a chain reaction driven by small, initially weak magnetic disturbances that rapidly intensify. This process resembles an…