Scientists at the Paul Scherrer Institute PSI have, for the first time, demonstrated a technique that synchronizes ultrashort ...

NASA’s IXPE has just revealed the hidden geometry of a white dwarf’s cosmic feeding frenzy—using X-rays to see what no ...

Using decades of ROSAT X ray data, astronomers uncovered Quipu, a colossal 1.4 billion light year filament containing 68 galaxy clusters and an unimaginable amount of mass. This discovery offers a ...

The latest visitor from deep space is leaving a mark that stretches far beyond its icy core. Interstellar comet 3I/ATLAS is wrapped in an enormous X-ray glow that extends roughly 250,000 miles into ...

LOS ANGELES — In Saul Valdivia's preschool classroom, a neon green light emanates from underneath the opaque surface of a wooden table. An assortment of plastic bugs and wooden shapes lay scattered ...

For the first time ever, astronomers have captured two distinct X-ray views of an interstellar comet, providing an unprecedented glimpse into the interplay between a visitor from beyond our solar ...

An interstellar comet first spotted passing through our solar system in July is beginning its departure from our corner of the universe — but first it will fly by Earth, and scientists are capturing ...

The European Space Agency's X-ray space observatory XMM-Newton observed interstellar comet 3I/ATLAS on 3 December for around 20 hours. During that time, the comet was about 282–285 million km from the ...

This illustration shows the Sentinel-6 Michael Freilich spacecraft in orbit above Earth with its deployable solar panels extended. NASA.gov/Elyna Niles-Carnes For those of us who think we have a ...