Astronomers have traced a repeating radio signal back to a rocky, Earth-sized exoplanet that appears to have one of the crucial factors that make a world habitable: a magnetic field The p…
New research says time only exists where space is curved enough to support it, implying that our expanding universe is slowly losing its grip on time itself. For most of us, time is an …
"The results from 3I/ATLAS show how realistic it is to detect a signal with the technology we have today." Radio astronomers recently hunted for "technosignatures" com…
Planet Nine is a hypothesized massive planet, first proposed in 2014, that is speculated to orbit far out in the solar system. It has not been detected formally. Instead, astronomers have i…
It seems unlikely that an ocean could persist on a world that never gets closer than 30 astronomical units from the Sun. But that's the case with Pluto. Evidence shows that it has a sub…
Einstein Probe detects puzzling cosmic explosion Einstein Probe has opened a new window onto the distant X-ray Universe, promising us new views of the most faraway explosions in the cosmo…
"These primordial black holes could account for a significant portion, if not all, of dark matter." Ripples in the very fabric of space and time called "gravitational waves…