Astronomers have discovered the most massive neutron star to date, a rapidly spinning pulsar approximately 4,600 light-years from Earth. This record-breaking object is teetering on the edge of existence, approaching the theoretical maximum mass possible for a neutron star.

A newly discovered comet hurtling toward the orbit of Mars has scientists scurrying to confirm whether it came from outside the solar system, a likely prospect that would make it the second such interstellar object observed in our planetary neighborhood.

President Trump's falsehoods about whether Hurricane Dorian would hit Alabama have raised deeper questions about how he's politicized government institutions.

In the Davis Mountains of far west Texas, at the University of Texas McDonald Observatory, astronomers spend their nights peering at the stars through some of the world’s most powerful telescopes. Soon they’ll be adding a more down-to-Earth job. Within sight of the giant domes, NASA is installing a sprawling network of equipment to help researchers study planetary change. News Article Type: Homepage Articles Published: Friday, September 13, 2019 - 10:27