The world's first telescope, crafted in 1608 by the Dutch eyeglass maker Hans Lippershey, led to stunning technologies that would later revolutionize our understanding of the universe. While his ...

Astronomers have reached deeper into the heart of a brilliant cosmic engine than ever before, using NASA’s Hubble Space Telescope to capture a rare, close-up view of a quasar’s core. Quasars are some ...

"When you put it into context, Punctum is astonishingly bright." A bewilderingly powerful mystery object found in a nearby galaxy and only visible so far in millimeter radio wavelengths could be a ...

Gamma-ray bursts, the most powerful kinds of explosions known in the cosmos, may help provide a piece of the puzzle when it comes to one of the most challenging open problems in all of physics — how ...