After NASA’s Fermi Gamma-ray Space Telescope and Swift Observatory spotted the BOAT, , an international team of astronomers ...

Australian police have arrested a man suspected of setting fire to a Melbourne synagogue in December. The attack destroyed ...

Pope Leo XIV has called for a renewed commitment to diplomacy to resolve conflicts. He made the appeal Wednesday as he marked ...

Astronomers have re-examined the biggest explosion ever seen, possibly the most massive explosion since the Big Bang, to ...

What could we choose as the seven most remarkable celestial objects visible either with our eyes or with a small telescope?

In the sprawling Hydra constellation, 137 million light-years away, lies NGC 3285B—a dazzling spiral galaxy recently ...

A jaw-dropping eruption just tore through the Sun—forming a 250,000-mile-long "canyon of fire" with plasma walls taller than ...