When astronomers found a large world farther out than Pluto, it became one of the final nails in the coffin of our ninth ...

Wednesday, February 5 First Quarter Moon occurs at 3:02 A.M. EST. Nearly half a day later, the Moon passes 5° north of Uranus ...

The meteor fragments returned by OSIRIS-REx shed light on the entwined history of water and the chemical ingredients of life in the solar system.

Headliners including Jane Goodall, Brian May, Pablo Álvarez, Glenn Hughes, Jorge Drexler, and many more will celebrate ...

Our white dwarf Sun will cool for billions upon billions of years, slowly fading away as a dark, solid carbon-oxygen ball.

JWST revealed a massive star that ended its life in an explosion when the universe was just a cosmic toddler.

The Moon meets the Red Planet’s rival in Scorpius, skims close to Saturn, and reaches New phase in the sky this week.

In a letter to his replacement, outgoing NASA leader Bill Nelson emphasizes the agency’s activities ‘transcend the length of ...

These massive currents carry material on a journey through and around star-forming galaxies before they settle and form stars ...

Planets with suns like Wolf 359 are subject to huge blasts of radiation that raise questions about their long-term ...

Because the period of an object does not depend on its mass, comets’ orbital periods remain unchanged due to mass loss.

This rare quasar with spiral arms could help astronomers understand how supermassive black holes feed and grow.