Researchers using the James Webb Space Telescope spotted huge stars leaking nitrogen in an early galaxy, hinting that such ...

The Hubble Space Telescope has turned its sharp eye toward a ghostly swirl of stars and gas known as the "Lost Galaxy," given ...

New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from ...

NASA scientists are sounding an alarm that would have been unthinkable a decade ago: the same commercial satellite ...

In the heart of a distant spiral galaxy, a cosmic storm has erupted. This event is unlike anything astronomers have seen ...

NASA is sounding a clear alarm about the way SpaceX is reshaping low orbit, warning that the company’s satellite swarms and ...

Astronomers at the University of North Carolina at Chapel Hill have helped uncover new clues about the longest-lasting cosmic ...

This infrared view offers the clearest look yet at how dwarf galaxies merge, evolve, trade gas and ignite waves of new stars.

You live in a galaxy packed with black holes that never announce themselves. They do not blaze in X-rays or glow with stolen ...

Your device does not support the audio. November 15 and 16 have long held a special place in history, marking a variety of pivotal moments across science, politics, culture, and exploration. Don't ...

Hubble’s striking view of NGC 1511 reveals a spiral galaxy shaped by cosmic turmoil. Once locked in dramatic encounters with its smaller neighbors, the galaxy still bears the scars—twisted arms, ...