The fast-moving gas cloud could help explain the so-called missing satellite problem, if the object is what scientists think ...

The Webb telescope has spotted exoplanets circling white dwarf stars, proving that planets can survive their star’s violent ...

Astronomers have stumbled upon yet another ghostly galaxy that appears to be devoid of dark matter, the elusive stuff that ...

Researchers conducted the first-ever near-infrared analysis of an extragalactic recurrent nova and found it is one of the ...

In a memorable image from the 1977 film "Star Wars," the young hero Luke Skywalker gazes at two suns setting above the ...

Looking for a really big story, I naturally headed for "Galaxies in Collision." Bradley Whitmore of the Space Telescope Science Institute in Baltimore brought us up to speed. We've known for a ...

In recent years, astronomers have been able to study the motion of the stars in the galaxy with outstanding precision. And ...

Astronomers using W. M. Keck Observatory on Maunakea, Hawaiʻi Island have found compelling evidence of a dark matter-deficient dwarf galaxy, FCC 224. This ultra-diffuse galaxy is located on the ...

The unusual galaxy was profiled in two complimentary studies. The first study, led by Doctoral Candidate Yimeng Tang of the University of California, Santa Cruz and published in the journal ...

"This could potentially change our understanding of the history of the three-body interaction between the two Magellanic Clouds and the Milky Way." ...