Rather than solid arms, spiral galaxies may show density waves—regions where matter slows down and bunches up, like cars in ...

On May 11, 2009, the space shuttle Atlantis launched on the fifth and final servicing mission for the Hubble Space Telescope.

The Hubble Space Telescope captured an amazing view of spiral galaxy NGC 6956. The galaxy is located "214 million light-years ...

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they ...

Astronomers used the Hubble Space Telescope to image "peculiar" galaxy Arp 184 (NGC 1961) about 190 million light-years away.

In a scene straight out of science fiction, astronomers using NASA’s Hubble Space Telescope have spotted a massive black hole ...

Using NASA 's Hubble Space Telescope and other observatories, astronomers found the cosmic object in an unexpected place.

A traveling black hole stalking the cosmos for stellar prey recently revealed itself by shredding a star in a radioactive burst.

Astronomers have caught a black hole far from the center of its home galaxy ripping a star to shreds — providing, for the ...

The cuts to NASA’s Science Directorate are part of an overall 24% slash to the space agency’s budget from $24.8 billion to ...

If you’ve been reading this column lately, you might have noticed a recent trend where I try to answer some deceptively ...

China is preparing to launch new modules to its Tiangong space station to meet growing demands for science and potentially ...