Researchers say the surprising discovery of the faraway galaxy MXDFz4.4 could help explain how the cosmos went from opaque to ...

Hubble Space Telescope can "only see the universe in shades of grey," according to NASA's Goddard Space Flight Center. Learn ...

Add Yahoo as a preferred source to see more of our stories on Google. To celebrate the Hubble telescope's 35th anniversary, NASA released some striking new images on Wednesday, including a bold ...

The world's most famous telescope is celebrating in style with new views of Mars, nebulas and a galaxy that reminds us of home. Freelance writer Amanda C. Kooser covers gadgets and tech news with a ...

For nearly a century, astronomers have known that the universe is expanding. In the late 1990s, two independent teams, the ...

In celebration of the 35th anniversary of the Hubble Space Telescope’s launch into orbit, astronomers aimed the legendary telescope at a selection of photogenic space targets, stretching from inside ...

Exactly 35 years ago this week, the Hubble Space Telescope was released from the Space Shuttle Discovery cargo hatch. After a stuttering start, it became one of humankind’s most treasured inventions, ...

Since it launched into space on April 24, 1990, the Hubble Space Telescope has been an invaluable instrument to astronomers in unraveling the mysteries of the universe. As it orbits the Earth from 340 ...

This NASA/ESA Hubble Space Telescope image features a glittering blue dwarf galaxy called Markarian 178 (Mrk 178). The galaxy, which is substantially smaller than our own Milky Way, lies 13 million ...

During its 35 years of orbiting the Earth, the Hubble Space Telescope has transmitted endless streams of magnificent images, confirmed the existence of "dark matter," and helped track a vagabond black ...