A long-simmering disagreement over the universe’s present-day expansion rate shows no signs of resolution, leaving experts ...

An analysis of two decades of data from NASA's Hubble Space Telescope has provided fresh insights into the complex ...

The ice-giant planet Uranus, which travels around the sun tipped on its side, is a weird and mysterious world. Now, in an ...

Using Hubble's Wide Field Camera 3 instrument, astronomers captured this recent up-close view of the SMC, full of twinkling ...

Just about everyone has heard of NASA’s Hubble Space Telescope — not too surprising considering that it has been with us for ...

The Atacama Cosmology Telescope (ACT) collaboration, which includes researchers from the University of Toronto, recently ...

The Small Magellanic Cloud, a dwarf galaxy about 200,000 light-years from the solar system, can be seen with the naked eye ...

NGC 4941 dazzles in a new Hubble image, showcasing star-forming regions and a supermassive black hole that dramatically ...

(CNN) – NASA’s Hubble Space Telescope is revealing new insights about the planet Uranus. An unprecedented 20-year-old study ...

Saturn is below Venus and very low in the predawn sky. In late April it is five degrees above the horizon. You may need ...