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

Hubble and its fellow observatories give us an unprecedented, crystal-clear look at the far reaches of the cosmos. Explore these orbiting pioneers and learn what they've discovered. 3 min read The ...

A dark patch on the Sun's face marked a coronal hole spotted in March 2013 by NASA's Solar Dynamics Observatory. This image shows the Sun in high-energy X-rays using data from three space telescopes.

A recent image from the Hubble Space Telescope captures a gorgeous galaxy bursting with new star formation. This intermediate spiral galaxy is located about 50 million light-years from Earth in ...

(CNN) – NASA’s Hubble Space Telescope is revealing new insights about the planet Uranus. An unprecedented 20-year-old study took a closer look at the planet’s atmospheric composition and ...

An analysis of two decades of data from NASA's Hubble Space Telescope has provided fresh insights into the complex atmospheric changes on Uranus that are largely driven by the effects of the sun's ...

The Hubble Space Telescope captured an image of a spiral galaxy, NGC 4900, and a nearby star in the constellation Virgo. Despite appearing close, the star is 7,109 light-years away, while the ...