The New Horizons spacecraft experienced an anomaly the afternoon of July 4 that led to a loss of communication with Earth. Communication has since been reestablished and the spacecraft is healthy.
The closer we get to Ceres, the more perplexing the dwarf planet grows. NASA's Dawn spacecraft has found several more bright spots as well as a pyramid-like peak jutting out of the frigid world's surface.
An unmanned Russian cargo ship successfully docked with the International Space Station on Sunday following a string of failed attempts to resupply the orbital laboratory.
The spectacular failure of the SpaceX Falcon 9 rocket last week underscores a growing problem for NASA: its reliance on private companies and Russia in order to launch many of its crucial missions.
In December 2013, researchers using the Hubble Space Telescope announced they had found evidence of a water plume emanating from Europa's surface.
This NASA/European Space Agency (ESA) Hubble Space Telescope picture shows a galaxy named SBS 1415+437 (also called SDSS CGB 12067.1), located about 45 million light-years from Earth. SBS 1415+437 is a Wolf-Rayet galaxy, ...
While fireworks only last a short time here on Earth, a bundle of cosmic sparklers in a nearby cluster of stars will be going off for a very long time. NGC 1333 is a star cluster populated with many young stars that are less ...
Thousands of years before humans invented agriculture, a bright burst of X-rays left the dense neutron star Circinus X-1, located in the faint Southern constellation Circinus. A year and a half ago, those X-rays were detected ...
A Russian booster rocket on Friday successfully launched an unmanned cargo ship to the International Space Station, whose crew is anxiously awaiting it after the successive failures of two previous supply missions.
Astronomers are predicting a close encounter between a stellar remnant the size of a city and one of the brightest stars in the Milky Way.