The joint ESA and NASA mission the Solar Heliospheric Observatory (SOHO) captured a series of four images of a coronal mass ejection (CME) escaping the sun on the morning of April 25, 2013.
In January, 2014, Earth will pass through a stream of fine-grained debris from Comet ISON. Scientists say the resulting shower could have some interesting properties.
Astronomers have used NASA's Hubble Space Telescope to photograph the iconic Horsehead Nebula in a new, infrared light to mark the 23rd anniversary of the famous observatory's launch aboard the space shuttle Discovery on April 24, 1990.