14 November 2011, 07:00 AM ET
The northern or southern lights are caused by a collision of charged particles in Earth's atmosphere.
11 November 2011, 01:12 PM ET
A solar flare this week could amp up the northern lights this weekend.
11 November 2011, 08:34 AM ET
There is absolutely no chance of a giant solar flare destroying life on Earth in 2012, NASA scientist C. Alex Young says.
11 November 2011, 06:50 AM ET
No solar flare is powerful enough to do the job.
05 November 2011, 12:22 AM ET
What was the most amazing view from space this week?
04 November 2011, 05:40 PM ET
The sunspot is 50,000 miles wide and is the largest in years on the sun.
04 November 2011, 02:45 PM ET
An X-class solar flare and and a Coronal Mass Ejection through the eyes of NASA's Solar Dynamics Observatory and STEREO spacecraft on November 3rd, 2011. One of the largest sunspots in years drives this solar activity.
03 November 2011, 01:09 PM ET
Solar flares and huge explosions called coronal mass ejections are often associated with active regions.
03 November 2011, 12:14 PM ET
Japan Space Agency astronaut Satoshi Furukawa recorded lightning, auroras and the islands of Japan at night during more than 30 hours of Earth observation through windows of the International Space Station.
29 October 2011, 08:00 AM ET
What was the most amazing view from space this week?
28 October 2011, 02:00 PM ET
Imagery taken from ISS of the United States at night, facing north and with an amazing view of an Aurora Borealis. Captured by astronauts aboard space station on October 18th, 2011.
27 October 2011, 10:27 AM ET
Activity on the Sun is due to reach its peak around early 2014, so expect more flares, eruptions and ejections for the next few years. Early predictions say the estimated Sun activity between 2020-2030 may not be nearly as intense as the 2000-teens.
25 October 2011, 04:36 PM ET
The Stereo probes have allowed scientists to see the sun's entire surface simultaneously.
25 October 2011, 04:24 PM ET
A massive sun storm made its way to Earth on October 24th, producing an intense and vibrant Northern Lights display that was seen as far south as Arkansas. Brian Emfinger shot this time-lapse video from the town of Ozark.
25 October 2011, 01:16 PM ET
NASA's STEREO A satellite captured Comet Encke's tail being torn off by a coronal mass ejection in 2007. Magnetic field interactions are thought to be the culprit behind the comet losing its tail.
25 October 2011, 11:11 AM ET
See amazing skywatcher photos of the dazzling Oct. 24 northern lights aurora displays.
25 October 2011, 10:13 AM ET
The stunning Oct. 24 northern lights display reached as far south as Arkansas.
10 October 2011, 07:10 AM ET
Three stunning videos showcase the beauty of our planet from the International Space Station.
05 October 2011, 07:00 AM ET
The missions, called Solar Orbiter and Euclid, will launch in 2017 and 2019, respectively.
02 October 2011, 06:00 AM ET
Was it the solar flares on the sun, Frankenstein's monster moon mystery or something else?
30 September 2011, 02:00 PM ET
Currently crossing the sun, Sunspot 1302 is one of the most active sunspot groups in years.
29 September 2011, 12:46 PM ET
The planet closest to the Sun has a magnetosphere like the Earth, but at its poles, the Sun's powerful force takes it toll by super charging sodium and oxygen particles and blasting them into space. NASA's MESSENGER probe weathers the storm.
27 September 2011, 01:24 PM ET
The forecast is based on a study of the past 9,300 years of cosmic ray and solar activity.
26 September 2011, 06:50 PM ET
Skywatchers in Europe and Asia are best positioned to see the show.
26 September 2011, 05:09 PM ET
Sunspot 1302 released a X1.9 category flare on September 24th, 2011. This has been a very active sunspot over the last few days, with multiple flares and coronal mass ejections recorded.
26 September 2011, 01:24 PM ET
Sunspot 1302 has been busy producing multiple flares and coronal mass ejections, even being detected by shortwave radio on Earth. Multiple day and view look provided by the Solar Dynamics Observatory. Audio recorded by Thomas Ashcraft in New Mexico.
25 September 2011, 08:00 AM ET
Was it the 'space chicken' nebula, Saturn's rings, a dark red moon over Chile or something else that grabbed you.
20 September 2011, 05:06 PM ET
Between 7pm ET on September 18 and 1pm ET on September 19, six large solar plasma explosions were recorded by the SOHO satellite. One of these coronal mass ejections may create some geomagnetic fireworks viewable on Earth on September 21.
17 September 2011, 06:26 AM ET
Was it the comet that made a death plunge into the sun, an intriguing new crater on Mars or something else that grabbed you.
14 September 2011, 07:00 AM ET
Eclipse season has begun for NASA's Solar Dynamics Observatory.
13 September 2011, 02:50 PM ET
See skywatcher photos of the dazzling aurora light shows.
13 September 2011, 11:38 AM ET
Observers in Canada and on the International Space Station got quite a show.
12 September 2011, 06:40 PM ET
More M- or X-class flares should be coming from sunspot 1283.
10 September 2011, 04:34 AM ET
Was it the 45th anniversary of the movie Star Trek, events in space to remember 9/11 or something else?
09 September 2011, 11:42 PM ET
A series of solar storms could charge up the northern lights displays in the high north.
08 September 2011, 03:15 PM ET
An amateur radio astronomer captured radio sounds from the Sun, specifically from sunspot 1283. The third significant flare since September 6th from this active sunspot plays as the backdrop to the celestial shortwave radio static.