Wow! This video brought tears to my eyes because of its sheer beauty. Our friend and frequent astrophoto contributor César…
Caught on camera by NASA's Solar Dynamics Observatory, a prominence blazes hundreds of thousands of miles out from the Sun's surface (i.e.,…
Ah, Friday the 13th. Whether you fear it or it’s just your favorite slasher flick, it’s coming right around the…
Aurorae were once believed to be warring clans of spirit soldiers, the skyward ghosts of virgin women, or the glow of fires…
In 1964 the European Launcher Development Organisation (ELDO) and the European Space Research Organisation (ESRO) were founded, on February 29 and March…
On December 14, 1972, at about 5:40 a.m. GMT, Apollo 17 astronaut Eugene Andrew "Gene" Cernan returned to the lunar…
One of our favorite timelapse artists, Gavin Heffernan from Sunchaser Pictures recently was invited to Northern Arizona University as an…
Are giant dragons flying out of the Sun? No, this is much more awesome than that: it's an image of…
Expect the unexpected when it comes to northern lights. Last night beautifully illustrated nature's penchant for surprise. A change in…
This timelapse of the lunar eclipse that took place April 15, 2014 will have you checking over your shoulder for…