C/2011 L4 (Pan-STARRS)

Comet Pan-STARRS now visible on STEREO Behind imagery

Comet Pan-STARRS (C/2011 L4) passed inside the orbit of Mercury on March 10, 2013 reaching perihelion (its closet approach to the Sun). Now, it is visible object in the field of view of NASA's STEREO-B Heliospheric Imager. An animation of Comet

March 12, 2013

Comet Pan-STARRS (C/2011 L4) now visible with naked eye

Comet Pan-STARRS has been brightening steadily for the past few months. By now Comet Pan-STARRS (C/2011 L4) became a naked-eye object while it makes its closest approach to the Sun, inside the orbit of Mercury. It is now closer to the Sun than Venus. At

March 07, 2013