Gas around V838 Monocerotis, nova-like star, seemed to be expanding faster than light from the earth. Why ? You might be able to see "light echo" through this piece of art. http://www.spacetelescope.org/images/html/heic0304d.html . Original Photo Credit: NASA, European Space Agency, and H.E. Bond (STScI)
This space art is not available for sale.
NASA & ESA