NGC 1555

NGC 1555, sometimes known as Hind's Variable Nebula, Sh2-238 or HH 155, is a variable nebula 4 light years across, illuminated by the star T Tauri, located in the constellation Taurus. It is 400 light years away from Earth, and has a magnitude of 9.98. It is also in the second Sharpless catalog as 238. It is a Herbig–Haro object. The nebula was discovered on October 11, 1852, by John Russell Hind.
Image:n1555s.jpg|thumb|upright=1.9|left|NGC 1555 from the 0.8m Schulman at the Mount Lemmon Sky Center, AZ.