Daily Archives: February 5, 2009

Simeis 147

Roughly 3000 light years from us is this faint but dramatic supernova remnant. Simeis 147 is around 40,000 years old and is faint enough that it’s essentially invisible to the naked eye. Surprising then that these faint filaments of hydrogen, … Continue reading

Posted in astronomy, Imported from Livejournal | Tagged , | 4 Comments