<p>Astronomers are actively hunting a class of supermassive black holes throughout the universe called blazars thanks to data collected by NASA’s Wide-field Infrared Survey Explorer (WISE). The mission has revealed
<table border=0 bordercolor=#000080 cellspacing=5 cellpadding=0> <tr> <td valign=center> </td> <td valign=center> <p><b>August 28</b>: A <a href="https://www.nightskyobserver.com/aavso-alerts/aavso-alert-notice-446-supernova-2011fe-in-m101-ngc-5457-psn-j140305815416254/">Supernova (2011fe) has been discovered in M101</a> (NGC 5457). The AAVSO would like any reports about this supernova from amateur
<p>Imagine forecasting a hurricane in Miami weeks before the storm was even a swirl of clouds off the coast of Africa or predicting a tornado in Kansas from the flutter
<p>About three times a second, a 10,000-year-old stellar corpse sweeps a beam of gamma-rays toward Earth. Discovered by NASA’s Fermi Gamma-ray Space Telescope, the object, called a pulsar, is the
<p>About three times a second, a 10,000-year-old stellar corpse sweeps a beam of gamma-rays toward Earth. Just discovered by NASA’s Fermi Gamma-ray Space Telescope, the object, called a pulsar, is