<p></p> <p>For a planet, this would be like a day at the spa. After years of growing old, a massive planet could, in theory, brighten up with a radiant, youthful glow.
<p style="text-align: center;"></p> <p>Swirling, stormy clouds may be ever-present on cool celestial orbs called brown dwarfs. New observations from NASA’s Spitzer Space Telescope suggest that most brown dwarfs are roiling with
<p> Astronomers have watched as a black hole woke up from a decades-long slumber to feed on a low-mass object – either a brown dwarf or a giant planet –
<p class="small" style="text-align: center;"><br /> This artist’s conception illustrates the brown dwarf named 2MASSJ22282889-431026. NASA’s Hubble and Spitzer space telescopes observed the object to learn more about its turbulent atmosphere. Brown
AAVSO Alert Notice 462<br /> Monitoring of J1407 for next extrasolar ring system transit<br /> June 26, 2012 <p>Dr. Eric Mamajek (Cerro Tololo Interamerican Observatory and University of Rochester) has requested AAVSO observers’
<p>Astronomers are getting to know the neighbors better. Our sun resides within a spiral arm of our Milky Way galaxy about two-thirds of the way out from the center. It
<p>Scientists using data from NASA’s Wide-field Infrared Survey Explorer (WISE) have discovered six “Y dwarfs”– star-like bodies with temperatures as cool as the human body. </p> <p style="text-align:center" class=small><br /> This artist’s