Author Archives: Raphael Rosen

Superdark exoplanet TrES-2b

The Darkest Exoplanet Yet

Think you know all the kinds of alien worlds? Think again. Two astronomers have just added another weirdo to the list: an exoplanet darker than powdered charcoal.

Infrared observations by the Herschel Space Observatory reveal the presence of cold dust surrounding Supernova 1987A.

From Stars to Stardust

Astronomers have determined that a recent supernova in the Large Magellanic Cloud created a half-Sun's worth of dust — hinting that such stellar explosions might be an unexpectedly rich source of dust throughout the universe.