Latest Smithsonian Center for Astrophysics Stories
New research shows that aurorae on distant "hot Jupiters" could be 100-1000 times brighter than Earthly aurorae.
NEW YORK, June 1, 2011 /PRNewswire/ -- Four astronomers who found a way to recreate the growth of the universe are the recipients of the 2011 Cosmology Prize of The Peter and Patricia Gruber Foundation.
Five billion years from now, our Milky Way galaxy will collide with the Andromeda galaxy.
How can we tell if a star is one billion or 10 billion years old?
NASA's Kepler spacecraft is proving itself to be a prolific planet hunter.
A galaxy's core is a busy place, crowded with stars swarming around an enormous black hole.
White dwarfs are dead stars that pack a Sun's-worth of matter into an Earth-sized ball. Astronomers have just discovered an amazing pair of white dwarfs whirling around each other once every 39 minutes.
A new instrument on board NASA's Solar Dynamics Observatory (SDO), developed by Smithsonian scientists, is giving unprecedented views of the innermost corona 24 hours a day, 7 days a week.
In an exciting example of international collaboration, a Qatar astronomer teamed with scientists at the Harvard-Smithsonian Center for Astrophysics (CfA) and other institutions to discover a new alien world.
Our Sun can be a menace when it sends out powerful solar blasts of radiation towards the Earth.
- A poem in which the author retracts something said in an earlier poem.