Penn State iPhone app brings space exploration to your fingertips
The X-Ray Telescope is one of three telescopes aboard the NASA-led Swift satellite. This telescope was built at Penn State by Penn State scientists and engineers as well as partners at the Brera Astronomical Observatory in Italy and the University of Leicester in England. NASA
Undergraduate Astronomer Helps the World To See "Invisible" Light from Star Clusters
Blair Porterfield, photographed outside of Davey Lab.
A New Year's Gift from NASA and Penn State
One of the first targets for the Swift observatory's stellar survey was the giant cluster Omega Centauri, which hosts millions of stars and may be the remains of a small galaxy. Credit for image on left: NASA/Swift/S. Holland (GSFC), M. Siegel and E. Fonseca (PSU) Credit for image on right: A. Grado/INAF-Capodimonte Observatory. Captured by the VST ESO/INAF-VST/OmegaCAM.
How Stars Look Young When They're Not: The Secret of Aging Well
Image gallery of 12 globular clusters ranked in order of increasing dynamical age as measured from the observed radial distribution of their blue straggler stars. Credit: F. Ferraro (UniBO)
New Tool Is Probing the Structure of the Milky Way's Heart
An artist's impression of what the Milky Way might look like viewed from above. Credit: Jordan Raddick (Johns Hopkins University) and Gail Zasowski (The Ohio State University / University of Virginia). Milky Way artist's concept by NASA/JPL-Caltech/R. Hurt (SSC-Caltech).
The Great Space Coaster: Expansion of the Universe Now Measured in an Era before Dark Energy Takes Over
An illustration showing how SDSS-III was able to measure the distant universe. CREDIT: Zosia Rostomian, LBNL; Nic Ross, BOSS Lyman-alpha team, LBNL; and Springel et al, Virgo Consortium and the Max Planck Institute for Astrophysics
International Astronomical Union Elects Mercedes Richards President of Commission on Close Binary Stars
International Astronomical Union Elects Mercedes Richards President of Commission on Close Binary Stars
New Black Hole Discovered in Our Galaxy
Swift J1745-26 with labels and scale of moon as it would appear in the field of view from Earth. Credit: NASA/Goddard Space Flight Center/S. Immler and H. Krimm
Case of Missing Quasar Gas Clouds Now Solved
An artist's impression of a quasar
Video: Penn State Astronomer Christopher Palma Explains the Science Behind the Question "What Time is It?"
Chris Palma discusses the science behind the quesetion, "What time is it?"
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