Galaxies

This is a tour developed by Professor Alyssa Goodman at Harvard University. This tour introduces cepheid variable stars and how the relationship between their pulsation periods and their luminosities has helped to estimate cosmic distances. Credits Alyssa...

A brief tour of the X-Ray sky and a look at sources of high energy X-Rays Credits Curtis Wong, MSR

A brief overview of selected features in the new Equinox Beta release. Credits Curtis Wong, Microsoft Research The full version of this tour can be downloaded here (by right-clicking) and viewed in the desktop version of WorldWide Telescope.

Amateur astronomers love to observe galaxies. Although you need a dark site, you can spot some galaxies even through small telescopes. This tour shows you seven of the sky's finest galaxies. Credits Michael Bakich, Astronomy Magazine

This tour takes you on a journey that spans 25 orders of magnitude, beginning on Earth, looking at objects roughly one meter in size, and spanning the Universe to scales that are roughly 10 25 meters in size. The tour stops at several points and gives you...

A tour of Sloan Digital Sky Survey objects, highlighting features in their spectra. Credits Mark SubbaRao, Adler Planetarium

Tour of M82 from the Hidden Universe Credits Robert Hurt

John Huchra, former president of the American Astronomical Society, passed away on October 8, 2010. John’s colleagues at the Harvard-Smithsonian Center for Astrophysics, in collaboration with the creators of WorldWide Telescope at Microsoft Research, have...

"Dust & Us" is a brief tour of the dark regions in galaxies that form stars and planets. This tour gives a new perspective on how important dust, which we normally think of as a nuisance, is to creating planets like the one upon which we live. For more...

Tour of the radio wavelength view of the inner Galaxy. We start by reviewing all-sky views in various wavelenghts and then zoom into a radio view of Sagittarius A and finally into Sagittarius A*, the location of the supermassive black hole at the Galactic...