Astrophysical Concepts

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 6-year old's journey to the jewel of the sky. This charming Tour is a great example of how WWT can be used to engage even the youngest students in astronomy and science. The Tour-authoring interface might seem daunting to some adults ("digital...

A visit to Pluto using WWT's new 3D mode, showing some of the reasons why it was reclassified as a dwarf planet. Credits Dinoj Surendan

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

Star and planet formation in the Orion Nebula as shown in images from the Hubble Space Telescope. Credits Frank Summers

Tour of M82 from the Hidden Universe Credits Robert Hurt

Our sun, and other stars like it, do not remain exactly as they appear now. Stellar lifetimes are much longer than ours, but like us, they progress though stages of life. The story of these stages tells us about the formation of the planets and their fate...

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...

To commemorate the 400th anniversary of Galileo's discovery of moons around Jupiter, we have produced a WWT Tour recreating these historic observations. This is an example of the kind of teaching Ambassadors will be able to do using WWT. Credits Alyssa...

A brief tour of the Eta Carina Nebula from the Hubble Advanced Camera for Surveys. Credits Curtis Wong, MSR