News tagged with ultraviolet spectra

X-Ray Emission from Young Stars

(PhysOrg.com) -- The star TW Hydrae is located about 150 light-years from earth in the direction of the constellation of Hydrae, the Water Snake. This star is relatively young -- at about 10 million years ...

Feb 05, 2010 5 / 5 (3) 0 | with audio podcast

Search results for ultraviolet spectra

Why is comet ISON green?

Undoubtedly, you've been seeing the recent images of Comet ISON now that it is approaching its close encounter with the Sun on November 28. ISON is currently visible to space telescopes like the Hubble and ...

Oct 25, 2013 5 / 5 (2) 2

List of search results for ultraviolet spectra