Showing posts with label selected works. Show all posts
Showing posts with label selected works. Show all posts

Sunday, November 17, 2013

Astronomy And Area News

Astronomers at Caltech are keen on speaking the wonders of astronomy to you! We are engaged with a number of applications with native faculties (PUSD and LAUSD), and we manage astronomy-themed events for the Caltech and Pasadena communities (please see the correct sidebar for current and upcoming events). You’ll be able to hold up to date on present and future outreach occasions by following our Twitter feed, or you can ship us requests or strategies via e-mail at outreach at astro.caltech.edu June 2012: The Cahill Heart hosted a viewing of the transit of Venus in entrance of the Sun. Over 1800 people attended, making it our largest outreach occasion ever!


Based on Quimby, the 2 mysterious supernovae—2005ap and SCP 06F6—had appeared completely different from one another because 2005ap was 3 billion light-years away whereas SCP 06F6 was 8 billion mild-years away. More distant supernovae have a stronger cosmological redshift, a phenomenon wherein the increasing universe stretches the wavelength of the emitted light, shifting supernovae spectra towards the pink end. Professors Heather Knutson, left, and Mike Brown of the California Institute of Technology in Pasadena are participating within the new Heart for Planetary Astronomy and its seek for exoplanets. (Picture by James Carbone)



Ellis works primarily in observational cosmology , considering the origin and evolution of galaxies , the evolution of enormous scale structure within the universe , and the nature and distribution of dark matter He worked on the Morphs collaboration studying the formation and morphologies of distant galaxies. 1 Particular interests embody functions using gravitational lensing and high-redshift supernovae He was a member of the Supernova Cosmology Venture whose chief, Saul Perlmutter , shared the 2011 Nobel Prize for Physics for the workforce’s stunning discovery of the accelerating growth of the Universe.


The most recent Galaxy Evolution Explorer observations of M83 (coloured blue and green) were taken over an extended time period and reveal many extra young clusters of stars on the farthest reaches of the galaxy. To raised understand how stars may form in such surprising territory, Bigiel and his colleagues turned to radio observations from the Very Massive Array (purple). Light emitted in the radio portion of the electromagnetic spectrum can be utilized to find gaseous hydrogen atoms, or raw elements of stars. When the astronomers mixed the radio and Galaxy Evolution Explorer data, they had been delighted to see they matched up.


Leased phone traces (that is all pre-World Wide Web!) from Britain’s Put up Office related the STARLINK websites. Their preliminary information capability was ample to permit the transmission of image processing applications however too gradual to transmit large amount of information. At every of STARLINK’s websites, astronomers might access two image-show programs in addition to peripherals like printers which allowed them to interact with their information in actual time. But implementing STARLINK as a device for sharing software proved harder than getting astronomers to share the data. Consequently, STARLINK, whereas ambitious, never achieved all of its creators’ idealistic targets.


Friday, November 8, 2013

Chevalier To Be Honored At Caltech Astronomy Workshop

This may sound like strange advice coming from a professor. Shouldn’t I be telling you about publishing or perishing? Shouldn’t I inform you to suck it up and pull an all-nighter once more? Nicely, science is fundamentally a human pursuit and we do ourselves and the field a disservice by forgetting this simple reality. Unhappy graduate college students tend to be sloppy, much less productive researchers. Completely happy college students, on the other hand, vigorously pursue fascinating science questions, give excellent talks and churn out properly-written papers. Thus, as a professor, it’s in my finest interest to work in a science field stuffed with mentally-healthy students.


For many years, our extraordinary astrophysics school have been scattered across campus, amongst a number of overcrowded buildings,” says Andrew Lange, chair of Caltech’s Division of Physics, Arithmetic and Astronomy and the Marvin L. Goldberger Professor of Physics. “The Cahill Middle will bring collectively 26 astrophysics faculty and their groups into a single, remarkable area. College students and faculty alike could have a much richer expertise. I can safely predict that new discoveries will probably be spawned within the coming yr by conversations in hallways and interplay areas that may not have otherwise taken place.”



Tape a Cosmic Query for Neil deGrasse Tyson and StarTalk Radio. Visit StarTalk Radio at sales space #310 at the Northeast Astronomy Forum & Telescope Present April 20-21, 2013. This investment will give our astronomers, postdocs and college students lengthy-time period access to two of the biggest and greatest telescopes on this planet,” stated Steven Girvin, deputy provost for science and expertise at Yale. of the faculty are members of the Nationwide Academy of Science or Engineering and/or fellows of the American Academy of Arts and Sciences That is the highest proportion of any school in the nation apart from the graduate institution Rockefeller University 116


With the onset of World Conflict I, Hale organized the National Analysis Council to coordinate and support scientific work on navy issues. Whereas he supported the concept of federal appropriations for science, he took exception to a federal bill that may have funded engineering research at land-grant colleges, and as a substitute sought to raise a $1 million nationwide research fund solely from non-public sources. To that finish, as Hale wrote within the New York Occasions : It’s a good example of scientific-knowledge sharing and reuse,” Djorgovski says. “We hope to set an instance of how knowledge-intensive science must be executed in the 21st century.”


We at the moment are technically capable of obtaining spectra of giant planets in planetary programs like our personal, bettering on the close-in transiting planet research performed beforehand,” says Lynne Hillenbrand, professor of astronomy at Caltech and a coauthor of the paper. And what the spectra present is that the planets are fairly strange. “A outstanding thing about these planets is their unexpected spectroscopic range,” Hillenbrand says. Nevertheless, astronomers can look toward our own solar system to search out a few of these solutions. While the sun isn’t a common sort of star within the universe, it is Jupiter that tends to define the photo voltaic system, Caltech astronomer Mike Brown mentioned.