But astronomers say the new technique used promises to reveal much more when combined with better spectrographs and
bigger telescopes now in the works.
Not exact matches
Earth is part of our solar system, our solar system is a very small neighborhood in a spiral arm of our galaxy, our galaxy is one of the smaller of the billions of galaxies that are the residue of the
Big Bang - this is where we are at right
now... using several different types of
telescopes analyzing several types of radiation and using our mathematics to calculate distortions in light waves to calculate dimensions, distance and mass — doing this we can generate a physical picture of what is actually happening our there.
But
now, with Webb years behind schedule and billions of dollars over budget, Dressler says choosing such a
big, complex mirror for an already ambitious cryogenic
telescope was «a bridge too far,» caused by «trying to make too much innovation in one step.»
«Everyone is trying to get time to look at this thing on
big telescopes right
now, urgently, within the next few days,» she explains.
According to Mather and other leading astronomers
now working on a report to be released this summer by the Association of Universities for Research in Astronomy (AURA), that quest and others require an even
bigger space
telescope that would observe, as Hubble does, at optical, ultraviolet and near - infrared wavelengths.
Now, the European Space Agency's Herschel
telescope has detected heat from five of these dusty galaxies, opening a window into the universe's
biggest stellar construction boom.
«
Big science needs a lot of compute power — right
now we're designing systems to manage data for several large facilities around the world and the next generation of radio
telescopes, including China's 500m radio
telescope, the Square Kilometre Array and the SKA's pathfinder
telescopes that are already up and running in outback Western Australia.»
In this two - part special, Nova traces the
telescope's evolution from two little lenses in a tube to the great observatories that
now peer back nearly all the way to the
Big Bang.
For nearly a decade
now, two university consortia in the United States have been in a race to build two ground - based
telescopes that would be several times
bigger than today's
biggest optical
telescope.
The
biggest infrared
telescope in space
now is the compact Spitzer Space
Telescope, which has a 2.7 - foot (0.8 - meter) mirror.
However,
now that adaptive optics is beginning to give very good results, then there are some wavelength regions where things can be done from the ground probably with a much cheaper experiment than you would be able to do from space or for the same amount of money with much
bigger telescopes.