In the big scheme of things two months of observing time on
our best space telescope might be worthwhile if it reveals something there associated with life.»
An influential group of US astronomers has laid out its vision for the biggest and
best space telescope yet — a worthy successor to the much - loved Hubble Space Telescope that some say could cost US$ 10 billion or more.
Not exact matches
Webb's spectrographs, NIRSpec and MIRI, will provide up to five times
better precision that any previous
space telescope at near - and mid-infrared wavelengths.
Testing of the
telescope and science instruments is proceeding
well at NASA's Johnson
Space Center in Houston, agency officials said.
Current
telescopes such as the European
Space Agency's Gaia satellite, and future
telescopes such as the James Webb
Space Telescope (JWST), an infrared observatory, and the Wide Field Infrared
Space Telescope (WFIRST), also could help astronomers make
better measurements of the expansion rate.
Further progress will come from a combination of parallax, proper motion and kinematic distance data via surveys using Southern Hemisphere — based radio
telescopes as
well as from
space - based data from the European Space Agency's Gaia satel
space - based data from the European
Space Agency's Gaia satel
Space Agency's Gaia satellite.
As Juno investigates,
telescopes around the world and in
space will be keeping an eye on Jupiter as
well.
But in March, the European
Space Agency announced that its orbiting Planck
telescope had taken the temperature of 50 million tiny patches of sky, creating the highest - resolution baby picture of the whole universe ever taken, and allowing astronomers to
better understand the first moments after the Big Bang.
The team made their analysis using optical, infrared and hydrogen - emission data from the Spitzer and Hubble
space telescopes, as
well as archival ground - based data.
Although studied for centuries through small ground - based
telescopes, the Spot only received its first close - ups in the latter half of the 20th century through a progressive series of close encounters with NASA's Pioneer, Voyager and Galileo spacecraft — as
well as through detailed remote monitoring by the Hubble
Space Telescope and other observatories.
Rowe's team analysed the first two years» worth of data from the Kepler
space telescope, which has identified hundreds of confirmed planets as
well as thousands of planet candidates.
Astronomers are now using the largest existing
telescopes on the ground and in
space to
better assess the composition, size and shape of the newly discovered ancient galaxies.
«The light from each segment will interfere with adjacent segments, and if the segments are not aligned to
better than a wavelength of light, that interference shows up like barber pole patterns,» explained Lee Feinberg, optical
telescope element manager for the Webb
telescope at NASA's Goddard
Space Flight Center in Greenbelt, Maryland.
Sune Toft and his collaborators had access to the Hubble -
telescope in
space as
well as the Earth - based Very Large
Telescope (VLT) in Chile — yet they struggled to get information about MACS2129 - 1.
«We also will have new
telescopes with an upgraded detection capability, like PanSTARRS 2 and ATLAS, coming online soon, and the Defense Advanced Research Projects Agency's new
Space Surveillance Telescope will give us a hand as
well.»
The combination of advances in modelling and much
better data from
telescopes like the James Webb
Space Telescope is likely to lead to significant progress in this exciting field.
Upcoming instruments like the European Extremely Large Telescopeor the Cheops
space telescope might be able to see the new planet, but the
best option could be a small satellite dedicated to staring at Alpha Centauri.
But Irwin Shapiro, an astrophysicist at the Harvard - Smithsonian Center for Astrophysics in Cambridge, Mass., who chaired the 2010 Committee to Review Near - Earth - Object Surveys and Hazard Mitigation Strategies for the U.S. National Research Council, says that ground - based observatories such as the planned Large Synoptic Survey Telescope (LSST) on Cerro Pachón in Chile are
better value for money than
space telescopes, because they last longer and are less expensive.
The Science and Technology Facilities Council, which sets research priorities and disburses government monies, said that cost overruns have forced it to withdraw support from experiments, including the International Linear Collider (a proposed follow - up to the Large Hadron Collider) and a number of ground - based
telescopes, as
well as trim its investments in planned
space missions such as the European Space Agency's Planck spacecraft (set to study the early unive
space missions such as the European
Space Agency's Planck spacecraft (set to study the early unive
Space Agency's Planck spacecraft (set to study the early universe).
Archival data from NASA's Chandra, Swift and Spitzer
space telescopes as
well as Japan's Suzaku satellite, were also used for further studies.
«Large astronomical projects such as the
space telescopes Euclid or eRosita, which are to be launched in the next few years, will observe large areas of the Universe, as
well as provide further insight into the evolution of the first structures of the Universe so that the significance of cosmological hydrodynamic simulations will even increase in future,» says Klaus Dolag.
Adaptive optics have proved so successful that the atmosphere «no longer limits our resolution,» Ghez says — that is, the
telescopes can see just as
well as they could if they were in outer
space.
The automated Sentry system identifies potentially hazardous Near - Earth Objects (NEOs — «objects» includes comets as
well as asteroids) using observations from
telescopes at observatories around the world and in
space.
Five hundred registered guests will hear from a panel of
space biosciences researchers as they discuss the four life science research missions Ames is sending to the
space station, as
well as other NASA missions via exhibits and view the night sky using
telescopes.
Astronomers using the TRAPPIST - South
telescope at ESO's La Silla Observatory, the Very Large
Telescope (VLT) at Paranal and the NASA Spitzer
Space Telescope, as
well as other
telescopes around the world [1], have now confirmed the existence of at least seven small planets orbiting the cool red dwarf star TRAPPIST - 1 [2].
[1] As
well as the NASA Spitzer
Space Telescope, the team used many ground - based facilities: TRAPPIST - South at ESO's La Silla Observatory in Chile, HAWK - I on ESO's Very Large
Telescope in Chile, TRAPPIST - North in Morocco, the 3.8 - metre UKIRT in Hawaii, the 2 - metre Liverpool and 4 - metre William Herschel
telescopes at La Palma in the Canary Islands, and the 1 - metre SAAO
telescope in South Africa.
«
Telescopes on Earth and the Hubble
Space Telescope in orbit around it can still do far
better than us at present, but we are still a long way away from Mars,» says Nicolas Thomas, the camera's principal investigator at the CSH.
When it comes to
space telescopes, bigger is
better.
To get a
good look at it, Bock, Cooray, and an international team of colleagues built a detector, called the Cosmic Infrared Background ExpeRiment (CIBER), that could be launched to the edge of
space on a rocket and collect images with two 11 - centimeter
telescopes.
The new research findings used data collected from NASA's Hubble
Space Telescope, both of W. M. Keck Observatory's Keck I and Keck II
telescopes, as
well NASA's FUSE
telescope, and are reported today in the journal Science.
«Why are
Space Telescopes Better than Earth - Based
Telescopes?»
Steve often uses the
telescopes of McDonald Observatory as
well as the Hubble
Space Telescope.
In recent years, astronomers have used
telescopes on land as
well as in
space to locate and observe exoplanets.
The international team of researchers used data from three orbiting X-ray
telescopes — NASA's Chandra X-ray Observatory and Swift Satellite as
well as the European
Space Agency's XMM - Newton.
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.
«Adding hydrogen to the air of an exoplanet is a
good thing if you're an astronomer trying to observe potential life from a
telescope or a
space mission.
Basri has worked on stellar magnetic activity and low mass stars (including the sun) throughout his career, and has been an active user of the Lick and Keck Observatories as
well as a number of
space telescopes.
Following the discovery, several other ground - based
telescopes, including the European Southern Observatory's (ESO) Very Large Telescope, as
well as NASA's Spitzer
Space Telescope were trained on the system.
NASA has plans for several more
space telescopes, but they are
better suited for looking at larger planets than those we'd expect to support life.
As the spacecraft investigates,
telescopes around the world and in
space will be keeping an eye on Jupiter as
well.
Pasadena, CA — With the combined power of NASA's Spitzer and Hubble
Space Telescopes, as
well as a cosmic magnification effect, a team of astronomers, including Carnegie's Daniel Kelson, have spotted what could be the most distant galaxy ever seen.
In late September 2003, astrobiologist Maggie Turnbull from the University of Arizona in Tucson identified 37 Geminorum as one of the
best candidates for hosting Earth - type life from a shortlist of 30 stars (screened from the 5,000 or so stars that are estimated to be located within 100 ly of Earth) that were presented to a group of scientists from NASA's
space -
telescope project, the Terrestrial Planet Finder (TPF), which will search for habitable planets by using visible light with the «signature» of water and / or oxygen from an Earth - type planet after its scheduled launch around 2013, and the ESA's Darwin project involving six
space telescopes (Astrobiology Magazine).
MAUNA KEA, HAWAII — An international team of astronomers has obtained the
best view yet of a collision that took place between two galaxies when the universe was only half its current age using the W. M. Keck Observatory and many other
telescopes on the ground and in
space.
Even NASA's
best - designed
space telescopes can break, become obsolete or simply complete their missions.
For example, the Keck and Gemini
telescopes offer high - resolution spectroscopic capabilities that, combined with theoretical analysis and computational modeling, can yield insight into the dynamics, chemical composition, and evolutionary state of the objects imaged from
space as
well as a wealth of other astronomical phenomena detected from the ground.
Building on past observations of the white dwarf called SDSSJ1043 +0855 (the dead core of a star that originally was a few times the mass of the Sun), which has been known to be gobbling up rocky material in its orbit for almost a decade, the team used Keck Observatory's HIRES instrument fitted to the 10 - meter Keck I
telescope as
well as data from the Hubble
Space Telescope to measure and characterize the material being accreted by the star.
At the institute, Dr. van der Marel previously led the
telescopes group, which is responsible for issues related to the optics, focus, wavefront sensing and control, and guiding for the Hubble
Space Telescope and the James Webb
Space Telescope (JWST), as
well as the team that is responsible for the calibration and user support of the Hubble Advanced Camera for Surveys (ACS) and the Wide Field and Planetary Camera 2 (WFPC2).
«We will need
better data (e.g. with the upcoming James Webb
space telescope) to keep studying and understanding how black holes and galaxies evolve coupled in time.»
The
best telescope available today is the Hubble
Space Telescope.
TESS will observe these brighter nearby stars for exoplanets in order to identify a list of the
best targets for follow - up observations by ground - based observatories and future
space telescopes.