Sentences with phrase «supernovae surveys»

Unlike most supernovae surveys, which look for bright bursts of light, Kochanek would monitor about 30 nearby galaxies for curious patches of darkness where a star had suddenly disappeared.

D. A. Coulter et al., «Swope Supernova Survey 2017a (SSS17a), the optical counterpart to a gravitational wave source,» Science (16 October 2017)

If so, large - scale supernova surveys could turn up more of these invisible lenses, helping astronomers find and put limits on the number of dark - matter dwarfs in the universe, Quimby and colleagues conclude.

Using archival data from the Cluster Lensing And Supernova survey with Hubble (CLASH), Toft and his team were able to determine the stellar mass, star - formation rate, and the ages of the stars.

The study led by Donahue looked at far - ultraviolet light from a variety of massive elliptical galaxies found in the Cluster Lensing And Supernova Survey with Hubble (CLASH), which contains elliptical galaxies in the distant universe.

An optical transient source, Swope Supernova Survey 17a (SSS17a), was subsequently identified as the counterpart of this event.

At 10.9 hours after the GW trigger, we discovered a transient and fading optical source, Swope Supernova Survey 2017a (SSS17a), coincident with GW170817.

Abstract: We derive an accurate mass distribution of the galaxy cluster MACS J1206.2 - 0847 (z = 0.439) from a combined weak - lensing distortion, magnification, and strong - lensing analysis of wide - field Subaru BVRIz» imaging and our recent 16 - band Hubble Space Telescope observations taken as part of the Cluster Lensing And Supernova survey with Hubble (CLASH) program.

We find good agreement in the regions of ove... ▽ More We derive an accurate mass distribution of the galaxy cluster MACS J1206.2 - 0847 (z = 0.439) from a combined weak - lensing distortion, magnification, and strong - lensing analysis of wide - field Subaru BVRIz» imaging and our recent 16 - band Hubble Space Telescope observations taken as part of the Cluster Lensing And Supernova survey with Hubble (CLASH) program.

As part of the Cluster Lensing And Supernova survey with Hubble (CLASH) program, the Hubble Space Telescope registered the newly described, far - flung galaxy in four visible and infrared wavelength bands, and Spitzer measured it in a fifth longer - wavelength infrared band, placing the discovery on firmer ground.

The Abell 2261 cluster is part of a multi-wavelength survey, led by Postman, called the Cluster Lensing And Supernova survey with Hubble (CLASH).

MACS0647 - JD was found as part of the Cluster Lensing And Supernova Survey with Hubble (CLASH), an international group led by Marc Postman of the Space Telescope Science Institute in Baltimore, Maryland.

These BAO measurements are beautifully complemented by the results of the SDSS - II Supernova Survey, which has provided the most precise measurements yet of cosmic expansion rates over the last four billion years.

The Supernova Survey repeatedly imaged the SDSS Southern Equatorial trip (Stripe 82), an area of sky 2.5 ° wide by 120 ° long -LRB--1.25 ≤ Dec ≤ 1.25, 310 < RA < 60).

Over the course of the three years, the SDSS Supernova Survey discovered and measured multi-band lightcurves for about 500 spectroscopically confirmed Type Ia supernovae in the redshift range z = 0.05 - 0.4.

The Supernova Survey was a time - domain survey, involving repeat imaging of the same region of sky every other night, weather permitting.

Not exact matches

Working with NASA on its Wide - Field Infrared Survey Telescope (WFIRST) mission, due to launch sometime after 2020 (see «Mapping the Dark,» page 47), Perlmutter will help choose between the different models by studying groups of supernovae that lie farther out in space than any yet studied, following the universe's expansion history back in time.

After running a number of computationally intensive simulations of supernova light at the National Energy Research Scientific Computing Center (NERSC), a Department of Energy Office of Science User Facility located at Berkeley Lab, Goldstein and Nugent suspect that they'll be able to find about 1,000 of these strongly lensed Type Ia supernovae in data collected by the upcoming Large Synoptic Survey Telescope (LSST)-- about 20 times more than previous expectations.

«N6946 - BH1 is the only likely failed supernova that we found in the first seven years of our survey.

Riess led an effort to discover the needed sample of very distant type Ia supernovae by piggybacking on the Great Observatories Origins Deep Survey.

The All - Sky Automated Survey for Supernovae is proof that small projects can produce a big payoff.

The two observatories of the All - Sky Automated Survey for Supernovae scan the Northern and Southern hemispheres every night with six 5.5 - inch telescopes (eight total by the end of the summer), taking photos of the sky and comparing successive images to find changes, such as supernovas.

Surveys of the properties of the many supernovas detected in other galaxies indicate that the explosions vary significantly from one to the next, says astroparticle physicist Shunsaku Horiuchi of Virginia Tech in Blacksburg.

We hope to find many more of these kinds of supernovae with ongoing and future surveys.»

Astronomers affiliated with the Supernova Legacy Survey (SNLS) have discovered two of the brightest and most distant supernovae ever recorded, 10 billion light - years away and a hundred times more luminous than a normal sSupernova Legacy Survey (SNLS) have discovered two of the brightest and most distant supernovae ever recorded, 10 billion light - years away and a hundred times more luminous than a normal supernovasupernova.

A small portion of one of the fields from the Supernova Legacy Survey showing SNLS - 06D4eu and its host galaxy (arrow).

Its specialty will be time - domain spectroscopy — useful for observing accretion by galactic black holes, surveys of distant supernovae and even searches for extrasolar planets.

A detailed survey of the so - called Carina Nebula, a star - forming region relatively close to our solar system, is turning up evidence that numerous stars have already gone supernova there, and that many more may do the same in the millions of years to come.

Supernova 2005ap (bottom) briefly outshines its whole galaxy and several neighboring galaxies (A-D) after appearing in a sky survey.

In addition to clarifying what proportion of black holes are born without fanfare, the survey may also detect rare, giant outbursts from massive stars that are close to going supernova.

Only 55 million lightyears away, SN 2017cbv was one of the closest supernovae discovered in recent years, found by the DLT40 survey using the Panchromatic Robotic Optical Monitoring and Polarimetry Telescope (PROMPT) in Chile, which monitors galaxies nightly at distances less than 40 megaparsecs (120 million light - years).

• The Dark Energy Survey will catalogue 2000 supernovae that exploded in the last 7 billion years (11 April, p...

She said the event was first picked up by the All - sky Automated Survey for Supernovae (ASAS - SN), which is pronounced «assassin» by astronomers, and followed up with the Arcminute Microkelvin Imager (AMI), a radio telescope, located near Cambridge.

Also they developed a system to detect supernovae automatically in the heavy flood of data during the survey, which enabled real - time discoveries and timely follow - up observations.

The Dark Energy Survey has discovered a number of superluminous supernovae and continues to see more distant cosmic explosions revealing how stars exploded during the strongest period of star formation.

We present the first results of project SUNBIRD (Supernovae UNmasked By InfraRed Detection), where we aim to uncover CCSNe that otherwise would remain hidden in the complex nuclear regions of LIRGs, and in this way improve the constraints on the fraction that is missed by optical seeing - limited surveys.

A team of astrophysicists from Notre Dame, the University of Maryland in College Park; the University of California, Berkeley; and the Australian National University in Canberra have formed the «Kepler Extragalactic Survey,» or KEGS, specifically to apply the power of Kepler to study galaxies and supernovae.

With the advent of new wide - field, high - cadence optical transient surveys, our understanding of the diversity of core - collapse supernovae has grown tremendously in the last decade.

His observatory has three projects: Xingming Observation Sky Survey, Xingming Public Remote - control Observatory, and Popular Supernova Project (cooperating with China - VO and Ali Cloud, especially for the public).

«By the end of the survey, we're going to have thousands of different supernovae we can look at, to learn more about dark energy,» she says.

Over five years, researchers will use this telescope to survey more than 300 million distant galaxies and detect thousands of new supernovas — exploding stars.

«We have some of the best - understood supernovae,» said Brad Tucker, astronomer at the Mt. Stromlo Observatory at the Australian National University, who is part of the Kepler Extra-Galactic Survey.

On that «super» day, the All Sky Automated Survey for SuperNovae (ASASSN) reported a supernova in the same nearby galaxy Kepler was monitoring.

A few more supernovae may come from NASA's Transiting Exoplanet Survey Satellite, (TESS) which is expected to launch on April 16.

These include observations of the microwave background radiation — the relic radiation of the early universe — and surveys of astronomical objects — galaxies, quasars, supernovae, gamma - ray bursters,... — over large fractions of the sky out to large fractions of the radius of the observable universe.

We surveyed available historical chronicles for astronomical observations for the period around the AD770s to identify potential sightings of aurorae borealis and supernovae.