Sentences with phrase «nearby stars for»

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.

TESS is expected to launch in 2017 with its primary mission to monitor the 500,000 brightest and nearby stars for the signs of planets on orbits less than 30 days.

The partnership, in which Breakthrough purchases instrument upgrades and observing time on ESO's Very Large Telescope (VLT) in Chile for an undisclosed sum, is only the first phase of the organization's more ambitious plans to scour nearby stars for promising worlds that its Starshot probes might someday visit.

This discovery came from the HARPS - North Rocky Planet Search, a dedicated survey examining about 50 nearby stars for signs of small planets.

While the HARPS team monitors nearby stars for telltale wobbles caused by orbiting planets, Kepler scientists search a wide field of faraway stars, watching for planets that become silhouetted against their suns.

By monitoring a small, nearby star for 11 years with one of the 10 - meter Keck telescopes in Hawaii and combining the data with 4.3 years of similar observations published by another team, Vogt and his co-authors found two orbiting planets, with respective masses of at least 3.1 times and seven times the mass of Earth.

Not exact matches

For example, material from the star's corona could be hitting a nearby dust cloud.

Thanks to new detectors that can pick up neutrino signals and even gravitational waves, scientists will be ready when the next nearby star explodes, Emily Conover reported in «Waiting for a supernova» (SN: 2/18/17, p. 24).

UP, UP AND AWAY NASA's TESS telescope launches from Cape Canaveral, Fla., on April 18 on a mission to search for planets orbiting nearby, bright stars.

But more mundane explanations are also plausible: Positrons might be spewed from nearby pulsars, the spinning remnants of exploded stars, for example.

Following a novel, looping path that gives it an unobstructed view, the orbiting TESS will scan the sky for planets around nearby bright stars.

«This also allows for searches for transmitters that are many orders of magnitude less powerful than those that would be detectable from a planet orbiting even the most nearby stars.»

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.

This nebula is a bubble, and it's a bubble because intense blasts of stellar wind and radiation for a nearby star have cut through the dust and hollowed out the middle.

First, planets like our own orbit relatively close to their stars, where bright illumination more than compensates for the nearby glare.

The challenge for Kepler — or more specifically, for Jenkins's software — is to tease out brightness changes caused by the passage of a planet and to distinguish them from all the normal stellar variations, such as flares and star spots (the stellar equivalent of sunspots) or even nearby eclipsing stars.

Gas at the centre of galaxy clusters should be cooling as it loses energy; this would allow nearby material to compress the gas and create ideal conditions for making stars.

Newborn planets in other solar systems endure «catastrophic» collisions for hundreds of millions of years, according to a new astronomical survey of nearby stars.

Globular clusters contain far lower concentrations of the planet - forming heavy elements — such as carbon, oxygen, and iron — than do our sun and nearby stars, leading some to suspect that it might be difficult for planets to form there.

An intensive spectrographic search for companions of 123 comparatively nearby stars provides a clue to the frequency of such planetary systems

We usually use it to look for very faint planets in the close vicinity of nearby stars, by painstakingly observing them one by one,» said Pueyo.

For instance, black holes exert a powerful gravitational pull on nearby stars.

«It's not so much the numbers of planets that we care about, but the fact that they are orbiting nearby stars,» says Sara Seager, an astrophysicist at the Massachusetts Institute of Technology (MIT) in Cambridge and deputy science director for TESS.

On 16 April, the agency plans to launch the US$ 337 - million Transiting Exoplanet Survey Satellite (TESS), which will scrutinize 200,000 nearby bright stars for signs of orbiting planets.

By the time Webb is operational, Clampin says, another NASA mission, the Transiting Exoplanet Survey Satellite (TESS), slated for launch in 2017, will already be producing a short list of other potentially habitable rocky planets around nearby small stars.

Located 1,350 light - years away, the Orion Nebula is a relatively nearby laboratory for studying the star formation process across a wide range, from opulent giant stars to diminutive red dwarf stars and elusive, faint brown dwarfs.

After that we have to build a powerful telescope that examines the planets around nearby stars and looks for water, carbon dioxide, and oxygen in their atmospheres — signs that they could support life.

More wildly, future iterations of Sprites could become Breakthrough's hoped - for «StarChips» — spacecraft integrated with gossamer - thin, meter - wide «lightsails» that would travel at 20 percent the speed of light to Alpha Centauri or other nearby stars, propelled by high - powered pulses of photons from a gargantuan ground - based laser array.

And Alpha Centauri's twin system poses an additional challenge for imaging, as any telescope must deal with the glare of not one but two nearby stars.

The action takes place on a terrariumlike spaceship in which successive generations are born and die without ever making planetfall, bound for promising worlds orbiting the nearby star Tau Ceti.

For example, Riess's modern measurements rest on accurately knowing the distance to nearby pulsing stars.

A giant black hole ripped apart a nearby star and then continued to feed off its remains for close to a decade, according to research led by the University of New Hampshire.

But then, Phoenix, for example, scanned just one or two nearby sunlike stars out of each 100 million stars out there.

Enthusiasts began searching for such signals from nearby stars in the early 1990s, but the new telescope will be the first to examine the entire sky for artificial pulses of light.

It relies on eight identical 16 - inch telescopes in Arizona to look for planets around nearby stars that are smaller and cooler than our sun.

Instead, astronomers look for wobbles in the star itself, indicating that something nearby is tugging on it gravitationally.

What they've found figures to refine the search for nearby worlds and solidify theories about how young stars evolve.

One possible explanation for the newfound rebel planets is that they have been pulled out of their normal orbits by a nearby stellar companion to their central star.

To spot the black hole's event horizon, a team of astronomers — led by Michael Garcia and Ramesh Narayan of the Harvard - Smithsonian Center for Astrophysics in Cambridge, Massachusetts — watched what happened as a black hole stole gas away from a nearby star.

Astronomers expect TESS to find about 20,000 planets in its first two years in operation, focusing on nearby, bright stars that will be easy for other telescopes to investigate later.

Other recent discoveries of nearby Earth - sized planets have been around red dwarf stars, including TRAPPIST - 1 and Proxima Centauri, but these create less favorable conditions for life.

Speculation to account for KIC 8462852's dips in brightness has ranged from it having swallowed a nearby planet to an unusually large group of comets orbiting the star to an alien megastructure.

HARPS allows for measurements of radial velocities of stars, which can be affected by the presence of nearby planets, to be taken with the highest accuracy currently available.

Because those stars are so nearby and rich with planets, they will be ideal targets for the James Webb Space Telescope (JWST), due to launch in 2020.

But he says a recent search for gravitational waves from the nearby neutron star in the Crab Nebula is the first gravitational wave search to return really interesting information.

It will scour the sky for small rocky worlds around nearby stars, and is expected to find hundreds.

According to a summary of Barstow's talk released by the Royal Astronomical Society, the most probable explanation for the missing gas is that the area was swept clear of material by a nearby star that went supernova within the last few million years.

Now, new observations show that light from a nearby neutron star is significantly polarized, reports a team led by Roberto Mignani, an astronomer at the Institute for Spatial Astrophysics in Milan, Italy, reports.

He decided to point Hubble's Wide Field Camera 3, an addition made to the scope in 2009, at four nearby aging galaxies to hunt for the telltale ultraviolet glow of young stars.

The brightest object in a nearby star cluster, thought for decades to be a single star, is actually two massive stars in the process of merging.