Sentences with phrase «from solar observations»

Not exact matches

Newly analyzed observations from NASA's STEREO spacecraft show that the sun's outer corona is just as complicated as the highly structured inner corona, solar physicists reported December 12 at the fall meeting of the American Geophysical Union.

Observations during the total solar eclipse may explain why the sun's atmosphere is so organized despite arising from a tangled magnetic field.

Using data from our solar system and observations of huge planets far beyond the visual range of any telescope, astrophysicists René Heller and Ralph Pudritz have shown that some moons of those planets could be habitable.

From the observation results of dust, it was first found that the center of the region contains two high - density compact gas clouds with masses 10 to 20 times solar mass.

More exoplanet discoveries are expected to be announced next week in Moran, Wyoming, at a conference on extreme solar systems, and a new batch of Kepler data, based on 674 million observations recorded from September to December 2009, is scheduled for public release on 23 September.

Here, FOXSI's observations of hard X-rays are shown in blue, superimposed over a soft X-ray image of the Sun from JAXA and NASA's Hinode solar - observing satellite.

That changed in early 2008, when observations from NASA's Cassini spacecraft made it a leading candidate among potential hosts of extraterrestrial life in the solar system.

Yet, according to Jean - Loup Bertaux and Rosine Lallement — from the Laboratoire Atmosphères, Milieux, Observations Spatiales (CNRS / UPMC / Université de Versailles Saint - Quentin - en - Yvelines) and the Galaxies, Étoiles, Physique et Instrumentation department of the Paris Observatory (Observatoire de Paris / CNRS / Université Paris Diderot), respectively — these organic molecules were produced in interstellar space, well before the formation of the Solar System.

Together with observations from more northern latitudes, Cook's 1769 data provided the first accurate distance to our star — and by extension, to the rest of the planets in the solar system.

This work relied upon high - cadence observations from NASA's Interface Region Imaging Spectrograph, or IRIS, and the Swedish 1 - meter Solar Telescope in La Palma, in the Canary Islands.

With the new model, the simulations at last matched observations from IRIS and the Swedish Solar Telescope; spicules occurred naturally and frequently.

Dawn's observations are transforming our understanding of how Earth and the other inner planets — Mars, Mercury, and Venus — emerged from the solar system's primordial chaos.

«The evidence from observation indicates that complex organic chemistry is much more universal than previously thought,» says Fred Goesmann from the Max Planck Institute for Solar System Research, who led the analysis of organic compounds on the Rosetta mission.

Furthermore, the team tested the theory against observations of NASA's 34 - year - old Pioneer 10 spacecraft, which appears about 400,000 kilometres away from its expected location in the outer solar system.

But observations made from multiple angles by three different craft revealed that comet Lovejoy's tail waggled and wobbled in unexpected ways (see video, from 0:20 onward) as the object zipped through the deepest parts of the solar atmosphere.

Before LIGO's detections, astronomers only had definitive observations of two varieties of black holes: ones that form from stars that were thought to top out around 20 solar masses; and, at the cores of large galaxies, supermassive black holes of still - uncertain provenance containing millions or billions of times the mass of the sun.

Scientists used these observations of the sun's atmosphere (the bright light of the sun itself is blocked by the black circle at the middle) from NASA's Solar Terrestrial Relations Observatory on Aug. 5, 2007, to define the outer limits of the solar atmosphere, the coSolar Terrestrial Relations Observatory on Aug. 5, 2007, to define the outer limits of the solar atmosphere, the cosolar atmosphere, the corona.

New observations and new models contributed to this certainty, ranging from Antarctic ice cores to improved understanding of solar fluxes.

Because electrons scatter polarized light more than non-polarized light, that observation will give the scientists a bead on what the electrons are doing, and by extension, what the solar wind is doing — how fast it flows, how hot it is and even where it comes from.

«Because the field lines are closed, the observations are incompatible with direct entry from the solar wind.

Though far past the planets, the mission continues to send back unprecedented observations of the space environment in the solar system, providing crucial information on the environment our spacecraft travel through as we explore farther and farther from home.

The impact of solar storms on Jupiter's aurora was tracked by monitoring the X-rays emitted during two 11 hour observations in October 2011 when an interplanetary coronal mass ejection was predicted to reach the planet from the Sun.

OCO - 2 advances photosynthesis observation from space via solar - induced chlorophyll fluorescence.

By applying an innovative theoretical analysis to observations from a first - of - its - kind experimental setup, LANP graduate student Bob Zheng and postdoctoral research associate Alejandro Manjavacas created a methodology that solar engineers can use to determine the electricity - producing potential for any arrangement of metallic nanoparticles.

The study used advanced high - resolution observations from the Dunn Solar Telescope in New Mexico (USA) alongside complementary observations from NASA's Solar Dynamics Observatory, to analyse the strongest magnetic fields that appear in sunspots.

Measurements of surface chemical composition, either by direct sampling (as has been done on Earth, the moon, and Mars) or through spectroscopic observations, can be used to estimate elemental abundances and the degree of chemical differentiation that occurred as the planets condensed from the solar nebula.

Observations near the Sun and at Earth's orbit have been interpreted as a demonstration that solar wind does not expand adiabatically from the Sun as would have been expected for this near collisionless environment.

This comet is making its first visit this close to the sun from the outer solar system's Oort Cloud, so the concerted campaign of observations may yield fresh clues to our solar system's earliest days more than 4 billion years ago.

From those observations, they detected the sloshing motions of the solar core.

Hubble now enters a phase of full science observations ranging from studying the population of Kuiper Belt objects at the fringe of our solar system to surveying the birth of planets around other stars.

While this leads to an elevation in the level of scientific understanding from very low in the TAR to low in this assessment, uncertainties remain large because of the lack of direct observations and incomplete understanding of solar variability mechanisms over long time scales.»

The composition of the matter from which the solar system formed is deduced from that of stony meteorites called chondrites and from the composition of the Sun's atmosphere, supplemented by data acquired from spectral observations of hot stars and gaseous nebulas.

For instance, the spacecraft has returned three years» worth of observations on solar wind — or high - energy particles flung by the sun out into space — from a region barely explored.

An international team of astronomers using data from NASA's Hubble Space Telescope has made an unparalleled observation, detecting significant changes in the atmosphere of a planet located beyond our solar system.

Kevin Trenberth, for instance, noted that the satellite observations are accurate enough to track the change in solar insolation from the 11 - year sunspot cycle.

Observations of a dying Sun - like star are helping scientists understand what the Earth and our solar system may experience billions of years from now.

We know from astronomical observations that there is a stream of particles that reaches our Solar System from interstellar space.

Many undisputed observations contradict current theories on how the solar system evolved.a One theory says that planets formed when a star, passing near our Sun, tore matter from the Sun.

Our research approach includes spacecraft observations (from missions such as Cluster, THEMIS, MMS, Parker Solar Probe, Solar Orbiter), large scale kinetic simulations, and fundamental plasma theory to understand plasma phenomena throughout the universe.

The ground - based observations complement solar observations from space.

The new observations were made with several instruments on SOHO, which is stationed about 900,000 miles (1.5 million kilometers) sunward of the Earth in interplanetary space, where it has an uninterrupted view of the Sun and of the solar wind particles blown from the Sun.

High - resolution observations are presented based on direct imaging, two - dimensional spectropolarimetry with Fabry - Pérot interferometers, and scanning long - slit spectrographs to introduce some of the science cases for high - resolution solar physics: (1) statistical properties of flows in and around pores and sunspots, (2) chromospheric dynamics associated with newly emerging flux, and (3) flare diagnostics from near - infrared spectropolarimetry.

Skylab made the first time - resolved observations of the solar transition region and of ultraviolet emissions from the solar corona.

Researchers from the French National Center for Scientific Research (CNRS), the Côte d'Azur Observatory and elsewhere used observations made by the Solar and Heliospheric Observatory's (SOHO) Global Oscillations at Low Frequency (GOLF) instrument to measure solar oscillations, then used a new technique to determine the speed at which the solar core was spinSolar and Heliospheric Observatory's (SOHO) Global Oscillations at Low Frequency (GOLF) instrument to measure solar oscillations, then used a new technique to determine the speed at which the solar core was spinsolar oscillations, then used a new technique to determine the speed at which the solar core was spinsolar core was spinning.

This new set of observations adds key information to the models needed to track how material moves and changes throughout space in the solar system — crucial to understanding the medium through which our spacecraft travel, as we venture farther and farther from home.

The observed 100 um fluxes from delta Pav, HR 8501, and 5... ▽ More We present the first far - IR observations of the solar - type stars delta Pav, HR 8501, 51 Peg and zeta ^ 2 Ret, taken within the context of the DUNES Herschel Open Time Key Programme (OTKP).

While we track CMEs with a number of instruments, the sheer size of the solar system means that our observations are limited, and usually taken from a distance.

Current research in the Hida Observatory of Kyoto University has emphasis on the followings; (a) Study of solar MHD processes with spectroscopic and spectro - polarimetric observations using the 60 cm Domeless Solar Vacuum Tower Telescope (DST) combining with data from space solar missions (such as Hinsolar MHD processes with spectroscopic and spectro - polarimetric observations using the 60 cm Domeless Solar Vacuum Tower Telescope (DST) combining with data from space solar missions (such as HinSolar Vacuum Tower Telescope (DST) combining with data from space solar missions (such as Hinsolar missions (such as Hinode).

The study brought together data from several spacecraft, as well as supporting observations from solar wind probes and ground - based geomagnetic observatories, to develop a model that describes the Earth's magnetic field and its interaction with the solar wind not just theoretically as had been the case previously, but based on actual measurements.

Do you have any comment on the paper by Lassen and Thejll of the Danish Meteorological Institute from observations between Arctic sea ice index and solar cycle length?