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182 matches found for "stellar wind"

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NASA's Great Observatories Celebrate International Year of Astronomy

In celebration of this International Year of Astronomy, NASA is releasing images of the galactic center region as seen by its Great Observatories to more than 150 planetariums, museums, nature centers...

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Cassini Helps Redraw Shape of Solar System

Images from one of the Magnetospheric Imaging Instrument’s sensors, the Ion and Neutral Camera (MIMI/INCA), on NASA’s Cassini spacecraft suggest that the heliosphere may not have the comet-like shape ...

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Satellite reveals surprising cosmic 'weather' at edge of solar system

"Nature is full of surprises, and IBEX has been lucky to discover one of those surprises," said Priscilla Frisch, a senior scientist in astronomy & astrophysics at the University of Chicago....

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UNH space scientists help catch the interstellar wind

The mission launched October 19, 2008 and carries two, ultra-high sensitivity, cameras containing important components designed and built at UNH. From a highly elliptical Earth orbit the IBEX satellit...

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The Protecting Cocoon of the Solar System: NASA Mission discovers unexpected structures

The solar wind engulves our solar system like a cocoon: This continuous plasma flow that emanates from the Sun is protecting us from the interstellar medium, especially from the cosmic rays. The bound...

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Simulation suggests rocky exoplanet has bizarre atmosphere

So accustomed are we to the sunshine, rain, fog and snow of our home planet that we find it next to impossible to imagine a different atmosphere and other forms of precipitation. To be sure, D...

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New Vista of Milky Way Center Unveiled

Permeating the region is a diffuse haze of X-ray light from gas that has been heated to millions of degrees by winds from massive young stars – which appear to form more frequently here than elsewhere...

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Giant Galaxy Hosts the Most Distant Supermassive Black Hole

The galaxy, so distant that it is seen as it was 12.8 billion years ago, is as large as the Milky Way galaxy and harbours a supermassive black hole that contains at least a billion times as much matte...

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Warped Debris Disks Around Stars Are Blowin’ in the Wind

"The disks contain small comet- or asteroid-like bodies that may grow to form planets," Debes said. "These small bodies often collide, which produces a lot of fine dust." As the st...

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The violent youth of solar proxies steer course of genesis of life

New research shows that compared to middle-aged stars like the Sun, newly formed stars spin faster generating strong magnetic fields that result in emission of more intense levels of X-rays, ultraviol...

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Particles as tracers for the most massive explosions in the Milky Way

But scientists from the University of Gothenburg, Sweden, have shown that there is another explanation of the flux.Several independent studies recently discovered a mysterious flux of electron...

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Double Engine for a Nebula

This striking view is ablaze with a flurry of stars of all colours and brightnesses, some of which are seen against a backdrop of clouds of dust and gas. One unusual star in the middle, HD 876...

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New findings on the birth of the solar system

The team has found that radioactive nuclei found in the earliest meteorites, dating back billions of years, could have been delivered by a nearby dying giant star of six times the mass of the sun. ...

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An Eagle of Cosmic Proportions

Located 7000 light-years away, towards the constellation of Serpens (the Snake), the Eagle Nebula is a dazzling stellar nursery, a region of gas and dust where young stars are currently being formed a...

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New portrait of Omega Nebula's glistening watercolours

The Omega Nebula, sometimes called the Swan Nebula, is a dazzling stellar nursery located about 5500 light-years away towards the constellation of Sagittarius (the Archer).An active star-formi...

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