Stars, Sun, Exoplanets
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Stars, Sun, Exoplanets
Hot news about stellar physics! A selection of stories, pictures, movies dedicated to stellar physics, with occasional bits of solar physics and exoplanet science.
Curated by Pascal Petit
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Fast, furious, refined: Smaller black holes can eat plenty

Fast, furious, refined: Smaller black holes can eat plenty | Stars, Sun, Exoplanets | Scoop.it
Gemini observations support an unexpected discovery in the galaxy Messier 101.
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The birth and death of stars, captured in a dramatic intergalactic photo | ExtremeTech

The birth and death of stars, captured in a dramatic intergalactic photo | ExtremeTech | Stars, Sun, Exoplanets | Scoop.it
You are looking at a stunning photo of the Large Magellanic Cloud, one of the closest dwarf galaxies to the Milky Way.
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Second Solar System Like Ours Discovered

Second Solar System Like Ours Discovered | Stars, Sun, Exoplanets | Scoop.it
A team of European astronomers has discovered a second solar system, the closest parallel to our own solar system yet found. It includes seven exoplanets or
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SUNRISE offers new insight on sun's atmosphere

SUNRISE offers new insight on sun's atmosphere | Stars, Sun, Exoplanets | Scoop.it
Three months after the flight of the solar observatory Sunrise -- carried aloft by a NASA scientific balloon in early June 2013 -- scientists have presented unique insights into a layer on the sun called the chromosphere.

Via Ioannis
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This Planetary Nebula Comes With a Twist

This Planetary Nebula Comes With a Twist | Stars, Sun, Exoplanets | Scoop.it
From the Cat’s Eye to the Eskimo, planetary nebulae are arguably among the most dazzling objects in the Universe. These misnamed stellar remnants are crea
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Number of Confirmed Alien Planets Nears 1,000

Number of Confirmed Alien Planets Nears 1,000 | Stars, Sun, Exoplanets | Scoop.it
Four of the five main databases that catalog exoplanet discoveries now list more than 900 confirmed alien worlds, and two of them peg the tally at 986 as of today (Sept. 26). So the 1,000th exoplanet may be spotted in a matter of days or weeks.
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APOD: 2013 September 15 - M2 9: Wings of a Butterfly Nebula

APOD: 2013 September 15 - M2 9: Wings of a Butterfly Nebula | Stars, Sun, Exoplanets | Scoop.it
A different astronomy and space science
related image is featured each day, along with a brief explanation.
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NASA (pappubahry: An expanding bubble of gas from the...)

pappubahry:
“ An expanding bubble of gas from the binary system XZ Tauri, 1995-2002, at 675nm wavelength (i.e., red light). These are raw frames screenshotted from the Hubble Legacy Archive viewer;...
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Extreme Space Weather Storms Spark Satellite Failures, Study Suggests

Extreme Space Weather Storms Spark Satellite Failures, Study Suggests | Stars, Sun, Exoplanets | Scoop.it
High-speed eruptions of charged particles from the sun may be to blame for recent failures of satellites that people rely on to watch TV and use the Internet, a new study finds.
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Young stars cooking in the Prawn Nebula

Young stars cooking in the Prawn Nebula | Stars, Sun, Exoplanets | Scoop.it
The glowing jumble of gas clouds visible in a new image make up a huge stellar nursery nicknamed the Prawn Nebula.
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NASA (distant-traveller: Hubble snaps image of cosmic...)

NASA (distant-traveller: Hubble snaps image of cosmic...) | Stars, Sun, Exoplanets | Scoop.it
distant-traveller:
“ Hubble snaps image of cosmic concoction
“ A colourful star-forming region is featured in this stunning NASA/ESA Hubble Space Telescope image of NGC 2467. Looking like a roiling...
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Birth of black hole witnessed, marking watershed moment for astronomy | ExtremeTech

Birth of black hole witnessed, marking watershed moment for astronomy | ExtremeTech | Stars, Sun, Exoplanets | Scoop.it
This week, a momentous event occurred somewhere in the universe, and thanks to advanced technology, scientists were able to capture it in all its glory.

Via Michael Druck
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NASA resurrects planet-hunting Kepler, replaces broken parts with magical Sun power | ExtremeTech

NASA resurrects planet-hunting Kepler, replaces broken parts with magical Sun power | ExtremeTech | Stars, Sun, Exoplanets | Scoop.it
Over the past year, we've told the sad story of NASA's Kepler space observatory, and how the failure of two vital components have resulted in the sad and premature retirement of humanity's best tool for spotting Earth-like planets elsewhere in the...
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Mach 1000 shock wave lights supernova remnant

Mach 1000 shock wave lights supernova remnant | Stars, Sun, Exoplanets | Scoop.it
When a star explodes as a supernova, the material blasted outward from the explosion still glows hundreds or thousands of years later, forming a picturesque supernova remnant. What powers such long-lived brilliance?
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Final Antenna Delivered to ALMA - All 66 ALMA antennas now handed over to the observatory

Final Antenna Delivered to ALMA - All 66 ALMA antennas now handed over to the observatory | Stars, Sun, Exoplanets | Scoop.it
The final antenna for the Atacama Large Millimeter/submillimeter Array (ALMA) project has just been handed over to the ALMA Observatory.
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Every color of the Sun’s rainbow: Why are there so many missing? | ExtremeTech

Every color of the Sun’s rainbow: Why are there so many missing? | ExtremeTech | Stars, Sun, Exoplanets | Scoop.it
What you see here is the entire gamut of our Sun's visible light output. It clearly shows you how the Sun emits almost every color, but how the output of some colors, such as yellow and green, are brighter than others.
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APOD: 2013 September 24 - The Local Fluff

APOD: 2013 September 24 - The Local Fluff | Stars, Sun, Exoplanets | Scoop.it
A different astronomy and space science
related image is featured each day, along with a brief explanation.
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How the Sun's Magnetic Field Works (Infographic)

How the Sun's Magnetic Field Works (Infographic) | Stars, Sun, Exoplanets | Scoop.it
The sun's magnetic field drives changes on its surface and beyond.
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Detecting biomarkers on faraway planets

Detecting biomarkers on faraway planets | Stars, Sun, Exoplanets | Scoop.it
On Earth, life leaves tell-tale signals in the atmosphere. Photosynthesis is ultimately responsible for the high oxygen levels and the thick ozone layer.
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Endings and Beginnings – Magnetic Jets Shape Stellar Transformation

Endings and Beginnings – Magnetic Jets Shape Stellar Transformation | Stars, Sun, Exoplanets | Scoop.it
The incredible visual appearance of planetary nebulae are some of the most studied and observed of deep space objects. However, these enigmatic clouds of g
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Fire-breather

Fire-breather | Stars, Sun, Exoplanets | Scoop.it
Like a dragon breathing fire, a powerful blast of plasma erupts from the Sun in this colourised view of a ‘coronal mass ejection’.
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NASA (thenewenlightenmentage: Prawn Nebula Cooks Up...)

NASA (thenewenlightenmentage: Prawn Nebula Cooks Up...) | Stars, Sun, Exoplanets | Scoop.it
thenewenlightenmentage:
“ Prawn Nebula Cooks Up Stars There is something fishy about this deep-space cosmic object.
A powerful telescope in Chile has produced amazing new photos of a giant stellar...
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