Stars News -- ScienceDaily

Stars News

March 30, 2016

Oddball Planet and Origins of 'Hot Jupiters'

Our Sun Could Also Be Superflare Star

Quasars Slowed Star Formation, Research Shows

Two Supernovae Seen at Moment of Explosion

Latest Headlines

updated 2:40am EDT

Magnetar Could Have Boosted Explosion of Extremely Bright Supernova

Mar. 24, 2016 — Calculations by scientists have found highly magnetized, rapidly spinning neutron stars called magnetars could explain the energy source behind two extremely unusual ... read more

Tracing Star Formation Rates in Distant Galaxies

Mar. 23, 2016 — Researchers have observed 17 bright distant galaxies with the MOSFIRE high-resolution near-infrared spectrometer at the W. M. Keck Observatory telescopes. Then, they combined ... read more

New Way to Determine the Age of Stars?

Mar. 23, 2016 — Researchers have developed a new conceptual framework for understanding how stars similar to our Sun evolve. Their framework helps explain how the rotation of stars, their ... read more

Tiny, Ancient Galaxy Preserves Record of Catastrophic Event

Mar. 21, 2016 — The lightest few elements in the periodic table formed minutes after the Big Bang. Heavier chemical elements are created by stars, either from nuclear fusion in their ... read more

Most Eccentric Planet Ever Known Flashes Astronomers With Reflected Light

Mar. 18, 2016 — A team of astronomers has spotted an extrasolar planet that boasts the most eccentric orbit ever seen. The planet moves in a flattened ellipse, traveling a long path far from ... read more

Astronomers Found a Star With a Record Variation Period

Mar. 18, 2016 — Astronomers who created a global network of robotelescopes MASTER detected that a bright star TYC 2505-672-1 has actually faded significantly. That finding led to new ... read more

Hubble Unveils Monster Stars

Mar. 17, 2016 — Astronomers using the unique ultraviolet capabilities of the NASA/ESA Hubble Space Telescope have identified nine monster stars with masses over 100 times the mass of the Sun ... read more

Astronomers See Unprecedented Detail of Inner Portion of Protoplanetary Disk

Mar. 17, 2016 — Astronomers have discovered details of the inner, thickest portion of a dusty disk surrounding a young star and provided new ... read more

Students Map Milky Way With Dwarf Stars

Mar. 16, 2016 — Two astronomy students have mapped the entire Milky Way Galaxy in dwarf stars for the first time. They show that there are a total of 58 billion dwarf stars, of which seven ... read more

Deciphering Compact Galaxies in the Young Universe

Mar. 10, 2016 — Researchers have discovered about 80 young galaxies in the early universe about 1.2 billion years after the Big Bang. They made detailed analyses of imaging data by the ... read more

There's New Evidence Of A Distant Ninth Planet In Our Solar System

NASA: Sun Stripping Away Martian Atmosphere

Scientists See A Sun-Like Star Shred An Earth-Like Planet

Austrian Alps Double for Red Planet in Astronaut Tests

Dark Matter Satellites Trigger Massive Birth of Stars

Mar. 9, 2016 — Astronomers are presenting a novel analysis of computer simulations, based on theoretical models, that study the interaction of a dwarf galaxy with a dark ... read more

Sharpest View Ever of Dusty Disc Around Aging Star

Mar. 9, 2016 — Astronomers obtained the sharpest view ever of the dusty disc around an aging star. For the first time such features can be compared to those around young stars -- and they look surprisingly similar. ... read more

Dust Grains Could Be Remnants of Stellar Explosions Billions of Years Ago

Mar. 8, 2016 — Microscopic dust particles have been found in meteoritic material on Earth, particles that were likely formed in stellar explosions that occurred long before the creation of our star, the sun. ... read more

ALMA Spots Baby Star’s Growing Blanket

Mar. 3, 2016 — Researchers using the Atacama Large Millimeter/submillimeter Array (ALMA) have made the first direct observations delineating the gas disk around a baby star from the infalling gas envelope. This ... read more

Birth of Rare Massive Stars Deep Within Crimson Gas Clouds

Mar. 2, 2016 — In a huge new image clouds of crimson gas are illuminated by rare, massive stars that have only recently ignited and are still buried deep in thick dust clouds. These scorching-hot, very young stars ... read more

Young Stars Surreptitiously Gluttonizing Their Birth Clouds

Feb. 29, 2016 — Astronomers have used a new infrared imaging technique to reveal dramatic moments in star and planet formation. These seem to occur when surrounding material falls toward very active baby stars, ... read more

The Prolonged Death of Light from Type Ia Supernovae

Feb. 24, 2016 — Three years after its explosion, a type Ia supernova continues to shine brighter than expected, new research finds. The observations suggest that the powerful explosions produce an abundance of a ... read more

LIGO's Twin Black Holes Might Have Been Born Inside a Single Star

Feb. 23, 2016 — On September 14, 2015, the Laser Interferometer Gravitational-wave Observatory (LIGO) detected gravitational waves from the merger of two black holes 29 and 36 times the mass of the Sun. Such an ... read more

Imaging Technique May Help Discover Earth-Like Planets

Feb. 23, 2016 — Regular telescopes are not good at detecting Earth-like planets because a host star's light generally drowns out the relatively dimmer light of a potential planet. A new development in space ... read more

Longest-Lasting Stellar Eclipse: Three-and-a-Half Year Eclipses in Binary System

Feb. 18, 2016 — Astronomers have discovered an unnamed pair of stars that sets a new record for both the longest duration stellar eclipse (3.5 years) and longest period between eclipses (69 years) in a binary ... read more

Astronomer Detected a New Source of Intense Gamma-Radiation in the Sky

Feb. 17, 2016 — Astronomers have discovered a new source that confirmed the fact that binary systems with strong colliding stellar winds comprise a separate new population of high-energy gamma-ray ... read more

Planet Formation Around Binary Star

Feb. 13, 2016 — Using ALMA, astronomers have taken a new, detailed look at the very early stages of planet formation around a binary star. Embedded in the outer reaches of a double star's protoplanetary disk, ... read more

Caught in the Act: Astronomers Find a Rare Supernova 'Impostor' in a Nearby Galaxy

Feb. 12, 2016 — University of Washington astronomers have identified a rare type of supernova 'impostor' in a nearby galaxy, with implications for how scientists look at the short, complex lives of massive ... read more

A Star's Moment in the Spotlight

Feb. 10, 2016 — A newly formed star lights up the surrounding clouds in this new image from ESO's La Silla Observatory in Chile. Dust particles in the vast clouds that surround the star HD 97300 diffuse its ... read more

Artistic Space Odyssey to Broadcast People's Messages to the Stars

Feb. 8, 2016 — Messages from around the world are to be beamed into space at the speed of light as part of a cultural project to create a celestial time ... read more

'Cannibalism' Between Stars

Feb. 5, 2016 — Stars do not accumulate their final mass steadily, but in a series of violent events manifesting themselves as sharp stellar brightening. Stellar brightening can be caused by fragmentation due to ... read more

Turbulent Times: When Stars Approach

Feb. 4, 2016 — Astrophysicists are using new methods to simulate the common-envelope phase of binary stars, discovering dynamic irregularities that may help to explain how supernovae ... read more

A Violent Wind Blown from the Heart of a Galaxy Tells the Tale of a Merger

Feb. 4, 2016 — Astronomers have revealed the detailed structure of a massive ionized gas outflow streaming from the starburst galaxy NGC 6240. The light-collecting power and high spatial resolution of Subaru ... read more

The Frigid 'Flying Saucer': Unexpectedly Cold Grains in Planet-Forming Disc

Feb. 3, 2016 — Astronomers have made the first direct measurement of the temperature of the large dust grains in the outer parts of a planet-forming disc around a young star. By applying a novel technique to ... read more

Novel Calibration Tool Will Help Astronomers Look for Habitable Exoplanets

Jan. 29, 2016 — Promising new calibration tools, called laser frequency combs, could allow astronomers to take a major step in discovering and characterizing earthlike planets around other stars. These devices ... read more

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