Examining the Accuracy of the Spectral Energy Distribution Models
In a new study, a team of astronomers set out to evaluate the accuracy of the spectral energy distribution (SED) models, finding that the models…
Stars
VLT Reveals that O Stars, Which Drive the Evolution of Galaxies, Don’t Live Alone
Using ESO’s Very Large Telescope to study a sample of 71 O-type single stars and stars in pairs in six nearby young star clusters in…
Accretion Around TW Hydrae
While studying TW Hydrae, a relatively young star in the TW Hydrae stellar association, astronomers were able to track an accretion flare spectroscopically, providing direct…
Herschel Image of the Vela C Region
A new image from the European Space Agency’s Herschel Space Observatory shows Vela C, a massive star nursery that is 2,300 light-years from the Sun…
Hubble Captures Image of a Carbon Star
NASA’s Hubble Space Telescope captured an image of U Cam coughing out a spherical shell of gas as a layer of helium around its core…
Mysterious Disappearance of Dust Ring Leaves Astronomers Searching for Solutions
First seen by the NASA Infrared Astronomical Satellite in 1983, the dusty disk around a young sun-like star called TYC 8241 2652 has disappeared, leaving…
“Impossible” Discovery, Red Dwarf Binaries with Orbital Periods of 2.5 Hours
While studying the brightness of stars in near-infrared light, a team of astronomers discovered several red dwarf binaries with orbital periods significantly shorter than the…
In McNeil’s Nebula, Protostar V1647 Ori Flaunts its X-ray Spots
Located about 1,300 light-years away in the constellation Orion, protostar V1647 Ori gave astronomers the first direct evidence that a protostar surges in X-ray activity…
NASA Data Reveals Significant Changes in Exoplanet’s Atmosphere
Similar to Jupiter, exoplanet HD 189733b is a gas giant that circles its star, named HD 189733A, at a distance of only 3 million miles…
Hubble Views Planetary Nebula NGC 7026
A new image from the Hubble Space Telescope shows the butterfly-shaped cloud of glowing gas and dust that is the wreckage of a star similar…
Astrophysicists Zero In on How the Universe Responds to Gravity
Astrophysicists are getting closer to understanding the unexplained force that influences the laws of gravity throughout space. Newly published findings narrow down the possibilities of…
Searching for the Link Between Star Formation and Black Hole Activity
To better understand the how star formation and black hole activity are linked, scientists are looking back 8 to 12 billion years, a time when…
Ultra-Cool Brown Dwarf is 35 Times More Massive than Jupiter
Using data from the WISE satellite, scientists discovered an ultra-cool brown dwarf, known as BD+01 2920B, that is about 35 times more massive than Jupiter…
Black Hole Rips Apart a Helium Rich Star
Data captured by NASA’s Galaxy Evolution Explorer and the Pan-STARRS1 telescope show direct evidence of a supermassive black hole using its powerful gravitational forces to…
Astronomers Discover Large Group of Rogue Stars
As scientists are learning more about rogue stars, they are also learning new ways to locate them. A new study from astronomers at Vanderbilt University…
Radio Waves from Brown Dwarf Discovered
Using the radio telescope at Arecibo, Puerto Rico, a team of astrophysicists from Penn State have discovered radio emissions from a brown dwarf in the…
WISE Views Aging Star Erupting With Dust
Using images from NASA’s Wide-field Infrared Survey Explorer, scientists were able to locate an aging star releasing large amounts of dust as it begins the…
New Model May Rule Out the Presence of Dark Matter
Searching for dark matter and studying conventional models for the origin and evolution of the universe has led astronomers from the University of Bonn to…
