New Flicker Technique Measures Surface Gravity of Distant Stars
A new technique developed by astronomers simplifies the measurement of a star’s surface gravity using its light flickers, which enhances our understanding of its physical…
A new technique developed by astronomers simplifies the measurement of a star’s surface gravity using its light flickers, which enhances our understanding of its physical…
While studying subdwarf stars, a team of astronomers discovered two unusual stars with extremely high concentrations of lead in their atmospheres. They estimate that the…
Using asteroseismic data obtained by the CoRoT space telescope, a team of scientists was able to measure the internal rotation of a Sun-like star and…
Using the Hubble Space Telescope to track the orbital motion of over 30,000 stars in globular cluster 47 Tucanae, astronomers have revealed a link between…
A newly released Hubble image shows the remains of a star known as planetary nebula IC 289. This NASA/ESA Hubble Space Telescope image shows the…
New research presented at the 10th Edoardo Amaldi Conference on Gravitational Waves suggests that stellar collisions between massive stars with masses between 200 and 300…
A newly published study describes recent observations of the remnant of a stellar collision, revealing that the remnant of the stripped red giant is a…
Using the 2.1-meter Otto Struve Telescope, a team of astronomers have discovered pulsations from the crystalized remnant of the burnt-out star GD 518. Austin —…
A newly published study details the discovery of a new type of variable star in the open cluster NGC 3766, which lies about 7,000 light-years…
Researchers used ESO’s Very Large Telescope to carefully study the light coming from stars in the globular star cluster NGC 6752, finding that all of…
Using the Subaru Telescope, the CFHT and NASA’s GALEX, astronomers reveal unprecedented views of the star formation process of a Blue Supergiant star located in…
Using NASA’s Hubble Space Telescope, astronomers have found that HD 140283 is the oldest known star with a well-determined age, forming soon after the Big…
NASA’s Spitzer Space Telescope captured an image of Zeta Ophiuchi, a star that is traveling at 54,000 mph and is about six times hotter, eight…
Vega is situated in the constellation Lyra, 25 light-years away from Earth, and it is the fifth brightest star in the sky. In 1983, astronomers…
Astronomers discovered dust around an unusual class of interacting binary stars, a highly magnetic white dwarf star that is Earth-sized but weighs about 60 percent…
In a new study, an international team of scientists established that the rate of star formation in the Universe is now only 1/30th of what…
A newly published study encompasses thirty years of research on hypergiant HR 8752, a star that is roughly 250 times brighter than our Sun and…
Using the Herschel Space Telescope and a method known as raytracing, a team of scientists produced a 3-D map of the dark cloud Barnard 68…