A study of the motions of different stellar populations in the Andromeda’s disk has revealed a violent history of mergers with dwarf galaxies in the...
Dr Soren Meibom, an astronomer with the Harvard-Smithsonian Center for Astrophysics, and his colleagues from Germany and the United States say they can...
By observing the dust and gas at the center of NGC 1266, a team of astronomers led by Dr Katherine Alatalo of the California Institute of Technology in...
U.S. astronomers using the Atacama Large Millimeter/submillimeter Array have discovered an entire family of Pluto-size planetesimals around a nearby young...
French astronomers using the HARPS instrument on the ESO 3.6-m telescope at the La Silla Observatory in Chile have discovered nearly 500 comets around...
Astronomers using data from the Isaac Newton Telescope on La Palma in the Canary Islands have assembled a catalogue of the visible part of the northern...
Using the High Dispersion Spectrograph mounted on the 8.2-m Subaru Telescope on Mauna Kea, astronomers led by Dr Wako Aoki of the National Astronomical...
A team of astronomers using the Red Channel spectrograph at the MMT Observatory on Mt. Hopkins in Arizona has discovered the most distant Milky Way stars...
Astronomers from the United States, Russia and Australia have discovered the first true solar sibling – HD 162826.
HD 162826. Image credit: sky-map.org.
HD...
U.S. astronomer using NASA’s Wide-field Infrared Survey Explorer and Spitzer Space Telescope has discovered WISE J085510.83-071442.5 (WISE 0855-0714...
Astronomers led by Dr Stefan Keller of the Australian National University say they have discovered the oldest star ever seen in the Universe.
This image,...
By combining photographic and digital data from the US Naval Observatory-B and Sloan Digital Sky Survey DR9 catalogues, astronomers have made one of the...
According to a team of astronomers from Australia and Europe reporting in the Monthly Notices of the Royal Astronomical Society, IRAS 15445-5449 – an...
Astronomers using ESO’s Very Large Telescope have identified the oldest solar twin known to date.
This image shows the Sun-like star HIP 102152. Credit:...
A team of astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) has captured a beautiful close-up view of an object named Herbig-Haro...
A team of astronomers from Taiwan and the UK has discovered two unusual subdwarf stars with extremely high concentrations of lead in their atmospheres.
This...
