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Tag Archives: astronomers

Astronomers witness birth of new star from stellar explosion

The explosions of stars, known as supernovae, can be so bright they outshine their host galaxies. They take months or years to fade away, and sometimes, the gaseous remains of the explosion slam into hydrogen-rich gas and temporarily get bright again — but could they remain luminous without any outside ... Read More »

Astronomers observe cosmic steam jets and molecules galore

The ALMA telescope in Chile has transformed how we see the universe, showing us otherwise invisible parts of the cosmos. This array of incredibly precise antennas studies a comparatively high-frequency sliver of radio light: waves that range from a few tenths of a millimeter to several millimeters in length. Recently, ... Read More »

Astronomers identify some of the oldest galaxies in the universe

Astronomers from the Institute for Computational Cosmology at Durham University and the Harvard-Smithsonian Center for Astrophysics, have found evidence that the faintest satellite galaxies orbiting our own Milky Way galaxy are amongst the very first galaxies that formed in our Universe. Scientists working on this research have described the finding ... Read More »