A star called T Corona Borealis may "go nova" next week, making the star briefly visible to the naked eye. It last happened ...

ABSTRACT We have derived sodium, magnesium, and aluminum abundances for more than 100 red giant branch (RGB) stars in each of the Galactic globular clusters M3 and M13 (235 total stars), using ...

The broadcast formed part of the ceremonies held to mark a major upgrade to the Arecibo Radio Telescope. The transmission consisted of a simple, pictorial message, aimed at our putative cosmic ...

Anyone spotting a globular star cluster like M13 for the first time through an amateur telescope will recognize a fascinating white spot, which at first glance could also be a comet without a ...