News tagged with stars

Imaging giant exoplanets around nearby stars

The Wide-Field Infrared Survey Telescope (WFIRST) is the highest-ranked recommendation for a large space mission in the NRC 2010 decadal survey, New Worlds, New Horizons (NWNH) in Astronomy and Astrophysics. The WFIRST coronagraph ...

dateNov 15, 2016 in Astronomy
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A hydrogen-rich, passive galaxy

Cold gas in the form of neutral hydrogen atoms provides the reservoir for star formation in galaxies from the distant to the nearby Universe. Understanding how it accretes onto galaxies is of crucial importance because fresh ...

dateNov 11, 2016 in Astronomy
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Space telescopes pinpoint elusive brown dwarf

In a first-of-its-kind collaboration, NASA's Spitzer and Swift space telescopes joined forces to observe a microlensing event, when a distant star brightens due to the gravitational field of at least one foreground cosmic ...

dateNov 10, 2016 in Astronomy
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Virtual Milky Way

ESA's Gaia is surveying stars in our Galaxy and local galactic neighbourhood in order to build the most precise 3D map of the Milky Way and answer questions about its structure, origin and evolution.

dateNov 10, 2016 in Astronomy
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What are Magellanic clouds?

Since ancient times, human beings have been staring at the night sky and been amazed by the celestial objects looking back at them. Whereas these objects were once thought to be divine in nature, and later mistaken for comets ...

dateNov 09, 2016 in Astronomy
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Solved: One of the mysteries of globular clusters

A study shows that the most massive stars in the last stages of their lives are those which contaminate the interstellar medium with new chemical elements, giving rise to successive generations of stars in these 'astronomical ...

dateNov 08, 2016 in Astronomy
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