News tagged with stars

Half of all exoplanet host stars are binaries

(Phys.org) —Imagine living on an exoplanet with two suns. One, you orbit and the other is a very bright, nearby neighbor looming large in your sky. With this "second sun" in the sky, nightfall might be ...

Sep 04, 2014
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Spitzer telescope witnesses asteroid smashup

(Phys.org) —NASA's Spitzer Space Telescope has spotted an eruption of dust around a young star, possibly the result of a smashup between large asteroids. This type of collision can eventually lead to the ...

Aug 28, 2014
4.6 / 5 (15) 2

Colours in the Small Magellanic Cloud

Astronomical images often look like works of art. This picture of one of our nearest neighbouring galaxies, the Small Magellanic Cloud, is certainly no exception!

Feb 23, 2015
4.5 / 5 (11) 0

Quadruplets in a stellar womb

More than half of all stars are in multiple systems: binary stars, or even triplets or quadruplets, that orbit one another. No one is quite sure how or why they form, but the effects can be significant, for ...

Feb 23, 2015
5 / 5 (5) 2

The strange case of the missing dwarf

The new SPHERE instrument on ESO's Very Large Telescope has been used to search for a brown dwarf expected to be orbiting the unusual double star V471 Tauri. SPHERE has given astronomers the best look so ...

Feb 18, 2015
4.7 / 5 (14) 3

Guiding our search for life on other earths

A telescope will soon allow astronomers to probe the atmosphere of Earthlike exoplanets for signs of life. To prepare, Lisa Kaltenegger and her team are modeling the atmospheric fingerprints for hundreds ...

Feb 17, 2015
4.9 / 5 (9) 2