News tagged with pulsating stars

Bright star reveals new exoplanet

An international team of astronomers at Stellar Astrophysics Centre in Aarhus, Denmark, have discovered a new exoplanet, christened "Kepler-410A b." The planet is about the size of Neptune and orbits the ...

Jan 22, 2014
3.8 / 5 (5) 0

Astronomers discover new kind of variable star

Astronomers using the Swiss 1.2-metre Euler telescope at ESO's La Silla Observatory in Chile have found a new type of variable star. The discovery was based on the detection of very tiny changes in brightness ...

Jun 12, 2013
4.8 / 5 (13) 5 | with audio podcast

Shining light on elusive dark matter

The antimatter hunter AMS-02 on the International Space Station is searching for the missing pieces of our Universe. The project's first results published yesterday are hinting at a new phenomenon and revealing more a ...

Apr 04, 2013
4.7 / 5 (7) 30

The magnetic wakes of pulsar planets

Pulsars are among the most extreme stars in the universe: dense balls of matter which are heavier than the Sun, yet only a few tens of kilometers in diameter. They rotate rapidly (up to several hundred revolutions ...

Oct 08, 2012
5 / 5 (2) 37

Pulsating star mystery solved

(PhysOrg.com) -- By discovering the first double star where a pulsating Cepheid variable and another star pass in front of one another, an international team of astronomers has solved a decades-old mystery. ...

Nov 24, 2010
4.9 / 5 (21) 5 | with audio podcast

A New Class of Variable Stars Revealed

(PhysOrg.com) -- Modern astronomy sometimes makes discoveries by looking in new places, the distant universe for example, using telescopes and instruments that extend the previous limits of detection.

Feb 26, 2010
5 / 5 (5) 3 | with audio podcast

A New Method of Estimating Stellar Distances

(PhysOrg.com) -- The star Chi Cygni is located about 550 light-years away, in the direction of the constellation of Cygnus the Swan. It is a notable star because, unlike the sun which still burns hydrogen ...

Dec 21, 2009
4.4 / 5 (15) 2