News tagged with variable star

Hubble sees a stellar "sneezing fit"

(Phys.org) —Look at the bright star in the middle of this image. It appears as if it just sneezed. This sight will only last for a few thousand years—a blink of an eye in the young star's life.

Dec 29, 2013
5 / 5 (23) 1 | 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

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

RS Puppis puts on a spectacular light show

The NASA/ESA Hubble Space Telescope has observed the variable star RS Puppis over a period of five weeks, showing the star growing brighter and dimmer as it pulsates. These pulsations have created a stunning ...

Dec 17, 2013
4.6 / 5 (12) 1 | with audio podcast

Colony of Young Stars Shines in New Spitzer Image

(PhysOrg.com) -- Astronomers have their eyes on a hot group of young stars, watching their every move like the paparazzi. A new infrared image from NASA's Spitzer Space Telescope shows the bustling star-making ...

Apr 01, 2010
4.7 / 5 (6) 0 | 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