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 ...

Get unlimited access to ad-free articles and exclusive content. Space.com A previously unknown kind of variable star is on brilliant display 7,000 light-years from Earth in a new photo taken by a ...

The newest delta Scuti (SKOO-tee) star in our night sky is so rare it's only one of seven identified by astronomers in the Milky Way. The star -- like our sun -- is in the throes of stellar evolution, ...

One of the best places to study stars is inside “open clusters”, which are groups of stars that formed together from the same material and are bound together through gravity. Open clusters act as ...

Sparkling with an exceptional blue-toned brilliance and exhibiting wild variations in both brightness and spectrum, the luminous blue variable (LBV) is a relatively rare and still somewhat mysterious ...

Rarest Stars in the Universe: Stars come in many forms, but some types are so rare that only a handful exist in our galaxy. For example, O-type stars account for just 0.00003% of the stars near the ...

R. M. SCOTT has an article on the long-pariod variable stars in the Telescope of September-October, which provides a popular description of the type of star of which Mira is a prototype. The spectra ...

Occasionally, the calendar aligns so that I get to complain about daylight saving time in this column on the same weekend it goes into effect. I need to take the chance to do that whenever I can. Just ...

Mysterious "golden stars" that pulsate in a fractal way have scientists stumped. Although these stars were spotted during a search for an extraterrestrial galactic Internet, the researchers say ...