The southern autumn night sky is often referred to as the “wet quarter” because that’s where we find such constellations as Aquarius the Water-bearer; Pisces the Fish; and, most notorious of all, ...
BBC Science Focus on MSN
Weird signals keep reaching Earth from across the Galaxy – and we may finally have the key to reading them
A mysterious "stellar Rosetta Stone" may crack a code that's puzzled scientists for years ...
Using the Nanshan One-meter Wide-field Telescope (NOWT), astronomers from China have performed a photometric survey of the old open cluster NGC 188. In result, they identified many variable stars, one ...
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 ...
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 ...
Using the ARIES telescope, astronomers from India have inspected a young open cluster known as NGC 281, searching for new variable stars. As a result of this investigation, they detected 228 new ...
For the past 10 years, under the guiding hand of Editor-in-Chief Professor John Percy (University of Toronto), the Journal of the American Association of Variable Star Observers (JAAVSO) has ...
Ancient Egyptian astronomers may have discovered variable stars, and calculated the period of a well-known one called Algol, thousands of years before Europeans. But they buried those observations in ...
I timed this column to coincide with a feature article in this issue about the American Association of Variable Star Observers (AAVSO), written by the organization’s director, Stella Kafka. If you ...
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 ...
Cataclysmic variable stars are compact binary systems in which a white dwarf accretes material from a close companion, typically a late-type main-sequence star. The accreted matter forms a disc unless ...
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