GD 61 is a white dwarf with a protoplanetary system located 150 light-years from Earth in the constellation Perseus. [4 ] It is thought to have been a main-sequence star of spectral type A0V with around three times the mass of the Sun that…
The star's age of 2.2 ±1.0 billion years is less than half that of the Sun. [4 ] HAT-P-29 is slightly enriched in heavy elements, having 35% more iron than the Sun.
HD 23596 is a star with an orbiting exoplanet companion in the constellation Perseus. It has an apparent visual magnitude of 7.25, [2 ] which is too dim to be viewed with the naked eye.
The star AP 70, later called V488 Persei was found to be variable with a period of 123.5 hours. [4 ] The star is a BY Draconis variable, which shows periodic variations due to starspots. [2 ] In 2012 researchers found a debris disk with…
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