Tag Archives: stellar

Black holes have a reputation as ravenous monsters that tear apart stars and planets, but most of them are very placid—they’re all but invisible out there in the emptiness of space. That can make black holes tough to identify, but astronomers have just spotted a big one. The newly discovered …

It is stars that affect planets, for the most part, and not the other way around. But researchers now claim to have found the first example of stellar pulsations caused by an exoplanet. The star HAT-P-2 is emitting visible pulses that seem to be a result of a particularly large …