We then compare the number of observed planet candidates to the number of stars around which such planets could have been detected in order to estimate the planet occurrence rate around cool stars. (arxiv.org)
If so, we'd expect to see clusters of active young stars around the core blowing material into the center, and a rather dim black hole surrounded by a hollow ring. (discovermagazine.com)
Why does it matter that one of the biggest movie stars around is talking about climate change? (climaterealityproject.org)