At first astronomers thought they might have detected a planet around a single star somewhere in our galaxy. (sciencemag.org)
We estimate the probability of detecting a planet as a function of its mass and physical separation around each target. (arxiv.org)
Currently extensive observational programs are being developed all over the world, with the aim to detect planets outside our solar system that are able to accommodate life — a sheer impossible task. (sciencedaily.com)