Life beyond our solar system may be detectable within two to three years, experts have said. Previously, researchers have mostly looked for planets of a similar size, mass, temperature and atmospheric composition to Earth. However, astronomers at the University of Cambridge now believe there may be other possibilities after recent work suggested that a “mini-Neptune” more than twice the radius of Earth and more than eight times as massive may be habitable.
‘Scrotum frog’ goes on show at UK zoo
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